From 3506752df1646bc15f5e210c2831c332c0caf909 Mon Sep 17 00:00:00 2001
From: peilixia <peilixia1@h-partners.com>
Date: Thu, 6 Apr 2023 17:25:06 +0800
Subject: [PATCH] Add testcase for observer

Issue:I6VIGH
Test:unittest
Signed-off-by: peilixia <peilixia1@h-partners.com>
---
 base/test/unittest/common/utils_observer_test.cpp | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/base/test/unittest/common/utils_observer_test.cpp b/base/test/unittest/common/utils_observer_test.cpp
index 67da746..e700ccd 100644
--- a/base/test/unittest/common/utils_observer_test.cpp
+++ b/base/test/unittest/common/utils_observer_test.cpp
@@ -39,6 +39,14 @@ public:
         NotifyObservers();
     }
 
+    void NoChangeNotify()
+    {
+        if (HasChanged() == false)
+        {
+            NotifyObservers();
+        }
+    }
+
     const set<string>& GetBooks() { return books_; }
 private:
     set<string> books_;
@@ -95,6 +103,7 @@ HWTEST_F(UtilsObserverTest, test_Observer, TestSize.Level0)
     shared_ptr<BookObserver> bookObserver1 = make_shared<BookObserver>();
     bookList.AddObserver(bookObserver1);
     bookList.AddObserver(bookObserver1);
+    bookList.NoChangeNotify();
     int ret = bookList.GetObserversCount();
     EXPECT_EQ(ret, 1);
 }
@@ -155,4 +164,4 @@ HWTEST_F(UtilsObserverTest, test_RemoveAllObserver, TestSize.Level0)
     EXPECT_EQ(bookList.GetObserversCount(), 0);
 }
 }  // namespace
-}  // namespace OHOS
+}  // namespace OHOS
\ No newline at end of file
-- 
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