[1146] | 1 | // ****************************************************************
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| 2 | // Copyright 2007, Charlie Poole
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| 3 | // This is free software licensed under the NUnit license. You may
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| 4 | // obtain a copy of the license at http://nunit.org/?p=license&r=2.4
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| 5 | // ****************************************************************
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| 6 |
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| 7 | using System;
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| 8 | using System.Collections;
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| 9 | using NUnit.Framework.Constraints;
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| 10 |
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| 11 | namespace NUnit.Framework.Tests
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| 12 | {
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| 13 | /// <summary>
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| 14 | /// This test fixture attempts to exercise all the syntactic
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| 15 | /// variations of Assert without getting into failures, errors
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| 16 | /// or corner cases. Thus, some of the tests may be duplicated
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| 17 | /// in other fixtures.
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| 18 | ///
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| 19 | /// Each test performs the same operations using the classic
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| 20 | /// syntax (if available) and the new syntax in both the
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| 21 | /// helper-based and inherited forms.
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| 22 | ///
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| 23 | /// This Fixture will eventually be duplicated in other
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| 24 | /// supported languages.
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| 25 | /// </summary>
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| 26 | [TestFixture]
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| 27 | public class AssertSyntaxTests : AssertionHelper
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| 28 | {
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| 29 | #region Simple Constraint Tests
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| 30 | [Test]
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| 31 | public void IsNull()
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| 32 | {
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| 33 | object nada = null;
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| 34 |
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| 35 | // Classic syntax
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| 36 | Assert.IsNull(nada);
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| 37 |
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| 38 | // Helper syntax
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| 39 | Assert.That(nada, Is.Null);
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| 40 |
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| 41 | // Inherited syntax
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| 42 | Expect(nada, Null);
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| 43 | }
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| 44 |
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| 45 | [Test]
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| 46 | public void IsNotNull()
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| 47 | {
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| 48 | // Classic syntax
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| 49 | Assert.IsNotNull(42);
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| 50 |
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| 51 | // Helper syntax
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| 52 | Assert.That(42, Is.Not.Null);
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| 53 |
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| 54 | // Inherited syntax
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| 55 | Expect( 42, Not.Null );
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| 56 | }
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| 57 |
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| 58 | [Test]
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| 59 | public void IsTrue()
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| 60 | {
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| 61 | // Classic syntax
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| 62 | Assert.IsTrue(2+2==4);
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| 63 |
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| 64 | // Helper syntax
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| 65 | Assert.That(2+2==4, Is.True);
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| 66 | Assert.That(2+2==4);
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| 67 |
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| 68 | // Inherited syntax
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| 69 | Expect(2+2==4, True);
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| 70 | Expect(2+2==4);
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| 71 | }
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| 72 |
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| 73 | [Test]
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| 74 | public void IsFalse()
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| 75 | {
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| 76 | // Classic syntax
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| 77 | Assert.IsFalse(2+2==5);
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| 78 |
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| 79 | // Helper syntax
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| 80 | Assert.That(2+2== 5, Is.False);
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| 81 |
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| 82 | // Inherited syntax
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| 83 | Expect(2+2==5, False);
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| 84 | }
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| 85 |
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| 86 | [Test]
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| 87 | public void IsNaN()
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| 88 | {
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| 89 | double d = double.NaN;
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| 90 | float f = float.NaN;
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| 91 |
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| 92 | // Classic syntax
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| 93 | Assert.IsNaN(d);
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| 94 | Assert.IsNaN(f);
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| 95 |
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| 96 | // Helper syntax
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| 97 | Assert.That(d, Is.NaN);
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| 98 | Assert.That(f, Is.NaN);
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| 99 |
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| 100 | // Inherited syntax
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| 101 | Expect(d, NaN);
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| 102 | Expect(f, NaN);
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| 103 | }
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| 104 |
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| 105 | [Test]
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| 106 | public void EmptyStringTests()
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| 107 | {
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| 108 | // Classic syntax
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| 109 | Assert.IsEmpty("");
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| 110 | Assert.IsNotEmpty("Hello!");
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| 111 |
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| 112 | // Helper syntax
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| 113 | Assert.That("", Is.Empty);
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| 114 | Assert.That("Hello!", Is.Not.Empty);
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| 115 |
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| 116 | // Inherited syntax
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| 117 | Expect("", Empty);
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| 118 | Expect("Hello!", Not.Empty);
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| 119 | }
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| 120 |
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| 121 | [Test]
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| 122 | public void EmptyCollectionTests()
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| 123 | {
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| 124 | // Classic syntax
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| 125 | Assert.IsEmpty(new bool[0]);
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| 126 | Assert.IsNotEmpty(new int[] { 1, 2, 3 });
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| 127 |
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| 128 | // Helper syntax
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| 129 | Assert.That(new bool[0], Is.Empty);
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| 130 | Assert.That(new int[] { 1, 2, 3 }, Is.Not.Empty);
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| 131 |
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| 132 | // Inherited syntax
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| 133 | Expect(new bool[0], Empty);
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| 134 | Expect(new int[] { 1, 2, 3 }, Not.Empty);
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| 135 | }
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| 136 | #endregion
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| 137 |
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| 138 | #region TypeConstraint Tests
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| 139 | [Test]
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| 140 | public void ExactTypeTests()
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| 141 | {
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| 142 | // Classic syntax workarounds
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| 143 | Assert.AreEqual(typeof(string), "Hello".GetType());
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| 144 | Assert.AreEqual("System.String", "Hello".GetType().FullName);
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| 145 | Assert.AreNotEqual(typeof(int), "Hello".GetType());
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| 146 | Assert.AreNotEqual("System.Int32", "Hello".GetType().FullName);
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| 147 |
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| 148 | // Helper syntax
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| 149 | Assert.That("Hello", Is.TypeOf(typeof(string)));
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| 150 | Assert.That("Hello", Is.Not.TypeOf(typeof(int)));
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| 151 |
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| 152 | // Inherited syntax
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| 153 | Expect( "Hello", TypeOf(typeof(string)));
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| 154 | Expect( "Hello", Not.TypeOf(typeof(int)));
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| 155 | }
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| 156 |
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| 157 | [Test]
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| 158 | public void InstanceOfTypeTests()
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| 159 | {
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| 160 | // Classic syntax
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| 161 | Assert.IsInstanceOf(typeof(string), "Hello");
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| 162 | Assert.IsNotInstanceOf(typeof(string), 5);
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| 163 |
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| 164 | // Helper syntax
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| 165 | Assert.That("Hello", Is.InstanceOf(typeof(string)));
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| 166 | Assert.That(5, Is.Not.InstanceOf(typeof(string)));
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| 167 |
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| 168 | // Inherited syntax
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| 169 | Expect("Hello", InstanceOf(typeof(string)));
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| 170 | Expect(5, Not.InstanceOf(typeof(string)));
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| 171 | }
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| 172 |
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| 173 | [Test]
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| 174 | public void AssignableFromTypeTests()
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| 175 | {
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| 176 | // Classic syntax
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| 177 | Assert.IsAssignableFrom(typeof(string), "Hello");
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| 178 | Assert.IsNotAssignableFrom(typeof(string), 5);
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| 179 |
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| 180 | // Helper syntax
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| 181 | Assert.That( "Hello", Is.AssignableFrom(typeof(string)));
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| 182 | Assert.That( 5, Is.Not.AssignableFrom(typeof(string)));
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| 183 |
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| 184 | // Inherited syntax
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| 185 | Expect( "Hello", AssignableFrom(typeof(string)));
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| 186 | Expect( 5, Not.AssignableFrom(typeof(string)));
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| 187 | }
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| 188 | #endregion
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| 189 |
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| 190 | #region StringConstraint Tests
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| 191 | [Test]
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| 192 | public void SubstringTests()
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| 193 | {
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| 194 | string phrase = "Hello World!";
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| 195 | string[] array = new string[] { "abc", "bad", "dba" };
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| 196 |
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| 197 | // Classic Syntax
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| 198 | StringAssert.Contains("World", phrase);
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| 199 |
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| 200 | // Helper syntax
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| 201 | Assert.That(phrase, Text.Contains("World"));
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| 202 | // Only available using new syntax
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| 203 | Assert.That(phrase, Text.DoesNotContain("goodbye"));
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| 204 | Assert.That(phrase, Text.Contains("WORLD").IgnoreCase);
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| 205 | Assert.That(phrase, Text.DoesNotContain("BYE").IgnoreCase);
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| 206 | Assert.That(array, Text.All.Contains( "b" ) );
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| 207 |
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| 208 | // Inherited syntax
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| 209 | Expect(phrase, Contains("World"));
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| 210 | // Only available using new syntax
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| 211 | Expect(phrase, Not.Contains("goodbye"));
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| 212 | Expect(phrase, Contains("WORLD").IgnoreCase);
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| 213 | Expect(phrase, Not.Contains("BYE").IgnoreCase);
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| 214 | Expect(array, All.Contains("b"));
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| 215 | }
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| 216 |
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| 217 | [Test]
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| 218 | public void StartsWithTests()
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| 219 | {
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| 220 | string phrase = "Hello World!";
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| 221 | string[] greetings = new string[] { "Hello!", "Hi!", "Hola!" };
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| 222 |
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| 223 | // Classic syntax
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| 224 | StringAssert.StartsWith("Hello", phrase);
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| 225 |
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| 226 | // Helper syntax
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| 227 | Assert.That(phrase, Text.StartsWith("Hello"));
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| 228 | // Only available using new syntax
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| 229 | Assert.That(phrase, Text.DoesNotStartWith("Hi!"));
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| 230 | Assert.That(phrase, Text.StartsWith("HeLLo").IgnoreCase);
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| 231 | Assert.That(phrase, Text.DoesNotStartWith("HI").IgnoreCase);
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| 232 | Assert.That(greetings, Text.All.StartsWith("h").IgnoreCase);
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| 233 |
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| 234 | // Inherited syntax
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| 235 | Expect(phrase, StartsWith("Hello"));
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| 236 | // Only available using new syntax
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| 237 | Expect(phrase, Not.StartsWith("Hi!"));
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| 238 | Expect(phrase, StartsWith("HeLLo").IgnoreCase);
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| 239 | Expect(phrase, Not.StartsWith("HI").IgnoreCase);
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| 240 | Expect(greetings, All.StartsWith("h").IgnoreCase);
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| 241 | }
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| 242 |
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| 243 | [Test]
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| 244 | public void EndsWithTests()
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| 245 | {
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| 246 | string phrase = "Hello World!";
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| 247 | string[] greetings = new string[] { "Hello!", "Hi!", "Hola!" };
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| 248 |
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| 249 | // Classic Syntax
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| 250 | StringAssert.EndsWith("!", phrase);
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| 251 |
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| 252 | // Helper syntax
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| 253 | Assert.That(phrase, Text.EndsWith("!"));
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| 254 | // Only available using new syntax
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| 255 | Assert.That(phrase, Text.DoesNotEndWith("?"));
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| 256 | Assert.That(phrase, Text.EndsWith("WORLD!").IgnoreCase);
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| 257 | Assert.That(greetings, Text.All.EndsWith("!"));
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| 258 |
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| 259 | // Inherited syntax
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| 260 | Expect(phrase, EndsWith("!"));
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| 261 | // Only available using new syntax
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| 262 | Expect(phrase, Not.EndsWith("?"));
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| 263 | Expect(phrase, EndsWith("WORLD!").IgnoreCase);
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| 264 | Expect(greetings, All.EndsWith("!") );
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| 265 | }
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| 266 |
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| 267 | [Test]
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| 268 | public void EqualIgnoringCaseTests()
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| 269 | {
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| 270 | string phrase = "Hello World!";
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| 271 |
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| 272 | // Classic syntax
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| 273 | StringAssert.AreEqualIgnoringCase("hello world!",phrase);
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| 274 |
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| 275 | // Helper syntax
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| 276 | Assert.That(phrase, Is.EqualTo("hello world!").IgnoreCase);
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| 277 | //Only available using new syntax
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| 278 | Assert.That(phrase, Is.Not.EqualTo("goodbye world!").IgnoreCase);
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| 279 | Assert.That(new string[] { "Hello", "World" },
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| 280 | Is.EqualTo(new object[] { "HELLO", "WORLD" }).IgnoreCase);
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| 281 | Assert.That(new string[] {"HELLO", "Hello", "hello" },
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| 282 | Is.All.EqualTo( "hello" ).IgnoreCase);
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| 283 |
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| 284 | // Inherited syntax
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| 285 | Expect(phrase, EqualTo("hello world!").IgnoreCase);
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| 286 | //Only available using new syntax
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| 287 | Expect(phrase, Not.EqualTo("goodbye world!").IgnoreCase);
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| 288 | Expect(new string[] { "Hello", "World" },
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| 289 | EqualTo(new object[] { "HELLO", "WORLD" }).IgnoreCase);
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| 290 | Expect(new string[] {"HELLO", "Hello", "hello" },
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| 291 | All.EqualTo( "hello" ).IgnoreCase);
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| 292 | }
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| 293 |
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| 294 | [Test]
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| 295 | public void RegularExpressionTests()
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| 296 | {
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| 297 | string phrase = "Now is the time for all good men to come to the aid of their country.";
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| 298 | string[] quotes = new string[] { "Never say never", "It's never too late", "Nevermore!" };
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| 299 |
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| 300 | // Classic syntax
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| 301 | StringAssert.IsMatch( "all good men", phrase );
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| 302 | StringAssert.IsMatch( "Now.*come", phrase );
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| 303 |
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| 304 | // Helper syntax
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| 305 | Assert.That( phrase, Text.Matches( "all good men" ) );
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| 306 | Assert.That( phrase, Text.Matches( "Now.*come" ) );
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| 307 | // Only available using new syntax
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| 308 | Assert.That(phrase, Text.DoesNotMatch("all.*men.*good"));
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| 309 | Assert.That(phrase, Text.Matches("ALL").IgnoreCase);
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| 310 | Assert.That(quotes, Text.All.Matches("never").IgnoreCase);
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| 311 |
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| 312 | // Inherited syntax
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| 313 | Expect( phrase, Matches( "all good men" ) );
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| 314 | Expect( phrase, Matches( "Now.*come" ) );
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| 315 | // Only available using new syntax
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| 316 | Expect(phrase, Not.Matches("all.*men.*good"));
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| 317 | Expect(phrase, Matches("ALL").IgnoreCase);
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| 318 | Expect(quotes, All.Matches("never").IgnoreCase);
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| 319 | }
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| 320 | #endregion
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| 321 |
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| 322 | #region Equality Tests
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| 323 | [Test]
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| 324 | public void EqualityTests()
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| 325 | {
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| 326 | int[] i3 = new int[] { 1, 2, 3 };
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| 327 | double[] d3 = new double[] { 1.0, 2.0, 3.0 };
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| 328 | int[] iunequal = new int[] { 1, 3, 2 };
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| 329 |
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| 330 | // Classic Syntax
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| 331 | Assert.AreEqual(4, 2 + 2);
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| 332 | Assert.AreEqual(i3, d3);
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| 333 | Assert.AreNotEqual(5, 2 + 2);
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| 334 | Assert.AreNotEqual(i3, iunequal);
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| 335 |
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| 336 | // Helper syntax
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| 337 | Assert.That(2 + 2, Is.EqualTo(4));
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| 338 | Assert.That(2 + 2 == 4);
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| 339 | Assert.That(i3, Is.EqualTo(d3));
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| 340 | Assert.That(2 + 2, Is.Not.EqualTo(5));
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| 341 | Assert.That(i3, Is.Not.EqualTo(iunequal));
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| 342 |
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| 343 | // Inherited syntax
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| 344 | Expect(2 + 2, EqualTo(4));
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| 345 | Expect(2 + 2 == 4);
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| 346 | Expect(i3, EqualTo(d3));
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| 347 | Expect(2 + 2, Not.EqualTo(5));
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| 348 | Expect(i3, Not.EqualTo(iunequal));
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| 349 | }
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| 350 |
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| 351 | [Test]
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| 352 | public void EqualityTestsWithTolerance()
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| 353 | {
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| 354 | // CLassic syntax
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| 355 | Assert.AreEqual(5.0d, 4.99d, 0.05d);
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| 356 | Assert.AreEqual(5.0f, 4.99f, 0.05f);
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| 357 |
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| 358 | // Helper syntax
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| 359 | Assert.That(4.99d, Is.EqualTo(5.0d).Within(0.05d));
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| 360 | Assert.That(4.0d, Is.Not.EqualTo(5.0d).Within(0.5d));
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| 361 | Assert.That(4.99f, Is.EqualTo(5.0f).Within(0.05f));
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| 362 | Assert.That(4.99m, Is.EqualTo(5.0m).Within(0.05m));
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| 363 | Assert.That(3999999999u, Is.EqualTo(4000000000u).Within(5u));
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| 364 | Assert.That(499, Is.EqualTo(500).Within(5));
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| 365 | Assert.That(4999999999L, Is.EqualTo(5000000000L).Within(5L));
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| 366 | Assert.That(5999999999ul, Is.EqualTo(6000000000ul).Within(5ul));
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| 367 |
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| 368 | // Inherited syntax
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| 369 | Expect(4.99d, EqualTo(5.0d).Within(0.05d));
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| 370 | Expect(4.0d, Not.EqualTo(5.0d).Within(0.5d));
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| 371 | Expect(4.99f, EqualTo(5.0f).Within(0.05f));
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| 372 | Expect(4.99m, EqualTo(5.0m).Within(0.05m));
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| 373 | Expect(499u, EqualTo(500u).Within(5u));
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| 374 | Expect(499, EqualTo(500).Within(5));
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| 375 | Expect(4999999999L, EqualTo(5000000000L).Within(5L));
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| 376 | Expect(5999999999ul, EqualTo(6000000000ul).Within(5ul));
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| 377 | }
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| 378 |
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| 379 | [Test]
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| 380 | public void EqualityTestsWithTolerance_MixedFloatAndDouble()
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| 381 | {
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| 382 | // Bug Fix 1743844
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| 383 | Assert.That(2.20492d, Is.EqualTo(2.2d).Within(0.01f),
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| 384 | "Double actual, Double expected, Single tolerance");
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| 385 | Assert.That(2.20492d, Is.EqualTo(2.2f).Within(0.01d),
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| 386 | "Double actual, Single expected, Double tolerance" );
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| 387 | Assert.That(2.20492d, Is.EqualTo(2.2f).Within(0.01f),
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| 388 | "Double actual, Single expected, Single tolerance" );
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| 389 | Assert.That(2.20492f, Is.EqualTo(2.2f).Within(0.01d),
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| 390 | "Single actual, Single expected, Double tolerance");
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| 391 | Assert.That(2.20492f, Is.EqualTo(2.2d).Within(0.01d),
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| 392 | "Single actual, Double expected, Double tolerance");
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| 393 | Assert.That(2.20492f, Is.EqualTo(2.2d).Within(0.01f),
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| 394 | "Single actual, Double expected, Single tolerance");
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| 395 | }
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| 396 |
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| 397 | [Test]
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| 398 | public void EqualityTestsWithTolerance_MixingTypesGenerally()
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| 399 | {
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| 400 | // Extending tolerance to all numeric types
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| 401 | Assert.That(202d, Is.EqualTo(200d).Within(2),
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| 402 | "Double actual, Double expected, int tolerance");
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| 403 | Assert.That( 4.87m, Is.EqualTo(5).Within(.25),
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| 404 | "Decimal actual, int expected, Double tolerance" );
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| 405 | Assert.That( 4.87m, Is.EqualTo(5ul).Within(1),
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| 406 | "Decimal actual, ulong expected, int tolerance" );
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| 407 | Assert.That( 487, Is.EqualTo(500).Within(25),
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| 408 | "int actual, int expected, int tolerance" );
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| 409 | Assert.That( 487u, Is.EqualTo(500).Within(25),
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| 410 | "uint actual, int expected, int tolerance" );
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| 411 | Assert.That( 487L, Is.EqualTo(500).Within(25),
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| 412 | "long actual, int expected, int tolerance" );
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| 413 | Assert.That( 487ul, Is.EqualTo(500).Within(25),
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| 414 | "ulong actual, int expected, int tolerance" );
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| 415 | }
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| 416 | #endregion
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| 417 |
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| 418 | #region Comparison Tests
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| 419 | [Test]
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| 420 | public void ComparisonTests()
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| 421 | {
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| 422 | // Classic Syntax
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| 423 | Assert.Greater(7, 3);
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| 424 | Assert.GreaterOrEqual(7, 3);
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| 425 | Assert.GreaterOrEqual(7, 7);
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| 426 |
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| 427 | // Helper syntax
|
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| 428 | Assert.That(7, Is.GreaterThan(3));
|
---|
| 429 | Assert.That(7, Is.GreaterThanOrEqualTo(3));
|
---|
| 430 | Assert.That(7, Is.AtLeast(3));
|
---|
| 431 | Assert.That(7, Is.GreaterThanOrEqualTo(7));
|
---|
| 432 | Assert.That(7, Is.AtLeast(7));
|
---|
| 433 |
|
---|
| 434 | // Inherited syntax
|
---|
| 435 | Expect(7, GreaterThan(3));
|
---|
| 436 | Expect(7, GreaterThanOrEqualTo(3));
|
---|
| 437 | Expect(7, AtLeast(3));
|
---|
| 438 | Expect(7, GreaterThanOrEqualTo(7));
|
---|
| 439 | Expect(7, AtLeast(7));
|
---|
| 440 |
|
---|
| 441 | // Classic syntax
|
---|
| 442 | Assert.Less(3, 7);
|
---|
| 443 | Assert.LessOrEqual(3, 7);
|
---|
| 444 | Assert.LessOrEqual(3, 3);
|
---|
| 445 |
|
---|
| 446 | // Helper syntax
|
---|
| 447 | Assert.That(3, Is.LessThan(7));
|
---|
| 448 | Assert.That(3, Is.LessThanOrEqualTo(7));
|
---|
| 449 | Assert.That(3, Is.AtMost(7));
|
---|
| 450 | Assert.That(3, Is.LessThanOrEqualTo(3));
|
---|
| 451 | Assert.That(3, Is.AtMost(3));
|
---|
| 452 |
|
---|
| 453 | // Inherited syntax
|
---|
| 454 | Expect(3, LessThan(7));
|
---|
| 455 | Expect(3, LessThanOrEqualTo(7));
|
---|
| 456 | Expect(3, AtMost(7));
|
---|
| 457 | Expect(3, LessThanOrEqualTo(3));
|
---|
| 458 | Expect(3, AtMost(3));
|
---|
| 459 | }
|
---|
| 460 | #endregion
|
---|
| 461 |
|
---|
| 462 | #region Collection Tests
|
---|
| 463 | [Test]
|
---|
| 464 | public void AllItemsTests()
|
---|
| 465 | {
|
---|
| 466 | object[] ints = new object[] { 1, 2, 3, 4 };
|
---|
| 467 | object[] doubles = new object[] { 0.99, 2.1, 3.0, 4.05 };
|
---|
| 468 | object[] strings = new object[] { "abc", "bad", "cab", "bad", "dad" };
|
---|
| 469 |
|
---|
| 470 | // Classic syntax
|
---|
| 471 | CollectionAssert.AllItemsAreNotNull(ints);
|
---|
| 472 | CollectionAssert.AllItemsAreInstancesOfType(ints, typeof(int));
|
---|
| 473 | CollectionAssert.AllItemsAreInstancesOfType(strings, typeof(string));
|
---|
| 474 | CollectionAssert.AllItemsAreUnique(ints);
|
---|
| 475 |
|
---|
| 476 | // Helper syntax
|
---|
| 477 | Assert.That(ints, Is.All.Not.Null);
|
---|
| 478 | Assert.That(ints, Has.None.Null);
|
---|
| 479 | Assert.That(ints, Is.All.InstanceOfType(typeof(int)));
|
---|
| 480 | Assert.That(ints, Has.All.InstanceOfType(typeof(int)));
|
---|
| 481 | Assert.That(strings, Is.All.InstanceOfType(typeof(string)));
|
---|
| 482 | Assert.That(strings, Has.All.InstanceOfType(typeof(string)));
|
---|
| 483 | Assert.That(ints, Is.Unique);
|
---|
| 484 | // Only available using new syntax
|
---|
| 485 | Assert.That(strings, Is.Not.Unique);
|
---|
| 486 | Assert.That(ints, Is.All.GreaterThan(0));
|
---|
| 487 | Assert.That(ints, Has.All.GreaterThan(0));
|
---|
| 488 | Assert.That(ints, Has.None.LessThanOrEqualTo(0));
|
---|
| 489 | Assert.That(strings, Text.All.Contains( "a" ) );
|
---|
| 490 | Assert.That(strings, Has.All.Contains( "a" ) );
|
---|
| 491 | Assert.That(strings, Has.Some.StartsWith( "ba" ) );
|
---|
| 492 | Assert.That( strings, Has.Some.Property( "Length" ).EqualTo( 3 ) );
|
---|
| 493 | Assert.That( strings, Has.Some.StartsWith( "BA" ).IgnoreCase );
|
---|
| 494 | Assert.That( doubles, Has.Some.EqualTo( 1.0 ).Within( .05 ) );
|
---|
| 495 |
|
---|
| 496 | // Inherited syntax
|
---|
| 497 | Expect(ints, All.Not.Null);
|
---|
| 498 | Expect(ints, None.Null);
|
---|
| 499 | Expect(ints, All.InstanceOfType(typeof(int)));
|
---|
| 500 | Expect(strings, All.InstanceOfType(typeof(string)));
|
---|
| 501 | Expect(ints, Unique);
|
---|
| 502 | // Only available using new syntax
|
---|
| 503 | Expect(strings, Not.Unique);
|
---|
| 504 | Expect(ints, All.GreaterThan(0));
|
---|
| 505 | Expect(ints, None.LessThanOrEqualTo(0));
|
---|
| 506 | Expect(strings, All.Contains( "a" ) );
|
---|
| 507 | Expect(strings, Some.StartsWith( "ba" ) );
|
---|
| 508 | Expect(strings, Some.StartsWith( "BA" ).IgnoreCase );
|
---|
| 509 | Expect(doubles, Some.EqualTo( 1.0 ).Within( .05 ) );
|
---|
| 510 | }
|
---|
| 511 |
|
---|
| 512 | [Test]
|
---|
| 513 | public void SomeItemTests()
|
---|
| 514 | {
|
---|
| 515 | object[] mixed = new object[] { 1, 2, "3", null, "four", 100 };
|
---|
| 516 | object[] strings = new object[] { "abc", "bad", "cab", "bad", "dad" };
|
---|
| 517 |
|
---|
| 518 | // Not available using the classic syntax
|
---|
| 519 |
|
---|
| 520 | // Helper syntax
|
---|
| 521 | Assert.That(mixed, Has.Some.Null);
|
---|
| 522 | Assert.That(mixed, Has.Some.InstanceOfType(typeof(int)));
|
---|
| 523 | Assert.That(mixed, Has.Some.InstanceOfType(typeof(string)));
|
---|
| 524 | Assert.That(strings, Has.Some.StartsWith( "ba" ) );
|
---|
| 525 | Assert.That(strings, Has.Some.Not.StartsWith( "ba" ) );
|
---|
| 526 |
|
---|
| 527 | // Inherited syntax
|
---|
| 528 | Expect(mixed, Some.Null);
|
---|
| 529 | Expect(mixed, Some.InstanceOfType(typeof(int)));
|
---|
| 530 | Expect(mixed, Some.InstanceOfType(typeof(string)));
|
---|
| 531 | Expect(strings, Some.StartsWith( "ba" ) );
|
---|
| 532 | Expect(strings, Some.Not.StartsWith( "ba" ) );
|
---|
| 533 | }
|
---|
| 534 |
|
---|
| 535 | [Test]
|
---|
| 536 | public void NoItemTests()
|
---|
| 537 | {
|
---|
| 538 | object[] ints = new object[] { 1, 2, 3, 4, 5 };
|
---|
| 539 | object[] strings = new object[] { "abc", "bad", "cab", "bad", "dad" };
|
---|
| 540 |
|
---|
| 541 | // Not available using the classic syntax
|
---|
| 542 |
|
---|
| 543 | // Helper syntax
|
---|
| 544 | Assert.That(ints, Has.None.Null);
|
---|
| 545 | Assert.That(ints, Has.None.InstanceOfType(typeof(string)));
|
---|
| 546 | Assert.That(ints, Has.None.GreaterThan(99));
|
---|
| 547 | Assert.That(strings, Has.None.StartsWith( "qu" ) );
|
---|
| 548 |
|
---|
| 549 | // Inherited syntax
|
---|
| 550 | Expect(ints, None.Null);
|
---|
| 551 | Expect(ints, None.InstanceOfType(typeof(string)));
|
---|
| 552 | Expect(ints, None.GreaterThan(99));
|
---|
| 553 | Expect(strings, None.StartsWith( "qu" ) );
|
---|
| 554 | }
|
---|
| 555 |
|
---|
| 556 | [Test]
|
---|
| 557 | public void CollectionContainsTests()
|
---|
| 558 | {
|
---|
| 559 | int[] iarray = new int[] { 1, 2, 3 };
|
---|
| 560 | string[] sarray = new string[] { "a", "b", "c" };
|
---|
| 561 |
|
---|
| 562 | // Classic syntax
|
---|
| 563 | Assert.Contains(3, iarray);
|
---|
| 564 | Assert.Contains("b", sarray);
|
---|
| 565 | CollectionAssert.Contains(iarray, 3);
|
---|
| 566 | CollectionAssert.Contains(sarray, "b");
|
---|
| 567 | CollectionAssert.DoesNotContain(sarray, "x");
|
---|
| 568 | // Showing that Contains uses NUnit equality
|
---|
| 569 | CollectionAssert.Contains( iarray, 1.0d );
|
---|
| 570 |
|
---|
| 571 | // Helper syntax
|
---|
| 572 | Assert.That(iarray, Has.Member(3));
|
---|
| 573 | Assert.That(sarray, Has.Member("b"));
|
---|
| 574 | Assert.That(sarray, Has.No.Member("x"));
|
---|
| 575 | // Showing that Contains uses NUnit equality
|
---|
| 576 | Assert.That(iarray, Has.Member( 1.0d ));
|
---|
| 577 |
|
---|
| 578 | // Only available using the new syntax
|
---|
| 579 | // Note that EqualTo and SameAs do NOT give
|
---|
| 580 | // identical results to Contains because
|
---|
| 581 | // Contains uses Object.Equals()
|
---|
| 582 | Assert.That(iarray, Has.Some.EqualTo(3));
|
---|
| 583 | Assert.That(iarray, Has.Member(3));
|
---|
| 584 | Assert.That(sarray, Has.Some.EqualTo("b"));
|
---|
| 585 | Assert.That(sarray, Has.None.EqualTo("x"));
|
---|
| 586 | Assert.That(iarray, Has.None.SameAs( 1.0d ));
|
---|
| 587 | Assert.That(iarray, Has.All.LessThan(10));
|
---|
| 588 | Assert.That(sarray, Has.All.Length.EqualTo(1));
|
---|
| 589 | Assert.That(sarray, Has.None.Property("Length").GreaterThan(3));
|
---|
| 590 |
|
---|
| 591 | // Inherited syntax
|
---|
| 592 | Expect(iarray, Contains(3));
|
---|
| 593 | Expect(sarray, Contains("b"));
|
---|
| 594 | Expect(sarray, Not.Contains("x"));
|
---|
| 595 |
|
---|
| 596 | // Only available using new syntax
|
---|
| 597 | // Note that EqualTo and SameAs do NOT give
|
---|
| 598 | // identical results to Contains because
|
---|
| 599 | // Contains uses Object.Equals()
|
---|
| 600 | Expect(iarray, Some.EqualTo(3));
|
---|
| 601 | Expect(sarray, Some.EqualTo("b"));
|
---|
| 602 | Expect(sarray, None.EqualTo("x"));
|
---|
| 603 | Expect(iarray, All.LessThan(10));
|
---|
| 604 | Expect(sarray, All.Length.EqualTo(1));
|
---|
| 605 | Expect(sarray, None.Property("Length").GreaterThan(3));
|
---|
| 606 | }
|
---|
| 607 |
|
---|
| 608 | [Test]
|
---|
| 609 | public void CollectionEquivalenceTests()
|
---|
| 610 | {
|
---|
| 611 | int[] ints1to5 = new int[] { 1, 2, 3, 4, 5 };
|
---|
| 612 | int[] twothrees = new int[] { 1, 2, 3, 3, 4, 5 };
|
---|
| 613 | int[] twofours = new int[] { 1, 2, 3, 4, 4, 5 };
|
---|
| 614 |
|
---|
| 615 | // Classic syntax
|
---|
| 616 | CollectionAssert.AreEquivalent(new int[] { 2, 1, 4, 3, 5 }, ints1to5);
|
---|
| 617 | CollectionAssert.AreNotEquivalent(new int[] { 2, 2, 4, 3, 5 }, ints1to5);
|
---|
| 618 | CollectionAssert.AreNotEquivalent(new int[] { 2, 4, 3, 5 }, ints1to5);
|
---|
| 619 | CollectionAssert.AreNotEquivalent(new int[] { 2, 2, 1, 1, 4, 3, 5 }, ints1to5);
|
---|
| 620 | CollectionAssert.AreNotEquivalent(twothrees, twofours);
|
---|
| 621 |
|
---|
| 622 | // Helper syntax
|
---|
| 623 | Assert.That(new int[] { 2, 1, 4, 3, 5 }, Is.EquivalentTo(ints1to5));
|
---|
| 624 | Assert.That(new int[] { 2, 2, 4, 3, 5 }, Is.Not.EquivalentTo(ints1to5));
|
---|
| 625 | Assert.That(new int[] { 2, 4, 3, 5 }, Is.Not.EquivalentTo(ints1to5));
|
---|
| 626 | Assert.That(new int[] { 2, 2, 1, 1, 4, 3, 5 }, Is.Not.EquivalentTo(ints1to5));
|
---|
| 627 |
|
---|
| 628 | // Inherited syntax
|
---|
| 629 | Expect(new int[] { 2, 1, 4, 3, 5 }, EquivalentTo(ints1to5));
|
---|
| 630 | Expect(new int[] { 2, 2, 4, 3, 5 }, Not.EquivalentTo(ints1to5));
|
---|
| 631 | Expect(new int[] { 2, 4, 3, 5 }, Not.EquivalentTo(ints1to5));
|
---|
| 632 | Expect(new int[] { 2, 2, 1, 1, 4, 3, 5 }, Not.EquivalentTo(ints1to5));
|
---|
| 633 | }
|
---|
| 634 |
|
---|
| 635 | [Test]
|
---|
| 636 | public void SubsetTests()
|
---|
| 637 | {
|
---|
| 638 | int[] ints1to5 = new int[] { 1, 2, 3, 4, 5 };
|
---|
| 639 |
|
---|
| 640 | // Classic syntax
|
---|
| 641 | CollectionAssert.IsSubsetOf(new int[] { 1, 3, 5 }, ints1to5);
|
---|
| 642 | CollectionAssert.IsSubsetOf(new int[] { 1, 2, 3, 4, 5 }, ints1to5);
|
---|
| 643 | CollectionAssert.IsNotSubsetOf(new int[] { 2, 4, 6 }, ints1to5);
|
---|
| 644 | CollectionAssert.IsNotSubsetOf(new int[] { 1, 2, 2, 2, 5 }, ints1to5);
|
---|
| 645 |
|
---|
| 646 | // Helper syntax
|
---|
| 647 | Assert.That(new int[] { 1, 3, 5 }, Is.SubsetOf(ints1to5));
|
---|
| 648 | Assert.That(new int[] { 1, 2, 3, 4, 5 }, Is.SubsetOf(ints1to5));
|
---|
| 649 | Assert.That(new int[] { 2, 4, 6 }, Is.Not.SubsetOf(ints1to5));
|
---|
| 650 |
|
---|
| 651 | // Inherited syntax
|
---|
| 652 | Expect(new int[] { 1, 3, 5 }, SubsetOf(ints1to5));
|
---|
| 653 | Expect(new int[] { 1, 2, 3, 4, 5 }, SubsetOf(ints1to5));
|
---|
| 654 | Expect(new int[] { 2, 4, 6 }, Not.SubsetOf(ints1to5));
|
---|
| 655 | }
|
---|
| 656 | #endregion
|
---|
| 657 |
|
---|
| 658 | #region Property Tests
|
---|
| 659 | [Test]
|
---|
| 660 | public void PropertyTests()
|
---|
| 661 | {
|
---|
| 662 | string[] array = { "abc", "bca", "xyz", "qrs" };
|
---|
| 663 | string[] array2 = { "a", "ab", "abc" };
|
---|
| 664 | ArrayList list = new ArrayList( array );
|
---|
| 665 |
|
---|
| 666 | // Not available using the classic syntax
|
---|
| 667 |
|
---|
| 668 | // Helper syntax
|
---|
| 669 | Assert.That( list, Has.Property( "Count" ) );
|
---|
| 670 | Assert.That( list, Has.No.Property( "Length" ) );
|
---|
| 671 |
|
---|
| 672 | Assert.That( "Hello", Has.Length.EqualTo( 5 ) );
|
---|
| 673 | Assert.That( "Hello", Has.Length.LessThan( 10 ) );
|
---|
| 674 | Assert.That( "Hello", Has.Property("Length").EqualTo(5) );
|
---|
| 675 | Assert.That( "Hello", Has.Property("Length").GreaterThan(3) );
|
---|
| 676 |
|
---|
| 677 | Assert.That( array, Has.Property( "Length" ).EqualTo( 4 ) );
|
---|
| 678 | Assert.That( array, Has.Length.EqualTo( 4 ) );
|
---|
| 679 | Assert.That( array, Has.Property( "Length" ).LessThan( 10 ) );
|
---|
| 680 |
|
---|
| 681 | Assert.That( array, Has.All.Property("Length").EqualTo(3) );
|
---|
| 682 | Assert.That( array, Has.All.Length.EqualTo( 3 ) );
|
---|
| 683 | Assert.That( array, Is.All.Length.EqualTo( 3 ) );
|
---|
| 684 | Assert.That( array, Has.All.Property("Length").EqualTo(3) );
|
---|
| 685 | Assert.That( array, Is.All.Property("Length").EqualTo(3) );
|
---|
| 686 |
|
---|
| 687 | Assert.That( array2, Has.Some.Property("Length").EqualTo(2) );
|
---|
| 688 | Assert.That( array2, Has.Some.Length.EqualTo(2) );
|
---|
| 689 | Assert.That( array2, Has.Some.Property("Length").GreaterThan(2) );
|
---|
| 690 |
|
---|
| 691 | Assert.That( array2, Is.Not.Property("Length").EqualTo(4) );
|
---|
| 692 | Assert.That( array2, Is.Not.Length.EqualTo( 4 ) );
|
---|
| 693 | Assert.That( array2, Has.No.Property("Length").GreaterThan(3) );
|
---|
| 694 |
|
---|
| 695 | Assert.That( List.Map( array2 ).Property("Length"), Is.EqualTo( new int[] { 1, 2, 3 } ) );
|
---|
| 696 | Assert.That( List.Map( array2 ).Property("Length"), Is.EquivalentTo( new int[] { 3, 2, 1 } ) );
|
---|
| 697 | Assert.That( List.Map( array2 ).Property("Length"), Is.SubsetOf( new int[] { 1, 2, 3, 4, 5 } ) );
|
---|
| 698 | Assert.That( List.Map( array2 ).Property("Length"), Is.Unique );
|
---|
| 699 |
|
---|
| 700 | Assert.That( list, Has.Count.EqualTo( 4 ) );
|
---|
| 701 |
|
---|
| 702 | // Inherited syntax
|
---|
| 703 | Expect( list, Property( "Count" ) );
|
---|
| 704 | Expect( list, Not.Property( "Nada" ) );
|
---|
| 705 |
|
---|
| 706 | Expect( "Hello", Length.EqualTo( 5 ) );
|
---|
| 707 | Expect( "Hello", Property("Length").EqualTo(5) );
|
---|
| 708 | Expect( "Hello", Property("Length").GreaterThan(0) );
|
---|
| 709 |
|
---|
| 710 | Expect( array, Property("Length").EqualTo(4) );
|
---|
| 711 | Expect( array, Length.EqualTo(4) );
|
---|
| 712 | Expect( array, Property("Length").LessThan(10));
|
---|
| 713 |
|
---|
| 714 | Expect( array, All.Length.EqualTo( 3 ) );
|
---|
| 715 | Expect( array, All.Property("Length").EqualTo(3));
|
---|
| 716 |
|
---|
| 717 | Expect( array2, Some.Property("Length").EqualTo(2) );
|
---|
| 718 | Expect( array2, Some.Length.EqualTo( 2 ) );
|
---|
| 719 | Expect( array2, Some.Property("Length").GreaterThan(2));
|
---|
| 720 |
|
---|
| 721 | Expect( array2, None.Property("Length").EqualTo(4) );
|
---|
| 722 | Expect( array2, None.Length.EqualTo( 4 ) );
|
---|
| 723 | Expect( array2, None.Property("Length").GreaterThan(3));
|
---|
| 724 |
|
---|
| 725 | Expect( Map( array2 ).Property("Length"), EqualTo( new int[] { 1, 2, 3 } ) );
|
---|
| 726 | Expect( Map( array2 ).Property("Length"), EquivalentTo( new int[] { 3, 2, 1 } ) );
|
---|
| 727 | Expect( Map( array2 ).Property("Length"), SubsetOf( new int[] { 1, 2, 3, 4, 5 } ) );
|
---|
| 728 | Expect( Map( array2 ).Property("Length"), Unique );
|
---|
| 729 |
|
---|
| 730 | Expect( list, Count.EqualTo( 4 ) );
|
---|
| 731 |
|
---|
| 732 | }
|
---|
| 733 | #endregion
|
---|
| 734 |
|
---|
| 735 | #region Not Tests
|
---|
| 736 | [Test]
|
---|
| 737 | public void NotTests()
|
---|
| 738 | {
|
---|
| 739 | // Not available using the classic syntax
|
---|
| 740 |
|
---|
| 741 | // Helper syntax
|
---|
| 742 | Assert.That(42, Is.Not.Null);
|
---|
| 743 | Assert.That(42, Is.Not.True);
|
---|
| 744 | Assert.That(42, Is.Not.False);
|
---|
| 745 | Assert.That(2.5, Is.Not.NaN);
|
---|
| 746 | Assert.That(2 + 2, Is.Not.EqualTo(3));
|
---|
| 747 | Assert.That(2 + 2, Is.Not.Not.EqualTo(4));
|
---|
| 748 | Assert.That(2 + 2, Is.Not.Not.Not.EqualTo(5));
|
---|
| 749 |
|
---|
| 750 | // Inherited syntax
|
---|
| 751 | Expect(42, Not.Null);
|
---|
| 752 | Expect(42, Not.True);
|
---|
| 753 | Expect(42, Not.False);
|
---|
| 754 | Expect(2.5, Not.NaN);
|
---|
| 755 | Expect(2 + 2, Not.EqualTo(3));
|
---|
| 756 | Expect(2 + 2, Not.Not.EqualTo(4));
|
---|
| 757 | Expect(2 + 2, Not.Not.Not.EqualTo(5));
|
---|
| 758 | }
|
---|
| 759 | #endregion
|
---|
| 760 |
|
---|
| 761 | #region Operator Tests
|
---|
| 762 | [Test]
|
---|
| 763 | public void NotOperator()
|
---|
| 764 | {
|
---|
| 765 | // The ! operator is only available in the new syntax
|
---|
| 766 | Assert.That(42, !Is.Null);
|
---|
| 767 | // Inherited syntax
|
---|
| 768 | Expect( 42, !Null );
|
---|
| 769 | }
|
---|
| 770 |
|
---|
| 771 | [Test]
|
---|
| 772 | public void AndOperator()
|
---|
| 773 | {
|
---|
| 774 | // The & operator is only available in the new syntax
|
---|
| 775 | Assert.That(7, Is.GreaterThan(5) & Is.LessThan(10));
|
---|
| 776 | // Inherited syntax
|
---|
| 777 | Expect( 7, GreaterThan(5) & LessThan(10));
|
---|
| 778 | }
|
---|
| 779 |
|
---|
| 780 | [Test]
|
---|
| 781 | public void OrOperator()
|
---|
| 782 | {
|
---|
| 783 | // The | operator is only available in the new syntax
|
---|
| 784 | Assert.That(3, Is.LessThan(5) | Is.GreaterThan(10));
|
---|
| 785 | Expect( 3, LessThan(5) | GreaterThan(10));
|
---|
| 786 | }
|
---|
| 787 |
|
---|
| 788 | [Test]
|
---|
| 789 | public void ComplexTests()
|
---|
| 790 | {
|
---|
| 791 | Assert.That(7, Is.Not.Null & Is.Not.LessThan(5) & Is.Not.GreaterThan(10));
|
---|
| 792 | Expect(7, Not.Null & Not.LessThan(5) & Not.GreaterThan(10));
|
---|
| 793 |
|
---|
| 794 | Assert.That(7, !Is.Null & !Is.LessThan(5) & !Is.GreaterThan(10));
|
---|
| 795 | Expect(7, !Null & !LessThan(5) & !GreaterThan(10));
|
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| 796 |
|
---|
| 797 | // TODO: Remove #if when mono compiler can handle null
|
---|
| 798 | #if MONO
|
---|
| 799 | Constraint x = null;
|
---|
| 800 | Assert.That(7, !x & !Is.LessThan(5) & !Is.GreaterThan(10));
|
---|
| 801 | Expect(7, !x & !LessThan(5) & !GreaterThan(10));
|
---|
| 802 | #else
|
---|
| 803 | Assert.That(7, !(Constraint)null & !Is.LessThan(5) & !Is.GreaterThan(10));
|
---|
| 804 | Expect(7, !(Constraint)null & !LessThan(5) & !GreaterThan(10));
|
---|
| 805 | #endif
|
---|
| 806 | }
|
---|
| 807 | #endregion
|
---|
| 808 |
|
---|
| 809 | #region Invalid Code Tests
|
---|
| 810 | // This method contains assertions that should not compile
|
---|
| 811 | // You can check by uncommenting it.
|
---|
| 812 | //public void WillNotCompile()
|
---|
| 813 | //{
|
---|
| 814 | // Assert.That(42, Is.Not);
|
---|
| 815 | // Assert.That(42, Is.All);
|
---|
| 816 | // Assert.That(42, Is.Null.Not);
|
---|
| 817 | // Assert.That(42, Is.Not.Null.GreaterThan(10));
|
---|
| 818 | // Assert.That(42, Is.GreaterThan(10).LessThan(99));
|
---|
| 819 |
|
---|
| 820 | // object[] c = new object[0];
|
---|
| 821 | // Assert.That(c, Is.Null.All);
|
---|
| 822 | // Assert.That(c, Is.Not.All);
|
---|
| 823 | // Assert.That(c, Is.All.Not);
|
---|
| 824 | //}
|
---|
| 825 | #endregion
|
---|
| 826 | }
|
---|
| 827 |
|
---|
| 828 | }
|
---|