├── .github ├── FUNDING.yml └── workflows │ └── build.yml ├── .gitignore ├── LICENSE ├── Nito.AsyncEx.Testing.sln ├── README.md ├── src ├── Directory.Build.props ├── Directory.Build.targets ├── Nito.AsyncEx.Testing │ ├── AsyncAssert.cs │ └── Nito.AsyncEx.Testing.csproj ├── icon.png └── project.props └── test ├── Directory.Build.props └── UnitTests ├── Cancels.cs ├── CancelsAsync_Delegate.cs ├── CancelsAsync_Delegate_Synchronous.cs ├── CancelsAsync_Task.cs ├── CancelsAsync_Task_Synchronous.cs ├── NeverCompletesAsync.cs ├── Throws.cs ├── ThrowsAsync_Delegate.cs ├── ThrowsAsync_Delegate_Synchronous.cs ├── ThrowsAsync_Task.cs ├── ThrowsAsync_Task_Synchronous.cs └── UnitTests.csproj /.github/FUNDING.yml: -------------------------------------------------------------------------------- 1 | github: [StephenCleary] 2 | -------------------------------------------------------------------------------- /.github/workflows/build.yml: -------------------------------------------------------------------------------- 1 | # build.yml v1.4 2 | # 1.4 - Avoid set-env. 3 | # 1.3 - Include tag workflow in this file. 4 | # 1.2 - Define DOTNET_SKIP_FIRST_TIME_EXPERIENCE/NUGET_XMLDOC_MODE. 5 | # 1.1 - Use actions/cache@v2. 6 | # 1.0 - Initial release. 7 | 8 | name: Build 9 | 10 | on: 11 | - push 12 | 13 | env: 14 | CI: 'true' 15 | DOTNET_CLI_TELEMETRY_OPTOUT: 'true' 16 | DOTNET_SKIP_FIRST_TIME_EXPERIENCE: 'true' 17 | NUGET_XMLDOC_MODE: 'skip' 18 | 19 | jobs: 20 | build: 21 | runs-on: ubuntu-latest 22 | steps: 23 | 24 | - name: Dump context 25 | env: 26 | CONTEXT: ${{ toJson(github) }} 27 | run: | 28 | echo "Context: $Env:CONTEXT" 29 | 30 | - name: Determine cache fallbacks 31 | if: github.event_name != 'push' 32 | id: cache_fallbacks 33 | run: | 34 | echo "::set-output name=nuget::nuget-" 35 | 36 | - name: Checkout 37 | uses: actions/checkout@v2 38 | with: 39 | fetch-depth: 0 40 | 41 | - name: Cache nuget 42 | uses: actions/cache@v2 43 | with: 44 | path: ~/.nuget/packages 45 | key: nuget-${{ hashFiles('**/*.csproj') }}-${{ hashFiles('**/*.props') }} 46 | restore-keys: ${{ steps.cache_fallbacks.outputs.nuget }} 47 | 48 | - name: Get existing tag 49 | id: existingtag 50 | uses: WyriHaximus/github-action-get-previous-tag@0.2.0 51 | continue-on-error: true 52 | 53 | - name: Get current version 54 | run: | 55 | dotnet tool install --global Nito.ProjProps 56 | echo "NEWTAG=v$(projprops --name version --output-format SingleValueOnly --project src --project-search)" >> $GITHUB_ENV 57 | 58 | - name: Build 59 | run: | 60 | dotnet build --configuration Release 61 | dotnet test --configuration Release --no-build --collect:"XPlat Code Coverage" 62 | dotnet pack --configuration Release --no-build 63 | 64 | - name: Upload package artifacts 65 | uses: actions/upload-artifact@v2 66 | with: 67 | name: nuget-packages 68 | path: | 69 | **/*.nupkg 70 | **/*.snupkg 71 | 72 | - name: Publish code coverage 73 | uses: codecov/codecov-action@v1 74 | 75 | - name: Publish packages 76 | if: env.NEWTAG != steps.existingtag.outputs.tag 77 | run: | 78 | dotnet nuget push **/*.nupkg --source https://api.nuget.org/v3/index.json --skip-duplicate --api-key ${{ secrets.NUGET_API_KEY }} 79 | 80 | - name: Create tag 81 | if: env.NEWTAG != steps.existingtag.outputs.tag 82 | run: | 83 | git tag ${{ env.NEWTAG }} 84 | git push --tags 85 | -------------------------------------------------------------------------------- /.gitignore: -------------------------------------------------------------------------------- 1 | ## Ignore Visual Studio temporary files, build results, and 2 | ## files generated by popular Visual Studio add-ons. 3 | 4 | # User-specific files 5 | *.suo 6 | *.user 7 | *.userosscache 8 | *.sln.docstates 9 | 10 | # User-specific files (MonoDevelop/Xamarin Studio) 11 | *.userprefs 12 | 13 | # Build results 14 | [Dd]ebug/ 15 | [Dd]ebugPublic/ 16 | [Rr]elease/ 17 | [Rr]eleases/ 18 | x64/ 19 | x86/ 20 | build/ 21 | bld/ 22 | [Bb]in/ 23 | [Oo]bj/ 24 | 25 | # Visual Studo 2015 cache/options directory 26 | .vs/ 27 | 28 | # MSTest test Results 29 | [Tt]est[Rr]esult*/ 30 | [Bb]uild[Ll]og.* 31 | 32 | # NUNIT 33 | *.VisualState.xml 34 | TestResult.xml 35 | 36 | # Build Results of an ATL Project 37 | [Dd]ebugPS/ 38 | [Rr]eleasePS/ 39 | dlldata.c 40 | 41 | *_i.c 42 | *_p.c 43 | *_i.h 44 | *.ilk 45 | *.meta 46 | *.obj 47 | *.pch 48 | *.pdb 49 | *.pgc 50 | *.pgd 51 | *.rsp 52 | *.sbr 53 | *.tlb 54 | *.tli 55 | *.tlh 56 | *.tmp 57 | *.tmp_proj 58 | *.log 59 | *.vspscc 60 | *.vssscc 61 | .builds 62 | *.pidb 63 | *.svclog 64 | *.scc 65 | 66 | # Chutzpah Test files 67 | _Chutzpah* 68 | 69 | # Visual C++ cache files 70 | ipch/ 71 | *.aps 72 | *.ncb 73 | *.opensdf 74 | *.sdf 75 | *.cachefile 76 | 77 | # Visual Studio profiler 78 | *.psess 79 | *.vsp 80 | *.vspx 81 | 82 | # TFS 2012 Local Workspace 83 | $tf/ 84 | 85 | # Guidance Automation Toolkit 86 | *.gpState 87 | 88 | # ReSharper is a .NET coding add-in 89 | _ReSharper*/ 90 | *.[Rr]e[Ss]harper 91 | *.DotSettings.user 92 | 93 | # JustCode is a .NET coding addin-in 94 | .JustCode 95 | 96 | # TeamCity is a build add-in 97 | _TeamCity* 98 | 99 | # DotCover is a Code Coverage Tool 100 | *.dotCover 101 | 102 | # NCrunch 103 | _NCrunch_* 104 | .*crunch*.local.xml 105 | 106 | # MightyMoose 107 | *.mm.* 108 | AutoTest.Net/ 109 | 110 | # Web workbench (sass) 111 | .sass-cache/ 112 | 113 | # Installshield output folder 114 | [Ee]xpress/ 115 | 116 | # DocProject is a documentation generator add-in 117 | DocProject/buildhelp/ 118 | DocProject/Help/*.HxT 119 | DocProject/Help/*.HxC 120 | DocProject/Help/*.hhc 121 | DocProject/Help/*.hhk 122 | DocProject/Help/*.hhp 123 | DocProject/Help/Html2 124 | DocProject/Help/html 125 | 126 | # Click-Once directory 127 | publish/ 128 | 129 | # Publish Web Output 130 | *.[Pp]ublish.xml 131 | *.azurePubxml 132 | # TODO: Comment the next line if you want to checkin your web deploy settings 133 | # but database connection strings (with potential passwords) will be unencrypted 134 | *.pubxml 135 | *.publishproj 136 | 137 | # NuGet Packages 138 | *.nupkg 139 | # The packages folder can be ignored because of Package Restore 140 | **/packages/* 141 | # except build/, which is used as an MSBuild target. 142 | !**/packages/build/ 143 | # Uncomment if necessary however generally it will be regenerated when needed 144 | #!**/packages/repositories.config 145 | 146 | # Windows Azure Build Output 147 | csx/ 148 | *.build.csdef 149 | 150 | # Windows Store app package directory 151 | AppPackages/ 152 | 153 | # Others 154 | *.[Cc]ache 155 | ClientBin/ 156 | [Ss]tyle[Cc]op.* 157 | ~$* 158 | *~ 159 | *.dbmdl 160 | *.dbproj.schemaview 161 | *.pfx 162 | *.publishsettings 163 | node_modules/ 164 | bower_components/ 165 | 166 | # RIA/Silverlight projects 167 | Generated_Code/ 168 | 169 | # Backup & report files from converting an old project file 170 | # to a newer Visual Studio version. Backup files are not needed, 171 | # because we have git ;-) 172 | _UpgradeReport_Files/ 173 | Backup*/ 174 | UpgradeLog*.XML 175 | UpgradeLog*.htm 176 | 177 | # SQL Server files 178 | *.mdf 179 | *.ldf 180 | 181 | # Business Intelligence projects 182 | *.rdl.data 183 | *.bim.layout 184 | *.bim_*.settings 185 | 186 | # Microsoft Fakes 187 | FakesAssemblies/ 188 | 189 | # Node.js Tools for Visual Studio 190 | .ntvs_analysis.dat 191 | 192 | # Visual Studio 6 build log 193 | *.plg 194 | 195 | # Visual Studio 6 workspace options file 196 | *.opt 197 | 198 | *.lock.json 199 | -------------------------------------------------------------------------------- /LICENSE: -------------------------------------------------------------------------------- 1 | The MIT License (MIT) 2 | 3 | Copyright (c) 2015 Stephen Cleary 4 | 5 | Permission is hereby granted, free of charge, to any person obtaining a copy 6 | of this software and associated documentation files (the "Software"), to deal 7 | in the Software without restriction, including without limitation the rights 8 | to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 9 | copies of the Software, and to permit persons to whom the Software is 10 | furnished to do so, subject to the following conditions: 11 | 12 | The above copyright notice and this permission notice shall be included in all 13 | copies or substantial portions of the Software. 14 | 15 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 16 | IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 17 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 18 | AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 19 | LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 20 | OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 21 | SOFTWARE. 22 | 23 | -------------------------------------------------------------------------------- /Nito.AsyncEx.Testing.sln: -------------------------------------------------------------------------------- 1 |  2 | Microsoft Visual Studio Solution File, Format Version 12.00 3 | # Visual Studio Version 16 4 | VisualStudioVersion = 16.0.30517.126 5 | MinimumVisualStudioVersion = 10.0.40219.1 6 | Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "src", "src", "{8FBC0C94-6B41-4290-BA5E-595D2C4D1D76}" 7 | EndProject 8 | Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "test", "test", "{D83376BF-DB75-423F-9DFF-C8C369CE4BD7}" 9 | EndProject 10 | Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Nito.AsyncEx.Testing", "src\Nito.AsyncEx.Testing\Nito.AsyncEx.Testing.csproj", "{C6C3EB33-71DD-4616-B47F-1FC35BC5B903}" 11 | EndProject 12 | Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "UnitTests", "test\UnitTests\UnitTests.csproj", "{4A5CD78D-E1D8-47A8-96A6-5B58291BA5CB}" 13 | EndProject 14 | Global 15 | GlobalSection(SolutionConfigurationPlatforms) = preSolution 16 | Debug|Any CPU = Debug|Any CPU 17 | Release|Any CPU = Release|Any CPU 18 | EndGlobalSection 19 | GlobalSection(ProjectConfigurationPlatforms) = postSolution 20 | {C6C3EB33-71DD-4616-B47F-1FC35BC5B903}.Debug|Any CPU.ActiveCfg = Debug|Any CPU 21 | {C6C3EB33-71DD-4616-B47F-1FC35BC5B903}.Debug|Any CPU.Build.0 = Debug|Any CPU 22 | {C6C3EB33-71DD-4616-B47F-1FC35BC5B903}.Release|Any CPU.ActiveCfg = Release|Any CPU 23 | {C6C3EB33-71DD-4616-B47F-1FC35BC5B903}.Release|Any CPU.Build.0 = Release|Any CPU 24 | {4A5CD78D-E1D8-47A8-96A6-5B58291BA5CB}.Debug|Any CPU.ActiveCfg = Debug|Any CPU 25 | {4A5CD78D-E1D8-47A8-96A6-5B58291BA5CB}.Debug|Any CPU.Build.0 = Debug|Any CPU 26 | {4A5CD78D-E1D8-47A8-96A6-5B58291BA5CB}.Release|Any CPU.ActiveCfg = Release|Any CPU 27 | {4A5CD78D-E1D8-47A8-96A6-5B58291BA5CB}.Release|Any CPU.Build.0 = Release|Any CPU 28 | EndGlobalSection 29 | GlobalSection(SolutionProperties) = preSolution 30 | HideSolutionNode = FALSE 31 | EndGlobalSection 32 | GlobalSection(NestedProjects) = preSolution 33 | {C6C3EB33-71DD-4616-B47F-1FC35BC5B903} = {8FBC0C94-6B41-4290-BA5E-595D2C4D1D76} 34 | {4A5CD78D-E1D8-47A8-96A6-5B58291BA5CB} = {D83376BF-DB75-423F-9DFF-C8C369CE4BD7} 35 | EndGlobalSection 36 | GlobalSection(ExtensibilityGlobals) = postSolution 37 | SolutionGuid = {919AC759-203D-4A85-93E3-47CA5E0862D0} 38 | EndGlobalSection 39 | EndGlobal 40 | -------------------------------------------------------------------------------- /README.md: -------------------------------------------------------------------------------- 1 | ![Logo](src/icon.png) 2 | 3 | # AsyncEx.Testing [![Build status](https://github.com/StephenCleary/AsyncEx.Testing/workflows/Build/badge.svg)](https://github.com/StephenCleary/AsyncEx.Testing/actions?query=workflow%3ABuild) [![codecov](https://codecov.io/gh/StephenCleary/AsyncEx.Testing/branch/master/graph/badge.svg)](https://codecov.io/gh/StephenCleary/AsyncEx.Testing) [![NuGet version](https://badge.fury.io/nu/Nito.AsyncEx.Testing.svg)](https://www.nuget.org/packages/Nito.AsyncEx.Testing) [![API docs](https://img.shields.io/badge/API-dotnetapis-blue.svg)](http://dotnetapis.com/pkg/Nito.AsyncEx.Testing) 4 | 5 | Helper types for writing unit tests for asynchronous code. 6 | -------------------------------------------------------------------------------- /src/Directory.Build.props: -------------------------------------------------------------------------------- 1 | 2 | 9 | 10 | 11 | 12 | 13 | 14 | true 15 | latest 16 | enable 17 | true 18 | 19 | 20 | true 21 | 22 | 23 | 24 | all 25 | runtime; build; native; contentfiles; analyzers; buildtransitive 26 | 27 | 28 | 29 | 30 | 31 | https://github.com/$(GITHUB_REPOSITORY) 32 | MIT 33 | 34 | 35 | 36 | 37 | icon.png 38 | 39 | 40 | 41 | 42 | 43 | 44 | 45 | true 46 | true 47 | true 48 | snupkg 49 | 50 | 51 | 52 | 53 | 54 | 55 | 56 | 57 | 58 | 59 | 60 | 61 | dev 62 | 63 | 64 | 65 | 66 | 67 | 68 | 72 | 73 | <_LocalTopLevelSourceRoot Include="@(SourceRoot)" Condition="'%(SourceRoot.NestedRoot)' == ''"/> 74 | 75 | 76 | -------------------------------------------------------------------------------- /src/Directory.Build.targets: -------------------------------------------------------------------------------- 1 | 2 | 7 | 8 | 9 | 10 | false 11 | false 12 | NU5128 13 | 14 | 15 | 16 | true 17 | 18 | -------------------------------------------------------------------------------- /src/Nito.AsyncEx.Testing/AsyncAssert.cs: -------------------------------------------------------------------------------- 1 | using System; 2 | using System.Runtime.ExceptionServices; 3 | using System.Threading.Tasks; 4 | 5 | namespace Nito.AsyncEx.Testing 6 | { 7 | /// 8 | /// Provides static methods useful for testing asynchronous methods and tasks. 9 | /// 10 | public static class AsyncAssert 11 | { 12 | /// 13 | /// Ensures that a synchronous delegate throws an exception of an expected type. 14 | /// 15 | /// The type of exception to expect. 16 | /// The synchronous delegate to test. 17 | /// Whether derived types should be accepted. 18 | public static TException Throws(Action action, bool allowDerivedTypes = true) 19 | where TException : Exception 20 | { 21 | _ = action ?? throw new ArgumentNullException(nameof(action)); 22 | try 23 | { 24 | action(); 25 | } 26 | catch (Exception ex) 27 | { 28 | if (allowDerivedTypes && !(ex is TException)) 29 | throw new Exception("Delegate threw exception of type " + ex.GetType().Name + ", but " + typeof(TException).Name + " or a derived type was expected.", ex); 30 | if (!allowDerivedTypes && ex.GetType() != typeof(TException)) 31 | throw new Exception("Delegate threw exception of type " + ex.GetType().Name + ", but " + typeof(TException).Name + " was expected.", ex); 32 | return (TException)ex; 33 | } 34 | throw new Exception("Delegate did not throw expected exception " + typeof(TException).Name + "."); 35 | } 36 | 37 | /// 38 | /// Ensures that a synchronous delegate throws an exception. 39 | /// 40 | /// The synchronous delegate to test. 41 | public static Exception Throws(Action action) 42 | { 43 | return Throws(action, true); 44 | } 45 | 46 | /// 47 | /// Ensures that an asynchronous delegate throws an exception of an expected type. 48 | /// 49 | /// The type of exception to expect. 50 | /// The asynchronous delegate to test. 51 | /// Whether derived types should be accepted. 52 | public static async Task ThrowsAsync(Func action, bool allowDerivedTypes = true) 53 | where TException : Exception 54 | { 55 | _ = action ?? throw new ArgumentNullException(nameof(action)); 56 | try 57 | { 58 | await action().ConfigureAwait(false); 59 | } 60 | catch (Exception ex) 61 | { 62 | if (allowDerivedTypes && !(ex is TException)) 63 | throw new Exception("Delegate threw exception of type " + ex.GetType().Name + ", but " + typeof(TException).Name + " or a derived type was expected.", ex); 64 | if (!allowDerivedTypes && ex.GetType() != typeof(TException)) 65 | throw new Exception("Delegate threw exception of type " + ex.GetType().Name + ", but " + typeof(TException).Name + " was expected.", ex); 66 | return (TException)ex; 67 | } 68 | throw new Exception("Delegate did not throw expected exception " + typeof(TException).Name + "."); 69 | } 70 | 71 | /// 72 | /// Ensures that an asynchronous delegate throws an exception. 73 | /// 74 | /// The asynchronous delegate to test. 75 | public static Task ThrowsAsync(Func action) 76 | { 77 | return ThrowsAsync(action, true); 78 | } 79 | 80 | /// 81 | /// Ensures that a task throws an exception of an expected type. 82 | /// 83 | /// The type of exception to expect. 84 | /// The task to observe. 85 | /// Whether derived types should be accepted. 86 | public static Task ThrowsAsync(Task task, bool allowDerivedTypes = true) 87 | where TException : Exception 88 | { 89 | return ThrowsAsync(() => task, allowDerivedTypes); 90 | } 91 | 92 | /// 93 | /// Ensures that a task throws an exception. 94 | /// 95 | /// The task to observe. 96 | public static Task ThrowsAsync(Task task) 97 | { 98 | return ThrowsAsync(task, true); 99 | } 100 | 101 | /// 102 | /// Ensures that a synchronous delegate is cancelled. 103 | /// 104 | /// The synchronous delegate to test. 105 | public static OperationCanceledException Cancels(Action action) 106 | { 107 | return Throws(action, true); 108 | } 109 | 110 | 111 | /// 112 | /// Ensures that an asynchronous delegate is cancelled. 113 | /// 114 | /// The asynchronous delegate to test. 115 | public static Task CancelsAsync(Func action) 116 | { 117 | return ThrowsAsync(action, true); 118 | } 119 | 120 | /// 121 | /// Ensures that a task is cancelled. 122 | /// 123 | /// The task to observe. 124 | public static Task CancelsAsync(Task task) 125 | { 126 | return ThrowsAsync(task, true); 127 | } 128 | 129 | /// 130 | /// Attempts to ensure that a task never completes. If the task takes a long time to complete, this method may not detect that it (incorrectly) completes. 131 | /// 132 | /// The task to observe. 133 | /// The amount of time to (asynchronously) wait for the task to complete. 134 | public static async Task NeverCompletesAsync(Task task, int timeout = 500) 135 | { 136 | _ = task ?? throw new ArgumentNullException(nameof(task)); 137 | 138 | // Wait for the task to complete, or the timeout to fire. 139 | var completedTask = await Task.WhenAny(task, Task.Delay(timeout)).ConfigureAwait(false); 140 | if (completedTask == task) 141 | throw new Exception("Task completed unexpectedly."); 142 | 143 | // If the task didn't complete, attach a continuation that will raise an exception on a random thread pool thread if it ever does complete. 144 | try 145 | { 146 | throw new Exception("Task completed unexpectedly."); 147 | } 148 | #pragma warning disable CA1031 // Do not catch general exception types 149 | catch (Exception ex) 150 | #pragma warning restore CA1031 // Do not catch general exception types 151 | { 152 | var info = ExceptionDispatchInfo.Capture(ex); 153 | var __ = task.ContinueWith(_ => info.Throw(), TaskScheduler.Default); 154 | } 155 | } 156 | } 157 | } 158 | -------------------------------------------------------------------------------- /src/Nito.AsyncEx.Testing/Nito.AsyncEx.Testing.csproj: -------------------------------------------------------------------------------- 1 |  2 | 3 | 4 | Helpful types for writing asynchronous unit tests. 5 | netstandard1.0;netstandard2.0;net461 6 | async;unit;test 7 | 8 | 9 | 10 | -------------------------------------------------------------------------------- /src/icon.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/StephenCleary/AsyncEx.Testing/fcbaeacc4d6c00461d40d50f282b40bb72740a38/src/icon.png -------------------------------------------------------------------------------- /src/project.props: -------------------------------------------------------------------------------- 1 | 2 | 3 | 1.1.1 4 | Stephen Cleary 5 | 6 | -------------------------------------------------------------------------------- /test/Directory.Build.props: -------------------------------------------------------------------------------- 1 | 2 | 6 | 7 | 8 | latest 9 | 10 | 11 | 12 | 13 | 14 | 15 | all 16 | runtime; build; native; contentfiles; analyzers; buildtransitive 17 | 18 | 19 | all 20 | runtime; build; native; contentfiles; analyzers; buildtransitive 21 | 22 | 23 | 24 | -------------------------------------------------------------------------------- /test/UnitTests/Cancels.cs: -------------------------------------------------------------------------------- 1 | using System; 2 | using System.Threading.Tasks; 3 | using Nito.AsyncEx.Testing; 4 | using Xunit; 5 | 6 | namespace UnitTests 7 | { 8 | public partial class UnitTests 9 | { 10 | [Fact] 11 | public void Cancels_DelegateDoesNotCancel_Fails() 12 | { 13 | Assert.Throws(() => 14 | { 15 | AsyncAssert.Cancels(() => { }); 16 | }); 17 | } 18 | 19 | [Fact] 20 | public void Cancels_DelegateThrowsWrongException_Fails() 21 | { 22 | Assert.Throws(() => 23 | { 24 | AsyncAssert.Cancels(() => { throw new InvalidOperationException(); }); 25 | }); 26 | } 27 | 28 | [Fact] 29 | public void Cancels_DelegateCancels_ReturnsException() 30 | { 31 | var expectedException = new OperationCanceledException(); 32 | var result = AsyncAssert.Cancels(() => { throw expectedException; }); 33 | Assert.Same(expectedException, result); 34 | } 35 | 36 | [Fact] 37 | public void Cancels_DelegateCancelsWithDerivedException_ReturnsException() 38 | { 39 | var expectedException = new TaskCanceledException(); 40 | var result = AsyncAssert.Cancels(() => { throw expectedException; }); 41 | Assert.Same(expectedException, result); 42 | } 43 | 44 | [Fact] 45 | public void Cancels_DelegateThrowsBaseException_Fails() 46 | { 47 | Assert.Throws(() => 48 | { 49 | AsyncAssert.Cancels(() => { throw new Exception(); }); 50 | }); 51 | } 52 | } 53 | } 54 | -------------------------------------------------------------------------------- /test/UnitTests/CancelsAsync_Delegate.cs: -------------------------------------------------------------------------------- 1 | using System; 2 | using System.Threading.Tasks; 3 | using Nito.AsyncEx.Testing; 4 | using Xunit; 5 | 6 | namespace UnitTests 7 | { 8 | public partial class UnitTests 9 | { 10 | [Fact] 11 | public async Task CancelsAsync_DelegateDoesNotCancel_Fails() 12 | { 13 | await Assert.ThrowsAsync(async () => 14 | { 15 | await AsyncAssert.CancelsAsync(async () => { await Task.Yield(); }); 16 | }); 17 | } 18 | 19 | [Fact] 20 | public async Task CancelsAsync_DelegateThrowsWrongException_Fails() 21 | { 22 | await Assert.ThrowsAsync(async () => 23 | { 24 | await AsyncAssert.CancelsAsync(async () => { await Task.Yield(); throw new InvalidOperationException(); }); 25 | }); 26 | } 27 | 28 | [Fact] 29 | public async Task CancelsAsync_DelegateCancels_ReturnsException() 30 | { 31 | var expectedException = new OperationCanceledException(); 32 | var result = await AsyncAssert.CancelsAsync(async () => { await Task.Yield(); throw expectedException; }); 33 | Assert.Same(expectedException, result); 34 | } 35 | 36 | [Fact] 37 | public async Task CancelsAsync_DelegateCancelsWithDerivedException_ReturnsException() 38 | { 39 | var expectedException = new TaskCanceledException(); 40 | var result = await AsyncAssert.CancelsAsync(async () => { await Task.Yield(); throw expectedException; }); 41 | Assert.Same(expectedException, result); 42 | } 43 | 44 | [Fact] 45 | public async Task CancelsAsync_DelegateThrowsBaseException_Fails() 46 | { 47 | await Assert.ThrowsAsync(async () => 48 | { 49 | await AsyncAssert.CancelsAsync(async () => { await Task.Yield(); throw new Exception(); }); 50 | }); 51 | } 52 | } 53 | } 54 | -------------------------------------------------------------------------------- /test/UnitTests/CancelsAsync_Delegate_Synchronous.cs: -------------------------------------------------------------------------------- 1 | using System; 2 | using System.Threading.Tasks; 3 | using Nito.AsyncEx.Testing; 4 | using Xunit; 5 | 6 | namespace UnitTests 7 | { 8 | public partial class UnitTests 9 | { 10 | [Fact] 11 | public async Task CancelsAsync_SynchronousDelegateDoesNotCancel_Fails() 12 | { 13 | await Assert.ThrowsAsync(async () => 14 | { 15 | await AsyncAssert.CancelsAsync(() => Task.FromResult(0)); 16 | }); 17 | } 18 | 19 | [Fact] 20 | public async Task CancelsAsync_SynchronousDelegateThrowsWrongException_Fails() 21 | { 22 | await Assert.ThrowsAsync(async () => 23 | { 24 | await AsyncAssert.CancelsAsync(() => { throw new InvalidOperationException(); }); 25 | }); 26 | } 27 | 28 | [Fact] 29 | public async Task CancelsAsync_SynchronousDelegateCancels_ReturnsException() 30 | { 31 | var expectedException = new OperationCanceledException(); 32 | var result = await AsyncAssert.CancelsAsync(() => { throw expectedException; }); 33 | Assert.Same(expectedException, result); 34 | } 35 | 36 | [Fact] 37 | public async Task CancelsAsync_SynchronousDelegateCancelsWithDerivedException_ReturnsException() 38 | { 39 | var expectedException = new TaskCanceledException(); 40 | var result = await AsyncAssert.CancelsAsync(() => { throw expectedException; }); 41 | Assert.Same(expectedException, result); 42 | } 43 | 44 | [Fact] 45 | public async Task CancelsAsync_SynchronousDelegateThrowsBaseException_Fails() 46 | { 47 | await Assert.ThrowsAsync(async () => 48 | { 49 | await AsyncAssert.CancelsAsync(() => { throw new Exception(); }); 50 | }); 51 | } 52 | } 53 | } 54 | -------------------------------------------------------------------------------- /test/UnitTests/CancelsAsync_Task.cs: -------------------------------------------------------------------------------- 1 | using System; 2 | using System.Threading.Tasks; 3 | using Nito.AsyncEx.Testing; 4 | using Xunit; 5 | 6 | namespace UnitTests 7 | { 8 | public partial class UnitTests 9 | { 10 | [Fact] 11 | public async Task CancelsAsync_TaskDoesNotCancel_Fails() 12 | { 13 | await Assert.ThrowsAsync(async () => 14 | { 15 | var tcs = new TaskCompletionSource(); 16 | var testTask = AsyncAssert.CancelsAsync(tcs.Task); 17 | tcs.SetResult(null); 18 | await testTask; 19 | }); 20 | } 21 | 22 | [Fact] 23 | public async Task CancelsAsync_TaskThrowsWrongException_Fails() 24 | { 25 | await Assert.ThrowsAsync(async () => 26 | { 27 | var tcs = new TaskCompletionSource(); 28 | var testTask = AsyncAssert.CancelsAsync(tcs.Task); 29 | tcs.SetException(new InvalidOperationException()); 30 | await testTask; 31 | }); 32 | } 33 | 34 | [Fact] 35 | public async Task CancelsAsync_TaskCancels_ReturnsException() 36 | { 37 | var expectedException = new OperationCanceledException(); 38 | var tcs = new TaskCompletionSource(); 39 | var testTask = AsyncAssert.CancelsAsync(tcs.Task); 40 | tcs.SetException(expectedException); 41 | var result = await testTask; 42 | Assert.Same(expectedException, result); 43 | } 44 | 45 | [Fact] 46 | public async Task CancelsAsync_TaskCancelsWithDerivedException_ReturnsException() 47 | { 48 | var expectedException = new TaskCanceledException(); 49 | var tcs = new TaskCompletionSource(); 50 | var testTask = AsyncAssert.CancelsAsync(tcs.Task); 51 | tcs.SetException(expectedException); 52 | var result = await testTask; 53 | Assert.Same(expectedException, result); 54 | } 55 | 56 | [Fact] 57 | public async Task CancelsAsync_TaskThrowsBaseException_Fails() 58 | { 59 | await Assert.ThrowsAsync(async () => 60 | { 61 | var tcs = new TaskCompletionSource(); 62 | var testTask = AsyncAssert.CancelsAsync(tcs.Task); 63 | tcs.SetException(new Exception()); 64 | await testTask; 65 | }); 66 | } 67 | } 68 | } 69 | -------------------------------------------------------------------------------- /test/UnitTests/CancelsAsync_Task_Synchronous.cs: -------------------------------------------------------------------------------- 1 | using System; 2 | using System.Threading.Tasks; 3 | using Nito.AsyncEx.Testing; 4 | using Xunit; 5 | 6 | namespace UnitTests 7 | { 8 | public partial class UnitTests 9 | { 10 | [Fact] 11 | public async Task CancelsAsync_SynchronousTaskDoesNotCancel_Fails() 12 | { 13 | await Assert.ThrowsAsync(async () => 14 | { 15 | await AsyncAssert.CancelsAsync(Task.FromResult(0)); 16 | }); 17 | } 18 | 19 | [Fact] 20 | public async Task CancelsAsync_SynchronousTaskThrowsWrongException_Fails() 21 | { 22 | await Assert.ThrowsAsync(async () => 23 | { 24 | await AsyncAssert.CancelsAsync(Task.FromException(new InvalidOperationException())); 25 | }); 26 | } 27 | 28 | [Fact] 29 | public async Task CancelsAsync_SynchronousTaskCancels_ReturnsException() 30 | { 31 | var expectedException = new OperationCanceledException(); 32 | var result = await AsyncAssert.CancelsAsync(Task.FromException(expectedException)); 33 | Assert.Same(expectedException, result); 34 | } 35 | 36 | [Fact] 37 | public async Task CancelsAsync_SynchronousTaskCancelsWithDerivedException_ReturnsException() 38 | { 39 | var expectedException = new TaskCanceledException(); 40 | var result = await AsyncAssert.CancelsAsync(Task.FromException(expectedException)); 41 | Assert.Same(expectedException, result); 42 | } 43 | 44 | [Fact] 45 | public async Task CancelsAsync_SynchronousTaskThrowsBaseException_Fails() 46 | { 47 | await Assert.ThrowsAsync(async () => 48 | { 49 | await AsyncAssert.CancelsAsync(Task.FromException(new Exception())); 50 | }); 51 | } 52 | } 53 | } 54 | -------------------------------------------------------------------------------- /test/UnitTests/NeverCompletesAsync.cs: -------------------------------------------------------------------------------- 1 | using System; 2 | using System.Threading.Tasks; 3 | using Nito.AsyncEx.Testing; 4 | using Xunit; 5 | 6 | namespace UnitTests 7 | { 8 | public partial class UnitTests 9 | { 10 | [Fact] 11 | public async Task NeverCompletesAsync_TaskCompletes_Fails() 12 | { 13 | await Assert.ThrowsAsync(async () => 14 | { 15 | var tcs = new TaskCompletionSource(); 16 | var testTask = AsyncAssert.NeverCompletesAsync(tcs.Task); 17 | tcs.SetResult(null); 18 | await testTask; 19 | }); 20 | } 21 | 22 | [Fact] 23 | public async Task NeverCompletesAsync_TaskFaults_Fails() 24 | { 25 | await Assert.ThrowsAsync(async () => 26 | { 27 | var tcs = new TaskCompletionSource(); 28 | var testTask = AsyncAssert.NeverCompletesAsync(tcs.Task); 29 | tcs.SetException(new Exception()); 30 | await testTask; 31 | }); 32 | } 33 | 34 | [Fact] 35 | public async Task NeverCompletesAsync_SynchronousTaskCompletes_Fails() 36 | { 37 | await Assert.ThrowsAsync(async () => 38 | { 39 | await AsyncAssert.NeverCompletesAsync(Task.FromResult(0)); 40 | }); 41 | } 42 | 43 | [Fact] 44 | public async Task NeverCompletesAsync_NeverCompletes_Passes() 45 | { 46 | var tcs = new TaskCompletionSource(); 47 | await AsyncAssert.NeverCompletesAsync(tcs.Task); 48 | } 49 | } 50 | } 51 | -------------------------------------------------------------------------------- /test/UnitTests/Throws.cs: -------------------------------------------------------------------------------- 1 | using System; 2 | using System.Threading.Tasks; 3 | using Nito.AsyncEx.Testing; 4 | using Xunit; 5 | 6 | namespace UnitTests 7 | { 8 | public partial class UnitTests 9 | { 10 | [Fact] 11 | public void Throws_DelegateDoesNotThrow_Fails() 12 | { 13 | Assert.Throws(() => 14 | { 15 | AsyncAssert.Throws(() => { }); 16 | }); 17 | } 18 | 19 | [Fact] 20 | public void Throws_DelegateThrows_ReturnsException() 21 | { 22 | var expectedException = new InvalidOperationException(); 23 | var result = AsyncAssert.Throws(() => { throw expectedException; }); 24 | Assert.Same(expectedException, result); 25 | } 26 | 27 | [Fact] 28 | public void Throws_DelegateThrowsWrongException_Fails() 29 | { 30 | Assert.Throws(() => 31 | { 32 | AsyncAssert.Throws(() => { throw new InvalidOperationException(); }); 33 | }); 34 | } 35 | 36 | [Fact] 37 | public void Throws_DelegateThrowsExpectedException_ReturnsException() 38 | { 39 | var expectedException = new InvalidOperationException(); 40 | var result = AsyncAssert.Throws(() => { throw expectedException; }); 41 | Assert.Same(expectedException, result); 42 | } 43 | 44 | [Fact] 45 | public void Throws_DelegateThrowsDerivedException_ReturnsException() 46 | { 47 | var expectedException = new TaskCanceledException(); 48 | var result = AsyncAssert.Throws(() => { throw expectedException; }); 49 | Assert.Same(expectedException, result); 50 | } 51 | 52 | [Fact] 53 | public void Throws_DelegateThrowsBaseException_Fails() 54 | { 55 | Assert.Throws(() => 56 | { 57 | AsyncAssert.Throws(() => { throw new OperationCanceledException(); }); 58 | }); 59 | } 60 | 61 | [Fact] 62 | public void Throws_ExpectingSpecificException_DelegateThrowsDerivedException_Fails() 63 | { 64 | Assert.Throws(() => 65 | { 66 | AsyncAssert.Throws(() => { throw new TaskCanceledException(); }, false); 67 | }); 68 | } 69 | } 70 | } 71 | -------------------------------------------------------------------------------- /test/UnitTests/ThrowsAsync_Delegate.cs: -------------------------------------------------------------------------------- 1 | using System; 2 | using System.Threading.Tasks; 3 | using Nito.AsyncEx.Testing; 4 | using Xunit; 5 | 6 | namespace UnitTests 7 | { 8 | public partial class UnitTests 9 | { 10 | [Fact] 11 | public async Task ThrowsAsync_DelegateDoesNotThrow_Fails() 12 | { 13 | await Assert.ThrowsAsync(async () => 14 | { 15 | await AsyncAssert.ThrowsAsync(async () => 16 | { 17 | await Task.Yield(); 18 | }); 19 | }); 20 | } 21 | 22 | [Fact] 23 | public async Task ThrowsAsync_DelegateThrows_ReturnsException() 24 | { 25 | var expectedException = new InvalidOperationException(); 26 | var result = await AsyncAssert.ThrowsAsync(async () => 27 | { 28 | await Task.Yield(); 29 | throw expectedException; 30 | }); 31 | Assert.Same(expectedException, result); 32 | } 33 | 34 | [Fact] 35 | public async Task ThrowsAsync_DelegateThrowsWrongException_Fails() 36 | { 37 | await Assert.ThrowsAsync(async () => 38 | { 39 | await AsyncAssert.ThrowsAsync(async () => 40 | { 41 | await Task.Yield(); 42 | throw new InvalidOperationException(); 43 | }); 44 | }); 45 | } 46 | 47 | [Fact] 48 | public async Task ThrowsAsync_DelegateThrowsExpectedException_ReturnsException() 49 | { 50 | var expectedException = new InvalidOperationException(); 51 | var result = await AsyncAssert.ThrowsAsync(async () => 52 | { 53 | await Task.Yield(); 54 | throw expectedException; 55 | }); 56 | Assert.Same(expectedException, result); 57 | } 58 | 59 | [Fact] 60 | public async Task ThrowsAsync_DelegateThrowsDerivedException_ReturnsException() 61 | { 62 | var expectedException = new TaskCanceledException(); 63 | var result = await AsyncAssert.ThrowsAsync(async () => 64 | { 65 | await Task.Yield(); 66 | throw expectedException; 67 | }); 68 | Assert.Same(expectedException, result); 69 | } 70 | 71 | [Fact] 72 | public async Task ThrowsAsync_DelegateThrowsBaseException_Fails() 73 | { 74 | await Assert.ThrowsAsync(async () => 75 | { 76 | await AsyncAssert.ThrowsAsync(async () => 77 | { 78 | await Task.Yield(); 79 | throw new OperationCanceledException(); 80 | }); 81 | }); 82 | } 83 | 84 | [Fact] 85 | public async Task ThrowsAsync_ExpectingSpecificException_DelegateThrowsDerivedException_Fails() 86 | { 87 | await Assert.ThrowsAsync(async () => 88 | { 89 | await AsyncAssert.ThrowsAsync(async () => 90 | { 91 | await Task.Yield(); 92 | throw new TaskCanceledException(); 93 | }, false); 94 | }); 95 | } 96 | } 97 | } 98 | -------------------------------------------------------------------------------- /test/UnitTests/ThrowsAsync_Delegate_Synchronous.cs: -------------------------------------------------------------------------------- 1 | using System; 2 | using System.Threading.Tasks; 3 | using Nito.AsyncEx.Testing; 4 | using Xunit; 5 | 6 | namespace UnitTests 7 | { 8 | public partial class UnitTests 9 | { 10 | [Fact] 11 | public async Task ThrowsAsync_SynchronousDelegateDoesNotThrow_Fails() 12 | { 13 | await Assert.ThrowsAsync(async () => 14 | { 15 | await AsyncAssert.ThrowsAsync(() => Task.FromResult(0)); 16 | }); 17 | } 18 | 19 | [Fact] 20 | public async Task ThrowsAsync_SynchronousDelegateThrows_ReturnsException() 21 | { 22 | var expectedException = new InvalidOperationException(); 23 | var result = await AsyncAssert.ThrowsAsync(() => 24 | { 25 | throw expectedException; 26 | }); 27 | Assert.Same(expectedException, result); 28 | } 29 | 30 | [Fact] 31 | public async Task ThrowsAsync_SynchronousDelegateThrowsWrongException_Fails() 32 | { 33 | await Assert.ThrowsAsync(async () => 34 | { 35 | await AsyncAssert.ThrowsAsync(() => 36 | { 37 | throw new InvalidOperationException(); 38 | }); 39 | }); 40 | } 41 | 42 | [Fact] 43 | public async Task ThrowsAsync_SynchronousDelegateThrowsExpectedException_ReturnsException() 44 | { 45 | var expectedException = new InvalidOperationException(); 46 | var result = await AsyncAssert.ThrowsAsync(() => 47 | { 48 | throw expectedException; 49 | }); 50 | Assert.Same(expectedException, result); 51 | } 52 | 53 | [Fact] 54 | public async Task ThrowsAsync_SynchronousDelegateThrowsDerivedException_ReturnsException() 55 | { 56 | var expectedException = new TaskCanceledException(); 57 | var result = await AsyncAssert.ThrowsAsync(() => 58 | { 59 | throw expectedException; 60 | }); 61 | Assert.Same(expectedException, result); 62 | } 63 | 64 | [Fact] 65 | public async Task ThrowsAsync_SynchronousDelegateThrowsBaseException_Fails() 66 | { 67 | await Assert.ThrowsAsync(async () => 68 | { 69 | await AsyncAssert.ThrowsAsync(() => 70 | { 71 | throw new OperationCanceledException(); 72 | }); 73 | }); 74 | } 75 | 76 | [Fact] 77 | public async Task ThrowsAsync_ExpectingSpecificException_SynchronousDelegateThrowsDerivedException_Fails() 78 | { 79 | await Assert.ThrowsAsync(async () => 80 | { 81 | await AsyncAssert.ThrowsAsync(() => 82 | { 83 | throw new TaskCanceledException(); 84 | }, false); 85 | }); 86 | } 87 | } 88 | } 89 | -------------------------------------------------------------------------------- /test/UnitTests/ThrowsAsync_Task.cs: -------------------------------------------------------------------------------- 1 | using System; 2 | using System.Threading.Tasks; 3 | using Nito.AsyncEx.Testing; 4 | using Xunit; 5 | 6 | namespace UnitTests 7 | { 8 | public partial class UnitTests 9 | { 10 | [Fact] 11 | public async Task ThrowsAsync_TaskDoesNotThrow_Fails() 12 | { 13 | await Assert.ThrowsAsync(async () => 14 | { 15 | var tcs = new TaskCompletionSource(); 16 | var testTask = AsyncAssert.ThrowsAsync(tcs.Task); 17 | tcs.SetResult(null); 18 | await testTask; 19 | }); 20 | } 21 | 22 | [Fact] 23 | public async Task ThrowsAsync_TaskThrows_ReturnsException() 24 | { 25 | var expectedException = new InvalidOperationException(); 26 | var tcs = new TaskCompletionSource(); 27 | var testTask = AsyncAssert.ThrowsAsync(tcs.Task); 28 | tcs.SetException(expectedException); 29 | var result = await testTask; 30 | Assert.Same(expectedException, result); 31 | } 32 | 33 | [Fact] 34 | public async Task ThrowsAsync_TaskThrowsWrongException_Fails() 35 | { 36 | await Assert.ThrowsAsync(async () => 37 | { 38 | var tcs = new TaskCompletionSource(); 39 | var testTask = AsyncAssert.ThrowsAsync(tcs.Task); 40 | tcs.SetException(new InvalidOperationException()); 41 | await testTask; 42 | }); 43 | } 44 | 45 | [Fact] 46 | public async Task ThrowsAsync_TaskThrowsExpectedException_ReturnsException() 47 | { 48 | var expectedException = new InvalidOperationException(); 49 | var tcs = new TaskCompletionSource(); 50 | var testTask = AsyncAssert.ThrowsAsync(tcs.Task); 51 | tcs.SetException(expectedException); 52 | var result = await testTask; 53 | Assert.Same(expectedException, result); 54 | } 55 | 56 | [Fact] 57 | public async Task ThrowsAsync_TaskThrowsDerivedException_ReturnsException() 58 | { 59 | var expectedException = new TaskCanceledException(); 60 | var tcs = new TaskCompletionSource(); 61 | var testTask = AsyncAssert.ThrowsAsync(tcs.Task); 62 | tcs.SetException(expectedException); 63 | var result = await testTask; 64 | Assert.Same(expectedException, result); 65 | } 66 | 67 | [Fact] 68 | public async Task ThrowsAsync_TaskThrowsBaseException_Fails() 69 | { 70 | await Assert.ThrowsAsync(async () => 71 | { 72 | var tcs = new TaskCompletionSource(); 73 | var testTask = AsyncAssert.ThrowsAsync(tcs.Task); 74 | tcs.SetException(new OperationCanceledException()); 75 | await testTask; 76 | }); 77 | } 78 | 79 | [Fact] 80 | public async Task ThrowsAsync_ExpectingSpecificException_TaskThrowsDerivedException_Fails() 81 | { 82 | await Assert.ThrowsAsync(async () => 83 | { 84 | var tcs = new TaskCompletionSource(); 85 | var testTask = AsyncAssert.ThrowsAsync(tcs.Task, false); 86 | tcs.SetException(new TaskCanceledException()); 87 | await testTask; 88 | }); 89 | } 90 | } 91 | } 92 | -------------------------------------------------------------------------------- /test/UnitTests/ThrowsAsync_Task_Synchronous.cs: -------------------------------------------------------------------------------- 1 | using System; 2 | using System.Threading.Tasks; 3 | using Nito.AsyncEx.Testing; 4 | using Xunit; 5 | 6 | namespace UnitTests 7 | { 8 | public partial class UnitTests 9 | { 10 | [Fact] 11 | public async Task ThrowsAsync_SynchronousTaskDoesNotThrow_Fails() 12 | { 13 | await Assert.ThrowsAsync(async () => 14 | { 15 | await AsyncAssert.ThrowsAsync(Task.FromResult(0)); 16 | }); 17 | } 18 | 19 | [Fact] 20 | public async Task ThrowsAsync_SynchronousTaskThrows_ReturnsException() 21 | { 22 | var expectedException = new InvalidOperationException(); 23 | var result = await AsyncAssert.ThrowsAsync(Task.FromException(expectedException)); 24 | Assert.Same(expectedException, result); 25 | } 26 | 27 | [Fact] 28 | public async Task ThrowsAsync_SynchronousTaskThrowsWrongException_Fails() 29 | { 30 | await Assert.ThrowsAsync(async () => 31 | { 32 | await AsyncAssert.ThrowsAsync(Task.FromException(new InvalidOperationException())); 33 | }); 34 | } 35 | 36 | [Fact] 37 | public async Task ThrowsAsync_SynchronousTaskThrowsExpectedException_ReturnsException() 38 | { 39 | var expectedException = new InvalidOperationException(); 40 | var result = await AsyncAssert.ThrowsAsync(Task.FromException(expectedException)); 41 | Assert.Same(expectedException, result); 42 | } 43 | 44 | [Fact] 45 | public async Task ThrowsAsync_SynchronousTaskThrowsDerivedException_ReturnsException() 46 | { 47 | var expectedException = new TaskCanceledException(); 48 | var result = await AsyncAssert.ThrowsAsync(Task.FromException(expectedException)); 49 | Assert.Same(expectedException, result); 50 | } 51 | 52 | [Fact] 53 | public async Task ThrowsAsync_SynchronousTaskThrowsBaseException_Fails() 54 | { 55 | await Assert.ThrowsAsync(async () => 56 | { 57 | await AsyncAssert.ThrowsAsync(Task.FromException(new OperationCanceledException())); 58 | }); 59 | } 60 | 61 | [Fact] 62 | public async Task ThrowsAsync_ExpectingSpecificException_SynchronousTaskThrowsDerivedException_Fails() 63 | { 64 | await Assert.ThrowsAsync(async () => 65 | { 66 | await AsyncAssert.ThrowsAsync(Task.FromException(new TaskCanceledException()), false); 67 | }); 68 | } 69 | } 70 | } 71 | -------------------------------------------------------------------------------- /test/UnitTests/UnitTests.csproj: -------------------------------------------------------------------------------- 1 |  2 | 3 | netcoreapp3.1 4 | 5 | 6 | 7 | 8 | 9 | 10 | --------------------------------------------------------------------------------