diff --git a/api/@ohos.uitest.d.ts b/api/@ohos.uitest.d.ts
index c7582608738c10ab6f8d0237113bbdbe10540dff..7d0eb03a930605e0301d820e25501adb38cbf8d0 100644
--- a/api/@ohos.uitest.d.ts
+++ b/api/@ohos.uitest.d.ts
@@ -13,591 +13,1085 @@
  * limitations under the License.
  */
 
+/**
+ * Enumerates the string value match pattern.
+ * @syscap SystemCapability.Test.UiTest
+ * @since 8
+ */
+declare enum MatchPattern {
+  /**
+   * Equals to a string.
+   * @syscap SystemCapability.Test.UiTest
+   * @since 8
+   * @test
+   */
+  EQUALS = 0,
+  /**
+   * Contains a substring.
+   * @syscap SystemCapability.Test.UiTest
+   * @since 8
+   * @test
+   */
+  CONTAINS = 1,
+  /**
+   * StartsWith a substring.
+   * @syscap SystemCapability.Test.UiTest
+   * @since 8
+   * @test
+   */
+  STARTS_WITH = 2,
+  /**
+   * EndsWith a substring.
+   * @syscap SystemCapability.Test.UiTest
+   * @since 8
+   * @test
+   */
+  ENDS_WITH = 3
+}
+
+/**
+ * Describes the attribute requirements for the target UiComponents.
+ *
+ * @since 8
+ * @deprecated since 9
+ * @syscap SystemCapability.Test.UiTest
+ */
+declare class By {
+  /**
+   * Specifies the text for the target UiComponent.
+   * @syscap SystemCapability.Test.UiTest
+   * @param txt the text value.
+   * @param pattern the {@link MatchPattern} of the text value,default to {@link MatchPattern.EQUALS}
+   * @return Returns this {@link By} object.
+   * @since 8
+   * @test
+   */
+  text(txt: string, pattern?: MatchPattern): By;
+
+  /**
+   * Specifies the inspectorKey of the target UiComponent.
+   * @syscap SystemCapability.Test.UiTest
+   * @param key the inspectorKey value.
+   * @return Returns this {@link By} object.
+   * @since 8
+   * @test
+   */
+  key(key: string): By;
+
+  /**
+   * Specifies the id of the target UiComponent.
+   * @syscap SystemCapability.Test.UiTest
+   * @param id the id value.
+   * @return Returns this {@link By} object.
+   * @since 8
+   * @test
+   */
+  id(id: number): By;
+
+  /**
+   * Specifies the type of the target UiComponent.
+   * @syscap SystemCapability.Test.UiTest
+   * @param tp the type value.
+   * @return Returns this {@link By} object.
+   * @since 8
+   * @test
+   */
+  type(tp: string): By;
+
+  /**
+   * Specifies the clickable status of the target UiComponent.
+   * @syscap SystemCapability.Test.UiTest
+   * @param b the clickable status,default to true.
+   * @return Returns this {@link By} object.
+   * @since 8
+   * @test
+   */
+  clickable(b?: boolean): By;
+
+  /**
+   * Specifies the scrollable status of the target UiComponent.
+   * @syscap SystemCapability.Test.UiTest
+   * @param b the scrollable status,default to true.
+   * @return Returns this {@link By} object.
+   * @since 8
+   * @test
+   */
+  scrollable(b?: boolean): By;
+
+  /**
+   * Specifies the enabled status of the target UiComponent.
+   * @syscap SystemCapability.Test.UiTest
+   * @param b the enabled status,default to true.
+   * @return Returns this {@link By} object.
+   * @since 8
+   * @test
+   */
+  enabled(b?: boolean): By;
+
+  /**
+   * Specifies the focused status of the target UiComponent.
+   * @syscap SystemCapability.Test.UiTest
+   * @param b the focused status,default to true.
+   * @return Returns this {@link By} object.
+   * @since 8
+   * @test
+   */
+  focused(b?: boolean): By;
+
+  /**
+   * Specifies the selected status of the target UiComponent.
+   * @syscap SystemCapability.Test.UiTest
+   * @param b the selected status,default to true.
+   * @return Returns this {@link By} object.
+   * @since 8
+   * @test
+   */
+  selected(b?: boolean): By;
+
+  /**
+   * Requires that the target UiComponent which is before another UiComponent that specified by the given {@link By}
+   * object,used to locate UiComponent relatively.
+   * @syscap SystemCapability.Test.UiTest
+   * @param by describes the attribute requirements of UiComponent which the target one is in front of.
+   * @return Returns this {@link By} object.
+   * @since 8
+   * @test
+   */
+  isBefore(by: By): By;
+
+  /**
+   * Requires that the target UiComponent which is after another UiComponent that specified by the given {@link By}
+   * object,used to locate UiComponent relatively.
+   * @syscap SystemCapability.Test.UiTest
+   * @param by describes the attribute requirements of UiComponent which the target one is in back of.
+   * @return Returns this {@link By} object.
+   * @since 8
+   * @test
+   */
+  isAfter(by: By): By;
+}
+
+/**
+ * Represents a UiComponent of the ohos application,user can perform operations or query attributes on it.
+ *
+ * @since 8
+ * @deprecated since 9
+ * @test
+ * @syscap SystemCapability.Test.UiTest
+ */
+declare class UiComponent {
+  /**
+   * Click this {@link UiComponent}.
+   * @syscap SystemCapability.Test.UiTest
+   * @since 8
+   * @test
+   */
+  click(): Promise<void>;
+
+  /**
+   * Double click this {@link UiComponent}.
+   * @syscap SystemCapability.Test.UiTest
+   * @since 8
+   * @test
+   */
+  doubleClick(): Promise<void>;
+
+  /**
+   * Long click this {@link UiComponent}.
+   * @syscap SystemCapability.Test.UiTest
+   * @since 8
+   * @test
+   */
+  longClick(): Promise<void>;
+
+  /**
+   * Get the id attribute value.
+   * @syscap SystemCapability.Test.UiTest
+   * @returns the id value.
+   * @since 8
+   * @test
+   */
+  getId(): Promise<number>;
+
+  /**
+   * Get the inspectorKey attribute value.
+   * @syscap SystemCapability.Test.UiTest
+   * @returns the inspectorKey value.
+   * @since 8
+   * @test
+   */
+  getKey(): Promise<string>;
+
+  /**
+   * Get the text attribute value.
+   * @syscap SystemCapability.Test.UiTest
+   * @since 8
+   * @test
+   */
+  getText(): Promise<string>;
+
+  /**
+   * Get the type name.
+   * @syscap SystemCapability.Test.UiTest
+   * @returns the type name.
+   * @since 8
+   * @test
+   */
+  getType(): Promise<string>;
+
+  /**
+   * Get the clickable status of this {@link UiComponent}.
+   * @syscap SystemCapability.Test.UiTest
+   * @returns the clickable status.
+   * @since 8
+   * @test
+   */
+  isClickable(): Promise<boolean>;
+
+  /**
+   * Get the scrollable status of this {@link UiComponent}.
+   * @syscap SystemCapability.Test.UiTest
+   * @returns the scrollable status.
+   * @since 8
+   * @test
+   */
+  isScrollable(): Promise<boolean>;
+
+  /**
+   * Get the enabled status of this {@link UiComponent}.
+   * @syscap SystemCapability.Test.UiTest
+   * @returns the enabled status.
+   * @since 8
+   * @test
+   */
+  isEnabled(): Promise<boolean>;
+
+  /**
+   * Get the focused status of this {@link UiComponent}.
+   * @syscap SystemCapability.Test.UiTest
+   * @returns the focused status.
+   * @since 8
+   * @test
+   */
+  isFocused(): Promise<boolean>;
+
+  /**
+   * Get the selected status of this {@link UiComponent}.
+   * @syscap SystemCapability.Test.UiTest
+   * @returns the selected status.
+   * @since 8
+   * @test
+   */
+  isSelected(): Promise<boolean>;
+
+  /**
+   * Inject text to this {@link UiComponent},applicable to TextInput.
+   * @syscap SystemCapability.Test.UiTest
+   * @param text the text to inject.
+   * @since 8
+   * @test
+   */
+  inputText(text: string): Promise<void>;
+
+  /**
+   * Scroll on this {@link UiComponent}to find matched {@link UiComponent},applicable to scrollable one.
+   * @syscap SystemCapability.Test.UiTest
+   * @param by the attribute requirements of the target {@link UiComponent}.
+   * @return the found result,or undefined if not found.
+   * @since 8
+   * @test
+   */
+  scrollSearch(by: By): Promise<UiComponent>;
+}
+
+/**
+ * The unified facade of UiTest framework,can be used to find {@link UiComponent},trigger keyEvents,perform
+ * coordinates-based UI actions,capture screen and so on.
+ *
+ * @since 8
+ * @deprecated since 9
+ * @test
+ * @syscap SystemCapability.Test.UiTest
+ */
+declare class UiDriver {
+  /**
+   * Create an {@link UiDriver} object.
+   * @syscap SystemCapability.Test.UiTest
+   * @returns the {@link UiDriver} object.
+   * @since 8
+   * @test
+   */
+  static create(): UiDriver;
+
+  /**
+   * Delay with specified duration.
+   * @syscap SystemCapability.Test.UiTest
+   * @param duration the delay duration in milliseconds.
+   * @since 8
+   * @test
+   */
+  delayMs(duration: number): Promise<void>;
+
+  /**
+   * Find the first matched {@link UiComponent} on current UI.
+   * @syscap SystemCapability.Test.UiTest
+   * @param by the attribute requirements of the target {@link UiComponent}.
+   * @returns the first matched {@link UiComponent} or undefined.
+   * @since 8
+   * @test
+   */
+  findComponent(by: By): Promise<UiComponent>;
+
+  /**
+   * Find all the matched {@link UiComponent}s on current UI.
+   * @syscap SystemCapability.Test.UiTest
+   * @param by the attribute requirements of the target {@link UiComponent}.
+   * @returns the matched {@link UiComponent}s list.
+   * @since 8
+   * @test
+   */
+  findComponents(by: By): Promise<Array<UiComponent>>;
+
+  /**
+   * Assert t the matched {@link UiComponent}s exists on current UI;if not,assertError will be raised.
+   * @syscap SystemCapability.Test.UiTest
+   * @param by the attribute requirements of the target {@link UiComponent}.
+   * @throws Throws this exception if following error occurs:{@code ComponentExistAssertion Failure}.
+   * @since 8
+   * @test
+   */
+  assertComponentExist(by: By): Promise<void>;
+
+  /**
+   * Press the BACK key.
+   * @syscap SystemCapability.Test.UiTest
+   * @since 8
+   * @test
+   */
+  pressBack(): Promise<void>;
+
+  /**
+   * Press the specified key.
+   * @syscap SystemCapability.Test.UiTest
+   * @param keyCode the target keyCode.
+   * @since 8
+   * @test
+   */
+  triggerKey(keyCode: number): Promise<void>;
+
+  /**
+   * Click on the specified location on the screen.
+   * @syscap SystemCapability.Test.UiTest
+   * @param x the x-coordinate.
+   * @param y the y-coordinate.
+   * @since 8
+   * @test
+   */
+  click(x: number, y: number): Promise<void>;
+
+  /**
+   * DoubleClick on the specified location on the screen.
+   * @syscap SystemCapability.Test.UiTest
+   * @param x the x-coordinate.
+   * @param y the y-coordinate.
+   * @since 8
+   * @test
+   */
+  doubleClick(x: number, y: number): Promise<void>;
+
+  /**
+   * LongClick on the specified location on the screen.
+   * @syscap SystemCapability.Test.UiTest
+   * @param x the x-coordinate.
+   * @param y the y-coordinate.
+   * @since 8
+   * @test
+   */
+  longClick(x: number, y: number): Promise<void>;
+
+  /**
+   * Swipe on the screen between the specified points.
+   * @syscap SystemCapability.Test.UiTest
+   * @param startx the x-coordinate of the starting point.
+   * @param starty the y-coordinate of the starting point.
+   * @param endx the x-coordinate of the ending point.
+   * @param endy the y-coordinate of the ending point.
+   * @since 8
+   * @test
+   */
+  swipe(startx: number, starty: number, endx: number, endy: number): Promise<void>;
+
+  /**
+   * Capture current screen and save as picture which PNG format.
+   * @syscap SystemCapability.Test.UiTest
+   * @param savePath the path where to store the picture.
+   * @returns true if screen-capturing and file-storing are completed successfully,false otherwise.
+   * @since 8
+   * @test
+   */
+  screenCap(savePath: string): Promise<boolean>;
+}
+
+
+/**
+ * Describes the window mode of the tested window
+ * @syscap SystemCapability.Test.UiTest
+ * @since 9
+ */
+declare enum WindowMode { 
+   FULLSCREEN, 
+   PRIMARY, 
+   SECONDARY, 
+   FLOATING 
+}
+
 /**
  * Resize direction for the window.
  * @syscap SystemCapability.Test.UiTest
  * @since 9
  */
- declare enum ResizeDirection{
-   LEFT,
-   RIGHT,  
-   UP,
-   DOWN,
-   LEFT_UP,
-   LEFT_DOWN,
-   RIGHT_UP,
-   RIGHT_DOWN
- }
+declare enum ResizeDirection { 
+   LEFT, 
+   RIGHT, 
+   UP, 
+   DOWN, 
+   LEFT_UP, 
+   LEFT_DOWN, 
+   RIGHT_UP, 
+   RIGHT_DOWN 
+}
+
+/**
+ * Describes the rotation of the device display
+ * @syscap SystemCapability.Test.UiTest
+ * @since 9
+ */
+declare enum DisplayRotation { 
+   ROTATION_0, 
+   ROTATION_90, 
+   ROTATION_180, 
+   ROTATION_270 
+}
+
 /**
- * Enumerates the string value match pattern.
+ * Represents the point on the device screen.
  * @syscap SystemCapability.Test.UiTest
- * @since 8
+ * @since 9
  */
- declare enum MatchPattern{
-   /**
-    * Equals to a string.
-    * @syscap SystemCapability.Test.UiTest
-    * @since 8
-    * @test
-    */
-   EQUALS = 0,
-   /**
-    * Contains a substring.
-    * @syscap SystemCapability.Test.UiTest
-    * @since 8
-    * @test
-    */
-   CONTAINS = 1,
-   /**
-    * StartsWith a substring.
-    * @syscap SystemCapability.Test.UiTest
-    * @since 8
-    * @test	
-    */
-   STARTS_WITH = 2,
-   /**
-    * EndsWith a substring.
-    * @syscap SystemCapability.Test.UiTest
-    * @since 8
-    * @test
-    */
-   ENDS_WITH = 3
+declare interface Point {
+  readonly X: number;
+  readonly Y: number;
 }
 
-/**
- * Describes the window mode of the tested window
- * @syscap SystemCapability.Test.UiTest
- * @since 9
- */
- declare enum WindowMode{
-    FULLSCREEN,
-    PRIMARY,
-    SECONDARY,
-    FLOATING
- }
+/**
+ * Represents the rectangle area on the device screen.
+ * @syscap SystemCapability.Test.UiTest
+ * @since 9
+ */
+declare interface Rect {
+  readonly leftX: number;
+  readonly topY: number;
+  readonly rightX: number;
+  readonly bottomY: number;
+}
+
+/**
+ * Represents filer condition to get the window .
+ * @syscap SystemCapability.Test.UiTest
+ * @since 9
+ */
+declare interface WindowFilter {
+  readonly bundleName?: string;
+  readonly title?: string;
+  readonly focused?: boolean;
+  readonly actived?: boolean;
+}
+
+/**
+ * Describes the attribute requirements for the target Components.
+ *
+ * @since 9
+ * @syscap SystemCapability.Test.UiTest
+ */
+declare class On {
+  /**
+   * Specifies the text for the target Component.
+   * @syscap SystemCapability.Test.UiTest
+   * @param txt the text value.
+   * @param pattern the {@link MatchPattern} of the text value, default to {@link MatchPattern.EQUALS}
+   * @return Returns this {@link On} object.
+   * @throws {BusinessError} 401 if the input parameters are invalid.
+   * @throws {BusinessError} 17000006 if there is a system internal error.
+   * @since 9
+   * @test
+   */
+  text(txt: string, pattern?: MatchPattern): On;
+
+  /**
+   * Specifies the id of the target Component.
+   * @syscap SystemCapability.Test.UiTest
+   * @param id the id value.
+   * @return Returns this {@link On} object.
+   * @throws {BusinessError} 401 if the input parameters are invalid.
+   * @throws {BusinessError} 17000006 if there is a system internal error.
+   * @since 9
+   * @test
+   */
+  id(id: string): On;
+
+  /**
+   * Specifies the type of the target Component.
+   * @syscap SystemCapability.Test.UiTest
+   * @param tp the type value.
+   * @return Returns this {@link On} object.
+   * @throws {BusinessError} 401 if the input parameters are invalid.
+   * @throws {BusinessError} 17000006 if there is a system internal error.
+   * @since 9
+   * @test
+   */
+  type(tp: string): On;
+
+  /**
+   * Specifies the clickable status of the target Component.
+   * @syscap SystemCapability.Test.UiTest
+   * @param b the clickable status,default to true.
+   * @return Returns this {@link On} object.
+   * @throws {BusinessError} 401 if the input parameters are invalid.
+   * @throws {BusinessError} 17000006 if there is a system internal error.
+   * @since 9
+   * @test
+   */
+  clickable(b?: boolean): On;
+
+  /**
+   * Specifies the longClickable status of the target Component.
+   * @syscap SystemCapability.Test.UiTest
+   * @param b the clickable status,default to true.
+   * @return Returns this {@link On} object.
+   * @throws {BusinessError} 401 if the input parameters are invalid.
+   * @throws {BusinessError} 17000006 if there is a system internal error.
+   * @since 9
+   * @test
+   */
+  longClickable(b?: boolean): On;
+
+  /**
+   * Specifies the scrollable status of the target Component.
+   * @syscap SystemCapability.Test.UiTest
+   * @param b the scrollable status,default to true.
+   * @return Returns this {@link On} object.
+   * @throws {BusinessError} 401 if the input parameters are invalid.
+   * @throws {BusinessError} 17000006 if there is a system internal error.
+   * @since 9
+   * @test
+   */
+  scrollable(b?: boolean): On;
+
+  /**
+   * Specifies the enabled status of the target Component.
+   * @syscap SystemCapability.Test.UiTest
+   * @param b the enabled status,default to true.
+   * @return Returns this {@link On} object.
+   * @throws {BusinessError} 401 if the input parameters are invalid.
+   * @throws {BusinessError} 17000006 if there is a system internal error.
+   * @since 9
+   * @test
+   */
+  enabled(b?: boolean): On;
+
+  /**
+   * Specifies the focused status of the target Component.
+   * @syscap SystemCapability.Test.UiTest
+   * @param b the focused status,default to true.
+   * @return Returns this {@link On} object.
+   * @throws {BusinessError} 401 if the input parameters are invalid.
+   * @throws {BusinessError} 17000006 if there is a system internal error.
+   * @since 9
+   * @test
+   */
+  focused(b?: boolean): On;
+
+  /**
+   * Specifies the selected status of the target Component.
+   * @syscap SystemCapability.Test.UiTest
+   * @param b the selected status,default to true.
+   * @return Returns this {@link On} object.
+   * @throws {BusinessError} 401 if the input parameters are invalid.
+   * @throws {BusinessError} 17000006 if there is a system internal error.
+   * @since 9
+   * @test
+   */
+  selected(b?: boolean): On;
+
+  /**
+   * Specifies the checked status of the target Component.
+   * @syscap SystemCapability.Test.UiTest
+   * @param b the checked status,default to false.
+   * @return Returns this {@link On} object.
+   * @throws {BusinessError} 401 if the input parameters are invalid.
+   * @throws {BusinessError} 17000006 if there is a system internal error.
+   * @since 9
+   * @test
+   */
+  checked(b?: boolean): On;
+
+  /**
+   * Specifies the checkable status of the target Component.
+   * @syscap SystemCapability.Test.UiTest
+   * @param b the checkable status,default to false.
+   * @return Returns this {@link On} object.
+   * @throws {BusinessError} 401 if the input parameters are invalid.
+   * @throws {BusinessError} 17000006 if there is a system internal error.
+   * @since 9
+   * @test
+   */
+  checkable(b?: boolean): On;
+
+  /**
+   * Requires that the target Component which is before another Component that specified by the given {@link On}
+   * object,used to locate Component relatively.
+   * @syscap SystemCapability.Test.UiTest
+   * @param on describes the attribute requirements of Component which the target one is in front of.
+   * @return Returns this {@link On} object.
+   * @throws {BusinessError} 401 if the input parameters are invalid.
+   * @throws {BusinessError} 17000006 if there is a system internal error.
+   * @since 9
+   * @test
+   */
+  isBefore(on: On): On;
+
+  /**
+   * Requires that the target Component which is after another Component that specified by the given {@link On}
+   * object,used to locate Component relatively.
+   * @syscap SystemCapability.Test.UiTest
+   * @param on describes the attribute requirements of Component which the target one is in back of.
+   * @return Returns this {@link On} object.
+   * @throws {BusinessError} 401 if the input parameters are invalid.
+   * @throws {BusinessError} 17000006 if there is a system internal error.
+   * @since 9
+   * @test
+   */
+  isAfter(on: On): On;
+}
 
 /**
- * Describes the rotation of the device display
- * @syscap SystemCapability.Test.UiTest
+ * Represents an Component of the ohos application,user can perform operations or query attributes on it.
+ *
  * @since 9
- */
-declare enum DisplayRotation {
-    ROTATION_0,
-    ROTATION_90,
-    ROTATION_180,
-    ROTATION_270
-}
- 
-/**
- * Represents the point on the device screen.
+ * @test
  * @syscap SystemCapability.Test.UiTest
- * @since 9
  */
-declare interface Point {
-    readonly  X: number;
-    readonly  Y: number;
-}
+declare class Component {
+  /**
+   * Click this {@link Component}.
+   * @syscap SystemCapability.Test.UiTest
+   * @since 9
+   * @throws {BusinessError} 17000002 if the async function was not called with await.
+   * @throws {BusinessError} 17000004 if the component is invisible or destroyed.
+   * @throws {BusinessError} 17000006 if there is a system internal error.
+   * @test
+   */
+  click(): Promise<void>;
 
-/**
- * Represents the rectangle area on the device screen.
- * @syscap SystemCapability.Test.UiTest
- * @since 9
- */
-declare interface Rect {
-    readonly  leftX: number;
-    readonly  topY: number;
-    readonly  rightX: number;
-    readonly  bottomY: number;
-}
+  /**
+   * Double click this {@link Component}.
+   * @syscap SystemCapability.Test.UiTest
+   * @since 9
+   * @throws {BusinessError} 17000002 if the async function was not called with await.
+   * @throws {BusinessError} 17000004 if the component is invisible or destroyed.
+   * @throws {BusinessError} 17000006 if there is a system internal error.
+   * @test
+   */
+  doubleClick(): Promise<void>;
 
-/**
- * Represents filer condition to get the window .
- * @syscap SystemCapability.Test.UiTest
- * @since 9
- */
-declare interface WindowFilter {
-    readonly  bundleName?: string;
-    readonly  title?: string;
-    readonly  focused?: boolean;
-    readonly  actived?: boolean;
-}
+  /**
+   * Long click this {@link Component}.
+   * @syscap SystemCapability.Test.UiTest
+   * @since 9
+   * @throws {BusinessError} 17000002 if the async function was not called with await.
+   * @throws {BusinessError} 17000004 if the component is invisible or destroyed.
+   * @throws {BusinessError} 17000006 if there is a system internal error.
+   * @test
+   */
+  longClick(): Promise<void>;
 
-/**
- * Describes the attribute requirements for the target UiComponents.
- *
- * @since 8
- * @syscap SystemCapability.Test.UiTest
- */
- declare class By{
- 
-   /**
-    * Specifies the text for the target UiComponent.
-    * @syscap SystemCapability.Test.UiTest
-    * @param txt the text value.
-    * @param pattern the {@link MatchPattern} of the text value,default to {@link MatchPattern.EQUALS}
-    * @return Returns this {@link By} object.
-    * @since 8
-    * @test
-    */
-   text(txt:string,pattern?:MatchPattern):By;
-
-   /**
-    * Specifies the inspectorKey of the target UiComponent.
-    * @syscap SystemCapability.Test.UiTest
-    * @param key the inspectorKey value.
-    * @return Returns this {@link By} object.
-    * @since 8
-    * @test
-    */
-   key(key:string):By;
-
-   /**
-    * Specifies the id of the target UiComponent.
-    * @syscap SystemCapability.Test.UiTest
-    * @param id the id value.
-    * @return Returns this {@link By} object.
-    * @since 8
-    * @test
-    */
-   id(id:number):By;
-
-   /**
-    * Specifies the type of the target UiComponent.
-    * @syscap SystemCapability.Test.UiTest
-    * @param tp the type value.
-    * @return Returns this {@link By} object.
-    * @since 8
-    * @test
-    */
-   type(tp:string):By;
-
-   /**
-    * Specifies the clickable status of the target UiComponent.
-    * @syscap SystemCapability.Test.UiTest
-    * @param b the clickable status,default to true.
-    * @return Returns this {@link By} object.
-    * @since 8
-    * @test
-    */
-   clickable(b?:boolean):By;
-
-   /**
-    * Specifies the longClickable status of the target UiComponent.
-    * @syscap SystemCapability.Test.UiTest
-    * @param b the clickable status,default to true.
-    * @return Returns this {@link By} object.
-    * @since 9
-    * @test
-    */
-   longClickable(b?: boolean): By;
-
-   /**
-    * Specifies the scrollable status of the target UiComponent.
-    * @syscap SystemCapability.Test.UiTest
-    * @param b the scrollable status,default to true.
-    * @return Returns this {@link By} object.
-    * @since 8
-    * @test
-    */
-   scrollable(b?:boolean):By;
-
-   /**
-    * Specifies the enabled status of the target UiComponent.
-    * @syscap SystemCapability.Test.UiTest
-    * @param b the enabled status,default to true.
-    * @return Returns this {@link By} object.
-    * @since 8
-    * @test
-    */
-   enabled(b?:boolean):By;
-
-   /**
-    * Specifies the focused status of the target UiComponent.
-    * @syscap SystemCapability.Test.UiTest
-    * @param b the focused status,default to true.
-    * @return Returns this {@link By} object.
-    * @since 8
-    * @test
-    */
-   focused(b?:boolean):By;
-
-   /**
-    * Specifies the selected status of the target UiComponent.
-    * @syscap SystemCapability.Test.UiTest
-    * @param b the selected status,default to true.
-    * @return Returns this {@link By} object.
-    * @since 8
-    * @test
-    */
-   selected(b?:boolean):By;
-
-   /**
-    * Specifies the checked status of the target UiComponent.
-    * @syscap SystemCapability.Test.UiTest
-    * @param b the checked status,default to false.
-    * @return Returns this {@link By} object.
-    * @since 9
-    * @test
-    */
-   checked(b?: boolean): By;
-
-   /**
-    * Specifies the checkable status of the target UiComponent.
-    * @syscap SystemCapability.Test.UiTest
-    * @param b the checkable status,default to false.
-    * @return Returns this {@link By} object.
-    * @since 9
-    * @test
-    */
-   checkable(b?: boolean): By;
-
-   /**
-    * Requires that the target UiComponent which is before another UiComponent that specified by the given {@link By}
-    * object,used to locate UiComponent relatively.
-    * @syscap SystemCapability.Test.UiTest
-    * @param by describes the attribute requirements of UiComponent which the target one is in front of.
-    * @return Returns this {@link By} object.
-    * @since 8
-    * @test
-    */
-   isBefore(by:By):By;
-
-    /**
-     * Requires that the target UiComponent which is after another UiComponent that specified by the given {@link By}
-     * object,used to locate UiComponent relatively.
-     * @syscap SystemCapability.Test.UiTest
-     * @param by describes the attribute requirements of UiComponent which the target one is in back of.
-     * @return Returns this {@link By} object.
-     * @since 8
-     * @test
-     */
-    isAfter(by:By):By;
-    }
+  /**
+   * Get the id attribute value.
+   * @syscap SystemCapability.Test.UiTest
+   * @returns the id value.
+   * @throws {BusinessError} 17000002 if the async function was not called with await.
+   * @throws {BusinessError} 17000004 if the component is invisible or destroyed.
+   * @throws {BusinessError} 17000006 if there is a system internal error.
+   * @since 9
+   * @test
+   */
+  getId(): Promise<string>;
 
-/**
- * Represents a UiComponent of the ohos application,user can perform operations or query attributes on it.
- *
- * @since 8
- * @test
- * @syscap SystemCapability.Test.UiTest
- */
-declare class UiComponent{
-      /**
-       * Click this {@link UiComponent}.
-       * @syscap SystemCapability.Test.UiTest
-       * @since 8
-       * @test
-       */
-      click():Promise<void>;
-
-      /**
-       * Double click this {@link UiComponent}.
-       * @syscap SystemCapability.Test.UiTest
-       * @since 8
-       * @test
-       */
-      doubleClick():Promise<void>;
-
-      /**
-       * Long click this {@link UiComponent}.
-       * @syscap SystemCapability.Test.UiTest
-       * @since 8
-       * @test
-       */
-      longClick():Promise<void>;
-
-      /**
-       * Get the id attribute value.
-       * @syscap SystemCapability.Test.UiTest
-       * @returns the id value.
-       * @since 8
-       * @test
-       */
-      getId():Promise<number>;
-
-      /**
-       * Get the inspectorKey attribute value.
-       * @syscap SystemCapability.Test.UiTest
-       * @returns the inspectorKey value.
-       * @since 8
-       * @test
-       */
-      getKey():Promise<string>;
-
-      /**
-       * Get the text attribute value.
-       * @syscap SystemCapability.Test.UiTest
-       * @since 8
-       * @test
-       */
-      getText():Promise<string>;
-
-      /**
-       * Get the type name.
-       * @syscap SystemCapability.Test.UiTest
-       * @returns the type name.
-       * @since 8
-       * @test
-       */
-      getType():Promise<string>;
-
-      /**
-       * Get the clickable status of this {@link UiComponent}.
-       * @syscap SystemCapability.Test.UiTest
-       * @returns the clickable status.
-       * @since 8
-       * @test
-       */
-      isClickable():Promise<boolean>;
-
-      /**
-       * Get the longClickable status of this {@link UiComponent}.
-       * @syscap SystemCapability.Test.UiTest
-       * @returns the longClickable status.
-       * @since 9
-       * @test
-       */
-      isLongClickable(): Promise<boolean>;
-
-      /**
-       * Get the scrollable status of this {@link UiComponent}.
-       * @syscap SystemCapability.Test.UiTest
-       * @returns the scrollable status.
-       * @since 8
-       * @test
-       */
-      isScrollable():Promise<boolean>;
-
-      /**
-       * Get the enabled status of this {@link UiComponent}.
-       * @syscap SystemCapability.Test.UiTest
-       * @returns the enabled status.
-       * @since 8
-       * @test
-       */
-      isEnabled():Promise<boolean>;
-
-      /**
-       * Get the focused status of this {@link UiComponent}.
-       * @syscap SystemCapability.Test.UiTest
-       * @returns the focused status.
-       * @since 8
-       * @test
-       */
-      isFocused():Promise<boolean>;
-
-      /**
-       * Get the selected status of this {@link UiComponent}.
-       * @syscap SystemCapability.Test.UiTest
-       * @returns the selected status.
-       * @since 8
-       * @test
-       */
-      isSelected():Promise<boolean>;
-
-      /**
-       * Get the checked status of this {@link UiComponent}.
-       * @syscap SystemCapability.Test.UiTest
-       * @returns the checked status.
-       * @since 9
-       * @test
-       */
-      isChecked(): Promise<boolean>;
-
-      /**
-       * Get the checkable status of this {@link UiComponent}.
-       * @syscap SystemCapability.Test.UiTest
-       * @returns the checkable status.
-       * @since 9
-       * @test
-       */
-      isCheckable(): Promise<boolean>;
-
-      /**
-       * Inject text to this {@link UiComponent},applicable to TextInput.
-       * @syscap SystemCapability.Test.UiTest
-       * @param text the text to inject.
-       * @since 8
-       * @test
-       */
-      inputText(text: string):Promise<void>;
-
-      /**
-       * Clear text of this {@link UiComponent},applicable to TextInput.
-       * @syscap SystemCapability.Test.UiTest
-       * @since 9
-       * @test
-       */
-      clearText(): Promise<void>;
-
-      /**
-       * Scroll on this {@link UiComponent} to the top,applicable to scrollable one.
-       * @syscap SystemCapability.Test.UiTest
-       * @param speed the speed of swipe (pixels per second),default is 600,the value ranges from 200 to 3000,set it 600 if out of range.
-       * @since 9
-       * @test
-       */
-      scrollToTop(speed?: number): Promise<void>;
-
-      /**
-       * Scroll on this {@link UiComponent} to the bottom,applicable to scrollable one.
-       * @syscap SystemCapability.Test.UiTest
-       * @param speed the speed of swipe (pixels per second),default is 600,the value ranges from 200 to 3000,set it 600 if out of range.
-       * @since 9
-       * @test
-       */
-      scrollToBottom(speed?: number): Promise<void>;
-
-      /**
-       * Scroll on this {@link UiComponent}to find matched {@link UiComponent},applicable to scrollable one.
-       * @syscap SystemCapability.Test.UiTest
-       * @param by the attribute requirements of the target {@link UiComponent}.
-       * @return the found result,or undefined if not found.
-       * @since 8
-       * @test
-       */
-      scrollSearch(by:By):Promise<UiComponent>;
-
-	  /**
-       * Get the bounds rect of this {@link UiComponent}.
-       * @syscap SystemCapability.Test.UiTest
-       * @return the bounds rect object.
-       * @since 9
-       * @test
-       */
-      getBounds(): Promise<Rect>;
-
-      /**
-       * Get the boundsCenter of this {@link UiComponent}.
-       * @syscap SystemCapability.Test.UiTest
-       * @return the boundsCenter object.
-       * @since 9
-       * @test
-       */
-      getBoundsCenter(): Promise<Point>;
-
-      /**
-       * Drag this {@link UiComponent} to the bounds rect of target UiComponent.
-       * @syscap SystemCapability.Test.UiTest
-       * @param target the target {@link UiComponent}.
-       * @since 9
-       * @test
-       */
-      dragTo(target: UiComponent): Promise<void>;
-
-      /**
-       * Pinch enlarge this {@link UiComponent} to the target scale.
-       * @syscap SystemCapability.Test.UiTest
-       * @param scale the scale of the pinch enlarge this {@link UiComponent}'s size.
-       * @since 9
-       * @test
-       */
-      pinchOut(scale: number): Promise<void>;
-
-      /**
-       * Pinch shrink this {@link UiComponent} to the target scale.
-       * @syscap SystemCapability.Test.UiTest
-       * @param scale the scale of the pinch shrink this {@link UiComponent}'s size.
-       * @since 9
-       * @test
-       */
-      pinchIn(scale: number): Promise<void>;
+  /**
+   * Get the text attribute value.
+   * @syscap SystemCapability.Test.UiTest
+   * @throws {BusinessError} 17000002 if the async function was not called with await.
+   * @throws {BusinessError} 17000004 if the component is invisible or destroyed.
+   * @throws {BusinessError} 17000006 if there is a system internal error.
+   * @since 9
+   * @test
+   */
+  getText(): Promise<string>;
+
+  /**
+   * Get the type name.
+   * @syscap SystemCapability.Test.UiTest
+   * @returns the type name.
+   * @throws {BusinessError} 17000002 if the async function was not called with await.
+   * @throws {BusinessError} 17000004 if the component is invisible or destroyed.
+   * @throws {BusinessError} 17000006 if there is a system internal error.
+   * @since 9
+   * @test
+   */
+  getType(): Promise<string>;
+
+  /**
+   * Get the clickable status of this {@link Component}.
+   * @syscap SystemCapability.Test.UiTest
+   * @returns the clickable status.
+   * @throws {BusinessError} 17000002 if the async function was not called with await.
+   * @throws {BusinessError} 17000004 if the component is invisible or destroyed.
+   * @throws {BusinessError} 17000006 if there is a system internal error.
+   * @since 9
+   * @test
+   */
+  isClickable(): Promise<boolean>;
+
+  /**
+   * Get the longClickable status of this {@link Component}.
+   * @syscap SystemCapability.Test.UiTest
+   * @returns the longClickable status.
+   * @throws {BusinessError} 17000002 if the async function was not called with await.
+   * @throws {BusinessError} 17000004 if the component is invisible or destroyed.
+   * @throws {BusinessError} 17000006 if there is a system internal error.
+   * @since 9
+   * @test
+   */
+  isLongClickable(): Promise<boolean>;
+
+  /**
+   * Get the scrollable status of this {@link Component}.
+   * @syscap SystemCapability.Test.UiTest
+   * @returns the scrollable status.
+   * @throws {BusinessError} 17000002 if the async function was not called with await.
+   * @throws {BusinessError} 17000004 if the component is invisible or destroyed.
+   * @throws {BusinessError} 17000006 if there is a system internal error.
+   * @since 9
+   * @test
+   */
+  isScrollable(): Promise<boolean>;
+
+  /**
+   * Get the enabled status of this {@link Component}.
+   * @syscap SystemCapability.Test.UiTest
+   * @returns the enabled status.
+   * @throws {BusinessError} 17000002 if the async function was not called with await.
+   * @throws {BusinessError} 17000004 if the component is invisible or destroyed.
+   * @throws {BusinessError} 17000006 if there is a system internal error.
+   * @since 9
+   * @test
+   */
+  isEnabled(): Promise<boolean>;
+
+  /**
+   * Get the focused status of this {@link Component}.
+   * @syscap SystemCapability.Test.UiTest
+   * @returns the focused status.
+   * @throws {BusinessError} 17000002 if the async function was not called with await.
+   * @throws {BusinessError} 17000004 if the component is invisible or destroyed.
+   * @throws {BusinessError} 17000006 if there is a system internal error.
+   * @since 9
+   * @test
+   */
+  isFocused(): Promise<boolean>;
+
+  /**
+   * Get the selected status of this {@link Component}.
+   * @syscap SystemCapability.Test.UiTest
+   * @returns the selected status.
+   * @throws {BusinessError} 17000002 if the async function was not called with await.
+   * @throws {BusinessError} 17000004 if the component is invisible or destroyed.
+   * @throws {BusinessError} 17000006 if there is a system internal error.
+   * @since 9
+   * @test
+   */
+  isSelected(): Promise<boolean>;
+
+  /**
+   * Get the checked status of this {@link Component}.
+   * @syscap SystemCapability.Test.UiTest
+   * @returns the checked status.
+   * @throws {BusinessError} 17000002 if the async function was not called with await.
+   * @throws {BusinessError} 17000004 if the component is invisible or destroyed.
+   * @throws {BusinessError} 17000006 if there is a system internal error.
+   * @since 9
+   * @test
+   */
+  isChecked(): Promise<boolean>;
+
+  /**
+   * Get the checkable status of this {@link Component}.
+   * @syscap SystemCapability.Test.UiTest
+   * @returns the checkable status.
+   * @throws {BusinessError} 17000002 if the async function was not called with await.
+   * @throws {BusinessError} 17000004 if the component is invisible or destroyed.
+   * @throws {BusinessError} 17000006 if there is a system internal error.
+   * @since 9
+   * @test
+   */
+  isCheckable(): Promise<boolean>;
+
+  /**
+   * Inject text to this {@link Component},applicable to TextInput.
+   * @syscap SystemCapability.Test.UiTest
+   * @param text the text to inject.
+   * @throws {BusinessError} 401 if the input parameters are invalid.
+   * @throws {BusinessError} 17000002 if the async function was not called with await.
+   * @throws {BusinessError} 17000004 if the component is invisible or destroyed.
+   * @throws {BusinessError} 17000006 if there is a system internal error.
+   * @since 9
+   * @test
+   */
+  inputText(text: string): Promise<void>;
+
+  /**
+   * Clear text of this {@link Component},applicable to TextInput.
+   * @syscap SystemCapability.Test.UiTest
+   * @throws {BusinessError} 17000002 if the async function was not called with await.
+   * @throws {BusinessError} 17000004 if the component is invisible or destroyed.
+   * @throws {BusinessError} 17000006 if there is a system internal error.
+   * @since 9
+   * @test
+   */
+  clearText(): Promise<void>;
+
+  /**
+   * Scroll on this {@link Component} to the top,applicable to scrollable one.
+   * @syscap SystemCapability.Test.UiTest
+   * @param speed the speed of swipe (pixels per second),default is 600,the value ranges from 200 to 15000,set it 600 if out of range.
+   * @throws {BusinessError} 401 if the input parameters are invalid.
+   * @throws {BusinessError} 17000002 if the async function was not called with await.
+   * @throws {BusinessError} 17000004 if the component is invisible or destroyed.
+   * @throws {BusinessError} 17000006 if there is a system internal error.
+   * @since 9
+   * @test
+   */
+  scrollToTop(speed?: number): Promise<void>;
+
+  /**
+   * Scroll on this {@link Component} to the bottom,applicable to scrollable one.
+   * @syscap SystemCapability.Test.UiTest
+   * @param speed the speed of swipe (pixels per second),default is 600,the value ranges from 200 to 15000,set it 600 if out of range.
+   * @throws {BusinessError} 401 if the input parameters are invalid.
+   * @throws {BusinessError} 17000002 if the async function was not called with await.
+   * @throws {BusinessError} 17000004 if the component is invisible or destroyed.
+   * @throws {BusinessError} 17000006 if there is a system internal error.
+   * @since 9
+   * @test
+   */
+  scrollToBottom(speed?: number): Promise<void>;
+
+  /**
+   * Scroll on this {@link Component}to find matched {@link Component},applicable to scrollable one.
+   * @syscap SystemCapability.Test.UiTest
+   * @param on the attribute requirements of the target {@link Component}.
+   * @return the found result,or undefined if not found.
+   * @throws {BusinessError} 401 if the input parameters are invalid.
+   * @throws {BusinessError} 17000002 if the async function was not called with await.
+   * @throws {BusinessError} 17000004 if the component is invisible or destroyed.
+   * @throws {BusinessError} 17000006 if there is a system internal error.
+   * @since 9
+   * @test
+   */
+  scrollSearch(on: On): Promise<Component>;
+
+  /**
+   * Get the bounds rect of this {@link Component}.
+   * @syscap SystemCapability.Test.UiTest
+   * @return the bounds rect object.
+   * @throws {BusinessError} 17000002 if the async function was not called with await.
+   * @throws {BusinessError} 17000004 if the component is invisible or destroyed.
+   * @throws {BusinessError} 17000006 if there is a system internal error.
+   * @since 9
+   * @test
+   */
+  getBounds(): Promise<Rect>;
+
+  /**
+   * Get the boundsCenter of this {@link Component}.
+   * @syscap SystemCapability.Test.UiTest
+   * @return the boundsCenter object.
+   * @throws {BusinessError} 17000002 if the async function was not called with await.
+   * @throws {BusinessError} 17000004 if the component is invisible or destroyed.
+   * @throws {BusinessError} 17000006 if there is a system internal error.
+   * @since 9
+   * @test
+   */
+  getBoundsCenter(): Promise<Point>;
+
+  /**
+   * Drag this {@link Component} to the bounds rect of target Component.
+   * @syscap SystemCapability.Test.UiTest
+   * @param target the target {@link Component}.
+   * @throws {BusinessError} 401 if the input parameters are invalid.
+   * @throws {BusinessError} 17000002 if the async function was not called with await.
+   * @throws {BusinessError} 17000004 if the component is invisible or destroyed.
+   * @throws {BusinessError} 17000006 if there is a system internal error.
+   * @since 9
+   * @test
+   */
+  dragTo(target: Component): Promise<void>;
+
+  /**
+   * Pinch enlarge this {@link Component} to the target scale.
+   * @syscap SystemCapability.Test.UiTest
+   * @param scale the scale of the pinch enlarge this {@link Component}'s size.
+   * @throws {BusinessError} 401 if the input parameters are invalid.
+   * @throws {BusinessError} 17000002 if the async function was not called with await.
+   * @throws {BusinessError} 17000004 if the component is invisible or destroyed.
+   * @throws {BusinessError} 17000006 if there is a system internal error.
+   * @since 9
+   * @test
+   */
+  pinchOut(scale: number): Promise<void>;
+
+  /**
+   * Pinch shrink this {@link Component} to the target scale.
+   * @syscap SystemCapability.Test.UiTest
+   * @param scale the scale of the pinch shrink this {@link Component}'s size.
+   * @throws {BusinessError} 401 if the input parameters are invalid.
+   * @throws {BusinessError} 17000002 if the async function was not called with await.
+   * @throws {BusinessError} 17000004 if the component is invisible or destroyed.
+   * @throws {BusinessError} 17000006 if there is a system internal error.
+   * @since 9
+   * @test
+   */
+  pinchIn(scale: number): Promise<void>;
 }
 
 /**
- * The unified facade of UiTest framework,can be used to find {@link UiComponent},trigger keyEvents,perform
+ * The unified facade of UiTest framework,can be used to find {@link Component},trigger keyEvents,perform
  * coordinates-based UI actions,capture screen and so on.
  *
- * @since 8
+ * @since 9
  * @test
  * @syscap SystemCapability.Test.UiTest
  */
- declare class UiDriver{
+declare class Driver {
   /**
-   * Create an {@link UiDriver} object.
+   * Create an {@link Driver} object.
    * @syscap SystemCapability.Test.UiTest
-   * @returns the {@link UiDriver} object.
-   * @since 8
+   * @returns the {@link Driver} object.
+   * @throws {BusinessError} 17000001 if the test framework failed to initialize.
+   * @throws {BusinessError} 17000006 if there is a system internal error.
+   * @since 9
    * @test
    */
-  static create():UiDriver;
+  static create(): Driver;
 
   /**
    * Delay with specified duration.
    * @syscap SystemCapability.Test.UiTest
    * @param duration the delay duration in milliseconds.
-   * @since 8
+   * @throws {BusinessError} 401 if the input parameters are invalid.
+   * @throws {BusinessError} 17000002 if the async function was not called with await.
+   * @throws {BusinessError} 17000006 if there is a system internal error.
+   * @since 9
    * @test
    */
-  delayMs(duration:number):Promise<void>;
+  delayMs(duration: number): Promise<void>;
 
   /**
-   * Find the first matched {@link UiComponent} on current UI.
+   * Find the first matched {@link Component} on current UI.
    * @syscap SystemCapability.Test.UiTest
-   * @param by the attribute requirements of the target {@link UiComponent}.
-   * @returns the first matched {@link UiComponent} or undefined.
-   * @since 8
+   * @param on the attribute requirements of the target {@link Component}.
+   * @returns the first matched {@link Component} or undefined.
+   * @throws {BusinessError} 401 if the input parameters are invalid.
+   * @throws {BusinessError} 17000002 if the async function was not called with await.
+   * @throws {BusinessError} 17000006 if there is a system internal error.
+   * @since 9
    * @test
    */
-  findComponent(by:By):Promise<UiComponent>;
+  findComponent(on: On): Promise<Component>;
 
   /**
    * Find the first matched {@link UiWindow} window.
    * @syscap SystemCapability.Test.UiTest
    * @param filter the filer condition of the target {@link UiWindow}.
    * @returns the first matched {@link UiWindow} or undefined.
+   * @throws {BusinessError} 401 if the input parameters are invalid.
+   * @throws {BusinessError} 17000002 if the async function was not called with await.
+   * @throws {BusinessError} 17000006 if there is a system internal error.
    * @since 9
    * @test
    */
-  findWindow(filter:WindowFilter):Promise<UiWindow>;
+  findWindow(filter: WindowFilter): Promise<UiWindow>;
 
   /**
-   * Find the first matched {@link UiComponent} on current UI during the time given.
+   * Find the first matched {@link Component} on current UI during the time given.
    * @syscap SystemCapability.Test.UiTest
-   * @param by the attribute requirements of the target {@link UiComponent}.
+   * @param on the attribute requirements of the target {@link Component}.
    * @param time duration of finding in milliseconds
-   * @returns the first matched {@link UiComponent} or undefined.
+   * @returns the first matched {@link Component} or undefined.
+   * @throws {BusinessError} 401 if the input parameters are invalid.
+   * @throws {BusinessError} 17000002 if the async function was not called with await.
+   * @throws {BusinessError} 17000006 if there is a system internal error.
    * @since 9
    * @test
    */
-  waitForComponent(by: By, time: number): Promise<UiComponent>;
+  waitForComponent(on: On, time: number): Promise<Component>;
 
   /**
-   * Find all the matched {@link UiComponent}s on current UI.
+   * Find all the matched {@link Component}s on current UI.
    * @syscap SystemCapability.Test.UiTest
-   * @param by the attribute requirements of the target {@link UiComponent}.
-   * @returns the matched {@link UiComponent}s list.
-   * @since 8
+   * @param on the attribute requirements of the target {@link Component}.
+   * @returns the matched {@link Component}s list.
+   * @throws {BusinessError} 401 if the input parameters are invalid.
+   * @throws {BusinessError} 17000002 if the async function was not called with await.
+   * @throws {BusinessError} 17000006 if there is a system internal error.
+   * @since 9
    * @test
    */
-  findComponents(by:By):Promise<Array<UiComponent>>;
+  findComponents(on: On): Promise<Array<Component>>;
 
   /**
-   * Assert t the matched {@link UiComponent}s exists on current UI;if not,assertError will be raised.
+   * Assert t the matched {@link Component}s exists on current UI;if not,assertError will be raised.
    * @syscap SystemCapability.Test.UiTest
-   * @param by the attribute requirements of the target {@link UiComponent}.
-   * @throws Throws this exception if following error occurs:{@code ComponentExistAssertion Failure}.
-   * @since 8
+   * @param on the attribute requirements of the target {@link Component}.
+   * @throws {BusinessError} 401 if the input parameters are invalid.
+   * @throws {BusinessError} 17000002 if the async function was not called with await.
+   * @throws {BusinessError} 17000006 if there is a system internal error.
+   * @since 9
    * @test
    */
-  assertComponentExist(by:By):Promise<void>;
+  assertComponentExist(on: On): Promise<void>;
 
   /**
    * Press the BACK key.
    * @syscap SystemCapability.Test.UiTest
-   * @since 8
+   * @throws {BusinessError} 17000002 if the async function was not called with await.
+   * @throws {BusinessError} 17000006 if there is a system internal error.
+   * @since 9
    * @test
    */
-  pressBack():Promise<void>;
+  pressBack(): Promise<void>;
 
   /**
    * Press the specified key.
    * @syscap SystemCapability.Test.UiTest
    * @param keyCode the target keyCode.
-   * @since 8
+   * @throws {BusinessError} 401 if the input parameters are invalid.
+   * @throws {BusinessError} 17000002 if the async function was not called with await.
+   * @throws {BusinessError} 17000006 if there is a system internal error.
+   * @since 9
    * @test
    */
-  triggerKey(keyCode:number):Promise<void>;
+  triggerKey(keyCode: number): Promise<void>;
 
   /**
    * Press two or three key combinations
@@ -605,6 +1099,9 @@ declare class UiComponent{
    * @param key0 the first keyCode.
    * @param key1 the second keyCode.
    * @param key2 the third keyCode.
+   * @throws {BusinessError} 401 if the input parameters are invalid.
+   * @throws {BusinessError} 17000002 if the async function was not called with await.
+   * @throws {BusinessError} 17000006 if there is a system internal error.
    * @since 9
    * @test
    */
@@ -615,43 +1112,39 @@ declare class UiComponent{
    * @syscap SystemCapability.Test.UiTest
    * @param x the x-coordinate.
    * @param y the y-coordinate.
-   * @since 8
+   * @throws {BusinessError} 401 if the input parameters are invalid.
+   * @throws {BusinessError} 17000002 if the async function was not called with await.
+   * @throws {BusinessError} 17000006 if there is a system internal error.
+   * @since 9
    * @test
    */
-  click(x:number,y:number):Promise<void>;
+  click(x: number, y: number): Promise<void>;
 
   /**
    * DoubleClick on the specified location on the screen.
    * @syscap SystemCapability.Test.UiTest
    * @param x the x-coordinate.
    * @param y the y-coordinate.
-   * @since 8
+   * @throws {BusinessError} 401 if the input parameters are invalid.
+   * @throws {BusinessError} 17000002 if the async function was not called with await.
+   * @throws {BusinessError} 17000006 if there is a system internal error.
+   * @since 9
    * @test
    */
-  doubleClick(x:number,y:number):Promise<void>;
+  doubleClick(x: number, y: number): Promise<void>;
 
   /**
    * LongClick on the specified location on the screen.
    * @syscap SystemCapability.Test.UiTest
    * @param x the x-coordinate.
    * @param y the y-coordinate.
-   * @since 8
-   * @test
-   */
-  longClick(x:number,y:number):Promise<void>;
-
-  /**
-   * Swipe on the screen between the specified points.
-   * @syscap SystemCapability.Test.UiTest
-   * @param startx the x-coordinate of the starting point.
-   * @param starty the y-coordinate of the starting point.
-   * @param endx the x-coordinate of the ending point.
-   * @param endy the y-coordinate of the ending point.
-   * @deprecated since 9
-   * @since 8
+   * @throws {BusinessError} 401 if the input parameters are invalid.
+   * @throws {BusinessError} 17000002 if the async function was not called with await.
+   * @throws {BusinessError} 17000006 if there is a system internal error.
+   * @since 9
    * @test
    */
-  swipe(startx:number,starty:number,endx:number,endy:number):Promise<void>;
+  longClick(x: number, y: number): Promise<void>;
 
   /**
    * Swipe on the screen between the specified points.
@@ -660,20 +1153,26 @@ declare class UiComponent{
    * @param starty the y-coordinate of the starting point.
    * @param endx the x-coordinate of the ending point.
    * @param endy the y-coordinate of the ending point.
-   * @param speed the speed of swipe (pixels per second),default is 600,the value ranges from 200 to 3000,set it 600 if out of range.
+   * @param speed the speed of swipe (pixels per second),default is 600,the value ranges from 200 to 15000,set it 600 if out of range.
+   * @throws {BusinessError} 401 if the input parameters are invalid.
+   * @throws {BusinessError} 17000002 if the async function was not called with await.
+   * @throws {BusinessError} 17000006 if there is a system internal error.
    * @since 9
    * @test
    */
-  swipe(startx:number,starty:number,endx:number,endy:number, speed?: number):Promise<void>;
+  swipe(startx: number, starty: number, endx: number, endy: number, speed?: number): Promise<void>;
 
-/**
+  /**
    * Drag on the screen between the specified points.
    * @syscap SystemCapability.Test.UiTest
    * @param startx the x-coordinate of the starting point.
    * @param starty the y-coordinate of the starting point.
    * @param endx the x-coordinate of the ending point.
    * @param endy the y-coordinate of the ending point.
-   * @param speed the speed of swipe (pixels per second),default is 600,the value ranges from 200 to 3000,set it 600 if out of range.
+   * @param speed the speed of swipe (pixels per second),default is 600,the value ranges from 200 to 15000,set it 600 if out of range.
+   * @throws {BusinessError} 401 if the input parameters are invalid.
+   * @throws {BusinessError} 17000002 if the async function was not called with await.
+   * @throws {BusinessError} 17000006 if there is a system internal error.
    * @since 9
    * @test
    */
@@ -684,71 +1183,90 @@ declare class UiComponent{
    * @syscap SystemCapability.Test.UiTest
    * @param savePath the path where to store the picture.
    * @returns true if screen-capturing and file-storing are completed successfully,false otherwise.
-   * @since 8
+   * @throws {BusinessError} 401 if the input parameters are invalid.
+   * @throws {BusinessError} 17000002 if the async function was not called with await.
+   * @throws {BusinessError} 17000006 if there is a system internal error.
+   * @since 9
    * @test
    */
-  screenCap(savePath:string):Promise<boolean>;
+  screenCap(savePath: string): Promise<boolean>;
 
   /**
    * Set the rotation of the device display.
    * @syscap SystemCapability.Test.UiTest
    * @param rotation the target rotation to set.
+   * @throws {BusinessError} 401 if the input parameters are invalid.
+   * @throws {BusinessError} 17000002 if the async function was not called with await.
+   * @throws {BusinessError} 17000006 if there is a system internal error.
    * @since 9
    * @test
    */
-  setDisplayRotation(rotation: DisplayRotation):Promise<void>;
+  setDisplayRotation(rotation: DisplayRotation): Promise<void>;
 
   /**
    * Get the rotation of the device display.
    * @syscap SystemCapability.Test.UiTest
    * @returns the current display rotation.
+   * @throws {BusinessError} 17000002 if the async function was not called with await.
+   * @throws {BusinessError} 17000006 if there is a system internal error.
    * @since 9
    * @test
    */
-   getDisplayRotation():Promise<DisplayRotation>;
+  getDisplayRotation(): Promise<DisplayRotation>;
 
   /**
    * Enable/disable the rotation of device display.
    * @syscap SystemCapability.Test.UiTest
    * @param enabled enable the rotation or not.
+   * @throws {BusinessError} 401 if the input parameters are invalid.
+   * @throws {BusinessError} 17000002 if the async function was not called with await.
+   * @throws {BusinessError} 17000006 if there is a system internal error.
    * @since 9
    * @test
    */
-   setDisplayRotationEnabled(enabled:boolean):Promise<void>;
+  setDisplayRotationEnabled(enabled: boolean): Promise<void>;
 
   /**
    * Get the size of the device display.
    * @syscap SystemCapability.Test.UiTest
    * @returns the size of the device display.
+   * @throws {BusinessError} 17000002 if the async function was not called with await.
+   * @throws {BusinessError} 17000006 if there is a system internal error.
    * @since 9
    * @test
    */
-   getDisplaySize():Promise<Point>;
+  getDisplaySize(): Promise<Point>;
 
   /**
    * Get the density of the device display.
    * @syscap SystemCapability.Test.UiTest
    * @returns the density of the device display.
+   * @throws {BusinessError} 17000002 if the async function was not called with await.
+   * @throws {BusinessError} 17000006 if there is a system internal error.
    * @since 9
    * @test
    */
-   getDisplayDensity():Promise<Point>;
+  getDisplayDensity(): Promise<Point>;
 
   /**
    * Wake up the device display.
    * @syscap SystemCapability.Test.UiTest
+   * @throws {BusinessError} 17000002 if the async function was not called with await.
+   * @throws {BusinessError} 17000006 if there is a system internal error.
    * @since 9
    * @test
    */
-   wakeUpDisplay():Promise<void>;
+  wakeUpDisplay(): Promise<void>;
 
   /**
    * Press the home key.
    * @syscap SystemCapability.Test.UiTest
+   * @throws {BusinessError} 17000002 if the async function was not called with await.
+   * @throws {BusinessError} 17000006 if there is a system internal error.
    * @since 9
    * @test
    */
-   pressHome():Promise<void>;
+  pressHome(): Promise<void>;
 
   /**
    * Wait for the UI become idle.
@@ -756,10 +1274,13 @@ declare class UiComponent{
    * @param idleTime the threshold of UI idle time, in millisecond.
    * @param timeout the maximum time to wait for idle, in millisecond.
    * @returns true if wait for idle succeed in the timeout, false otherwise.
+   * @throws {BusinessError} 401 if the input parameters are invalid.
+   * @throws {BusinessError} 17000002 if the async function was not called with await.
+   * @throws {BusinessError} 17000006 if there is a system internal error.
    * @since 9
    * @test
    */
-   waitForIdle(idleTime: number, timeout: number):Promise<boolean>;
+  waitForIdle(idleTime: number, timeout: number): Promise<boolean>;
 
   /**
    * Inject fling on the device display.
@@ -767,157 +1288,210 @@ declare class UiComponent{
    * @param from the coordinate point where the finger touches the screen.
    * @param to the coordinate point where the finger leaves the screen.
    * @param stepLen the length of each step, in pixels.
-   * @param speed the speed of fling (pixels per second),default is 600,the value ranges from 200 to 3000,set it 600 if out of range.
+   * @param speed the speed of fling (pixels per second),default is 600,the value ranges from 200 to 15000,set it 600 if out of range.
+   * @throws {BusinessError} 401 if the input parameters are invalid.
+   * @throws {BusinessError} 17000002 if the async function was not called with await.
+   * @throws {BusinessError} 17000006 if there is a system internal error.
    * @since 9
    * @test
    */
-   fling(from: Point, to: Point, stepLen: number, speed: number):Promise<void>;
+  fling(from: Point, to: Point, stepLen: number, speed: number): Promise<void>;
 
   /**
    * Inject multi-pointer action on the device display.
    * @syscap SystemCapability.Test.UiTest
    * @param pointers the two-dimensional array of pointers to inject.
-   * @param speed the speed of swipe (pixels per second),default is 600,the value ranges from 200 to 3000,set it 600 if out of range.
+   * @param speed the speed of swipe (pixels per second),default is 600,the value ranges from 200 to 15000,set it 600 if out of range.
+   * @returns true if the operation finished, false
+   * @throws {BusinessError} 401 if the input parameters are invalid.
+   * @throws {BusinessError} 17000002 if the async function was not called with await.
+   * @throws {BusinessError} 17000006 if there is a system internal error.
    * @since 9
    * @test
    */
-   injectMultiPointerAction(pointers: PointerMatrix, speed?: number):Promise<boolean>;
+  injectMultiPointerAction(pointers: PointerMatrix, speed?: number): Promise<boolean>;
 }
 
 /**
- * 
- *
  * @since 9
  * @test
  * @syscap SystemCapability.Test.UiTest
  */
- declare class UiWindow{
+declare class UiWindow {
   /**
    * Get the bundle name of this {@link UiWindow}.
    * @syscap SystemCapability.Test.UiTest
    * @returns the bundle name.
+   * @throws {BusinessError} 17000002 if the async function was not called with await.
+   * @throws {BusinessError} 17000004 if the window is invisible or destroyed.
+   * @throws {BusinessError} 17000006 if there is a system internal error.
    * @since 9
    * @test
    */
-   getBundleName():Promise<string>;
+  getBundleName(): Promise<string>;
 
   /**
    * Get the bounds rect of this {@link UiWindow}.
    * @syscap SystemCapability.Test.UiTest
    * @return the bounds rect object.
+   * @throws {BusinessError} 17000002 if the async function was not called with await.
+   * @throws {BusinessError} 17000004 if the window is invisible or destroyed.
+   * @throws {BusinessError} 17000006 if there is a system internal error.
    * @since 9
    * @test
    */
-   getBounds():Promise<Rect>;
-   
+  getBounds(): Promise<Rect>;
+
   /**
    * Get the title of this {@link UiWindow}.
    * @syscap SystemCapability.Test.UiTest
    * @returns the title value.
+   * @throws {BusinessError} 17000002 if the async function was not called with await.
+   * @throws {BusinessError} 17000004 if the window is invisible or destroyed.
+   * @throws {BusinessError} 17000006 if there is a system internal error.
    * @since 9
    * @test
    */
-   getTitle():Promise<string>;
- 
+  getTitle(): Promise<string>;
+
   /**
-   * Get the windoe mode of this {@link UiWindow}.
+   * Get the window mode of this {@link UiWindow}.
    * @syscap SystemCapability.Test.UiTest
-   * @returns the {@link WindowMode} object.
+   * @returns the {@link WindowMode} object
+   * @throws {BusinessError} 17000002 if the async function was not called with await.
+   * @throws {BusinessError} 17000004 if the window is invisible or destroyed.
+   * @throws {BusinessError} 17000006 if there is a system internal error.
    * @since 9
    * @test
    */
-   getWindowMode():Promise<WindowMode>;
+  getWindowMode(): Promise<WindowMode>;
 
   /**
    * Get the focused status of this {@link UiWindow}.
    * @syscap SystemCapability.Test.UiTest
    * @returns the focused status
+   * @throws {BusinessError} 17000002 if the async function was not called with await.
+   * @throws {BusinessError} 17000004 if the window is invisible or destroyed.
+   * @throws {BusinessError} 17000006 if there is a system internal error.
    * @since 9
    * @test
    */
-   isFocused():Promise<boolean>;
+  isFocused(): Promise<boolean>;
 
   /**
-   * Get the actived status of this {@link UiWindow}.
+   * Get the active status of this {@link UiWindow}.
    * @syscap SystemCapability.Test.UiTest
    * @returns the actived status
+   * @throws {BusinessError} 17000002 if the async function was not called with await.
+   * @throws {BusinessError} 17000004 if the window is invisible or destroyed.
+   * @throws {BusinessError} 17000006 if there is a system internal error.
    * @since 9
    * @test
    */
-   isActived():Promise<boolean>;
+  isActived(): Promise<boolean>;
 
   /**
    * Set the focused status of this {@link UiWindow}.
    * @syscap SystemCapability.Test.UiTest
-   * @returns the result of focus action
+   * @throws {BusinessError} 17000002 if the async function was not called with await.
+   * @throws {BusinessError} 17000004 if the window is invisible or destroyed.
+   * @throws {BusinessError} 17000006 if there is a system internal error.
    * @since 9
    * @test
    */
-   focus():Promise<boolean>;
+  focus(): Promise<void>;
 
   /**
    * Move this {@link UiWindow} to the specified points.
    * @syscap SystemCapability.Test.UiTest
-   * @returns the result of move action
+   * @param x the x coordinate of destination.
+   * @param y the y coordinate of destination.
+   * @throws {BusinessError} 401 if the input parameters are invalid.
+   * @throws {BusinessError} 17000002 if the async function was not called with await.
+   * @throws {BusinessError} 17000004 if the window is invisible or destroyed.
+   * @throws {BusinessError} 17000005 if the action is not supported on this window.
+   * @throws {BusinessError} 17000006 if there is a system internal error.
    * @since 9
    * @test
    */
-   moveTo(x: number, y: number):Promise<boolean>;
+  moveTo(x: number, y: number): Promise<void>;
 
   /**
    * Resize this {@link UiWindow} to the specified size for the specified direction.
    * @syscap SystemCapability.Test.UiTest
-   * @returns the result of resize action
+   * @param wide the expected wide of the window after resizing.
+   * @param height the expected height of the window after resizing.
+   * @param direction the expected direction of the window after resizing.
+   * @throws {BusinessError} 401 if the input parameters are invalid.
+   * @throws {BusinessError} 17000002 if the async function was not called with await.
+   * @throws {BusinessError} 17000004 if the window is invisible or destroyed.
+   * @throws {BusinessError} 17000005 if the action is not supported on this window.
+   * @throws {BusinessError} 17000006 if there is a system internal error.
    * @since 9
    * @test
    */
-   resize(wide: number, height: number, direction: ResizeDirection):Promise<boolean>;
+  resize(wide: number, height: number, direction: ResizeDirection): Promise<void>;
 
   /**
    * Change this {@link UiWindow} into split screen mode.
    * @syscap SystemCapability.Test.UiTest
-   * @returns the result of split action
+   * @throws {BusinessError} 17000002 if the async function was not called with await.
+   * @throws {BusinessError} 17000004 if the window is invisible or destroyed.
+   * @throws {BusinessError} 17000005 if the action is not supported on this window.
+   * @throws {BusinessError} 17000006 if there is a system internal error.
    * @since 9
    * @test
    */
-   split():Promise<boolean>;   
+  split(): Promise<void>;
 
   /**
    * Maximize this {@link UiWindow}.
    * @syscap SystemCapability.Test.UiTest
-   * @returns the result of maximize action
+   * @throws {BusinessError} 17000002 if the async function was not called with await.
+   * @throws {BusinessError} 17000004 if the window is invisible or destroyed.
+   * @throws {BusinessError} 17000005 if the action is not supported on this window.
+   * @throws {BusinessError} 17000006 if there is a system internal error.
    * @since 9
    * @test
    */
-   maximize():Promise<boolean>;
+  maximize(): Promise<void>;
 
   /**
    * Minimize this {@link UiWindow}.
    * @syscap SystemCapability.Test.UiTest
-   * @returns the result of minimize action
+   * @throws {BusinessError} 17000002 if the async function was not called with await.
+   * @throws {BusinessError} 17000004 if the window is invisible or destroyed.
+   * @throws {BusinessError} 17000005 if the action is not supported on this window.
+   * @throws {BusinessError} 17000006 if there is a system internal error.
    * @since 9
    * @test
    */
-   minimize():Promise<boolean>;
+  minimize(): Promise<void>;
 
   /**
    * Resume this {@link UiWindow}.
    * @syscap SystemCapability.Test.UiTest
-   * @returns the result of resume action
+   * @throws {BusinessError} 17000002 if the async function was not called with await.
+   * @throws {BusinessError} 17000004 if the window is invisible or destroyed.
+   * @throws {BusinessError} 17000005 if the action is not supported on this window.
+   * @throws {BusinessError} 17000006 if there is a system internal error.
    * @since 9
    * @test
    */
-   resume():Promise<boolean>; 
+  resume(): Promise<void>;
 
   /**
    * Close this {@link UiWindow}.
    * @syscap SystemCapability.Test.UiTest
-   * @returns the result of close action
+   * @throws {BusinessError} 17000002 if the async function was not called with await.
+   * @throws {BusinessError} 17000004 if the window is invisible or destroyed.
+   * @throws {BusinessError} 17000005 if the action is not supported on this window.
+   * @throws {BusinessError} 17000006 if there is a system internal error.
    * @since 9
    * @test
    */
-   close():Promise<boolean>; 
- }
+  close(): Promise<void>;
+}
 
 /**
  * Represents a two-dimensional array of pointers on the device display, it's used to build a
@@ -928,35 +1502,47 @@ declare class UiComponent{
  * @syscap SystemCapability.Test.UiTest
  */
 declare class PointerMatrix {
-   /**
+  /**
    * Create an {@link PointerMatrix} object.
    * @syscap SystemCapability.Test.UiTest
    * @param fingers the number of fingers.
    * @param steps the number of steps of each finger trace.
    * @returns the {@link PointerMatrix} object.
+   * @throws {BusinessError} 401 if the input parameters are invalid.
+   * @throws {BusinessError} 17000006 if there is a system internal error.
    * @since 9
    * @test
    */
-    static create(fingers: number, steps: number):PointerMatrix;
+  static create(fingers: number, steps: number): PointerMatrix;
 
-    /**
-    * Set the point value of an element in the PointerMatrix.
-    * @syscap SystemCapability.Test.UiTest
-    * @param finger the index of target finger to set.
-    * @param step the index of target step to set.
-    * @param point the coordinate of target step to set.
-    * @since 9
-    * @test
-    */
-    setPoint(finger: number, step: number, point: Point):void;
+  /**
+   * Set the point value of an element in the PointerMatrix.
+   * @syscap SystemCapability.Test.UiTest
+   * @param finger the index of target finger to set.
+   * @param step the index of target step to set.
+   * @param point the coordinate of target step to set.
+   * @throws {BusinessError} 401 if the input parameters are invalid.
+   * @throws {BusinessError} 17000006 if there is a system internal error.
+   * @since 9
+   * @test
+   */
+  setPoint(finger: number, step: number, point: Point): void;
 }
 
 /**
  * The static builder for building {@link By}object conveniently,usage example:BY.text('txt').enabled(true).
  * @syscap SystemCapability.Test.UiTest
  * @since 8
+ * @deprecated since 9
+ * @test
+ */
+declare const BY: By;
+/**
+ * The static builder for building {@link On}object conveniently,usage example:ON.text('txt').enabled(true).
+ * @syscap SystemCapability.Test.UiTest
+ * @since 9
  * @test
  */
- declare const BY:By;
+declare const ON: On;
 
- export {UiComponent,UiDriver,UiWindow,BY,MatchPattern,DisplayRotation,ResizeDirection,WindowMode,PointerMatrix};
+export {UiComponent, UiDriver, Component, Driver, UiWindow, ON, BY, MatchPattern, DisplayRotation, ResizeDirection, WindowMode, PointerMatrix};