#region License
/*
* Copyright 2004 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#endregion
#region Imports
using NUnit.Framework;
using Spring.Expressions;
#endregion
namespace Spring.Validation.Validators{
/// <summary>
/// Unit tests for the RequiredValidator class.
/// </summary>
/// <author>Rick Evans</author>
[TestFixture]
public sealed class RequiredValidatorTests
{
[Test]
public void WithNull()
{
RequiredValidator validator = new RequiredValidator();
validator.Test = Expression.Parse("null");
IValidationErrors errors = new ValidationErrors();
Assert.IsFalse(validator.Validate(null, errors));
}
[Test]
public void WithZeroNumber()
{
RequiredValidator validator = new RequiredValidator("0", null);
IValidationErrors errors = new ValidationErrors();
Assert.IsFalse(validator.Validate(null, errors));
}
[Test]
public void WithPositiveNumber()
{
RequiredValidator validator = new RequiredValidator(Expression.Parse("100"), null);
IValidationErrors errors = new ValidationErrors();
Assert.IsTrue(validator.Validate(null, errors));
}
[Test]
public void WithNegativeNumber()
{
RequiredValidator validator = new RequiredValidator();
validator.Test = Expression.Parse("-100");
IValidationErrors errors = new ValidationErrors();
Assert.IsTrue(validator.Validate(null, errors));
}
[Test]
public void WithEmptyString()
{
RequiredValidator validator = new RequiredValidator("''", null);
IValidationErrors errors = new ValidationErrors();
Assert.IsFalse(validator.Validate(null, errors));
}
[Test]
public void WithWhitespaceOnlyString()
{
RequiredValidator validator = new RequiredValidator(Expression.Parse("' '"), null);
IValidationErrors errors = new ValidationErrors();
Assert.IsFalse(validator.Validate(null, errors));
}
[Test]
public void WithKosherString()
{
RequiredValidator validator = new RequiredValidator();
validator.Test = Expression.Parse("'some non-empty string'");
IValidationErrors errors = new ValidationErrors();
Assert.IsTrue(validator.Validate(null, errors));
}
[Test]
public void WithKosherDate()
{
RequiredValidator validator = new RequiredValidator("DateTime.Today", null);
IValidationErrors errors = new ValidationErrors();
Assert.IsTrue(validator.Validate(null, errors));
}
[Test]
public void WithMinDate()
{
RequiredValidator validator = new RequiredValidator(Expression.Parse("DateTime.MinValue"), null);
IValidationErrors errors = new ValidationErrors();
Assert.IsFalse(validator.Validate(null, errors));
}
[Test]
public void WithMaxDate()
{
RequiredValidator validator = new RequiredValidator();
validator.Test = Expression.Parse("DateTime.MaxValue");
IValidationErrors errors = new ValidationErrors();
Assert.IsFalse(validator.Validate(null, errors));
}
[Test]
public void WithZeroFloat()
{
RequiredValidator validator = new RequiredValidator("0.00F", null);
IValidationErrors errors = new ValidationErrors();
Assert.IsFalse(validator.Validate(null, errors));
}
[Test]
public void WithKosherFloat()
{
RequiredValidator validator = new RequiredValidator(Expression.Parse("5.25F"), null);
IValidationErrors errors = new ValidationErrors();
Assert.IsTrue(validator.Validate(null, errors));
}
[Test]
public void WithZeroDouble()
{
RequiredValidator validator = new RequiredValidator("0.00D", null);
IValidationErrors errors = new ValidationErrors();
Assert.IsFalse(validator.Validate(null, errors));
}
[Test]
public void WithKosherDouble()
{
RequiredValidator validator = new RequiredValidator("5.25D", null);
IValidationErrors errors = new ValidationErrors();
Assert.IsTrue(validator.Validate(null, errors));
}
[Test]
public void WithMinChar()
{
RequiredValidator validator = new RequiredValidator();
validator.Test = Expression.Parse("char.MinValue");
IValidationErrors errors = new ValidationErrors();
Assert.IsFalse(validator.Validate(null, errors));
}
[Test]
public void WithWhitespaceChar()
{
RequiredValidator validator = new RequiredValidator();
validator.Test = Expression.Parse("' '.ToCharArray()[0]");
IValidationErrors errors = new ValidationErrors();
Assert.IsFalse(validator.Validate(null, errors));
}
[Test]
public void WithKosherChar()
{
RequiredValidator validator = new RequiredValidator();
validator.Test = Expression.Parse("'xyz'.ToCharArray()[1]");
IValidationErrors errors = new ValidationErrors();
Assert.IsTrue(validator.Validate(null, errors));
}
[Test]
public void WhenValidatorIsNotEvaluatedBecauseWhenExpressionReturnsFalse()
{
RequiredValidator validator = new RequiredValidator("DateTime.MinValue", "false");
IValidationErrors errors = new ValidationErrors();
bool valid = validator.Validate(new object(), null, errors);
Assert.IsTrue(valid, "Validation should succeed when required validator is not evaluated.");
Assert.AreEqual(0, errors.GetErrors("errors").Count);
}
}
}
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