public void EvaluateShouldReturnSuccessForNonNullValue()
{
// arrange
var rule = new RequiredRule<object>();
var property = new Property<object>( "Object", new object() );
var expected = ValidationResult.Success;
// act
var actual = rule.Evaluate( property );
// assert
Assert.Equal( expected, actual );
}
public void EvaluateShouldReturnSuccessForEmptyString()
{
// arrange
var rule = new RequiredRule<string>() { AllowEmptyStrings = true };
var property = new Property<string>( "Text", "" );
var expected = ValidationResult.Success;
// act
var actual = rule.Evaluate( property );
// assert
Assert.Equal( expected, actual );
}
public void EvaluateShouldReturnExpectedResultForNullValue()
{
// arrange
var rule = new RequiredRule<object>();
var property = new Property<object>( "Object", null );
// act
var actual = rule.Evaluate( property );
// assert
Assert.Equal( "The Object field is required.", actual.ErrorMessage );
Assert.Equal( 1, actual.MemberNames.Count() );
Assert.Equal( "Object", actual.MemberNames.Single() );
}
public void EvaluateShouldReturnExpectedResultForNullOrEmptyString( string value )
{
// arrange
var rule = new RequiredRule<string>();
var property = new Property<string>( "Text", value );
// act
var actual = rule.Evaluate( property );
// assert
Assert.Equal( "The Text field is required.", actual.ErrorMessage );
Assert.Equal( 1, actual.MemberNames.Count() );
Assert.Equal( "Text", actual.MemberNames.Single() );
}
public void EvaluateShouldReturnResultWithCustomErrorMessageForString()
{
// arrange
var expected = "Invalid";
var rule = new RequiredRule<string>( expected );
var property = new Property<string>( "Text", null );
// act
var actual = rule.Evaluate( property );
// assert
Assert.Equal( expected, actual.ErrorMessage );
}