public void CreateInstanceReturnsNullWhenTypeCannotBeFound()
{
Assert.Null(TestableTelemetryConfigurationFactory.CreateInstance(typeof(ITelemetryInitializer), "MissingType, MissingAssembly"));
}
public void LoadPropertiesReturnsNullWhenInstanceDoesNotHavePropertyWithSpecifiedName()
{
var definition = new XElement("Definition", new XElement("InvalidProperty", "AnyValue"));
Assert.DoesNotThrow(() => TestableTelemetryConfigurationFactory.LoadProperties(definition, new StubClassWithProperties(), null));
}
public void LoadInstanceReturnsNullWhenDefinitionElementDoesNotHaveTypeAttributeAndInstanceIsNotInitialized()
{
var elementWithoutType = new XElement("Add", new XElement("PropertyName"));
Assert.Null(TestableTelemetryConfigurationFactory.LoadInstance(elementWithoutType, typeof(IComparable), null, null));
}
public void LoadInstanceReturnsNullWhenDefinitionElementContainsInvalidContentAndNoTypeAttribute()
{
var definition = new XElement("InvalidElement", "InvalidText");
Assert.Null(TestableTelemetryConfigurationFactory.LoadInstance(definition, typeof(ITelemetryChannel), null, null));
}
public void CreateInstanceThrowsInvalidOperationExceptionWhenTypeNameIsInvalidToHelpDeveloperIdentifyAndFixTheProblem()
{
Assert.Null(TestableTelemetryConfigurationFactory.CreateInstance(typeof(ITelemetryInitializer), "Invalid Type Name"));
}
