public void Validate_WhenAnyPropertyIsNull_ReturnsFalse()
{
var toValidate = new TestableObject();
var result = NullChecker.For(toValidate).Validate();
Assert.Null(toValidate.FullName);
Assert.False(result);
}
public void Ignore_IfExpressionIsNotOnObject_ThrowsArgumentException()
{
var toValidate = new TestableObject();
var checker = NullChecker.For(toValidate);
Assert.Throws <ArgumentException>(() =>
checker.Ignore(c => "hello world")
);
}
public void Validate_WhenNoPropertiesAreNull_ReturnsTrue()
{
var toValidate = new TestableObject()
{
FullName = "GreenShell"
};
var result = NullChecker.For(toValidate).Validate();
Assert.True(result);
}
public void Ignore_IfExpressionIsInvalidPropertyThrowsArgumentException()
{
var toValidate = new TestableObject();
var resultWithoutIgnore = NullChecker.For(toValidate).Validate();
var checker = NullChecker.For(toValidate);
Assert.Throws <ArgumentException>(() =>
checker.Ignore(c => new OtherTestableObject().InvalidProperty)
);
}
public void Ignore_IfExpressionIsMethodExecutedWithReturnType_ThrowsArgumentExceptionn()
{
var toValidate = new TestableObject();
var resultWithoutIgnore = NullChecker.For(toValidate).Validate();
var checker = NullChecker.For(toValidate);
Assert.Throws <ArgumentException>(() =>
checker.Ignore(c => c.MethodWithReturnType())
);
}
public void Ignore_WhenValidated_IfPropertyIsNull_DoesNotValidateIt()
{
var toValidate = new TestableObject();
var resultWithoutIgnore = NullChecker.For(toValidate).Validate();
var resultWithIgnore = NullChecker.For(toValidate)
.Ignore(c => c.FullName)
.Validate();
Assert.False(resultWithoutIgnore);
Assert.True(resultWithIgnore);
}
public void AllowValueTypeValidation_WhenValidated_IfValueObjectIsDefault_ReturnsFalse()
{
var withDefault = new TestableObject()
{
//DateOfBirth = Default,
Age = 99,
FullName = "GreenShell"
};
var withoutDefault = new TestableObject()
{
DateOfBirth = DateTime.Now,
Age = 99,
FullName = "GreenShell"
};
var resultWithDefaults = NullChecker.For(withDefault).AllowValueTypeValidation().Validate();
var resultWithoutDefaults = NullChecker.For(withoutDefault).AllowValueTypeValidation().Validate();
Assert.False(resultWithDefaults);
Assert.True(resultWithoutDefaults);
}
