diff --git a/test/fuzztest/BUILD.gn b/test/fuzztest/BUILD.gn
index 39303ad3a609a5bb3f1cce6f575fa2be8c9a6bbc..0c561b3eed55dd8c4235416a69838656481b4951 100644
--- a/test/fuzztest/BUILD.gn
+++ b/test/fuzztest/BUILD.gn
@@ -19,14 +19,18 @@ group("fuzztest") {
     "addnotificationslots_fuzzer:AddNotificationSlotsFuzzTest",
     "addslotbytype_fuzzer:AddSlotByTypeFuzzTest",
     "cancelasbundle_fuzzer:CancelAsBundleFuzzTest",
+    "cancelgroup_fuzzer:CancelGroupFuzzTest",
     "cancelnotification_fuzzer:CancelNotificationFuzzTest",
+    "getallactivenotifications_fuzzer:GetAllActiveNotificationsFuzzTest",
     "getbundleimportance_fuzzer:GetBundleImportanceFuzzTest",
     "getnotificationslot_fuzzer:GetNotificationSlotFuzzTest",
     "getnotificationslotnumasbundle_fuzzer:GetNotificationSlotNumAsBundleFuzzTest",
+    "getnotificationslotsforbundle_fuzzer:GetNotificationSlotsForBundleFuzzTest",
     "publishnotification_fuzzer:PublishNotificationFuzzTest",
     "removenotification_fuzzer:RemoveNotificationFuzzTest",
     "removenotificationsbybundle_fuzzer:RemoveNotificationsByBundleFuzzTest",
     "removenotificationslot_fuzzer:RemoveNotificationSlotFuzzTest",
     "setnotificationbadgenum_fuzzer:SetNotificationBadgeNumFuzzTest",
+    "setnotificationsenabledforallbundles_fuzzer:SetNotificationsEnabledForAllBundlesFuzzTest",
   ]
 }
diff --git a/test/fuzztest/cancelgroup_fuzzer/BUILD.gn b/test/fuzztest/cancelgroup_fuzzer/BUILD.gn
new file mode 100644
index 0000000000000000000000000000000000000000..11eaa77f9233d0575c8326e2ecabfef83e6f538b
--- /dev/null
+++ b/test/fuzztest/cancelgroup_fuzzer/BUILD.gn
@@ -0,0 +1,55 @@
+# Copyright (c) 2022 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.
+
+#####################hydra-fuzz###################
+import("//base/notification/distributed_notification_service/notification.gni")
+import("//build/config/features.gni")
+import("//build/test.gni")
+module_output_path = "${component_name}/fuzztest"
+
+##############################fuzztest##########################################
+ohos_fuzztest("CancelGroupFuzzTest") {
+  module_out_path = module_output_path
+  fuzz_config_file = "${component_path}/test/fuzztest/cancelgroup_fuzzer"
+
+  include_dirs = [ "${component_path}/test/fuzztest/fuzz_common_base" ]
+  cflags = [
+    "-g",
+    "-O0",
+    "-Wno-unused-variable",
+    "-fno-omit-frame-pointer",
+  ]
+  sources = [ "cancelgroup_fuzzer.cpp" ]
+
+  deps = [
+    "${component_path}/test/fuzztest/fuzz_common_base:fuzz_common_base",
+    "${frameworks_module_ans_path}:ans_innerkits",
+  ]
+
+  external_deps = [
+    "ability_base:want",
+    "ability_base:zuri",
+    "c_utils:utils",
+    "hiviewdfx_hilog_native:libhilog",
+    "multimedia_image_framework:image_native",
+    "relational_store:native_rdb",
+  ]
+}
+
+###############################################################################
+group("fuzztest") {
+  testonly = true
+  deps = []
+  deps += [ ":CancelGroupFuzzTest" ]
+}
+###############################################################################
diff --git a/test/fuzztest/cancelgroup_fuzzer/cancelgroup_fuzzer.cpp b/test/fuzztest/cancelgroup_fuzzer/cancelgroup_fuzzer.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..d24e2df048a4ef304300d4bafe79ea78b62a91bc
--- /dev/null
+++ b/test/fuzztest/cancelgroup_fuzzer/cancelgroup_fuzzer.cpp
@@ -0,0 +1,59 @@
+/*
+ * Copyright (c) 2022 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 "cancelgroup_fuzzer.h"
+
+#include "notification_helper.h"
+
+namespace OHOS {
+    namespace {
+        constexpr uint8_t ENABLE = 2;
+    }
+    bool DoSomethingInterestingWithMyAPI(const char* data, size_t size)
+    {
+        // test GetShowBadgeEnabled function
+        bool enabled = *data % ENABLE;
+        Notification::NotificationHelper::GetShowBadgeEnabled(enabled);
+        // test CancelGroup function
+        std::string stringData(data);
+        Notification::NotificationHelper::CancelGroup(stringData);
+        // test SetDoNotDisturbDate function
+        uint32_t type = GetU32Data(data);
+        Notification::NotificationDoNotDisturbDate disturb;
+        Notification::NotificationConstant::DoNotDisturbType disturbType =
+            Notification::NotificationConstant::DoNotDisturbType(type);
+        disturb.SetDoNotDisturbType(disturbType);
+        Notification::NotificationHelper::SetDoNotDisturbDate(disturb);
+        // test GetDoNotDisturbDate function
+        Notification::NotificationHelper::GetDoNotDisturbDate(disturb);
+        // test DoesSupportDoNotDisturbMode function
+        Notification::NotificationHelper::DoesSupportDoNotDisturbMode(enabled);
+        // test IsDistributedEnabled function
+        return Notification::NotificationHelper::IsDistributedEnabled(enabled);
+    }
+}
+
+/* Fuzzer entry point */
+extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
+{
+    /* Run your code on data */
+    char *ch = ParseData(data, size);
+    if (ch != nullptr) {
+        OHOS::DoSomethingInterestingWithMyAPI(ch, size);
+        free(ch);
+        ch = nullptr;
+    }
+    return 0;
+}
diff --git a/test/fuzztest/cancelgroup_fuzzer/cancelgroup_fuzzer.h b/test/fuzztest/cancelgroup_fuzzer/cancelgroup_fuzzer.h
new file mode 100644
index 0000000000000000000000000000000000000000..5f8e00c0b32b789669c601aecb76bfd3cf179e15
--- /dev/null
+++ b/test/fuzztest/cancelgroup_fuzzer/cancelgroup_fuzzer.h
@@ -0,0 +1,23 @@
+/*
+ * Copyright (c) 2022 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.
+ */
+
+#ifndef TEST_FUZZTEST_CANCELGROUP_FUZZER_CANCELGROUP_FUZZER_H
+#define TEST_FUZZTEST_CANCELGROUP_FUZZER_CANCELGROUP_FUZZER_H
+
+#include "fuzz_common_base.h"
+
+#define FUZZ_PROJECT_NAME "cancelgroup_fuzzer"
+
+#endif // TEST_FUZZTEST_CANCELGROUP_FUZZER_CANCELGROUP_FUZZER_H
diff --git a/test/fuzztest/cancelgroup_fuzzer/corpus/init b/test/fuzztest/cancelgroup_fuzzer/corpus/init
new file mode 100644
index 0000000000000000000000000000000000000000..1b910144fb1ff33a40a44b1d2a491b1ab05b598b
--- /dev/null
+++ b/test/fuzztest/cancelgroup_fuzzer/corpus/init
@@ -0,0 +1,13 @@
+# Copyright (c) 2022 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.
+FUZZ
\ No newline at end of file
diff --git a/test/fuzztest/cancelgroup_fuzzer/project.xml b/test/fuzztest/cancelgroup_fuzzer/project.xml
new file mode 100644
index 0000000000000000000000000000000000000000..6e8ad2cfde8f8bda4beb6cabbe7efd8bc3c54eec
--- /dev/null
+++ b/test/fuzztest/cancelgroup_fuzzer/project.xml
@@ -0,0 +1,25 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (c) 2022 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.
+-->
+<fuzz_config>
+  <fuzztest>
+    <!-- maximum length of a test input -->
+    <max_len>1000</max_len>
+    <!-- maximum total time in seconds to run the fuzzer -->
+    <max_total_time>300</max_total_time>
+    <!-- memory usage limit in Mb -->
+    <rss_limit_mb>4096</rss_limit_mb>
+  </fuzztest>
+</fuzz_config>
diff --git a/test/fuzztest/getallactivenotifications_fuzzer/BUILD.gn b/test/fuzztest/getallactivenotifications_fuzzer/BUILD.gn
new file mode 100644
index 0000000000000000000000000000000000000000..02e1ac41e2332d8e960ec2f9010e4b1d4894cafd
--- /dev/null
+++ b/test/fuzztest/getallactivenotifications_fuzzer/BUILD.gn
@@ -0,0 +1,56 @@
+# Copyright (c) 2022 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.
+
+#####################hydra-fuzz###################
+import("//base/notification/distributed_notification_service/notification.gni")
+import("//build/config/features.gni")
+import("//build/test.gni")
+module_output_path = "${component_name}/fuzztest"
+
+##############################fuzztest##########################################
+ohos_fuzztest("GetAllActiveNotificationsFuzzTest") {
+  module_out_path = module_output_path
+  fuzz_config_file =
+      "${component_path}/test/fuzztest/getallactivenotifications_fuzzer"
+
+  include_dirs = [ "${component_path}/test/fuzztest/fuzz_common_base" ]
+  cflags = [
+    "-g",
+    "-O0",
+    "-Wno-unused-variable",
+    "-fno-omit-frame-pointer",
+  ]
+  sources = [ "getallactivenotifications_fuzzer.cpp" ]
+
+  deps = [
+    "${component_path}/test/fuzztest/fuzz_common_base:fuzz_common_base",
+    "${frameworks_module_ans_path}:ans_innerkits",
+  ]
+
+  external_deps = [
+    "ability_base:want",
+    "ability_base:zuri",
+    "c_utils:utils",
+    "hiviewdfx_hilog_native:libhilog",
+    "multimedia_image_framework:image_native",
+    "relational_store:native_rdb",
+  ]
+}
+
+###############################################################################
+group("fuzztest") {
+  testonly = true
+  deps = []
+  deps += [ ":GetAllActiveNotificationsFuzzTest" ]
+}
+###############################################################################
diff --git a/test/fuzztest/getallactivenotifications_fuzzer/corpus/init b/test/fuzztest/getallactivenotifications_fuzzer/corpus/init
new file mode 100644
index 0000000000000000000000000000000000000000..1b910144fb1ff33a40a44b1d2a491b1ab05b598b
--- /dev/null
+++ b/test/fuzztest/getallactivenotifications_fuzzer/corpus/init
@@ -0,0 +1,13 @@
+# Copyright (c) 2022 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.
+FUZZ
\ No newline at end of file
diff --git a/test/fuzztest/getallactivenotifications_fuzzer/getallactivenotifications_fuzzer.cpp b/test/fuzztest/getallactivenotifications_fuzzer/getallactivenotifications_fuzzer.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..255bf5db7834aa9cb3288de62d7db950b3bfe7b0
--- /dev/null
+++ b/test/fuzztest/getallactivenotifications_fuzzer/getallactivenotifications_fuzzer.cpp
@@ -0,0 +1,57 @@
+/*
+ * Copyright (c) 2022 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 "getallactivenotifications_fuzzer.h"
+
+#include "notification_helper.h"
+
+namespace OHOS {
+    namespace {
+        constexpr uint8_t ENABLE = 2;
+    }
+    bool DoSomethingInterestingWithMyAPI(const char* data, size_t size)
+    {
+        // test IsAllowedNotify function
+        std::string stringData(data);
+        int32_t usingData = static_cast<int32_t>(GetU32Data(data));
+        Notification::NotificationBundleOption bundleOption;
+        bundleOption.SetBundleName(stringData);
+        bundleOption.SetUid(usingData);
+        bool allowed = *data % ENABLE;
+        Notification::NotificationHelper::IsAllowedNotify(bundleOption, allowed);
+        // test GetNotificationSlotsForBundle function and one parameter
+        sptr<Notification::Notification> notification = nullptr;
+        std::vector<sptr<Notification::Notification>> notifications;
+        notifications.emplace_back(notification);
+        Notification::NotificationHelper::GetAllActiveNotifications(notifications);
+        // test GetNotificationSlotsForBundle function and two parameter
+        std::vector<std::string> keys;
+        keys.emplace_back(stringData);
+        return Notification::NotificationHelper::GetAllActiveNotifications(keys, notifications) == ERR_OK;
+    }
+}
+
+/* Fuzzer entry point */
+extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
+{
+    /* Run your code on data */
+    char *ch = ParseData(data, size);
+    if (ch != nullptr) {
+        OHOS::DoSomethingInterestingWithMyAPI(ch, size);
+        free(ch);
+        ch = nullptr;
+    }
+    return 0;
+}
diff --git a/test/fuzztest/getallactivenotifications_fuzzer/getallactivenotifications_fuzzer.h b/test/fuzztest/getallactivenotifications_fuzzer/getallactivenotifications_fuzzer.h
new file mode 100644
index 0000000000000000000000000000000000000000..22b0ce78e227ce8259176b859437a0b69b5cab26
--- /dev/null
+++ b/test/fuzztest/getallactivenotifications_fuzzer/getallactivenotifications_fuzzer.h
@@ -0,0 +1,23 @@
+/*
+ * Copyright (c) 2022 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.
+ */
+
+#ifndef TEST_FUZZTEST_GETALLACTIVENOTIFICATIONS_FUZZER_GETALLACTIVENOTIFICATIONS_FUZZER_H
+#define TEST_FUZZTEST_GETALLACTIVENOTIFICATIONS_FUZZER_GETALLACTIVENOTIFICATIONS_FUZZER_H
+
+#include "fuzz_common_base.h"
+
+#define FUZZ_PROJECT_NAME "getallactivenotifications_fuzzer"
+
+#endif // TEST_FUZZTEST_GETALLACTIVENOTIFICATIONS_FUZZER_GETALLACTIVENOTIFICATIONS_FUZZER_H
diff --git a/test/fuzztest/getallactivenotifications_fuzzer/project.xml b/test/fuzztest/getallactivenotifications_fuzzer/project.xml
new file mode 100644
index 0000000000000000000000000000000000000000..6e8ad2cfde8f8bda4beb6cabbe7efd8bc3c54eec
--- /dev/null
+++ b/test/fuzztest/getallactivenotifications_fuzzer/project.xml
@@ -0,0 +1,25 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (c) 2022 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.
+-->
+<fuzz_config>
+  <fuzztest>
+    <!-- maximum length of a test input -->
+    <max_len>1000</max_len>
+    <!-- maximum total time in seconds to run the fuzzer -->
+    <max_total_time>300</max_total_time>
+    <!-- memory usage limit in Mb -->
+    <rss_limit_mb>4096</rss_limit_mb>
+  </fuzztest>
+</fuzz_config>
diff --git a/test/fuzztest/getnotificationslotsforbundle_fuzzer/BUILD.gn b/test/fuzztest/getnotificationslotsforbundle_fuzzer/BUILD.gn
new file mode 100644
index 0000000000000000000000000000000000000000..550181ea6e0254dfa85208447e9cced46d75e32f
--- /dev/null
+++ b/test/fuzztest/getnotificationslotsforbundle_fuzzer/BUILD.gn
@@ -0,0 +1,56 @@
+# Copyright (c) 2022 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.
+
+#####################hydra-fuzz###################
+import("//base/notification/distributed_notification_service/notification.gni")
+import("//build/config/features.gni")
+import("//build/test.gni")
+module_output_path = "${component_name}/fuzztest"
+
+##############################fuzztest##########################################
+ohos_fuzztest("GetNotificationSlotsForBundleFuzzTest") {
+  module_out_path = module_output_path
+  fuzz_config_file =
+      "${component_path}/test/fuzztest/getnotificationslotsforbundle_fuzzer"
+
+  include_dirs = [ "${component_path}/test/fuzztest/fuzz_common_base" ]
+  cflags = [
+    "-g",
+    "-O0",
+    "-Wno-unused-variable",
+    "-fno-omit-frame-pointer",
+  ]
+  sources = [ "getnotificationslotsforbundle_fuzzer.cpp" ]
+
+  deps = [
+    "${component_path}/test/fuzztest/fuzz_common_base:fuzz_common_base",
+    "${frameworks_module_ans_path}:ans_innerkits",
+  ]
+
+  external_deps = [
+    "ability_base:want",
+    "ability_base:zuri",
+    "c_utils:utils",
+    "hiviewdfx_hilog_native:libhilog",
+    "multimedia_image_framework:image_native",
+    "relational_store:native_rdb",
+  ]
+}
+
+###############################################################################
+group("fuzztest") {
+  testonly = true
+  deps = []
+  deps += [ ":GetNotificationSlotsForBundleFuzzTest" ]
+}
+###############################################################################
diff --git a/test/fuzztest/getnotificationslotsforbundle_fuzzer/corpus/init b/test/fuzztest/getnotificationslotsforbundle_fuzzer/corpus/init
new file mode 100644
index 0000000000000000000000000000000000000000..1b910144fb1ff33a40a44b1d2a491b1ab05b598b
--- /dev/null
+++ b/test/fuzztest/getnotificationslotsforbundle_fuzzer/corpus/init
@@ -0,0 +1,13 @@
+# Copyright (c) 2022 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.
+FUZZ
\ No newline at end of file
diff --git a/test/fuzztest/getnotificationslotsforbundle_fuzzer/getnotificationslotsforbundle_fuzzer.cpp b/test/fuzztest/getnotificationslotsforbundle_fuzzer/getnotificationslotsforbundle_fuzzer.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..94a46feb1cc710595a8d87893cb5b68f288337de
--- /dev/null
+++ b/test/fuzztest/getnotificationslotsforbundle_fuzzer/getnotificationslotsforbundle_fuzzer.cpp
@@ -0,0 +1,51 @@
+/*
+ * Copyright (c) 2022 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 "getnotificationslotsforbundle_fuzzer.h"
+
+#include "notification_helper.h"
+
+namespace OHOS {
+    bool DoSomethingInterestingWithMyAPI(const char* data, size_t size)
+    {
+        std::string stringData(data);
+        int32_t usingData = static_cast<int32_t>(GetU32Data(data));
+        Notification::NotificationBundleOption bundleOption;
+        bundleOption.SetBundleName(stringData);
+        bundleOption.SetUid(usingData);
+        sptr<Notification::NotificationSlot> slot = nullptr;
+        std::vector<sptr<Notification::NotificationSlot>> slots;
+        slots.emplace_back(slot);
+        // test UpdateNotificationSlots function
+        Notification::NotificationHelper::UpdateNotificationSlots(bundleOption, slots);
+        // test GetNotificationSlotsForBundle function
+        Notification::NotificationHelper::GetNotificationSlotsForBundle(bundleOption, slots);
+        // test RemoveGroupByBundle function
+        return Notification::NotificationHelper::RemoveGroupByBundle(bundleOption, stringData);
+    }
+}
+
+/* Fuzzer entry point */
+extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
+{
+    /* Run your code on data */
+    char *ch = ParseData(data, size);
+    if (ch != nullptr) {
+        OHOS::DoSomethingInterestingWithMyAPI(ch, size);
+        free(ch);
+        ch = nullptr;
+    }
+    return 0;
+}
diff --git a/test/fuzztest/getnotificationslotsforbundle_fuzzer/getnotificationslotsforbundle_fuzzer.h b/test/fuzztest/getnotificationslotsforbundle_fuzzer/getnotificationslotsforbundle_fuzzer.h
new file mode 100644
index 0000000000000000000000000000000000000000..12da69d29f59b63cc6f668b5f150b470b122d976
--- /dev/null
+++ b/test/fuzztest/getnotificationslotsforbundle_fuzzer/getnotificationslotsforbundle_fuzzer.h
@@ -0,0 +1,23 @@
+/*
+ * Copyright (c) 2022 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.
+ */
+
+#ifndef TEST_FUZZTEST_GETNOTIFICATIONSLOTSFORBUNDLE_FUZZER_GETNOTIFICATIONSLOTSFORBUNDLE_FUZZER_H
+#define TEST_FUZZTEST_GETNOTIFICATIONSLOTSFORBUNDLE_FUZZER_GETNOTIFICATIONSLOTSFORBUNDLE_FUZZER_H
+
+#include "fuzz_common_base.h"
+
+#define FUZZ_PROJECT_NAME "getnotificationslotsforbundle_fuzzer"
+
+#endif // TEST_FUZZTEST_GETNOTIFICATIONSLOTSFORBUNDLE_FUZZER_GETNOTIFICATIONSLOTSFORBUNDLE_FUZZER_H
diff --git a/test/fuzztest/getnotificationslotsforbundle_fuzzer/project.xml b/test/fuzztest/getnotificationslotsforbundle_fuzzer/project.xml
new file mode 100644
index 0000000000000000000000000000000000000000..6e8ad2cfde8f8bda4beb6cabbe7efd8bc3c54eec
--- /dev/null
+++ b/test/fuzztest/getnotificationslotsforbundle_fuzzer/project.xml
@@ -0,0 +1,25 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (c) 2022 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.
+-->
+<fuzz_config>
+  <fuzztest>
+    <!-- maximum length of a test input -->
+    <max_len>1000</max_len>
+    <!-- maximum total time in seconds to run the fuzzer -->
+    <max_total_time>300</max_total_time>
+    <!-- memory usage limit in Mb -->
+    <rss_limit_mb>4096</rss_limit_mb>
+  </fuzztest>
+</fuzz_config>
diff --git a/test/fuzztest/setnotificationsenabledforallbundles_fuzzer/BUILD.gn b/test/fuzztest/setnotificationsenabledforallbundles_fuzzer/BUILD.gn
new file mode 100644
index 0000000000000000000000000000000000000000..9a8915f9375dad0c6b3bccc8175c65a35bb668a0
--- /dev/null
+++ b/test/fuzztest/setnotificationsenabledforallbundles_fuzzer/BUILD.gn
@@ -0,0 +1,55 @@
+# Copyright (c) 2022 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.
+
+#####################hydra-fuzz###################
+import("//base/notification/distributed_notification_service/notification.gni")
+import("//build/config/features.gni")
+import("//build/test.gni")
+module_output_path = "${component_name}/fuzztest"
+
+##############################fuzztest##########################################
+ohos_fuzztest("SetNotificationsEnabledForAllBundlesFuzzTest") {
+  module_out_path = module_output_path
+  fuzz_config_file = "${component_path}/test/fuzztest/setnotificationsenabledforallbundles_fuzzer"
+
+  include_dirs = [ "${component_path}/test/fuzztest/fuzz_common_base" ]
+  cflags = [
+    "-g",
+    "-O0",
+    "-Wno-unused-variable",
+    "-fno-omit-frame-pointer",
+  ]
+  sources = [ "setnotificationsenabledforallbundles_fuzzer.cpp" ]
+
+  deps = [
+    "${component_path}/test/fuzztest/fuzz_common_base:fuzz_common_base",
+    "${frameworks_module_ans_path}:ans_innerkits",
+  ]
+
+  external_deps = [
+    "ability_base:want",
+    "ability_base:zuri",
+    "c_utils:utils",
+    "hiviewdfx_hilog_native:libhilog",
+    "multimedia_image_framework:image_native",
+    "relational_store:native_rdb",
+  ]
+}
+
+###############################################################################
+group("fuzztest") {
+  testonly = true
+  deps = []
+  deps += [ ":SetNotificationsEnabledForAllBundlesFuzzTest" ]
+}
+###############################################################################
diff --git a/test/fuzztest/setnotificationsenabledforallbundles_fuzzer/corpus/init b/test/fuzztest/setnotificationsenabledforallbundles_fuzzer/corpus/init
new file mode 100644
index 0000000000000000000000000000000000000000..1b910144fb1ff33a40a44b1d2a491b1ab05b598b
--- /dev/null
+++ b/test/fuzztest/setnotificationsenabledforallbundles_fuzzer/corpus/init
@@ -0,0 +1,13 @@
+# Copyright (c) 2022 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.
+FUZZ
\ No newline at end of file
diff --git a/test/fuzztest/setnotificationsenabledforallbundles_fuzzer/project.xml b/test/fuzztest/setnotificationsenabledforallbundles_fuzzer/project.xml
new file mode 100644
index 0000000000000000000000000000000000000000..6e8ad2cfde8f8bda4beb6cabbe7efd8bc3c54eec
--- /dev/null
+++ b/test/fuzztest/setnotificationsenabledforallbundles_fuzzer/project.xml
@@ -0,0 +1,25 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (c) 2022 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.
+-->
+<fuzz_config>
+  <fuzztest>
+    <!-- maximum length of a test input -->
+    <max_len>1000</max_len>
+    <!-- maximum total time in seconds to run the fuzzer -->
+    <max_total_time>300</max_total_time>
+    <!-- memory usage limit in Mb -->
+    <rss_limit_mb>4096</rss_limit_mb>
+  </fuzztest>
+</fuzz_config>
diff --git a/test/fuzztest/setnotificationsenabledforallbundles_fuzzer/setnotificationsenabledforallbundles_fuzzer.cpp b/test/fuzztest/setnotificationsenabledforallbundles_fuzzer/setnotificationsenabledforallbundles_fuzzer.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..b02ccad339c6cbe906aac29992a1f6008411f233
--- /dev/null
+++ b/test/fuzztest/setnotificationsenabledforallbundles_fuzzer/setnotificationsenabledforallbundles_fuzzer.cpp
@@ -0,0 +1,56 @@
+/*
+ * Copyright (c) 2022 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 "setnotificationsenabledforallbundles_fuzzer.h"
+
+#include "notification_helper.h"
+
+namespace OHOS {
+    namespace {
+        constexpr uint8_t ENABLE = 2;
+    }
+    bool DoSomethingInterestingWithMyAPI(const char* data, size_t size)
+    {
+        // test SetNotificationsEnabledForAllBundles function
+        std::string stringData(data);
+        bool enabled = *data % ENABLE;
+        Notification::NotificationHelper::SetNotificationsEnabledForAllBundles(stringData, enabled);
+        // test SetNotificationsEnabledForDefaultBundle function
+        Notification::NotificationHelper::SetNotificationsEnabledForDefaultBundle(stringData, enabled);
+        // test SetNotificationsEnabledForSpecifiedBundle function
+        int32_t usingData = static_cast<int32_t>(GetU32Data(data));
+        Notification::NotificationBundleOption bundleOption;
+        bundleOption.SetBundleName(stringData);
+        bundleOption.SetUid(usingData);
+        Notification::NotificationHelper::SetNotificationsEnabledForSpecifiedBundle(bundleOption, stringData, enabled);
+        // test SetShowBadgeEnabledForBundle function
+        Notification::NotificationHelper::SetShowBadgeEnabledForBundle(bundleOption, enabled);
+        // test GetShowBadgeEnabledForBundle function
+        return Notification::NotificationHelper::GetShowBadgeEnabledForBundle(bundleOption, enabled);
+    }
+}
+
+/* Fuzzer entry point */
+extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
+{
+    /* Run your code on data */
+    char *ch = ParseData(data, size);
+    if (ch != nullptr) {
+        OHOS::DoSomethingInterestingWithMyAPI(ch, size);
+        free(ch);
+        ch = nullptr;
+    }
+    return 0;
+}
diff --git a/test/fuzztest/setnotificationsenabledforallbundles_fuzzer/setnotificationsenabledforallbundles_fuzzer.h b/test/fuzztest/setnotificationsenabledforallbundles_fuzzer/setnotificationsenabledforallbundles_fuzzer.h
new file mode 100644
index 0000000000000000000000000000000000000000..1b0351ffda6a15d43c7f75784becdbe4e6441834
--- /dev/null
+++ b/test/fuzztest/setnotificationsenabledforallbundles_fuzzer/setnotificationsenabledforallbundles_fuzzer.h
@@ -0,0 +1,23 @@
+/*
+ * Copyright (c) 2022 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.
+ */
+
+#ifndef TEST_FUZZTEST_SETNOTIFICATIONSENABLEDFORALLBUNDLES_FUZZER_SETNOTIFICATIONSENABLEDFORALLBUNDLES_FUZZER_H
+#define TEST_FUZZTEST_SETNOTIFICATIONSENABLEDFORALLBUNDLES_FUZZER_SETNOTIFICATIONSENABLEDFORALLBUNDLES_FUZZER_H
+
+#include "fuzz_common_base.h"
+
+#define FUZZ_PROJECT_NAME "setnotificationsenabledforallbundles_fuzzer"
+
+#endif // TEST_FUZZTEST_SETNOTIFICATIONSENABLEDFORALLBUNDLES_FUZZER_SETNOTIFICATIONSENABLEDFORALLBUNDLES_FUZZER_H