public void ConstructorResolutionBehavior_ChangedAfterFirstCallToGetInstance_Fails()
{
// Arrange
var expectedBehavior = new AlternativeConstructorResolutionBehavior();
var options = new ContainerOptions();
var container = new Container(options);
// Request a concrete instance that can be created by the container, even without any registrations.
container.GetInstance <ClassWithContainerAsDependency>();
try
{
// Act
options.ConstructorResolutionBehavior = expectedBehavior;
// Assert
Assert.Fail("Exception expected.");
}
catch (InvalidOperationException ex)
{
AssertThat.StringContains(
"ConstructorResolutionBehavior property cannot be changed after the first registration",
ex.Message);
}
}
public void ConstructorResolutionBehavior_ChangedAfterFirstRegistration_Fails()
{
// Arrange
var expectedBehavior = new AlternativeConstructorResolutionBehavior();
var options = new ContainerOptions();
var container = new Container(options);
container.RegisterSingle <object>("The first registration.");
try
{
// Act
options.ConstructorResolutionBehavior = expectedBehavior;
// Assert
Assert.Fail("Exception expected.");
}
catch (InvalidOperationException ex)
{
AssertThat.ExceptionMessageContains(
"ConstructorResolutionBehavior property cannot be changed after the first registration",
ex);
}
}
public void ConstructorResolutionBehavior_ChangedBeforeAnyRegistrations_ChangesThePropertyToTheSetInstance()
{
// Arrange
var expectedBehavior = new AlternativeConstructorResolutionBehavior();
var container = new Container();
// Act
container.Options.ConstructorResolutionBehavior = expectedBehavior;
// Assert
Assert.IsTrue(object.ReferenceEquals(expectedBehavior, container.Options.ConstructorResolutionBehavior),
"The set_ConstructorResolutionBehavior did not work.");
}
public void ConstructorResolutionBehavior_ChangedAfterFirstCallToGetInstance_Fails()
{
// Arrange
var expectedBehavior = new AlternativeConstructorResolutionBehavior();
var container = new Container();
// Request a concrete instance that can be created by the container, even without any registrations.
container.GetInstance <ClassWithContainerAsDependency>();
// Act
Action action = () => container.Options.ConstructorResolutionBehavior = expectedBehavior;
// Assert
AssertThat.ThrowsWithExceptionMessageContains <InvalidOperationException>(
"ConstructorResolutionBehavior property cannot be changed after the first registration",
action);
}
