public void InvalidLengthShouldThrowTestTwo()
{
List <SomeDemoObject> inValues = new List <SomeDemoObject>()
{
new SomeDemoObject()
{
Integer = 1,
String = "a"
},
new SomeDemoObject()
{
Integer = 2,
String = "ab"
},
new SomeDemoObject()
{
Integer = 3,
String = "cb"
}
};
MaxLengthTestObject obj = new MaxLengthTestObject();
obj.InvalidLengthDefinedForList.AddRange(inValues);
ValidationContext ctx = new ValidationContext(obj);
ctx.MemberName = "InvalidLengthDefinedForList";
Action act = () => Validator.ValidateProperty(obj.InvalidLengthDefinedForList, ctx);
act.ShouldThrowExactly <InvalidOperationException>("MaxLength is a negative value.");
}
public void InvalidItemPropertyName()
{
List <SomeDemoObject> inValues = new List <SomeDemoObject>()
{
new SomeDemoObject()
{
Integer = 1,
String = "a"
},
new SomeDemoObject()
{
Integer = 2,
String = "ab"
},
new SomeDemoObject()
{
Integer = 3,
String = "cb"
}
};
MaxLengthTestObject obj = new MaxLengthTestObject();
obj.InvalidPropertyNameList.AddRange(inValues);
ValidationContext ctx = new ValidationContext(obj);
ctx.MemberName = "InvalidPropertyNameList";
Action act = () => Validator.ValidateProperty(obj.InvalidPropertyNameList, ctx);
act.ShouldThrowExactly <ValidationException>("Named property not found from item.");
}
public void NullItemPropertyValueShouldntMakeTheWholeListValid()
{
// COMMENT: if there is a null value in the list item property, currently makes the whole list values valid
List <SomeDemoObject> inValues = new List <SomeDemoObject>()
{
new SomeDemoObject()
{
Integer = 1,
String = "a"
},
new SomeDemoObject()
{
Integer = 2,
String = "ab"
},
new SomeDemoObject()
{
Integer = 3,
String = "cb"
},
new SomeDemoObject()
{
Integer = 3,
String = null // this makes whole list valid
},
new SomeDemoObject()
{
Integer = 4,
String = "too long string"
}
};
MaxLengthTestObject obj = new MaxLengthTestObject(inValues);
ValidationContext ctx = new ValidationContext(obj);
ctx.MemberName = "ValuesList";
Action act = () => Validator.ValidateProperty(obj.ValuesList, ctx);
act.ShouldThrowExactly <ValidationException>().WithMessage("Maximum length of property 'String' must be '2'.", "Null property value in a single item shouldn't make all list items valid.");
}
public void PublicIsValidAndProtectedIsValidShouldWorkTheSame()
{
// COMMENT: background, for example .Net framework MaxLengthAttribute is implemneted in public IsValid method
// out inherited attribute was implemented in protected IsValid so that means we have two different implementations that work differently
// public IsValid(object) and protected IsValid(object, validationContext) should result in same
// public isvalid validates string length or collection count, custom implementation validate list objects string length
ListPropertyMaxLengthAttribute attr = new ListPropertyMaxLengthAttribute(2, "String");
List <SomeDemoObject> inValues = new List <SomeDemoObject>()
{
new SomeDemoObject()
{
Integer = 1,
String = "a"
},
new SomeDemoObject()
{
Integer = 2,
String = "ab"
},
new SomeDemoObject()
{
Integer = 3,
String = "cb"
}
};
// this call actually currently checks that there are at maximum 2 items in the list and returns fale because there are 3 items in the list
bool publicIsValid = attr.IsValid(inValues);
MaxLengthTestObject obj = new MaxLengthTestObject(inValues);
ValidationContext ctx = new ValidationContext(obj);
ctx.MemberName = "ValuesList";
List <ValidationResult> validationResults = new List <ValidationResult>();
Validator.TryValidateProperty(inValues, ctx, validationResults).Should().Be(publicIsValid, "Public and protected IsValid methods should result to the same outcome.");
}
public void ItemTypeValueNullShouldntThrow()
{
// validator tries to validate items which Type property value is: TypeValueTest
// list items have null value, so these should be skipped by the loop
// currently causes nullreferenceexception because code tries to do item.Type.ToString() and the Type value is null
List <SomeDemoObject> inValues = new List <SomeDemoObject>()
{
new SomeDemoObject()
{
Integer = 1,
String = "a"
},
new SomeDemoObject()
{
Integer = 2,
String = "ab"
},
new SomeDemoObject()
{
Integer = 3,
String = "cb"
}
};
MaxLengthTestObject obj = new MaxLengthTestObject();
obj.ItemTypeValueNullList.AddRange(inValues);
ValidationContext ctx = new ValidationContext(obj);
ctx.MemberName = "ItemTypeValueNullList";
Action act = () => Validator.ValidateProperty(obj.ItemTypeValueNullList, ctx);
act.ShouldNotThrow();
}
public void InvalidValueInValuesList()
{
List <SomeDemoObject> inValues = new List <SomeDemoObject>()
{
new SomeDemoObject()
{
Integer = 1,
String = "a"
},
new SomeDemoObject()
{
Integer = 2,
String = "ab"
},
new SomeDemoObject()
{
Integer = 3,
String = "cb"
},
new SomeDemoObject()
{
Integer = 4,
String = "too long string"
}
};
MaxLengthTestObject obj = new MaxLengthTestObject(inValues);
ValidationContext ctx = new ValidationContext(obj);
ctx.MemberName = "ValuesList";
Action act = () => Validator.ValidateProperty(obj.ValuesList, ctx);
act.ShouldThrowExactly <ValidationException>().WithMessage("Maximum length of property 'String' must be '2'.");
}