public void EnsuresTest03()
{
ConditionValidator <int> ensuresValidator = Condition.Ensures(3);
const string ValidCondition = "valid condition";
const string ValidAdditionalMessage = "valid additional message";
const ConstraintViolationType InvalidConstraintViolationType = (ConstraintViolationType)666;
const string AssertMessage = "EnsuresValidator.ThrowException should throw an " +
"ArgumentException when an invalid ConstraintViolationType is supplied.";
try
{
ensuresValidator.ThrowException(ValidCondition, ValidAdditionalMessage,
InvalidConstraintViolationType);
Assert.Fail(AssertMessage);
}
catch (Exception ex)
{
Assert.AreEqual(typeof(PostconditionException), ex.GetType(), AssertMessage);
Assert.IsTrue(ex.Message.Contains(ValidCondition),
"The exception message does not contain the condition.");
}
}
public static ConditionValidator <T> MyExtension <T>(
this ConditionValidator <T> validator, IEnumerable <T> collection)
{
if (collection == null || !collection.Contains(validator.Value))
{
validator.ThrowException(validator.ArgumentName + " should be in the supplied collection");
}
return(validator);
}
public void EnsuresTest03()
{
ConditionValidator <int> ensuresValidator = Condition.Ensures(3);
const string ValidCondition = "valid condition";
const string ValidAdditionalMessage = "valid additional message";
const ConstraintViolationType InvalidConstraintViolationType = (ConstraintViolationType)666;
const string AssertMessage = "EnsuresValidator.ThrowException should throw an " +
"ArgumentException when an invalid ConstraintViolationType is supplied.";
Action action = () => ensuresValidator.ThrowException(ValidCondition, ValidAdditionalMessage,
InvalidConstraintViolationType);
action.Should().Throw <PostconditionException>(AssertMessage).Which.Message.Should().Contain(ValidCondition, "The exception message does not contain the condition.");
}
public void RequiresTest03()
{
ConditionValidator <int> requiresValidator = Condition.Requires(3);
const string ValidCondition = "valid condition";
const string ValidAdditionalMessage = "valid additional message";
const ConstraintViolationType InvalidConstraintViolationType = (ConstraintViolationType)666;
const string AssertMessage = "RequiresValidator.ThrowException should throw an " +
"ArgumentException when an invalid ConstraintViolationType is supplied.";
try
{
requiresValidator.ThrowException(ValidCondition, ValidAdditionalMessage, InvalidConstraintViolationType);
Assert.True(false, AssertMessage);
}
catch (Exception ex)
{
ex.GetType().ShouldBe(typeof(ArgumentException));
ex.Message.ShouldContain(ValidCondition, "The exception message does not contain the condition.");
}
}