diff --git a/test/unittest/interfaces/ace_ui_input_event/BUILD.gn b/test/unittest/interfaces/ace_ui_input_event/BUILD.gn
index fd3ea193c03bd2bf65f291857ddd1410f7d68d7c..f2ec419d3533d3e7697537288ab61428942af1b6 100644
--- a/test/unittest/interfaces/ace_ui_input_event/BUILD.gn
+++ b/test/unittest/interfaces/ace_ui_input_event/BUILD.gn
@@ -53,6 +53,7 @@ ohos_unittest("ui_input_event_test") {
     "oh_arkui_uiinputevent_geteventtime_test.cpp",
     "oh_arkui_uiinputevent_getpointercount_test.cpp",
     "oh_arkui_uiinputevent_getpointerid_test.cpp",
+    "oh_arkui_uiinputevent_getpressedkeys.cpp",
     "oh_arkui_uiinputevent_getsourcetype_test.cpp",
     "oh_arkui_uiinputevent_gettooltype_test.cpp",
     "oh_arkui_uiinputevent_gettype_test.cpp",
diff --git a/test/unittest/interfaces/ace_ui_input_event/oh_arkui_uiinputevent_getpressedkeys.cpp b/test/unittest/interfaces/ace_ui_input_event/oh_arkui_uiinputevent_getpressedkeys.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..014962bf565c137cfb20505618540f28dc625efe
--- /dev/null
+++ b/test/unittest/interfaces/ace_ui_input_event/oh_arkui_uiinputevent_getpressedkeys.cpp
@@ -0,0 +1,91 @@
+/*
+ * Copyright (c) 2025 Huawei Device Co., Ltd.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "../ui_input_event_test.h"
+
+#include "core/common/ace_application_info.h"
+
+using namespace testing;
+using namespace testing::ext;
+namespace OHOS::Ace {
+
+namespace {
+struct GetPressedKeysKeyInfo {
+    int32_t keyCodesLength;
+    int32_t* pressedKeyCodes;
+    GetPressedKeysKeyInfo(int32_t keyCodesLength, int32_t* pressedKeyCodes)
+        : keyCodesLength(keyCodesLength), pressedKeyCodes(pressedKeyCodes)
+    {}
+};
+
+struct GetPressedKeysInputInfo {
+    ArkUI_UIInputEvent event;
+    int32_t* expectPressedKeyCodes;
+    int32_t* expectLength;
+    int32_t expectResult;
+    GetPressedKeysInputInfo(const ArkUI_UIInputEvent* event, int32_t* expectPressedKeyCodes,
+        int32_t* expectLength, int32_t expectResult)
+        : event(event), expectPressedKeyCodes(expectPressedKeyCodes),
+        expectLength(expectLength), expectResult(expectResult)
+    {};
+    GetPressedKeysInputInfo(GetPressedKeysKeyInfo keyInfo, int32_t* expectPressedKeyCodes,
+        int32_t* expectLength, int32_t expectResult)
+        : expectPressedKeyCodes(expectPressedKeyCodes), expectLength(expectLength), expectResult(expectResult)
+    {
+        event = ArkUI_UIInputEvent { ARKUI_UIINPUTEVENT_TYPE_MOUSE, C_MOUSE_EVENT_ID, nullptr };
+        ArkUIKeyEvent keyEvent;
+        keyEvent.keyCodesLength = keyInfo.keyCodesLength;
+        keyEvent.pressedKeyCodes = keyInfo.pressedKeyCodes;
+        uiInputEvent.keyEvent = keyEvent;
+    };
+};
+} // namespace
+
+HWTEST_F(UIInputEventTest, OH_ArkUI_UIInputEvent_GetPressedKeysTest001, TestSize.Level0)
+{
+    auto uiInputEvent = ArkUI_UIInputEvent { ARKUI_UIINPUTEVENT_TYPE_UNKNOWN, C_TOUCH_EVENT_ID, nullptr };
+    int32_t pressedKeyCodes = 0;
+    int32_t length = 0;
+    std::vector<GetPressedKeysInputInfo> testCases = {
+        GetPressedKeysInputInfo(nullptr, nullptr, nullptr, ARKUI_ERROR_CODE_PARAM_INVALID),
+        GetPressedKeysInputInfo(&uiInputEvent, nullptr, nullptr, ARKUI_ERROR_CODE_PARAM_INVALID),
+        GetPressedKeysInputInfo(&uiInputEvent, &pressedKeyCodes, nullptr, ARKUI_ERROR_CODE_PARAM_INVALID),
+        GetPressedKeysInputInfo(&uiInputEvent, &pressedKeyCodes, &length, ARKUI_ERROR_CODE_PARAM_INVALID),
+    };
+    for (auto testCase : testCases) {
+        auto result = OH_ArkUI_UIInputEvent_GetPressedKeys(
+            testCase.event, testCase.expectPressedKeyCodes, testCase.expectLength);
+        EXPECT_EQ(result, testCase.expectResult);
+    }
+}
+
+HWTEST_F(UIInputEventTest, OH_ArkUI_UIInputEvent_GetPressedKeysTest002, TestSize.Level0)
+{
+    int32_t length = 2;
+    int32_t* pressedKeyCodes = new int[2];
+    std::vector<GetPressedKeysInputInfo> testCases = {
+        GetPressedKeysInputInfo(GetPressedKeysKeyInfo(0, []), &pressedKeyCodes, &length, ARKUI_ERROR_CODE_BUFFER_SIZE_NOT_ENOUGH),
+        GetPressedKeysInputInfo(GetPressedKeysKeyInfo(1, [1]), &pressedKeyCodes, &length, ARKUI_ERROR_CODE_BUFFER_SIZE_NOT_ENOUGH),
+        GetPressedKeysInputInfo(GetPressedKeysKeyInfo(2, [1, 2]), &pressedKeyCodes, &length, ARKUI_ERROR_CODE_BUFFER_SIZE_NOT_ENOUGH),
+        GetPressedKeysInputInfo(GetPressedKeysKeyInfo(3, [1, 2, 3]), &pressedKeyCodes, &length, ARKUI_ERROR_CODE_BUFFER_SIZE_NOT_ENOUGH),
+    };
+
+    for (auto testCase : testCases) {
+        auto result = OH_ArkUI_UIInputEvent_GetPressedKeys(
+            testCase.event, testCase.expectPressedKeyCodes, testCase.expectLength);
+        EXPECT_EQ(result, expect);
+    }
+}
+} // namespace OHOS::Ace
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