public void For_SetupAsync_When_SyncPropertyValidatorForExpressionAlreadyExists_Then_ExceptionIsThrown()
{
// Arrange:
var rootAsyncValidator = new RootAsyncValidatorImplementation();
Expression <Func <RootValidatorsTestsCommon.TestClass, string> > expression = obj => obj.SomeProperty;
var propertyValidator = rootAsyncValidator.Setup(expression);
// Act & Assert:
var exception = Assert.Throws <InvalidOperationException>(() => rootAsyncValidator.SetupAsync(expression));
exception.Message.Should().Be("Member already has assigned synchronous validator");
}
public async Task For_Validate_When_RootValidatorHasSetUpSyncPropertyValidatorAndValidObjectIsPassed_Then_ValidationErrorsAreReturned()
{
// Arrange:
var rootAsyncValidator = new RootAsyncValidatorImplementation();
Expression <Func <RootValidatorsTestsCommon.TestClass, string> > expression = obj => obj.SomeProperty;
rootAsyncValidator.Setup(x => x.SomeProperty)
.AddRule(x => x != null, "cannot be null", "NOT_NULL");
var toValidate = (object)new RootValidatorsTestsCommon.TestClass
{
SomeProperty = null
};
// Act:
var validationErrors = await rootAsyncValidator.Validate(toValidate);
// Assert:
validationErrors.Count.Should().Be(1);
validationErrors[0].ErrorMessage.Should().Be("cannot be null");
validationErrors[0].ErrorCode.Should().Be("NOT_NULL");
validationErrors[0].PropertyPath.IsEmpty.Should().Be(false);
validationErrors[0].ProvidedValue.Should().Be(null);
}
For_Validate_When_RootValidatorHasSetUpBothSyncAndAsyncPropertyValidatorAndValidObjectIsPassed_Then_ValidationErrorsAreReturned()
{
// Arrange:
var rootAsyncValidator = new RootAsyncValidatorImplementation();
Expression <Func <RootValidatorsTestsCommon.TestClass, string> > expression = obj => obj.SomeProperty;
rootAsyncValidator.SetupAsync(x => x.SomeProperty)
.AddRule(async x =>
{
await Task.CompletedTask;
return(x != null);
}, "cannot be null", "NOT_NULL");
rootAsyncValidator.Setup(x => x.OtherProperty)
.AddRule(x => x == "x", "must be x", "MUST_BE_X");
var toValidate = (object)new RootValidatorsTestsCommon.TestClass
{
SomeProperty = null,
OtherProperty = "y"
};
// Act:
var validationErrors = await rootAsyncValidator.Validate(toValidate);
// Assert:
validationErrors.Count.Should().Be(2);
validationErrors[0].ErrorMessage.Should().Be("cannot be null");
validationErrors[0].ErrorCode.Should().Be("NOT_NULL");
validationErrors[0].PropertyPath.IsEmpty.Should().Be(false);
validationErrors[0].ProvidedValue.Should().Be(null);
validationErrors[1].ErrorMessage.Should().Be("must be x");
validationErrors[1].ErrorCode.Should().Be("MUST_BE_X");
validationErrors[1].PropertyPath.IsEmpty.Should().Be(false);
validationErrors[1].ProvidedValue.Should().Be("y");
}
