public void For_Setup_When_PropertyValidatorForExpressionAlreadyExists_Then_ItIsReturned()
{
// Arrange:
Expression <Func <RootValidatorsTestsCommon.TestClass, string> > expression = obj => obj.SomeProperty;
var validator = new RootValidatorBaseImplementation();
var propertyValidator = validator.Setup(expression);
// Act:
var result = validator.Setup(expression);
// Assert:
result.Should().Be(propertyValidator);
}
public void For_Setup_When_ExpressionIsNull_Then_ExceptionIsThrown()
{
// Arrange:
Expression <Func <RootValidatorsTestsCommon.TestClass, string> > expression = null;
var validator = new RootValidatorBaseImplementation();
// Act:
Assert.Throws <ArgumentNullException>(() => validator.Setup(expression));
}
public void For_Setup_When_ThereIsNoPropertyValidatorForExpression_Then_NewPropertyValidatorIsCreated()
{
// Arrange:
Expression <Func <RootValidatorsTestsCommon.TestClass, string> > expression = obj => obj.SomeProperty;
var validator = new RootValidatorBaseImplementation();
// Act:
var result = validator.Setup(expression);
// Assert:
validator.PropertyValidatorsAsReadonly.Keys.Count().Should().Be(1);
var propertyValidator = validator.PropertyValidatorsAsReadonly["SomeProperty"];
propertyValidator.Should().Be(result);
}