Click here to Skip to main content
15,868,141 members
Articles / Desktop Programming / WPF

Catel - Part 4 of n: Unit testing with Catel

Rate me:
Please Sign up or sign in to vote.
4.55/5 (10 votes)
28 Jan 2011CPOL11 min read 48.6K   572   11  
This article explains how to write unit tests for MVVM using Catel.
using Catel.Windows.Data.Converters;
using Microsoft.VisualStudio.TestTools.UnitTesting;

namespace Catel.Test.Windows.Data.Converters
{
    /// <summary>
    ///This is a test class for ReferenceToBooleanConverterTest and is intended
    ///to contain all ReferenceToBooleanConverterTest Unit Tests
    ///</summary>
    [TestClass]
    public class ReferenceToBooleanConverterTest
    {
        [TestMethod]
        public void Convert_Null()
        {
            var converter = new ReferenceToBooleanConverter();
            Assert.AreEqual(false, converter.Convert(null, typeof(bool), null, null));
        }

        [TestMethod]
        public void Convert_Null_ParameterTrue()
        {
            var converter = new ReferenceToBooleanConverter();
            Assert.AreEqual(true, converter.Convert(null, typeof(bool), true, null));
        }

        [TestMethod]
        public void Convert_Null_ParameterFalse()
        {
            var converter = new ReferenceToBooleanConverter();
            Assert.AreEqual(false, converter.Convert(null, typeof(bool), false, null));
        }

        [TestMethod]
        public void Convert_ValueType()
        {
            var converter = new ReferenceToBooleanConverter();
            Assert.AreEqual(true, converter.Convert(1, typeof(bool), null, null));
        }

        [TestMethod]
        public void Convert_ValueType_ParameterTrue()
        {
            var converter = new ReferenceToBooleanConverter();
            Assert.AreEqual(false, converter.Convert(1, typeof(bool), true, null));
        }

        [TestMethod]
        public void Convert_ValueType_ParameterFalse()
        {
            var converter = new ReferenceToBooleanConverter();
            Assert.AreEqual(true, converter.Convert(1, typeof(bool), false, null));
        }

        [TestMethod]
        public void Convert_ReferenceType()
        {
            var converter = new ReferenceToBooleanConverter();
            Assert.AreEqual(true, converter.Convert(new object(), typeof(bool), null, null));
        }

        [TestMethod]
        public void Convert_ReferenceType_ParameterTrue()
        {
            var converter = new ReferenceToBooleanConverter();
            Assert.AreEqual(false, converter.Convert(new object(), typeof(bool), true, null));
        }

        [TestMethod]
        public void Convert_ReferenceType_ParameterFalse()
        {
            var converter = new ReferenceToBooleanConverter();
            Assert.AreEqual(true, converter.Convert(new object(), typeof(bool), false, null));
        }

        [TestMethod]
        public void ConvertBack()
        {
            var converter = new ReferenceToBooleanConverter();
            Assert.AreEqual(ConverterHelper.DoNothingBindingValue, converter.ConvertBack(null, typeof(object), null, null));
        }
    }
}

By viewing downloads associated with this article you agree to the Terms of Service and the article's licence.

If a file you wish to view isn't highlighted, and is a text file (not binary), please let us know and we'll add colourisation support for it.

License

This article, along with any associated source code and files, is licensed under The Code Project Open License (CPOL)


Written By
Software Developer
Netherlands Netherlands
This member has not yet provided a Biography. Assume it's interesting and varied, and probably something to do with programming.

Comments and Discussions