f, err := os.Create(filepath.Join(dir, testLogs[i]))
		require.NoError(t, err)
		_, err = f.Write([]byte(testContent[i]))
		require.NoError(t, err)
		f.Close()
	}
	testContainers := []*critest.FakeContainer{
		{
			ContainerStatus: runtimeapi.ContainerStatus{
				Id:      "container-not-need-rotate",
				State:   runtimeapi.ContainerState_CONTAINER_RUNNING,
				LogPath: filepath.Join(dir, testLogs[0]),
			},