How to use async_example_with_result_should_fail method of NSpec.Tests.WhenRunningSpecs.AsyncSpecClass class

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describe_async_method_level_examples.cs

Source: describe_async_method_level_examples.cs Github

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1using FluentAssertions;
2using NSpec.Domain;
3using NUnit.Framework;
4using System.Linq;
5using System.Threading.Tasks;
6
7namespace NSpec.Tests.WhenRunningSpecs
8{
9    [TestFixture]
10    [Category("RunningSpecs")]
11    [Category("Async")]
12    public class describe_async_method_level_examples : describe_method_level_examples_common_cases
13    {
14        class AsyncSpecClass : nspec
15        {
16            public static bool first_async_example_executed, last_async_example_executed;
17
18            async Task it_should_be_an_async_example()
19            {
20                await Task.Run(() =>
21                {
22                    first_async_example_executed = true;
23
24                    Assert.That("hello", Is.EqualTo("hello"));
25                });
26            }
27
28            async Task it_should_be_failing_async()
29            {
30                await Task.Run(() =>
31                {
32                    last_async_example_executed = true;
33
34                    Assert.That("hello", Is.Not.EqualTo("hello"));
35                });
36            }
37        }
38
39        [SetUp]
40        public void setup()
41        {
42            RunWithReflector(typeof(AsyncSpecClass));
43        }
44
45        protected override bool FirstExampleExecuted { get { return AsyncSpecClass.first_async_example_executed; } }
46        protected override bool LastExampleExecuted { get { return AsyncSpecClass.last_async_example_executed; } }
47    }
48
49    [TestFixture]
50    [Category("RunningSpecs")]
51    [Category("Async")]
52    public class describe_async_wrong_method_level_examples : when_running_method_level_examples
53    {
54        class WrongAsyncSpecClass : nspec
55        {
56            async Task<long> it_should_be_failing_with_task_result()
57            {
58                await Task.Run(() => Assert.That("hello", Is.EqualTo("hello")));
59
60                return -1L;
61            }
62
63            async void it_should_throw_with_async_void()
64            {
65                await Task.Run(() => Assert.That("hello", Is.EqualTo("hello")));
66            }
67        }
68
69        [SetUp]
70        public void setup()
71        {
72            RunWithReflector(typeof(WrongAsyncSpecClass));
73        }
74
75        [Test]
76        public void async_example_with_result_should_fail()
77        {
78            var example = contexts.Examples().First();
79
80            example.HasRun.Should().BeTrue();
81
82            example.Exception.Should().NotBeNull();
83
84            example.Exception.Should().BeOfType<AsyncMismatchException>();
85        }
86
87        [Test]
88        public void async_example_with_void_should_fail()
89        {
90            var example = contexts.Examples().Last();
91
92            example.HasRun.Should().BeTrue();
93
94            example.Exception.Should().NotBeNull();
95
96            example.Exception.Should().BeOfType<AsyncMismatchException>();
97        }
98    }
99}
100
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