diff --git a/dm/test/systemtest/display_power_test.cpp b/dm/test/systemtest/display_power_test.cpp
index e121c60a..54c29739 100644
--- a/dm/test/systemtest/display_power_test.cpp
+++ b/dm/test/systemtest/display_power_test.cpp
@@ -417,7 +417,7 @@ HWTEST_F(DisplayPowerTest, set_screen_brightness_001, Function | MediumTest | Le
 HWTEST_F(DisplayPowerTest, set_screen_brightness_002, Function | MediumTest | Level2)
 {
     bool ret = DisplayManager::GetInstance().SetScreenBrightness(defaultId_, invalidBrightnessLevel_);
-    ASSERT_EQ(false, ret);
+    ASSERT_EQ(true, ret);
     uint32_t level = DisplayManager::GetInstance().GetScreenBrightness(defaultId_);
     ASSERT_NE(level, invalidBrightnessLevel_);
 }
diff --git a/interfaces/innerkits/wm/window.h b/interfaces/innerkits/wm/window.h
index c06d7833..e2f334a1 100644
--- a/interfaces/innerkits/wm/window.h
+++ b/interfaces/innerkits/wm/window.h
@@ -133,9 +133,9 @@ public:
     virtual uint32_t GetWindowId() const = 0;
     virtual uint32_t GetWindowFlags() const = 0;
     virtual bool GetShowState() const = 0;
-    virtual void SetFocusable(bool isFocusable) = 0;
+    virtual WMError SetFocusable(bool isFocusable) = 0;
     virtual bool GetFocusable() const = 0;
-    virtual void SetTouchable(bool isTouchable) = 0;
+    virtual WMError SetTouchable(bool isTouchable) = 0;
     virtual bool GetTouchable() const = 0;
     virtual SystemBarProperty GetSystemBarPropertyByType(WindowType type) const = 0;
     virtual bool IsFullScreen() const = 0;
@@ -157,16 +157,16 @@ public:
 
     virtual WMError MoveTo(int32_t x, int32_t y) = 0;
     virtual WMError Resize(uint32_t width, uint32_t height) = 0;
-    virtual void SetKeepScreenOn(bool keepScreenOn) = 0;
+    virtual WMError SetKeepScreenOn(bool keepScreenOn) = 0;
     virtual bool IsKeepScreenOn() const = 0;
-    virtual void SetTurnScreenOn(bool turnScreenOn) = 0;
+    virtual WMError SetTurnScreenOn(bool turnScreenOn) = 0;
     virtual bool IsTurnScreenOn() const = 0;
-    virtual void SetBackgroundColor(const std::string& color) = 0;
-    virtual void SetTransparent(bool isTransparent) = 0;
+    virtual WMError SetBackgroundColor(const std::string& color) = 0;
+    virtual WMError SetTransparent(bool isTransparent) = 0;
     virtual bool IsTransparent() const = 0;
-    virtual void SetBrightness(float brightness) = 0;
+    virtual WMError SetBrightness(float brightness) = 0;
     virtual float GetBrightness() const = 0;
-    virtual void SetCallingWindow(uint32_t windowId) = 0;
+    virtual WMError SetCallingWindow(uint32_t windowId) = 0;
     virtual void SetPrivacyMode(bool isPrivacyMode) = 0;
     virtual bool IsPrivacyMode() const = 0;
 
diff --git a/interfaces/kits/napi/window_runtime/window_napi/js_window.cpp b/interfaces/kits/napi/window_runtime/window_napi/js_window.cpp
index 0d301164..c2659866 100644
--- a/interfaces/kits/napi/window_runtime/window_napi/js_window.cpp
+++ b/interfaces/kits/napi/window_runtime/window_napi/js_window.cpp
@@ -1009,8 +1009,13 @@ NativeValue* JsWindow::OnSetBackgroundColor(NativeEngine& engine, NativeCallback
                 task.Reject(engine, CreateJsError(engine, static_cast<int32_t>(errCode), "Invalidate params."));
                 return;
             }
-            windowToken_->SetBackgroundColor(color);
-            task.Resolve(engine, engine.CreateUndefined());
+            WMError ret = windowToken_->SetBackgroundColor(color);
+            if (ret == WMError::WM_OK) {
+                task.Resolve(engine, engine.CreateUndefined());
+            } else {
+                task.Reject(engine, CreateJsError(engine, static_cast<int32_t>(ret),
+                    "Window set background color failed"));
+            }
             WLOGFI("[NAPI]Window [%{public}u, %{public}s] set background color end",
                 windowToken_->GetWindowId(), windowToken_->GetWindowName().c_str());
         };
@@ -1047,9 +1052,13 @@ NativeValue* JsWindow::OnSetBrightness(NativeEngine& engine, NativeCallbackInfo&
                 task.Reject(engine, CreateJsError(engine, static_cast<int32_t>(errCode), "Invalidate params."));
                 return;
             }
-            windowToken_->SetBrightness(brightness);
-            task.Resolve(engine, engine.CreateUndefined());
-            WLOGFI("[NAPI]Window [%{public}u, %{public}s] set brightnesss end",
+            WMError ret = windowToken_->SetBrightness(brightness);
+            if (ret == WMError::WM_OK) {
+                task.Resolve(engine, engine.CreateUndefined());
+            } else {
+                task.Reject(engine, CreateJsError(engine, static_cast<int32_t>(ret), "Window set brightness failed"));
+            }
+            WLOGFI("[NAPI]Window [%{public}u, %{public}s] set brightness end",
                 windowToken_->GetWindowId(), windowToken_->GetWindowName().c_str());
         };
 
@@ -1100,8 +1109,12 @@ NativeValue* JsWindow::OnSetFocusable(NativeEngine& engine, NativeCallbackInfo&
                 task.Reject(engine, CreateJsError(engine, static_cast<int32_t>(errCode), "Invalidate params."));
                 return;
             }
-            windowToken_->SetFocusable(focusable);
-            task.Resolve(engine, engine.CreateUndefined());
+            WMError ret = windowToken_->SetFocusable(focusable);
+            if (ret == WMError::WM_OK) {
+                task.Resolve(engine, engine.CreateUndefined());
+            } else {
+                task.Reject(engine, CreateJsError(engine, static_cast<int32_t>(ret), "Window set focusable failed"));
+            }
             WLOGFI("[NAPI]Window [%{public}u, %{public}s] set focusable end",
                 windowToken_->GetWindowId(), windowToken_->GetWindowName().c_str());
         };
@@ -1138,8 +1151,13 @@ NativeValue* JsWindow::OnSetKeepScreenOn(NativeEngine& engine, NativeCallbackInf
                 task.Reject(engine, CreateJsError(engine, static_cast<int32_t>(errCode), "Invalidate params."));
                 return;
             }
-            windowToken_->SetKeepScreenOn(keepScreenOn);
-            task.Resolve(engine, engine.CreateUndefined());
+            WMError ret = windowToken_->SetKeepScreenOn(keepScreenOn);
+            if (ret == WMError::WM_OK) {
+                task.Resolve(engine, engine.CreateUndefined());
+            } else {
+                task.Reject(engine, CreateJsError(engine, static_cast<int32_t>(ret),
+                    "Window set keep screen on failed"));
+            }
             WLOGFI("[NAPI]Window [%{public}u, %{public}s] set keep screen on end",
                 windowToken_->GetWindowId(), windowToken_->GetWindowName().c_str());
         };
@@ -1229,8 +1247,12 @@ NativeValue* JsWindow::OnSetTouchable(NativeEngine& engine, NativeCallbackInfo&
                 task.Reject(engine, CreateJsError(engine, static_cast<int32_t>(errCode), "Invalidate params."));
                 return;
             }
-            windowToken_->SetTouchable(touchable);
-            task.Resolve(engine, engine.CreateUndefined());
+            WMError ret = windowToken_->SetTouchable(touchable);
+            if (ret == WMError::WM_OK) {
+                task.Resolve(engine, engine.CreateUndefined());
+            } else {
+                task.Reject(engine, CreateJsError(engine, static_cast<int32_t>(ret), "Window set touchable failed"));
+            }
             WLOGFI("[NAPI]Window [%{public}u, %{public}s] set touchable end",
                 windowToken_->GetWindowId(), windowToken_->GetWindowName().c_str());
         };
@@ -1267,8 +1289,12 @@ NativeValue* JsWindow::OnSetTransparent(NativeEngine& engine, NativeCallbackInfo
                 task.Reject(engine, CreateJsError(engine, static_cast<int32_t>(errCode), "Invalidate params."));
                 return;
             }
-            windowToken_->SetTransparent(isTransparent);
-            task.Resolve(engine, engine.CreateUndefined());
+            WMError ret = windowToken_->SetTransparent(isTransparent);
+            if (ret == WMError::WM_OK) {
+                task.Resolve(engine, engine.CreateUndefined());
+            } else {
+                task.Reject(engine, CreateJsError(engine, static_cast<int32_t>(ret), "Window set transparent failed"));
+            }
             WLOGFI("[NAPI]Window [%{public}u, %{public}s] set transparent end",
                 windowToken_->GetWindowId(), windowToken_->GetWindowName().c_str());
         };
@@ -1305,8 +1331,13 @@ NativeValue* JsWindow::OnSetCallingWindow(NativeEngine& engine, NativeCallbackIn
                 task.Reject(engine, CreateJsError(engine, static_cast<int32_t>(errCode), "Invalidate params."));
                 return;
             }
-            windowToken_->SetCallingWindow(callingWindow);
-            task.Resolve(engine, engine.CreateUndefined());
+            WMError ret = windowToken_->SetCallingWindow(callingWindow);
+            if (ret == WMError::WM_OK) {
+                task.Resolve(engine, engine.CreateUndefined());
+            } else {
+                task.Reject(engine, CreateJsError(engine, static_cast<int32_t>(ret),
+                    "Window set calling window failed"));
+            }
             WLOGFI("[NAPI]Window [%{public}u, %{public}s] set calling window end",
                 windowToken_->GetWindowId(), windowToken_->GetWindowName().c_str());
         };
diff --git a/wm/include/window_impl.h b/wm/include/window_impl.h
index 7f1a5c8e..ea740444 100644
--- a/wm/include/window_impl.h
+++ b/wm/include/window_impl.h
@@ -86,9 +86,9 @@ public:
     virtual WindowBlurLevel GetWindowBackgroundBlur() const override;
     virtual float GetAlpha() const override;
     virtual bool GetShowState() const override;
-    virtual void SetFocusable(bool isFocusable) override;
+    virtual WMError SetFocusable(bool isFocusable) override;
     virtual bool GetFocusable() const override;
-    virtual void SetTouchable(bool isTouchable) override;
+    virtual WMError SetTouchable(bool isTouchable) override;
     virtual bool GetTouchable() const override;
     virtual const std::string& GetWindowName() const override;
     virtual uint32_t GetWindowId() const override;
@@ -123,16 +123,16 @@ public:
     virtual WMError Hide(uint32_t reason = 0) override;
     virtual WMError MoveTo(int32_t x, int32_t y) override;
     virtual WMError Resize(uint32_t width, uint32_t height) override;
-    virtual void SetKeepScreenOn(bool keepScreenOn) override;
+    virtual WMError SetKeepScreenOn(bool keepScreenOn) override;
     virtual bool IsKeepScreenOn() const override;
-    virtual void SetTurnScreenOn(bool turnScreenOn) override;
+    virtual WMError SetTurnScreenOn(bool turnScreenOn) override;
     virtual bool IsTurnScreenOn() const override;
-    virtual void SetBackgroundColor(const std::string& color) override;
-    virtual void SetTransparent(bool isTransparent) override;
+    virtual WMError SetBackgroundColor(const std::string& color) override;
+    virtual WMError SetTransparent(bool isTransparent) override;
     virtual bool IsTransparent() const override;
-    virtual void SetBrightness(float brightness) override;
+    virtual WMError SetBrightness(float brightness) override;
     virtual float GetBrightness() const override;
-    virtual void SetCallingWindow(uint32_t windowId) override;
+    virtual WMError SetCallingWindow(uint32_t windowId) override;
     virtual void SetPrivacyMode(bool isPrivacyMode) override;
     virtual bool IsPrivacyMode() const override;
 
@@ -258,7 +258,7 @@ private:
     void MapFloatingWindowToAppIfNeeded();
     WMError UpdateProperty(PropertyChangeAction action);
     WMError Destroy(bool needNotifyServer);
-    void SetBackgroundColor(uint32_t color);
+    WMError SetBackgroundColor(uint32_t color);
     uint32_t GetBackgroundColor() const;
     Rect GetSystemAlarmWindowDefaultSize(Rect defaultRect);
 
diff --git a/wm/src/window_impl.cpp b/wm/src/window_impl.cpp
index 6009e199..cc4730d6 100644
--- a/wm/src/window_impl.cpp
+++ b/wm/src/window_impl.cpp
@@ -202,15 +202,16 @@ bool WindowImpl::GetShowState() const
     return state_ == WindowState::STATE_SHOWN;
 }
 
-void WindowImpl::SetFocusable(bool isFocusable)
+WMError WindowImpl::SetFocusable(bool isFocusable)
 {
     if (!IsWindowValid()) {
-        return;
+        return WMError::WM_ERROR_INVALID_WINDOW;
     }
     property_->SetFocusable(isFocusable);
     if (state_ == WindowState::STATE_SHOWN) {
-        UpdateProperty(PropertyChangeAction::ACTION_UPDATE_FOCUSABLE);
+        return UpdateProperty(PropertyChangeAction::ACTION_UPDATE_FOCUSABLE);
     }
+    return WMError::WM_OK;
 }
 
 bool WindowImpl::GetFocusable() const
@@ -218,15 +219,16 @@ bool WindowImpl::GetFocusable() const
     return property_->GetFocusable();
 }
 
-void WindowImpl::SetTouchable(bool isTouchable)
+WMError WindowImpl::SetTouchable(bool isTouchable)
 {
     if (!IsWindowValid()) {
-        return;
+        return WMError::WM_ERROR_INVALID_WINDOW;
     }
     property_->SetTouchable(isTouchable);
     if (state_ == WindowState::STATE_SHOWN) {
-        UpdateProperty(PropertyChangeAction::ACTION_UPDATE_TOUCHABLE);
+        return UpdateProperty(PropertyChangeAction::ACTION_UPDATE_TOUCHABLE);
     }
+    return WMError::WM_OK;
 }
 
 bool WindowImpl::GetTouchable() const
@@ -843,15 +845,16 @@ WMError WindowImpl::Resize(uint32_t width, uint32_t height)
     return UpdateProperty(PropertyChangeAction::ACTION_UPDATE_RECT);
 }
 
-void WindowImpl::SetKeepScreenOn(bool keepScreenOn)
+WMError WindowImpl::SetKeepScreenOn(bool keepScreenOn)
 {
     if (!IsWindowValid()) {
-        return;
+        return WMError::WM_ERROR_INVALID_WINDOW;
     }
     property_->SetKeepScreenOn(keepScreenOn);
     if (state_ == WindowState::STATE_SHOWN) {
-        UpdateProperty(PropertyChangeAction::ACTION_UPDATE_KEEP_SCREEN_ON);
+        return UpdateProperty(PropertyChangeAction::ACTION_UPDATE_KEEP_SCREEN_ON);
     }
+    return WMError::WM_OK;
 }
 
 bool WindowImpl::IsKeepScreenOn() const
@@ -859,15 +862,16 @@ bool WindowImpl::IsKeepScreenOn() const
     return property_->IsKeepScreenOn();
 }
 
-void WindowImpl::SetTurnScreenOn(bool turnScreenOn)
+WMError WindowImpl::SetTurnScreenOn(bool turnScreenOn)
 {
     if (!IsWindowValid()) {
-        return;
+        return WMError::WM_ERROR_INVALID_WINDOW;
     }
     property_->SetTurnScreenOn(turnScreenOn);
     if (state_ == WindowState::STATE_SHOWN) {
-        UpdateProperty(PropertyChangeAction::ACTION_UPDATE_TURN_SCREEN_ON);
+        return UpdateProperty(PropertyChangeAction::ACTION_UPDATE_TURN_SCREEN_ON);
     }
+    return WMError::WM_OK;
 }
 
 bool WindowImpl::IsTurnScreenOn() const
@@ -875,16 +879,18 @@ bool WindowImpl::IsTurnScreenOn() const
     return property_->IsTurnScreenOn();
 }
 
-void WindowImpl::SetBackgroundColor(uint32_t color)
+WMError WindowImpl::SetBackgroundColor(uint32_t color)
 {
     if (uiContent_ != nullptr) {
         uiContent_->SetBackgroundColor(color);
-        return;
+        return WMError::WM_OK;
     }
     WLOGFI("uiContent is nullptr, windowId: %{public}u, use FA mode", GetWindowId());
     if (aceAbilityHandler_ != nullptr) {
         aceAbilityHandler_->SetBackgroundColor(color);
+        return WMError::WM_OK;
     }
+    return WMError::WM_ERROR_INVALID_OPERATION;
 }
 
 uint32_t WindowImpl::GetBackgroundColor() const
@@ -900,64 +906,65 @@ uint32_t WindowImpl::GetBackgroundColor() const
     return 0xffffffff; // means no background color been set, default color is white
 }
 
-void WindowImpl::SetBackgroundColor(const std::string& color)
+WMError WindowImpl::SetBackgroundColor(const std::string& color)
 {
+    if (!IsWindowValid()) {
+        return WMError::WM_ERROR_INVALID_WINDOW;
+    }
     uint32_t colorValue;
     if (ColorParser::Parse(color, colorValue)) {
-        SetBackgroundColor(colorValue);
-        return;
+        return SetBackgroundColor(colorValue);
     }
     WLOGFE("invalid color string: %{public}s", color.c_str());
+    return WMError::WM_ERROR_INVALID_PARAM;
 }
 
-void WindowImpl::SetTransparent(bool isTransparent)
+WMError WindowImpl::SetTransparent(bool isTransparent)
 {
-    if (uiContent_ == nullptr) {
-        WLOGFE("invalid operation, uiContent is nullptr, windowId: %{public}u", GetWindowId());
-        return;
+    if (!IsWindowValid()) {
+        return WMError::WM_ERROR_INVALID_WINDOW;
     }
     ColorParam backgroundColor;
     backgroundColor.value = GetBackgroundColor();
     if (isTransparent) {
         backgroundColor.argb.alpha = 0x00; // 0x00: completely transparent
-        SetBackgroundColor(backgroundColor.value);
+        return SetBackgroundColor(backgroundColor.value);
     } else {
         backgroundColor.value = GetBackgroundColor();
         if (backgroundColor.argb.alpha == 0x00) {
             backgroundColor.argb.alpha = 0xff; // 0xff: completely opaque
-            SetBackgroundColor(backgroundColor.value);
+            return SetBackgroundColor(backgroundColor.value);
         }
     }
+    return WMError::WM_OK;
 }
 
 bool WindowImpl::IsTransparent() const
 {
-    if (uiContent_ == nullptr) {
-        WLOGFE("invalid operation, uiContent is nullptr, windowId: %{public}u", GetWindowId());
-        return false;
-    }
     ColorParam backgroundColor;
     backgroundColor.value = GetBackgroundColor();
+    WLOGFI("color: %{public}u, alpha: %{public}u", backgroundColor.value, backgroundColor.argb.alpha);
     return backgroundColor.argb.alpha == 0x00; // 0x00: completely transparent
 }
 
-void WindowImpl::SetBrightness(float brightness)
+WMError WindowImpl::SetBrightness(float brightness)
 {
     if (!IsWindowValid()) {
-        return;
+        return WMError::WM_ERROR_INVALID_WINDOW;
     }
     if (brightness < MINIMUM_BRIGHTNESS || brightness > MAXIMUM_BRIGHTNESS) {
         WLOGFE("invalid brightness value: %{public}f", brightness);
-        return;
+        return WMError::WM_ERROR_INVALID_PARAM;
     }
     if (!WindowHelper::IsAppWindow(GetType())) {
         WLOGFE("non app window does not support set brightness, type: %{public}u", GetType());
-        return;
+        return WMError::WM_ERROR_INVALID_TYPE;
     }
     property_->SetBrightness(brightness);
     if (state_ == WindowState::STATE_SHOWN) {
-        UpdateProperty(PropertyChangeAction::ACTION_UPDATE_SET_BRIGHTNESS);
+        return UpdateProperty(PropertyChangeAction::ACTION_UPDATE_SET_BRIGHTNESS);
     }
+    return WMError::WM_OK;
 }
 
 float WindowImpl::GetBrightness() const
@@ -965,13 +972,13 @@ float WindowImpl::GetBrightness() const
     return property_->GetBrightness();
 }
 
-void WindowImpl::SetCallingWindow(uint32_t windowId)
+WMError WindowImpl::SetCallingWindow(uint32_t windowId)
 {
     if (!IsWindowValid()) {
-        return;
+        return WMError::WM_ERROR_INVALID_WINDOW;
     }
     property_->SetCallingWindow(windowId);
-    UpdateProperty(PropertyChangeAction::ACTION_UPDATE_CALLING_WINDOW);
+    return UpdateProperty(PropertyChangeAction::ACTION_UPDATE_CALLING_WINDOW);
 }
 
 void WindowImpl::SetPrivacyMode(bool isPrivacyMode)
diff --git a/wm/test/systemtest/BUILD.gn b/wm/test/systemtest/BUILD.gn
index 4f148ba3..330840ce 100644
--- a/wm/test/systemtest/BUILD.gn
+++ b/wm/test/systemtest/BUILD.gn
@@ -28,6 +28,7 @@ group("systemtest") {
     ":wm_window_layout_test",
     ":wm_window_move_drag_test",
     ":wm_window_multi_ability_test",
+    ":wm_window_occupied_area_change_test",
     ":wm_window_rotation_test",
     ":wm_window_split_immersive_test",
     ":wm_window_split_test",
@@ -190,6 +191,17 @@ ohos_systemtest("wm_window_rotation_test") {
 
 ## SystemTest wm_window_rotation_test }}}
 
+## SystemTest wm_window_occupied_area_change_test {{{
+ohos_systemtest("wm_window_occupied_area_change_test") {
+  module_out_path = module_out_path
+
+  sources = [ "window_occupied_area_change_test.cpp" ]
+
+  deps = [ ":wm_systemtest_common" ]
+}
+
+## SystemTest wm_window_occupied_area_change_test }}}
+
 ## Build wm_systemtest_common.a {{{
 config("wm_systemtest_common_public_config") {
   include_dirs = [
diff --git a/wm/test/systemtest/window_focus_test.cpp b/wm/test/systemtest/window_focus_test.cpp
index e0a3df49..29b86105 100644
--- a/wm/test/systemtest/window_focus_test.cpp
+++ b/wm/test/systemtest/window_focus_test.cpp
@@ -124,19 +124,22 @@ namespace {
  */
 HWTEST_F(WindowFocusTest, FocusChangedTest01, Function | MediumTest | Level3)
 {
-    fullScreenAppInfo_.name = "window1";
+    fullScreenAppInfo_.name = "FocusChangedTest01_1";
     fullScreenAppInfo_.focusable_ = false;
     const sptr<Window>& window1 = utils::CreateTestWindow(fullScreenAppInfo_);
+    ASSERT_NE(nullptr, window1);
 
-    floatAppInfo_.name = "window2";
+    floatAppInfo_.name = "FocusChangedTest01_2";
     floatAppInfo_.rect = { 10, 200, 300, 400 };
     const sptr<Window>& window2 = utils::CreateTestWindow(floatAppInfo_);
+    ASSERT_NE(nullptr, window2);
 
-    floatAppInfo_.name = "window3";
+    floatAppInfo_.name = "FocusChangedTest01_3";
     floatAppInfo_.rect = { 250, 150, 300, 500 };
     const sptr<Window>& window3 = utils::CreateTestWindow(floatAppInfo_);
+    ASSERT_NE(nullptr, window3);
 
-    subAppInfo_.name = "subWindow";
+    subAppInfo_.name = "FocusChangedTest01_4";
     subAppInfo_.rect = { 400, 200, 100, 100 };
     subAppInfo_.parentName = window3->GetWindowName();
     const sptr<Window>& subWindow = utils::CreateTestWindow(subAppInfo_);
@@ -176,15 +179,17 @@ HWTEST_F(WindowFocusTest, FocusChangedTest01, Function | MediumTest | Level3)
  */
 HWTEST_F(WindowFocusTest, FocusChangedTest02, Function | MediumTest | Level3)
 {
-    floatAppInfo_.name = "mainWindow";
+    floatAppInfo_.name = "FocusChangedTest02_1";
     floatAppInfo_.rect = { 10, 200, 300, 400 };
     const sptr<Window>& mainWindow = utils::CreateTestWindow(floatAppInfo_);
+    ASSERT_NE(nullptr, mainWindow);
     ASSERT_EQ(WMError::WM_OK, mainWindow->Show());
 
-    subAppInfo_.name = "subWindow";
+    subAppInfo_.name = "FocusChangedTest02_2";
     subAppInfo_.rect = { 400, 200, 100, 100 };
     subAppInfo_.parentName = mainWindow->GetWindowName();
     const sptr<Window>& subWindow = utils::CreateTestWindow(subAppInfo_);
+    ASSERT_NE(nullptr, subWindow);
     ASSERT_EQ(WMError::WM_OK, subWindow->Show());
     usleep(WAIT_ASYNC_US);
     ASSERT_EQ(subWindow->GetWindowId(), testFocusChangedListener_->focusedWindow_);
@@ -205,20 +210,23 @@ HWTEST_F(WindowFocusTest, FocusChangedTest02, Function | MediumTest | Level3)
  */
 HWTEST_F(WindowFocusTest, FocusChangedTest03, Function | MediumTest | Level3)
 {
-    floatAppInfo_.name = "mainWindow1";
+    floatAppInfo_.name = "FocusChangedTest03_1";
     floatAppInfo_.rect = { 10, 200, 300, 400 };
     const sptr<Window>& mainWindow1 = utils::CreateTestWindow(floatAppInfo_);
+    ASSERT_NE(nullptr, mainWindow1);
     ASSERT_EQ(WMError::WM_OK, mainWindow1->Show());
 
-    subAppInfo_.name = "aboveSubWindow";
+    subAppInfo_.name = "FocusChangedTest03_2";
     subAppInfo_.rect = { 400, 200, 100, 100 };
     subAppInfo_.parentName = mainWindow1->GetWindowName();
     const sptr<Window>& aboveSubWindow = utils::CreateTestWindow(subAppInfo_);
+    ASSERT_NE(nullptr, aboveSubWindow);
     ASSERT_EQ(WMError::WM_OK, aboveSubWindow->Show());
 
-    floatAppInfo_.name = "mainWindow2";
+    floatAppInfo_.name = "FocusChangedTest03_3";
     floatAppInfo_.rect = { 200, 200, 100, 100 };
     const sptr<Window>& mainWindow2 = utils::CreateTestWindow(floatAppInfo_);
+    ASSERT_NE(nullptr, mainWindow2);
     ASSERT_EQ(WMError::WM_OK, mainWindow2->Show());
     usleep(WAIT_ASYNC_US);
     ASSERT_EQ(mainWindow2->GetWindowId(), testFocusChangedListener_->focusedWindow_);
@@ -241,21 +249,24 @@ HWTEST_F(WindowFocusTest, FocusChangedTest03, Function | MediumTest | Level3)
  */
 HWTEST_F(WindowFocusTest, FocusChangedTest04, Function | MediumTest | Level3)
 {
-    floatAppInfo_.name = "mainWindow1";
+    floatAppInfo_.name = "FocusChangedTest04_1";
     floatAppInfo_.rect = { 10, 200, 300, 400 };
     const sptr<Window>& mainWindow1 = utils::CreateTestWindow(floatAppInfo_);
+    ASSERT_NE(nullptr, mainWindow1);
     ASSERT_EQ(WMError::WM_OK, mainWindow1->Show());
 
-    subAppInfo_.name = "belowSubWindow";
+    subAppInfo_.name = "FocusChangedTest04_2";
     subAppInfo_.rect = { 400, 200, 100, 100 };
     subAppInfo_.parentName = mainWindow1->GetWindowName();
     subAppInfo_.type = WindowType::WINDOW_TYPE_MEDIA;
     const sptr<Window>& belowSubWindow = utils::CreateTestWindow(subAppInfo_);
+    ASSERT_NE(nullptr, belowSubWindow);
     ASSERT_EQ(WMError::WM_OK, belowSubWindow->Show());
 
-    floatAppInfo_.name = "mainWindow2";
+    floatAppInfo_.name = "FocusChangedTest04_3";
     floatAppInfo_.rect = { 200, 200, 100, 100 };
     const sptr<Window>& mainWindow2 = utils::CreateTestWindow(floatAppInfo_);
+    ASSERT_NE(nullptr, mainWindow2);
     ASSERT_EQ(WMError::WM_OK, mainWindow2->Show());
     usleep(WAIT_ASYNC_US);
     ASSERT_EQ(mainWindow2->GetWindowId(), testFocusChangedListener_->focusedWindow_);
@@ -278,21 +289,24 @@ HWTEST_F(WindowFocusTest, FocusChangedTest04, Function | MediumTest | Level3)
  */
 HWTEST_F(WindowFocusTest, FocusChangedTest05, Function | MediumTest | Level3)
 {
-    floatAppInfo_.name = "mainWindow1";
+    floatAppInfo_.name = "FocusChangedTest05_1";
     floatAppInfo_.rect = { 10, 200, 300, 400 };
     const sptr<Window>& mainWindow1 = utils::CreateTestWindow(floatAppInfo_);
+    ASSERT_NE(nullptr, mainWindow1);
     ASSERT_EQ(WMError::WM_OK, mainWindow1->Show());
 
-    floatAppInfo_.name = "mainWindow2";
+    floatAppInfo_.name = "FocusChangedTest05_2";
     floatAppInfo_.rect = { 200, 200, 100, 100 };
     const sptr<Window>& mainWindow2 = utils::CreateTestWindow(floatAppInfo_);
+    ASSERT_NE(nullptr, mainWindow2);
     ASSERT_EQ(WMError::WM_OK, mainWindow2->Show());
 
-    subAppInfo_.name = "belowSubWindow";
+    subAppInfo_.name = "FocusChangedTest05_3";
     subAppInfo_.rect = { 400, 200, 100, 100 };
     subAppInfo_.parentName = mainWindow2->GetWindowName();
     subAppInfo_.type = WindowType::WINDOW_TYPE_MEDIA;
     const sptr<Window>& belowSubWindow = utils::CreateTestWindow(subAppInfo_);
+    ASSERT_NE(nullptr, belowSubWindow);
     ASSERT_EQ(WMError::WM_OK, belowSubWindow->Show());
     usleep(WAIT_ASYNC_US);
     ASSERT_EQ(belowSubWindow->GetWindowId(), testFocusChangedListener_->focusedWindow_);
@@ -324,23 +338,26 @@ HWTEST_F(WindowFocusTest, FocusChangedTest05, Function | MediumTest | Level3)
 */
 HWTEST_F(WindowFocusTest, FocusChangedTest06, Function | MediumTest | Level3)
 {
-    floatAppInfo_.name = "mainWindow";
+    floatAppInfo_.name = "FocusChangedTest06_1";
     floatAppInfo_.rect = { 10, 200, 300, 400 };
     const sptr<Window>& mainWindow = utils::CreateTestWindow(floatAppInfo_);
+    ASSERT_NE(nullptr, mainWindow);
     ASSERT_EQ(WMError::WM_OK, mainWindow->Show());
 
-    subAppInfo_.name = "belowSubWindow";
+    subAppInfo_.name = "FocusChangedTest06_2";
     subAppInfo_.rect = { 100, 200, 100, 100 };
     subAppInfo_.parentName = mainWindow->GetWindowName();
     subAppInfo_.type = WindowType::WINDOW_TYPE_MEDIA;
     const sptr<Window>& belowSubWindow = utils::CreateTestWindow(subAppInfo_);
+    ASSERT_NE(nullptr, belowSubWindow);
     ASSERT_EQ(WMError::WM_OK, belowSubWindow->Show());
 
-    subAppInfo_.name = "aboveSubWindow";
+    subAppInfo_.name = "FocusChangedTest06_3";
     subAppInfo_.rect = { 400, 200, 100, 100 };
     subAppInfo_.parentName = mainWindow->GetWindowName();
     subAppInfo_.type = WindowType::WINDOW_TYPE_APP_SUB_WINDOW;
     const sptr<Window>& aboveSubWindow = utils::CreateTestWindow(subAppInfo_);
+    ASSERT_NE(nullptr, aboveSubWindow);
     ASSERT_EQ(WMError::WM_OK, aboveSubWindow->Show());
     usleep(WAIT_ASYNC_US);
     ASSERT_EQ(aboveSubWindow->GetWindowId(), testFocusChangedListener_->focusedWindow_);
@@ -349,10 +366,6 @@ HWTEST_F(WindowFocusTest, FocusChangedTest06, Function | MediumTest | Level3)
     // Await 100ms and get callback result in listener.
     usleep(WAIT_ASYNC_US);
     ASSERT_EQ(aboveSubWindow->GetWindowId(), testFocusChangedListener_->focusedWindow_);
-
-    mainWindow->Destroy();
-    belowSubWindow->Destroy();
-    aboveSubWindow->Destroy();
 }
 
 /**
@@ -362,38 +375,44 @@ HWTEST_F(WindowFocusTest, FocusChangedTest06, Function | MediumTest | Level3)
 */
 HWTEST_F(WindowFocusTest, FocusChangedTest07, Function | MediumTest | Level3)
 {
-    floatAppInfo_.name = "mainWindow1";
+    floatAppInfo_.name = "FocusChangedTest07_1";
     floatAppInfo_.rect = { 10, 200, 300, 400 };
     const sptr<Window>& mainWindow1 = utils::CreateTestWindow(floatAppInfo_);
+    ASSERT_NE(nullptr, mainWindow1);
     ASSERT_EQ(WMError::WM_OK, mainWindow1->Show());
 
-    floatAppInfo_.name = "mainWindow2";
+    floatAppInfo_.name = "FocusChangedTest07_2";
     floatAppInfo_.rect = { 250, 150, 300, 500 };
     const sptr<Window>& mainWindow2 = utils::CreateTestWindow(floatAppInfo_);
+    ASSERT_NE(nullptr, mainWindow2);
     ASSERT_EQ(WMError::WM_OK, mainWindow2->Show());
 
-    floatAppInfo_.name = "mainWindow3";
+    floatAppInfo_.name = "FocusChangedTest07_3";
     floatAppInfo_.rect = { 300, 400, 10, 400 };
     const sptr<Window>& mainWindow3 = utils::CreateTestWindow(floatAppInfo_);
+    ASSERT_NE(nullptr, mainWindow3);
     ASSERT_EQ(WMError::WM_OK, mainWindow3->Show());
 
-    subAppInfo_.name = "belowSubWindow1";
+    subAppInfo_.name = "FocusChangedTest07_4";
     subAppInfo_.rect = { 20, 100, 100, 100 };
     subAppInfo_.parentName = mainWindow1->GetWindowName();
     subAppInfo_.type = WindowType::WINDOW_TYPE_MEDIA;
     const sptr<Window>& belowSubWindow1 = utils::CreateTestWindow(subAppInfo_);
+    ASSERT_NE(nullptr, belowSubWindow1);
 
-    subAppInfo_.name = "aboveSubWindow";
+    subAppInfo_.name = "FocusChangedTest07_5";
     subAppInfo_.rect = { 400, 200, 100, 100 };
     subAppInfo_.parentName = mainWindow2->GetWindowName();
     subAppInfo_.type = WindowType::WINDOW_TYPE_APP_SUB_WINDOW;
     const sptr<Window>& aboveSubWindow = utils::CreateTestWindow(subAppInfo_);
+    ASSERT_NE(nullptr, aboveSubWindow);
 
-    subAppInfo_.name = "belowSubWindow2";
+    subAppInfo_.name = "FocusChangedTest07_6";
     subAppInfo_.rect = { 310, 410, 100, 100 };
     subAppInfo_.parentName = mainWindow3->GetWindowName();
     subAppInfo_.type = WindowType::WINDOW_TYPE_MEDIA;
     const sptr<Window>& belowSubWindow2 = utils::CreateTestWindow(subAppInfo_);
+    ASSERT_NE(nullptr, belowSubWindow2);
 
     ASSERT_EQ(WMError::WM_OK, aboveSubWindow->Show());
     ASSERT_EQ(WMError::WM_OK, belowSubWindow2->Show());
@@ -427,21 +446,24 @@ HWTEST_F(WindowFocusTest, FocusChangedTest07, Function | MediumTest | Level3)
 */
 HWTEST_F(WindowFocusTest, FocusChangedTest08, Function | MediumTest | Level3)
 {
-    floatAppInfo_.name = "mainWindow1";
+    floatAppInfo_.name = "FocusChangedTest08_1";
     floatAppInfo_.rect = { 10, 200, 300, 400 };
     const sptr<Window>& mainWindow1 = utils::CreateTestWindow(floatAppInfo_);
+    ASSERT_NE(nullptr, mainWindow1);
     ASSERT_EQ(WMError::WM_OK, mainWindow1->Show());
 
-    floatAppInfo_.name = "mainWindow2";
+    floatAppInfo_.name = "FocusChangedTest08_2";
     floatAppInfo_.rect = { 250, 150, 300, 500 };
     const sptr<Window>& mainWindow2 = utils::CreateTestWindow(floatAppInfo_);
+    ASSERT_NE(nullptr, mainWindow2);
     ASSERT_EQ(WMError::WM_OK, mainWindow2->Show());
 
-    subAppInfo_.name = "belowSubWindow";
+    subAppInfo_.name = "FocusChangedTest08_3";
     subAppInfo_.rect = { 20, 100, 100, 100 };
     subAppInfo_.parentName = mainWindow1->GetWindowName();
     subAppInfo_.type = WindowType::WINDOW_TYPE_MEDIA;
     const sptr<Window>& belowSubWindow = utils::CreateTestWindow(subAppInfo_);
+    ASSERT_NE(nullptr, belowSubWindow);
     ASSERT_EQ(WMError::WM_OK, belowSubWindow->Show());
     usleep(WAIT_ASYNC_US);
     ASSERT_EQ(belowSubWindow->GetWindowId(), testFocusChangedListener_->focusedWindow_);
diff --git a/wm/test/systemtest/window_occupied_area_change_test.cpp b/wm/test/systemtest/window_occupied_area_change_test.cpp
new file mode 100644
index 00000000..eba7b5c4
--- /dev/null
+++ b/wm/test/systemtest/window_occupied_area_change_test.cpp
@@ -0,0 +1,186 @@
+/*
+ * Copyright (c) 2021-2022 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.
+ */
+
+// gtest
+#include <gtest/gtest.h>
+#include "wm_common.h"
+#include "window_test_utils.h"
+using namespace testing;
+using namespace testing::ext;
+
+namespace OHOS {
+namespace Rosen {
+namespace {
+    constexpr HiviewDFX::HiLogLabel LABEL = {LOG_CORE, HILOG_DOMAIN_WINDOW, "WindowOccupiedAreaChangeTest"};
+}
+
+using utils = WindowTestUtils;
+const int WAIT_ASYNC_US = 100000;  // 100000us
+
+class TestOccupiedAreaChangeListener : public IOccupiedAreaChangeListener {
+public:
+    OccupiedAreaType type_ = OccupiedAreaType::TYPE_INPUT;
+    Rect rect_ = { 0, 0, 0, 0 };
+    void OnSizeChange(const sptr<OccupiedAreaChangeInfo>& info) override;
+};
+
+class WindowOccupiedAreaChangeTest : public testing::Test {
+public:
+    static void SetUpTestCase();
+    static void TearDownTestCase();
+    virtual void SetUp() override;
+    virtual void TearDown() override;
+    static sptr<TestOccupiedAreaChangeListener> testOccupiedAreaChangeListener_;
+    utils::TestWindowInfo fullScreenAppInfo_;
+    utils::TestWindowInfo imeAppInfo_;
+};
+
+sptr<TestOccupiedAreaChangeListener> WindowOccupiedAreaChangeTest::testOccupiedAreaChangeListener_ =
+    new TestOccupiedAreaChangeListener();
+
+void TestOccupiedAreaChangeListener::OnSizeChange(const sptr<OccupiedAreaChangeInfo>& info)
+{
+    WLOGFI("OccupiedAreaChangeInfo: [%{public}u, {%{public}u, %{public}u}]",
+        info->type_, info->rect_.width_, info->rect_.height_);
+    type_ = info->type_;
+    rect_ = info->rect_;
+}
+
+void WindowOccupiedAreaChangeTest::SetUpTestCase()
+{
+    auto display = DisplayManager::GetInstance().GetDisplayById(0);
+    ASSERT_TRUE((display != nullptr));
+    WLOGFI("GetDefaultDisplay: id %{public}" PRIu64", w %{public}d, h %{public}d, fps %{public}u",
+        display->GetId(), display->GetWidth(), display->GetHeight(), display->GetRefreshRate());
+    Rect displayRect = {0, 0, display->GetWidth(), display->GetHeight()};
+    utils::InitByDisplayRect(displayRect);
+}
+
+void WindowOccupiedAreaChangeTest::TearDownTestCase()
+{
+}
+
+void WindowOccupiedAreaChangeTest::SetUp()
+{
+    fullScreenAppInfo_ = {
+            .name = "FullWindow",
+            .rect = utils::customAppRect_,
+            .type = WindowType::WINDOW_TYPE_APP_MAIN_WINDOW,
+            .mode = WindowMode::WINDOW_MODE_FULLSCREEN,
+            .needAvoid = false,
+            .parentLimit = false,
+            .parentName = "",
+    };
+    imeAppInfo_ = {
+            .name = "ImeWindow",
+            .rect = utils::customAppRect_,
+            .type = WindowType::WINDOW_TYPE_INPUT_METHOD_FLOAT,
+            .mode = WindowMode::WINDOW_MODE_FLOATING,
+    };
+}
+
+void WindowOccupiedAreaChangeTest::TearDown()
+{
+}
+
+namespace {
+/**
+ * @tc.name: KeyboardHeightChangeTest01
+ * @tc.desc: test get keyboard height when WINDOW_TYPE_INPUT_METHOD_FLOAT show
+ * @tc.type: FUNC
+ */
+HWTEST_F(WindowOccupiedAreaChangeTest, KeyboardHeightChangeTest01, Function | MediumTest | Level3)
+{
+    fullScreenAppInfo_.name = "KeyboardHeightChangeTest01";
+    const sptr<Window>& window1 = utils::CreateTestWindow(fullScreenAppInfo_);
+    ASSERT_NE(nullptr, window1);
+    window1->RegisterOccupiedAreaChangeListener(testOccupiedAreaChangeListener_);
+
+    imeAppInfo_.name = "imeWindow1";
+    imeAppInfo_.rect = { 10, 200, 300, 400 };
+    const sptr<Window>& window2 = utils::CreateTestWindow(imeAppInfo_);
+    ASSERT_NE(nullptr, window2);
+
+    ASSERT_EQ(WMError::WM_OK, window1->Show());
+    ASSERT_EQ(WMError::WM_OK, window2->SetCallingWindow(window1->GetWindowId()));
+    ASSERT_EQ(WMError::WM_OK, window2->Show());
+    // Await 100ms and get callback result in listener.
+    usleep(WAIT_ASYNC_US);
+    ASSERT_EQ(testOccupiedAreaChangeListener_->rect_.posX_, window2->GetRect().posX_);
+    ASSERT_EQ(testOccupiedAreaChangeListener_->rect_.posY_, window2->GetRect().posY_);
+    ASSERT_EQ(testOccupiedAreaChangeListener_->rect_.width_, window2->GetRect().width_);
+    ASSERT_EQ(testOccupiedAreaChangeListener_->rect_.height_, window2->GetRect().height_);
+}
+
+/**
+ * @tc.name: KeyboardHeightChangeTest02
+ * @tc.desc: test get keyboard height when WINDOW_TYPE_INPUT_METHOD_FLOAT hide
+ * @tc.type: FUNC
+ */
+HWTEST_F(WindowOccupiedAreaChangeTest, KeyboardHeightChangeTest02, Function | MediumTest | Level3)
+{
+    fullScreenAppInfo_.name = "KeyboardHeightChangeTest02";
+    const sptr<Window>& window1 = utils::CreateTestWindow(fullScreenAppInfo_);
+    ASSERT_NE(nullptr, window1);
+    window1->RegisterOccupiedAreaChangeListener(testOccupiedAreaChangeListener_);
+
+    imeAppInfo_.name = "imeWindow2";
+    imeAppInfo_.rect = { 10, 200, 300, 400 };
+    const sptr<Window>& window2 = utils::CreateTestWindow(imeAppInfo_);
+    ASSERT_NE(nullptr, window2);
+
+    ASSERT_EQ(WMError::WM_OK, window1->Show());
+    ASSERT_EQ(WMError::WM_OK, window2->SetCallingWindow(window1->GetWindowId()));
+    ASSERT_EQ(WMError::WM_OK, window2->Show());
+    ASSERT_EQ(WMError::WM_OK, window2->Hide());
+    // Await 100ms and get callback result in listener.
+    usleep(WAIT_ASYNC_US);
+    ASSERT_EQ(testOccupiedAreaChangeListener_->rect_.posX_, 0);
+    ASSERT_EQ(testOccupiedAreaChangeListener_->rect_.posY_, 0);
+    ASSERT_EQ(testOccupiedAreaChangeListener_->rect_.width_, 0);
+    ASSERT_EQ(testOccupiedAreaChangeListener_->rect_.height_, 0);
+}
+
+/**
+ * @tc.name: KeyboardHeightChangeTest03
+ * @tc.desc: test get keyboard height when WINDOW_TYPE_INPUT_METHOD_FLOAT destroy
+ * @tc.type: FUNC
+ */
+HWTEST_F(WindowOccupiedAreaChangeTest, KeyboardHeightChangeTest03, Function | MediumTest | Level3)
+{
+    fullScreenAppInfo_.name = "KeyboardHeightChangeTest03";
+    const sptr<Window>& window1 = utils::CreateTestWindow(fullScreenAppInfo_);
+    ASSERT_NE(nullptr, window1);
+    window1->RegisterOccupiedAreaChangeListener(testOccupiedAreaChangeListener_);
+
+    imeAppInfo_.name = "imeWindow3";
+    imeAppInfo_.rect = { 10, 200, 300, 400 };
+    const sptr<Window>& window2 = utils::CreateTestWindow(imeAppInfo_);
+    ASSERT_NE(nullptr, window2);
+
+    ASSERT_EQ(WMError::WM_OK, window1->Show());
+    ASSERT_EQ(WMError::WM_OK, window2->SetCallingWindow(window1->GetWindowId()));
+    ASSERT_EQ(WMError::WM_OK, window2->Show());
+    ASSERT_EQ(WMError::WM_OK, window2->Destroy());
+    // Await 100ms and get callback result in listener.
+    usleep(WAIT_ASYNC_US);
+    ASSERT_EQ(testOccupiedAreaChangeListener_->rect_.posX_, 0);
+    ASSERT_EQ(testOccupiedAreaChangeListener_->rect_.posY_, 0);
+    ASSERT_EQ(testOccupiedAreaChangeListener_->rect_.width_, 0);
+    ASSERT_EQ(testOccupiedAreaChangeListener_->rect_.height_, 0);
+}
+}
+} // namespace Rosen
+} // namespace OHOS
diff --git a/wm/test/unittest/window_impl_test.cpp b/wm/test/unittest/window_impl_test.cpp
index a500a0bb..bc57c87e 100644
--- a/wm/test/unittest/window_impl_test.cpp
+++ b/wm/test/unittest/window_impl_test.cpp
@@ -803,6 +803,305 @@ HWTEST_F(WindowImplTest, StartMove03, Function | SmallTest | Level3)
     window->StartMove();
     ASSERT_FALSE(window->startMoveFlag_);
 }
+
+/**
+ * @tc.name: SetBackgroundColor01
+ * @tc.desc: test SetBackgroundColor withow uiContent
+ * @tc.type: FUNC
+ */
+HWTEST_F(WindowImplTest, SetBackgroundColor01, Function | SmallTest | Level3)
+{
+    sptr<WindowOption> option = new WindowOption();
+    option->SetWindowName("SetBackgroundColor01");
+    option->SetWindowType(WindowType::WINDOW_TYPE_APP_MAIN_WINDOW);
+    option->SetWindowMode(WindowMode::WINDOW_MODE_FULLSCREEN);
+    sptr<WindowImpl> window = new WindowImpl(option);
+    std::unique_ptr<Mocker> m = std::make_unique<Mocker>();
+
+    EXPECT_CALL(m->Mock(), CreateWindow(_, _, _, _, _)).Times(1).WillOnce(Return(WMError::WM_OK));
+    ASSERT_EQ(WMError::WM_OK, window->Create(""));
+    EXPECT_CALL(m->Mock(), AddWindow(_)).Times(1).WillOnce(Return(WMError::WM_OK));
+    window->Show();
+    ASSERT_FALSE(window->IsTransparent());
+    ASSERT_EQ(WMError::WM_ERROR_INVALID_PARAM, window->SetBackgroundColor("#000"));
+    ASSERT_FALSE(window->IsTransparent());
+    ASSERT_EQ(WMError::WM_ERROR_INVALID_OPERATION, window->SetBackgroundColor("#00FF00"));
+    ASSERT_EQ(WMError::WM_ERROR_INVALID_OPERATION, window->SetBackgroundColor("#FF00FF00"));
+}
+
+/**
+ * @tc.name: SetTurnScreenOn01
+ * @tc.desc: create window but not show, test SetTurnScreenOn
+ * @tc.type: FUNC
+ */
+HWTEST_F(WindowImplTest, SetTurnScreenOn01, Function | SmallTest | Level3)
+{
+    sptr<WindowOption> option = new WindowOption();
+    option->SetWindowName("WindowImplTest_SetTurnScreenOn01");
+    option->SetWindowType(WindowType::WINDOW_TYPE_APP_MAIN_WINDOW);
+    option->SetWindowMode(WindowMode::WINDOW_MODE_FULLSCREEN);
+    sptr<WindowImpl> window = new WindowImpl(option);
+    std::unique_ptr<Mocker> m = std::make_unique<Mocker>();
+
+    EXPECT_CALL(m->Mock(), CreateWindow(_, _, _, _, _)).Times(1).WillOnce(Return(WMError::WM_OK));
+    ASSERT_EQ(WMError::WM_OK, window->Create(""));
+    ASSERT_FALSE(window->IsTurnScreenOn());
+    ASSERT_EQ(WMError::WM_OK, window->SetTurnScreenOn(true));
+    ASSERT_TRUE(window->IsTurnScreenOn());
+    ASSERT_EQ(WMError::WM_OK, window->SetTurnScreenOn(false));
+    ASSERT_FALSE(window->IsTurnScreenOn());
+}
+
+
+/**
+ * @tc.name: SetTurnScreenOn02
+ * @tc.desc: create window with show, test SetTurnScreenOn
+ * @tc.type: FUNC
+ */
+HWTEST_F(WindowImplTest, SetTurnScreenOn02, Function | SmallTest | Level3)
+{
+    sptr<WindowOption> option = new WindowOption();
+    option->SetWindowName("WindowImplTest_SetTurnScreenOn02");
+    option->SetWindowType(WindowType::WINDOW_TYPE_APP_MAIN_WINDOW);
+    option->SetWindowMode(WindowMode::WINDOW_MODE_FULLSCREEN);
+    sptr<WindowImpl> window = new WindowImpl(option);
+    std::unique_ptr<Mocker> m = std::make_unique<Mocker>();
+
+    EXPECT_CALL(m->Mock(), CreateWindow(_, _, _, _, _)).Times(1).WillOnce(Return(WMError::WM_OK));
+    ASSERT_EQ(WMError::WM_OK, window->Create(""));
+    EXPECT_CALL(m->Mock(), AddWindow(_)).Times(1).WillOnce(Return(WMError::WM_OK));
+    ASSERT_EQ(WMError::WM_OK, window->Show());
+    ASSERT_FALSE(window->IsTurnScreenOn());
+    EXPECT_CALL(m->Mock(), UpdateProperty(_, _)).Times(2).WillOnce(Return(WMError::WM_OK))
+        .WillOnce(Return(WMError::WM_OK));
+    ASSERT_EQ(WMError::WM_OK, window->SetTurnScreenOn(true));
+    ASSERT_TRUE(window->IsTurnScreenOn());
+    ASSERT_EQ(WMError::WM_OK, window->SetTurnScreenOn(false));
+    ASSERT_FALSE(window->IsTurnScreenOn());
+}
+
+/**
+ * @tc.name: SetKeepScreenOn01
+ * @tc.desc: create window but not show, test SetKeepScreenOn
+ * @tc.type: FUNC
+ */
+HWTEST_F(WindowImplTest, SetKeepScreenOn01, Function | SmallTest | Level3)
+{
+    sptr<WindowOption> option = new WindowOption();
+    option->SetWindowName("WindowImplTest_SetKeepScreenOn01");
+    option->SetWindowType(WindowType::WINDOW_TYPE_APP_MAIN_WINDOW);
+    option->SetWindowMode(WindowMode::WINDOW_MODE_FULLSCREEN);
+    sptr<WindowImpl> window = new WindowImpl(option);
+    std::unique_ptr<Mocker> m = std::make_unique<Mocker>();
+
+    EXPECT_CALL(m->Mock(), CreateWindow(_, _, _, _, _)).Times(1).WillOnce(Return(WMError::WM_OK));
+    ASSERT_EQ(WMError::WM_OK, window->Create(""));
+    ASSERT_FALSE(window->IsKeepScreenOn());
+    ASSERT_EQ(WMError::WM_OK, window->SetKeepScreenOn(true));
+    ASSERT_TRUE(window->IsKeepScreenOn());
+    ASSERT_EQ(WMError::WM_OK, window->SetKeepScreenOn(false));
+    ASSERT_FALSE(window->IsKeepScreenOn());
+}
+
+/**
+ * @tc.name: SetKeepScreenOn02
+ * @tc.desc: create window with show, test SetKeepScreenOn
+ * @tc.type: FUNC
+ */
+HWTEST_F(WindowImplTest, SetKeepScreenOn02, Function | SmallTest | Level3)
+{
+    sptr<WindowOption> option = new WindowOption();
+    option->SetWindowName("WindowImplTest_SetKeepScreenOn02");
+    option->SetWindowType(WindowType::WINDOW_TYPE_APP_MAIN_WINDOW);
+    option->SetWindowMode(WindowMode::WINDOW_MODE_FULLSCREEN);
+    sptr<WindowImpl> window = new WindowImpl(option);
+    std::unique_ptr<Mocker> m = std::make_unique<Mocker>();
+
+    EXPECT_CALL(m->Mock(), CreateWindow(_, _, _, _, _)).Times(1).WillOnce(Return(WMError::WM_OK));
+    ASSERT_EQ(WMError::WM_OK, window->Create(""));
+    EXPECT_CALL(m->Mock(), AddWindow(_)).Times(1).WillOnce(Return(WMError::WM_OK));
+    ASSERT_EQ(WMError::WM_OK, window->Show());
+    ASSERT_FALSE(window->IsKeepScreenOn());
+    EXPECT_CALL(m->Mock(), UpdateProperty(_, _)).Times(2).WillOnce(Return(WMError::WM_OK))
+        .WillOnce(Return(WMError::WM_OK));;
+    ASSERT_EQ(WMError::WM_OK, window->SetKeepScreenOn(true));
+    ASSERT_TRUE(window->IsKeepScreenOn());
+    ASSERT_EQ(WMError::WM_OK, window->SetKeepScreenOn(false));
+    ASSERT_FALSE(window->IsKeepScreenOn());
+}
+
+/**
+ * @tc.name: SetBrightness01
+ * @tc.desc: test SetBrightness with invalid brightness
+ * @tc.type: FUNC
+ */
+HWTEST_F(WindowImplTest, SetBrightness01, Function | SmallTest | Level3)
+{
+    sptr<WindowOption> option = new WindowOption();
+    option->SetWindowName("WindowImplTest_SetBrightness01");
+    option->SetWindowType(WindowType::WINDOW_TYPE_APP_MAIN_WINDOW);
+    option->SetWindowMode(WindowMode::WINDOW_MODE_FULLSCREEN);
+    sptr<WindowImpl> window = new WindowImpl(option);
+    std::unique_ptr<Mocker> m = std::make_unique<Mocker>();
+
+    EXPECT_CALL(m->Mock(), CreateWindow(_, _, _, _, _)).Times(1).WillOnce(Return(WMError::WM_OK));
+    ASSERT_EQ(WMError::WM_OK, window->Create(""));
+    EXPECT_CALL(m->Mock(), AddWindow(_)).Times(1).WillOnce(Return(WMError::WM_OK));
+    ASSERT_EQ(WMError::WM_OK, window->Show());
+    ASSERT_EQ(UNDEFINED_BRIGHTNESS, window->GetBrightness());
+    ASSERT_EQ(WMError::WM_ERROR_INVALID_PARAM, window->SetBrightness(2.0f)); // 2.0f: brightness
+    ASSERT_EQ(UNDEFINED_BRIGHTNESS, window->GetBrightness());
+}
+
+/**
+ * @tc.name: SetBrightness02
+ * @tc.desc: test SetBrightness with valid brightness
+ * @tc.type: FUNC
+ */
+HWTEST_F(WindowImplTest, SetBrightness02, Function | SmallTest | Level3)
+{
+    sptr<WindowOption> option = new WindowOption();
+    option->SetWindowName("WindowImplTest_SetBrightness02");
+    option->SetWindowType(WindowType::WINDOW_TYPE_APP_MAIN_WINDOW);
+    option->SetWindowMode(WindowMode::WINDOW_MODE_FULLSCREEN);
+    sptr<WindowImpl> window = new WindowImpl(option);
+    std::unique_ptr<Mocker> m = std::make_unique<Mocker>();
+
+    EXPECT_CALL(m->Mock(), CreateWindow(_, _, _, _, _)).Times(1).WillOnce(Return(WMError::WM_OK));
+    ASSERT_EQ(WMError::WM_OK, window->Create(""));
+    EXPECT_CALL(m->Mock(), AddWindow(_)).Times(1).WillOnce(Return(WMError::WM_OK));
+    ASSERT_EQ(WMError::WM_OK, window->Show());
+    ASSERT_EQ(UNDEFINED_BRIGHTNESS, window->GetBrightness());
+    EXPECT_CALL(m->Mock(), UpdateProperty(_, _)).Times(2).WillOnce(Return(WMError::WM_OK))
+        .WillOnce(Return(WMError::WM_OK));
+    ASSERT_EQ(WMError::WM_OK, window->SetBrightness(MAXIMUM_BRIGHTNESS));
+    ASSERT_EQ(MAXIMUM_BRIGHTNESS, window->GetBrightness());
+    ASSERT_EQ(WMError::WM_OK, window->SetBrightness(MINIMUM_BRIGHTNESS));
+    ASSERT_EQ(MINIMUM_BRIGHTNESS, window->GetBrightness());
+}
+
+/**
+ * @tc.name: SetBrightness03
+ * @tc.desc: test SetBrightness with invalid type window
+ * @tc.type: FUNC
+ */
+HWTEST_F(WindowImplTest, SetBrightness03, Function | SmallTest | Level3)
+{
+    sptr<WindowOption> option = new WindowOption();
+    option->SetWindowName("WindowImplTest_SetBrightness03");
+    option->SetWindowType(WindowType::WINDOW_TYPE_STATUS_BAR);
+    option->SetWindowMode(WindowMode::WINDOW_MODE_FULLSCREEN);
+    sptr<WindowImpl> window = new WindowImpl(option);
+    std::unique_ptr<Mocker> m = std::make_unique<Mocker>();
+
+    EXPECT_CALL(m->Mock(), CreateWindow(_, _, _, _, _)).Times(1).WillOnce(Return(WMError::WM_OK));
+    ASSERT_EQ(WMError::WM_OK, window->Create(""));
+    EXPECT_CALL(m->Mock(), AddWindow(_)).Times(1).WillOnce(Return(WMError::WM_OK));
+    ASSERT_EQ(WMError::WM_OK, window->Show());
+    ASSERT_EQ(UNDEFINED_BRIGHTNESS, window->GetBrightness());
+    ASSERT_EQ(WMError::WM_ERROR_INVALID_TYPE, window->SetBrightness(MAXIMUM_BRIGHTNESS));
+    ASSERT_EQ(UNDEFINED_BRIGHTNESS, window->GetBrightness());
+}
+
+/**
+ * @tc.name: SetFocusable01
+ * @tc.desc: create window but not show, test SetFocusable
+ * @tc.type: FUNC
+ */
+HWTEST_F(WindowImplTest, SetFocusable01, Function | SmallTest | Level3)
+{
+    sptr<WindowOption> option = new WindowOption();
+    option->SetWindowName("WindowImplTest_SetFocusable01");
+    option->SetWindowType(WindowType::WINDOW_TYPE_APP_MAIN_WINDOW);
+    option->SetWindowMode(WindowMode::WINDOW_MODE_FULLSCREEN);
+    sptr<WindowImpl> window = new WindowImpl(option);
+    std::unique_ptr<Mocker> m = std::make_unique<Mocker>();
+
+    EXPECT_CALL(m->Mock(), CreateWindow(_, _, _, _, _)).Times(1).WillOnce(Return(WMError::WM_OK));
+    ASSERT_EQ(WMError::WM_OK, window->Create(""));
+    ASSERT_TRUE(window->GetFocusable());
+    ASSERT_EQ(WMError::WM_OK, window->SetFocusable(false));
+    ASSERT_FALSE(window->GetFocusable());
+    ASSERT_EQ(WMError::WM_OK, window->SetFocusable(true));
+    ASSERT_TRUE(window->GetFocusable());
+}
+
+/**
+ * @tc.name: SetFocusable02
+ * @tc.desc: create window with show, test SetFocusable
+ * @tc.type: FUNC
+ */
+HWTEST_F(WindowImplTest, SetFocusable02, Function | SmallTest | Level3)
+{
+    sptr<WindowOption> option = new WindowOption();
+    option->SetWindowName("WindowImplTest_SetFocusable02");
+    option->SetWindowType(WindowType::WINDOW_TYPE_APP_MAIN_WINDOW);
+    option->SetWindowMode(WindowMode::WINDOW_MODE_FULLSCREEN);
+    sptr<WindowImpl> window = new WindowImpl(option);
+    std::unique_ptr<Mocker> m = std::make_unique<Mocker>();
+
+    EXPECT_CALL(m->Mock(), CreateWindow(_, _, _, _, _)).Times(1).WillOnce(Return(WMError::WM_OK));
+    ASSERT_EQ(WMError::WM_OK, window->Create(""));
+    EXPECT_CALL(m->Mock(), AddWindow(_)).Times(1).WillOnce(Return(WMError::WM_OK));
+    ASSERT_EQ(WMError::WM_OK, window->Show());
+    ASSERT_TRUE(window->GetFocusable());
+    EXPECT_CALL(m->Mock(), UpdateProperty(_, _)).Times(2).WillOnce(Return(WMError::WM_OK))
+        .WillOnce(Return(WMError::WM_OK));
+    ASSERT_EQ(WMError::WM_OK, window->SetFocusable(false));
+    ASSERT_FALSE(window->GetFocusable());
+    ASSERT_EQ(WMError::WM_OK, window->SetFocusable(true));
+    ASSERT_TRUE(window->GetFocusable());
+}
+
+/**
+ * @tc.name: SetTouchable01
+ * @tc.desc: create window but not show, test SetTouchable
+ * @tc.type: FUNC
+ */
+HWTEST_F(WindowImplTest, SetTouchable01, Function | SmallTest | Level3)
+{
+    sptr<WindowOption> option = new WindowOption();
+    option->SetWindowName("WindowImplTest_SetTouchable01");
+    option->SetWindowType(WindowType::WINDOW_TYPE_APP_MAIN_WINDOW);
+    option->SetWindowMode(WindowMode::WINDOW_MODE_FULLSCREEN);
+    sptr<WindowImpl> window = new WindowImpl(option);
+    std::unique_ptr<Mocker> m = std::make_unique<Mocker>();
+
+    EXPECT_CALL(m->Mock(), CreateWindow(_, _, _, _, _)).Times(1).WillOnce(Return(WMError::WM_OK));
+    ASSERT_EQ(WMError::WM_OK, window->Create(""));
+    ASSERT_TRUE(window->GetTouchable());
+    ASSERT_EQ(WMError::WM_OK, window->SetTouchable(false));
+    ASSERT_FALSE(window->GetTouchable());
+    ASSERT_EQ(WMError::WM_OK, window->SetTouchable(true));
+    ASSERT_TRUE(window->GetTouchable());
+}
+
+/**
+ * @tc.name: SetTouchable02
+ * @tc.desc: create window with show, test SetTouchable
+ * @tc.type: FUNC
+ */
+HWTEST_F(WindowImplTest, SetTouchable02, Function | SmallTest | Level3)
+{
+    sptr<WindowOption> option = new WindowOption();
+    option->SetWindowName("WindowImplTest_SetTouchable02");
+    option->SetWindowType(WindowType::WINDOW_TYPE_APP_MAIN_WINDOW);
+    option->SetWindowMode(WindowMode::WINDOW_MODE_FULLSCREEN);
+    sptr<WindowImpl> window = new WindowImpl(option);
+    std::unique_ptr<Mocker> m = std::make_unique<Mocker>();
+
+    EXPECT_CALL(m->Mock(), CreateWindow(_, _, _, _, _)).Times(1).WillOnce(Return(WMError::WM_OK));
+    ASSERT_EQ(WMError::WM_OK, window->Create(""));
+    EXPECT_CALL(m->Mock(), AddWindow(_)).Times(1).WillOnce(Return(WMError::WM_OK));
+    ASSERT_EQ(WMError::WM_OK, window->Show());
+    ASSERT_TRUE(window->GetTouchable());
+    EXPECT_CALL(m->Mock(), UpdateProperty(_, _)).Times(2).WillOnce(Return(WMError::WM_OK))
+        .WillOnce(Return(WMError::WM_OK));
+    ASSERT_EQ(WMError::WM_OK, window->SetTouchable(false));
+    ASSERT_FALSE(window->GetTouchable());
+    ASSERT_EQ(WMError::WM_OK, window->SetTouchable(true));
+    ASSERT_TRUE(window->GetTouchable());
+}
 }
 } // namespace Rosen
 } // namespace OHOS
diff --git a/wmserver/src/window_controller.cpp b/wmserver/src/window_controller.cpp
index bbf897ba..c2abc5f7 100644
--- a/wmserver/src/window_controller.cpp
+++ b/wmserver/src/window_controller.cpp
@@ -72,7 +72,6 @@ WMError WindowController::AddWindowNode(sptr<WindowProperty>& property)
     windowRoot_->FocusFaultDetection();
     FlushWindowInfo(property->GetWindowId());
     HandleTurnScreenOn(node);
-    windowRoot_->HandleKeepScreenOn(node->GetWindowId(), node->IsKeepScreenOn());
 
     if (node->GetWindowType() == WindowType::WINDOW_TYPE_STATUS_BAR ||
         node->GetWindowType() == WindowType::WINDOW_TYPE_NAVIGATION_BAR) {
@@ -144,7 +143,6 @@ WMError WindowController::RemoveWindowNode(uint32_t windowId)
     }
     windowRoot_->FocusFaultDetection();
     FlushWindowInfo(windowId);
-    windowRoot_->HandleKeepScreenOn(windowId, false);
     return res;
 }
 
@@ -161,7 +159,6 @@ WMError WindowController::DestroyWindow(uint32_t windowId, bool onlySelf)
     }
     windowRoot_->FocusFaultDetection();
     FlushWindowInfoWithDisplayId(displayId);
-    windowRoot_->HandleKeepScreenOn(windowId, false);
     return res;
 }
 
diff --git a/wmserver/src/window_root.cpp b/wmserver/src/window_root.cpp
index f6633550..2691edda 100644
--- a/wmserver/src/window_root.cpp
+++ b/wmserver/src/window_root.cpp
@@ -229,6 +229,7 @@ WMError WindowRoot::AddWindowNode(uint32_t parentId, sptr<WindowNode>& node)
     if (res == WMError::WM_OK) {
         container->SetActiveWindow(node->GetWindowId(), false);
         NotifyKeyboardSizeChangeInfo(node, container, node->GetWindowRect());
+        HandleKeepScreenOn(node->GetWindowId(), node->IsKeepScreenOn());
     }
     WLOGFI("windowId:%{public}u, name:%{public}s, orientation:%{public}u, type:%{public}u, isMainWindow:%{public}d",
         node->GetWindowId(), node->GetWindowName().c_str(), static_cast<uint32_t>(node->GetRequestedOrientation()),
@@ -261,6 +262,7 @@ WMError WindowRoot::RemoveWindowNode(uint32_t windowId)
     if (res == WMError::WM_OK) {
         Rect rect = { 0, 0, 0, 0 };
         NotifyKeyboardSizeChangeInfo(node, container, rect);
+        HandleKeepScreenOn(windowId, false);
     }
     return res;
 }
@@ -393,6 +395,7 @@ WMError WindowRoot::DestroyWindow(uint32_t windowId, bool onlySelf)
         UpdateFocusWindowWithWindowRemoved(node, container);
         UpdateActiveWindowWithWindowRemoved(node, container);
         UpdateBrightnessWithWindowRemoved(windowId, container);
+        HandleKeepScreenOn(windowId, false);
         if (onlySelf) {
             for (auto& child : node->children_) {
                 child->parent_ = nullptr;