/**
* Sets up sequence for DeviceGroupsClient.GetDeviceGroupsAsync
* that will return groups with different etags
*/
private void SetupSequenceForDeviceGroupsClientMock()
{
this.deviceGroupsClientMock.SetupSequence(x => x.GetDeviceGroupsAsync())
.Returns(Task.FromResult(TestHelperFunctions.CreateDeviceGroupListApiModel("etag1", "group1")))
.Returns(Task.FromResult(TestHelperFunctions.CreateDeviceGroupListApiModel("etag2", "group1")))
.Returns(Task.FromResult(TestHelperFunctions.CreateDeviceGroupListApiModel("etag3", "group1")));
}
public void VerifyGetGroupToDeviceMappingRetriesOnException()
{
// Arrange
this.Setup4ExceptionSequenceDevicesClientMock();
// Act
Dictionary <string, IEnumerable <string> > mapping =
this.deviceGroupsClient.GetGroupToDevicesMappingAsync(TestHelperFunctions.CreateDeviceGroupListApiModel("etag", GROUP_ID)).Result;
// Assert
Assert.True(mapping.ContainsKey(GROUP_ID));
Assert.Equal(3, mapping[GROUP_ID].Count());
TestHelperFunctions.VerifyWarningsLogged(this.logMock, 4);
TestHelperFunctions.VerifyErrorsLogged(this.logMock, 0);
}
public void VerifyGetGroupToDeviceMappingEmptyList()
{
// Arrange
this.SetUpDevicesClientMockEmptyList();
// Act
Dictionary <string, IEnumerable <string> > mapping =
this.deviceGroupsClient.GetGroupToDevicesMappingAsync(TestHelperFunctions.CreateDeviceGroupListApiModel("etag", GROUP_ID)).Result;
// Assert
Assert.Empty(mapping.Keys);
TestHelperFunctions.VerifyWarningsLogged(this.logMock, 0);
TestHelperFunctions.VerifyErrorsLogged(this.logMock, 0);
}
// Set up device group client to return dummy device group list that will not change
private void SetupDeviceGroupsClientMock()
{
this.deviceGroupListApiModel = TestHelperFunctions.CreateDeviceGroupListApiModel("etag1", "groupid");
this.deviceGroupsClientMock.Setup(x => x.GetDeviceGroupsAsync()).Returns(Task.FromResult(this.deviceGroupListApiModel));
}
public void VerifyGetGroupToDeviceMappingFailsAfter5Retries()
{
// Arrange
this.SetupAllExceptionSequenceDevicesClientMock();
// Act
Exception ex = Assert.Throws <AggregateException>(() =>
this.deviceGroupsClient.GetGroupToDevicesMappingAsync(TestHelperFunctions.CreateDeviceGroupListApiModel("etag", GROUP_ID)).Wait());
// Assert
Assert.IsType <ExternalDependencyException>(ex.InnerException);
TestHelperFunctions.VerifyWarningsLogged(this.logMock, 5);
TestHelperFunctions.VerifyErrorsLogged(this.logMock, 1);
}