Nunit 4

src/ApprovalTests.NUnit3/ApprovalTests.NUnit3.csproj

@@ -0,0 +1,17 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project Sdk="Microsoft.NET.Sdk">
+  <PropertyGroup>
+    <TargetFrameworks>net48;net8.0</TargetFrameworks>
+    <DebugType>full</DebugType>
+  </PropertyGroup>
+  <ItemGroup>
+    <Using Remove="System.Net.Http" />
+    <PackageReference Include="NUnit" Version="3.14.0" />
+    <PackageReference Include="NUnit3TestAdapter" Version="4.5.0" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.9.0" />
+    <ProjectReference Include="..\ApprovalTests\ApprovalTests.csproj" />
+    <ProjectReference Include="..\ApprovalUtilities\ApprovalUtilities.csproj" />
+  </ItemGroup>
+  <Import Project="$(ProjectDir)..\ApprovalTests\build\ApprovalTests.targets" />
+  <Import Project="$(ProjectDir)..\ApprovalTests\build\ApprovalTests.props" />
+</Project>

src/ApprovalTests.NUnit3/ApprovalTestsConfig.cs

@@ -0,0 +1 @@
+[assembly: UseReporter(typeof(DiffReporter))]

src/ApprovalTests.NUnit3/GlobalUsings.cs

@@ -0,0 +1,5 @@
+global using ApprovalTests;
+global using ApprovalTests.Reporters;
+global using ApprovalTests.Reporters.TestFrameworks;
+global using NUnit.Framework;
+global using NUnit.Framework.Internal;

src/ApprovalTests.NUnit3/NUnitReporterTest.TestReporter.approved.txt

@@ -0,0 +1 @@
+World

src/ApprovalTests.NUnit3/NUnitReporterTest.cs

@@ -0,0 +1,30 @@
+[TestFixture]
+public class NUnitReporterTest
+{
+    [Test]
+    public void TestNunitIsWorking()
+    {
+        Approvals.SetCaller();
+        Assert.IsTrue(NUnit3Reporter.INSTANCE.IsWorkingInThisEnvironment("default.txt"));
+    }
+
+    [Test]
+    [UseReporter(typeof(NUnitReporterWithCleanup))]
+    public void TestReporter()
+    {
+        try
+        {
+            using (new TestExecutionContext.IsolatedContext())
+            {
+                Approvals.Verify("Hello");
+            }
+        }
+        catch (AssertionException exception)
+        {
+            var expectedMessage = string.Format("  String lengths are both 5. Strings differ at index 0.{0}  Expected: \"World\"{0}  But was:  \"Hello\"{0}  -----------^{0}", Environment.NewLine);
+            Assert.AreEqual(
+                expectedMessage,
+                exception.Message);
+        }
+    }
+}

src/ApprovalTests.NUnit3/NUnitReporterWithCleanup.cs

@@ -0,0 +1,14 @@
+public class NUnitReporterWithCleanup : NUnit3Reporter
+{
+    public override void Report(string approved, string received)
+    {
+        try
+        {
+            base.Report(approved, received);
+        }
+        finally
+        {
+            File.Delete(received);
+        }
+    }
+}

src/ApprovalTests.Tests/ApprovalTests.Tests.csproj

@@ -9,7 +9,7 @@
     <PackageReference Include="itext7.bouncy-castle-adapter" Version="8.0.4" />
     <PackageReference Include="MarkdownSnippets.MsBuild" Version="27.0.2" PrivateAssets="all" />
     <PackageReference Include="itext7" Version="8.0.4" />
-    <PackageReference Include="NUnit" Version="3.14.0" />
+    <PackageReference Include="NUnit" Version="4.1.0" />
     <PackageReference Include="NUnit3TestAdapter" Version="4.5.0" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.9.0" />
     <PackageReference Include="System.Management" Version="8.0.0" />

src/ApprovalTests.Tests/FileApproverTests.cs

@@ -22,7 +22,7 @@ public void LineEndingsAreIgnored()
         File.WriteAllText(approvedFile, "Foo\nBar");
         File.WriteAllText(receivedFile, "Foo\r\nBar");
         var fileApprover = new FileApprover(null, null, true).Approve(approvedFile, receivedFile);
-        Assert.IsNull(fileApprover);
+        ClassicAssert.IsNull(fileApprover);
     }
 
     [Test]
@@ -34,13 +34,13 @@ public void LineEndingAreNotIgnored()
         File.WriteAllText(approvedFile, "Foo\nBar");
         File.WriteAllText(receivedFile, "Foo\r\nBar");
         var fileApprover = new FileApprover(null, null).Approve(approvedFile, receivedFile);
-        Assert.IsInstanceOf<ApprovalMismatchException>(fileApprover);
+        ClassicAssert.IsInstanceOf<ApprovalMismatchException>(fileApprover);
     }
 
     static void AssertApprover(string receivedFile, string approvedFile, bool expected)
     {
         var basePath = PathUtilities.GetDirectoryForCaller();
         var fileApprover = new FileApprover(null, null).Approve(basePath + approvedFile, basePath + receivedFile);
-        Assert.AreEqual(expected, fileApprover == null);
+        ClassicAssert.AreEqual(expected, fileApprover == null);
     }
 }

src/ApprovalTests.Tests/GlobalUsings.cs

@@ -24,4 +24,5 @@
 global using iText.Kernel.Pdf;
 global using iText.Layout;
 global using iText.Layout.Element;
-global using NUnit.Framework;
+global using NUnit.Framework;
+global using NUnit.Framework.Legacy;

src/ApprovalTests.Tests/Namer/AdditionalInformationTests.cs

@@ -23,7 +23,7 @@ public void UniqueForRuntime()
     public void WithoutExtraInfo()
     {
         var name = Approvals.GetDefaultNamer().Name;
-        Assert.AreEqual("AdditionalInformationTests.WithoutExtraInfo", name);
+        ClassicAssert.AreEqual("AdditionalInformationTests.WithoutExtraInfo", name);
     }
 
     [Test]
@@ -32,7 +32,7 @@ public void WithScenarioData()
         using (ApprovalResults.ForScenario("ScenarioName"))
         {
             var name = Approvals.GetDefaultNamer().Name;
-            Assert.AreEqual("AdditionalInformationTests.WithScenarioData.ForScenario.ScenarioName", name);
+            ClassicAssert.AreEqual("AdditionalInformationTests.WithScenarioData.ForScenario.ScenarioName", name);
         }
     }
 
@@ -43,7 +43,7 @@ public async Task WithScenarioDataAsync()
         {
             await Task.Delay(10);
             var name = Approvals.GetDefaultNamer().Name;
-            Assert.AreEqual("AdditionalInformationTests.WithScenarioDataAsync.ForScenario.asyncScenario", name);
+            ClassicAssert.AreEqual("AdditionalInformationTests.WithScenarioDataAsync.ForScenario.asyncScenario", name);
         }
     }
 
@@ -54,7 +54,7 @@ public void WithScenarioDataScrubsInvalidChars()
         using (ApprovalResults.ForScenario("invalid/chars"))
         {
             var name = Approvals.GetDefaultNamer().Name;
-            Assert.AreEqual(
+            ClassicAssert.AreEqual(
                 "AdditionalInformationTests.WithScenarioDataScrubsInvalidChars.ForScenario.invalid_chars", name);
         }
     }
@@ -66,7 +66,7 @@ public void WithMultiplePartScenarioData(string a, string b)
         using (ApprovalResults.ForScenario(a, b))
         {
             var name = Approvals.GetDefaultNamer().Name;
-            Assert.AreEqual("AdditionalInformationTests.WithMultiplePartScenarioData.ForScenario.foo.bar", name);
+            ClassicAssert.AreEqual("AdditionalInformationTests.WithMultiplePartScenarioData.ForScenario.foo.bar", name);
         }
     }
 
@@ -78,7 +78,7 @@ public void TestMultipleNames()
             using (ApprovalResults.ForScenario("machineName"))
             {
                 var name = Approvals.GetDefaultNamer().Name;
-                Assert.AreEqual(name,
+                ClassicAssert.AreEqual(name,
                     "AdditionalInformationTests.TestMultipleNames.ForScenario.scenario.ForScenario.machineName");
             }
         }
@@ -91,7 +91,7 @@ public class NestedClassTests
         public void WithNestedClass()
         {
             var name = Approvals.GetDefaultNamer().Name;
-            Assert.AreEqual("AdditionalInformationTests.NestedClassTests.WithNestedClass", name);
+            ClassicAssert.AreEqual("AdditionalInformationTests.NestedClassTests.WithNestedClass", name);
         }
     }
 }

src/ApprovalTests.Tests/Namer/ApprovalResultsTest.cs

@@ -28,7 +28,7 @@ public void TestUniqueNames()
 
     [Test]
     public void TestEasyNames() =>
-        Assert.AreEqual("Windows 7", ApprovalResults.TransformEasyOsName("Microsoft Windows 7 Professional N"));
+        ClassicAssert.AreEqual("Windows 7", ApprovalResults.TransformEasyOsName("Microsoft Windows 7 Professional N"));
 
     public void SampleUniqueForOs()
     {

src/ApprovalTests.Tests/Namer/ApprovalsFilenameTest.cs

@@ -7,7 +7,7 @@ public void TestMachineSpecificName()
         var approvalsFilename = ApprovalsFilename.Parse(@"..\Email\EmailTest.Testname.Microsoft_Windows_10_Education.approved.eml");
         // end-snippet
         Approvals.Verify(approvalsFilename);
-        Assert.True(approvalsFilename.IsMachineSpecific);
+        ClassicAssert.True(approvalsFilename.IsMachineSpecific);
     }
 
     [Test]

src/ApprovalTests.Tests/Namer/NunitStackTraceNamerTests.cs

@@ -5,16 +5,16 @@ public class NunitStackTraceNamerTests
     public void TestApprovalName()
     {
         var name = new UnitTestFrameworkNamer().Name;
-        Assert.AreEqual("NunitStackTraceNamerTests.TestApprovalName", name);
+        ClassicAssert.AreEqual("NunitStackTraceNamerTests.TestApprovalName", name);
     }
 
     [Test]
     public void TestSourcePath()
     {
         var path = Approvals.GetDefaultNamer().SourcePath;
-        Assert.IsNotEmpty(path);
+        ClassicAssert.IsNotEmpty(path);
         var fullPath = path.ToLower() + Path.DirectorySeparatorChar + GetType().Name + ".cs";
-        Assert.IsTrue(File.Exists(fullPath), fullPath + " does not exist");
+        ClassicAssert.IsTrue(File.Exists(fullPath), fullPath + " does not exist");
     }
 
     [Test]
@@ -25,6 +25,6 @@ public void TestCaseAttributes(string caseName)
     {
         NamerFactory.AdditionalInformation = caseName;
         var name = new UnitTestFrameworkNamer().Name;
-        Assert.AreEqual("NunitStackTraceNamerTests.TestCaseAttributes." + caseName, name);
+        ClassicAssert.AreEqual("NunitStackTraceNamerTests.TestCaseAttributes." + caseName, name);
     }
 }

src/ApprovalTests.Tests/Namer/StackTraceParsers/StackTraceParserTests.cs

@@ -26,13 +26,7 @@ public void Parse_UsingStaticInitialize_DontThrowInvalidOperationException()
                 }
                 catch (InvalidOperationException e)
                 {
-                    Assert.Fail(
-                        "InvalidOperationException when trying to parse stacktrace. " +
-                        "This is caused by the parser collection not being thread-safe. " +
-                        "Original exception message : {0} and stacktrace : {1}",
-                        e.Message,
-                        e.StackTrace
-                    );
+                    Assert.Fail($"InvalidOperationException when trying to parse stacktrace. This is caused by the parser collection not being thread-safe. Original exception message : {e.Message} and stacktrace : {e.StackTrace}");
                 }
                 // Because the current stacktrace passed to the parse method doesn't contains any trace of a compliant stacktrace parser
                 // it's normal that we receive an exception here so let's ignore it.

src/ApprovalTests.Tests/Pdf/PdfTest.cs

@@ -22,9 +22,9 @@ arbitrary content
     public void TestPdf_ScrubberIdsMatch(string input)
     {
         var matchPositions = PdfScrubber.FindIds(input).ToList();
-        Assert.AreEqual(2, matchPositions.Count);
+        ClassicAssert.AreEqual(2, matchPositions.Count);
 
-        Assert.IsTrue(matchPositions.All(pos => input[pos.start - 1] == '<' && input[pos.start + pos.length] == '>'));
+        ClassicAssert.IsTrue(matchPositions.All(pos => input[pos.start - 1] == '<' && input[pos.start + pos.length] == '>'));
     }
 
     [TestCase("""
@@ -46,7 +46,7 @@ NO IDS DECLARED
     public void TestPdf_ScrubberIdsNotMatch(string input)
     {
         var matchPositions = PdfScrubber.FindIds(input).ToList();
-        Assert.AreEqual(0, matchPositions.Count);
+        ClassicAssert.AreEqual(0, matchPositions.Count);
     }
 
     [Test]
@@ -128,6 +128,6 @@ public void TestPdf_ScrubberFindAllReplacementsInFile()
 
         using var fileStream = File.OpenRead(pdf);
         var matches = PdfScrubber.FindReplacements(fileStream);
-        Assert.AreEqual(3, matches.Count());
+        ClassicAssert.AreEqual(3, matches.Count());
     }
 }

src/ApprovalTests.Tests/Persistence/AsyncSaverTest.cs

@@ -6,22 +6,22 @@ public void TestAsyncWrapperSave()
     {
         using var f = new TempFile("stuff");
         var s = new FileSaver(f.File);
-        Assert.AreEqual("hello", s.ToAsync().Save("hello").Result);
+        ClassicAssert.AreEqual("hello", s.ToAsync().Save("hello").Result);
     }
 
     [Test]
     public void TestTrueAsyncSave()
     {
         using var f = new TempFile("stuff");
         var s = new FileAsyncSaver(f.File);
-        Assert.AreEqual("hello", s.Save("hello").Result);
+        ClassicAssert.AreEqual("hello", s.Save("hello").Result);
     }
 
     [Test]
     public void TestNonAsyncWrapper()
     {
         using var f = new TempFile("stuff");
         var s = new FileAsyncSaver(f.File);
-        Assert.AreEqual("hello", s.ToSynchronous().Save("hello"));
+        ClassicAssert.AreEqual("hello", s.ToSynchronous().Save("hello"));
     }
 }

src/ApprovalTests.Tests/Reporters/AssemblyLevelTest.cs

@@ -6,7 +6,7 @@ public void TestClassLevel()
     {
         using (Approvals.SetFrontLoadedReporter(ReportWithoutFrontLoading.INSTANCE))
         {
-            Assert.AreEqual(typeof(DiffReporter), Approvals.GetReporter().GetType());
+            ClassicAssert.AreEqual(typeof(DiffReporter), Approvals.GetReporter().GetType());
         }
     }
 }

src/ApprovalTests.Tests/Reporters/FirstWorkingReporterTest.cs

@@ -9,11 +9,11 @@ public void TestCallsFirstAndOnlyFirst()
         var c = new RecordingReporter(true);
 
         var reporter = new FirstWorkingReporter(a, b, c);
-        Assert.IsTrue(reporter.IsWorkingInThisEnvironment("default.txt"));
+        ClassicAssert.IsTrue(reporter.IsWorkingInThisEnvironment("default.txt"));
         reporter.Report("a", "b");
-        Assert.IsNull(a.CalledWith);
-        Assert.AreEqual("a,b", b.CalledWith);
-        Assert.IsNull(c.CalledWith);
+        ClassicAssert.IsNull(a.CalledWith);
+        ClassicAssert.AreEqual("a,b", b.CalledWith);
+        ClassicAssert.IsNull(c.CalledWith);
     }
 
     [Test]
@@ -28,7 +28,7 @@ public void TestException()
         try
         {
             var ex = ExceptionUtilities.GetException(() => new DiffReporter().Report("received.notreal", "received.notreal"));
-            Assert.AreEqual("Could not find a diff tool for extension: .notreal", ex.Message);
+            ClassicAssert.AreEqual("Could not find a diff tool for extension: .notreal", ex.Message);
         }
         finally
         {
@@ -43,10 +43,10 @@ public void TestCleanup()
         var cleanup2 = new MockCleanup();
         var r = new FirstWorkingReporter(cleanup1, new QuietReporter(), cleanup2);
         r.CleanUp("a", "r");
-        Assert.AreEqual("a", cleanup1.approved);
-        Assert.AreEqual("a", cleanup2.approved);
-        Assert.AreEqual("r", cleanup1.received);
-        Assert.AreEqual("r", cleanup2.received);
+        ClassicAssert.AreEqual("a", cleanup1.approved);
+        ClassicAssert.AreEqual("a", cleanup2.approved);
+        ClassicAssert.AreEqual("r", cleanup1.received);
+        ClassicAssert.AreEqual("r", cleanup2.received);
     }
 }
 

src/ApprovalTests.Tests/Reporters/MultiReporterTest.cs

@@ -8,18 +8,18 @@ public void TestMultiReporter()
         var b = new RecordingReporter();
         var multi = new MultiReporter(a, b);
         multi.Report("a", "r");
-        Assert.AreEqual("a,r", a.CalledWith);
-        Assert.AreEqual("a,r", b.CalledWith);
+        ClassicAssert.AreEqual("a,r", a.CalledWith);
+        ClassicAssert.AreEqual("a,r", b.CalledWith);
     }
 
     [Test]
     public void TestCallAfterException()
     {
-        var a = new NUnitReporter();
+        var a = new NUnit4Reporter();
         var b = new RecordingReporter();
         var multi = new MultiReporter(a, b);
         var exception = ExceptionUtilities.GetException(() => multi.Report("a", "r"));
-        Assert.AreEqual("a,r", b.CalledWith);
-        Assert.IsInstanceOf<Exception>(exception);
+        ClassicAssert.AreEqual("a,r", b.CalledWith);
+        ClassicAssert.IsInstanceOf<Exception>(exception);
     }
 }