public static void Validation_throws_ValidationException_for_invalid_strings()
{
var attribute = new StringLengthAttribute(12);
Assert.Throws<ValidationException>(() => attribute.Validate("Invalid string", s_testValidationContext)); // string too long
attribute.MinimumLength = 8;
Assert.Throws<ValidationException>(() => attribute.Validate("Invalid", s_testValidationContext)); // string too short
}
public static void Validation_throws_ValidationException_for_invalid_strings()
{
var attribute = new StringLengthAttribute(12);
Assert.Throws <ValidationException>(() => attribute.Validate("Invalid string", s_testValidationContext)); // string too long
attribute.MinimumLength = 8;
Assert.Throws <ValidationException>(() => attribute.Validate("Invalid", s_testValidationContext)); // string too short
}
public static void Validation_successful_for_valid_strings()
{
var attribute = new StringLengthAttribute(12);
AssertEx.DoesNotThrow(() => attribute.Validate(null, s_testValidationContext)); // null is valid
AssertEx.DoesNotThrow(() => attribute.Validate(string.Empty, s_testValidationContext));
AssertEx.DoesNotThrow(() => attribute.Validate("Valid string", s_testValidationContext));
attribute.MinimumLength = 5;
AssertEx.DoesNotThrow(() => attribute.Validate("Valid", s_testValidationContext));
AssertEx.DoesNotThrow(() => attribute.Validate("Valid string", s_testValidationContext));
}
public static void Validation_successful_for_valid_strings()
{
var attribute = new StringLengthAttribute(12);
AssertEx.DoesNotThrow(() => attribute.Validate(null, s_testValidationContext)); // null is valid
AssertEx.DoesNotThrow(() => attribute.Validate(string.Empty, s_testValidationContext));
AssertEx.DoesNotThrow(() => attribute.Validate("Valid string", s_testValidationContext));
attribute.MinimumLength = 5;
AssertEx.DoesNotThrow(() => attribute.Validate("Valid", s_testValidationContext));
AssertEx.DoesNotThrow(() => attribute.Validate("Valid string", s_testValidationContext));
}
public static void ValidationThrowsIf_minimum_is_greater_than_maximum()
{
var attribute = new StringLengthAttribute(42);
attribute.MinimumLength = 43;
Assert.Throws<InvalidOperationException>(
() => attribute.Validate("Does not matter - MinimumLength > MaximumLength", s_testValidationContext));
}
public static void Validation_throws_InvalidOperationException_for_maximum_less_than_zero()
{
var attribute = new StringLengthAttribute(-1);
Assert.Equal(-1, attribute.MaximumLength);
Assert.Throws<InvalidOperationException>(
() => attribute.Validate("Does not matter - MaximumLength < 0", s_testValidationContext));
}
public static void ValidationThrowsIf_minimum_is_greater_than_maximum()
{
var attribute = new StringLengthAttribute(42);
attribute.MinimumLength = 43;
Assert.Throws <InvalidOperationException>(
() => attribute.Validate("Does not matter - MinimumLength > MaximumLength", s_testValidationContext));
}
public static void Validation_throws_InvalidOperationException_for_maximum_less_than_zero()
{
var attribute = new StringLengthAttribute(-1);
Assert.Equal(-1, attribute.MaximumLength);
Assert.Throws <InvalidOperationException>(
() => attribute.Validate("Does not matter - MaximumLength < 0", s_testValidationContext));
}
public static void ValidationThrowsIf_value_passed_is_non_null_non_string()
{
var attribute = new StringLengthAttribute(42);
Assert.Throws <InvalidCastException>(() => attribute.Validate(new object(), s_testValidationContext));
}
public static void ValidationThrowsIf_value_passed_is_non_null_non_string()
{
var attribute = new StringLengthAttribute(42);
Assert.Throws<InvalidCastException>(() => attribute.Validate(new object(), s_testValidationContext));
}
