update timer_test.cpp

Author: PeizeLin

source/source_base/test/timer_test.cpp

@@ -41,6 +41,10 @@ class TimerTest : public testing::Test
 	std::ofstream ofs;
 	std::ifstream ifs;
 	int T_Elapse = 100; // microseconds = 0.1 milliseconds
+	void SetUp()
+	{
+		ModuleBase::timer::timer_pool.clear();
+	}
 	void TearDown()
 	{
 		remove("tmp");
@@ -94,7 +98,7 @@ TEST_F(TimerTest, write_to_json)
 
 	EXPECT_THAT(content,testing::HasSubstr("\"total\":"));
 	EXPECT_THAT(content,testing::HasSubstr("\"sub\":[{\"class_name\":\"wavefunc\",\"sub\":[{\"name\":\"evc\",\"cpu_second\":"));
-	EXPECT_THAT(content,testing::HasSubstr("\"calls\":2,\"cpu_second_per_call\":"));
+	EXPECT_THAT(content,testing::HasSubstr("\"calls\":1,\"cpu_second_per_call\":"));
 	EXPECT_THAT(content,testing::HasSubstr("\"cpu_second_per_total\":"));
 	EXPECT_THAT(content,testing::HasSubstr("}]}]}"));
 	ifs.close();
@@ -146,6 +150,8 @@ TEST_F(TimerTest, PrintAll)
 
 TEST_F(TimerTest, PrintUntilNow)
 {
+	ModuleBase::timer::start();
+	std::this_thread::sleep_for(std::chrono::microseconds(T_Elapse));
 	long double time = ModuleBase::timer::print_until_now();
 	EXPECT_TRUE(time>0.0);
 }