87 lines
2.6 KiB
C#
87 lines
2.6 KiB
C#
#region Apache License 2.0
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/*
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Nuclex .NET Framework
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Copyright (C) 2002-2024 Markus Ewald / Nuclex Development Labs
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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#endregion // Apache License 2.0
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using System;
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using NUnit.Framework;
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namespace Nuclex.Support {
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/// <summary>Unit tests for the observable helper</summary>
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[TestFixture]
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internal class ObservableHelperTest {
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#region class TestReferenceType
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/// <summary>Example class on which unit test generates change notifications</summary>
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public class TestReferenceType {
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/// <summary>Example property that will be reported to have changed</summary>
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public int SomeProperty { get; set; }
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}
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#endregion // class TestReferenceType
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#region struct TestValueType
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/// <summary>Example class on which unit test generates change notifications</summary>
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public struct TestValueType {
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/// <summary>Example property that will be reported to have changed</summary>
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public int SomeProperty { get; set; }
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}
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#endregion // struct TestValueType
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/// <summary>
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/// Verifies that the name of a property accessed in a lambda expression
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/// can be obtained.
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/// </summary>
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[Test]
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public void CanObtainPropertyNameFromLambdaExpression() {
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string propertyName = ObservableHelper.GetPropertyName(
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() => SomeReferenceType.SomeProperty
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);
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Assert.AreEqual("SomeProperty", propertyName);
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}
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/// <summary>
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/// Verifies that the name of a property assigned in a lambda expression
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/// can be obtained.
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/// </summary>
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[Test]
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public void CanObtainPropertyNameFromBoxedLambdaExpression() {
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string propertyName = ObservableHelper.GetPropertyName(
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() => (object)(SomeValueType.SomeProperty)
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);
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Assert.AreEqual("SomeProperty", propertyName);
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}
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/// <summary>Helper used to construct lambda expressions</summary>
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protected static TestReferenceType SomeReferenceType { get; set; }
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/// <summary>Helper used to construct lambda expressions</summary>
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protected static TestValueType SomeValueType { get; set; }
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}
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}
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