Add samples for Assert.Multiple which is supported by NUnit 3.6+ as r…

…eferenced in issue nunit#89.

tests/nunit.runner.tests/TestsMultipleSample.cs

@@ -0,0 +1,114 @@
+// ***********************************************************************
+// Copyright (c) 2022 NUnit Project
+// 
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+// 
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+// 
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+// ***********************************************************************
+
+using System;
+using NUnit.Framework;
+
+namespace NUnit.Runner.Tests
+{
+    [TestFixture]
+    [Author("Rob Prouse")]
+    public class TestsMultipleSample
+    {
+        [SetUp]
+        public void Setup() { }
+
+
+        [TearDown]
+        public void Tear() { }
+
+        [Test]
+        [Category("Passing")]
+        public void PassMultiple()
+        {
+            Assert.Multiple(() =>
+            {
+                TestContext.WriteLine("Capture some output");
+                Assert.True(true);
+                Assert.True(true);
+            });
+        }
+
+        [Test]
+        [Category("Failing")]
+        [Author("Code Monkey")]
+        public void FailMultiple()
+        {
+            Assert.Multiple(() =>
+            {
+                Assert.True(true);
+                Assert.True(false);
+                Assert.True(true);
+                Assert.True(false);
+            });
+        }
+
+        [Test]
+        [Ignore("another time")]
+        public void IgnoreMultiple()
+        {
+            Assert.Multiple(() =>
+            {
+                Assert.True(true);
+                Assert.True(false);
+                Assert.True(true);
+                Assert.True(false);
+            });
+        }
+
+        [Test]
+        [Explicit("This is only run on demand")]
+        public void ExplicitMultiple()
+        {
+            Assert.Multiple(() =>
+            {
+                Assert.True(true);
+                Assert.True(true);
+            });
+        }
+
+        // Note that Assert.Pass, Assert.Ignore, Assert.Inconclusive, and Assume.That may not be used inside a multiple assert block
+
+        [Test]
+        public void ErrorMultiple()
+        {
+            Assert.Multiple(() =>
+            {
+                Assert.True(true);
+                TestContext.WriteLine("I am about to throw!!!");
+                throw new NotSupportedException("This method isn't ready yet");
+            });
+        }
+
+        [Test]
+        public void WarningMultiple()
+        {
+            Assert.Multiple(() =>
+            {
+                Assert.True(true);
+                Assert.Warn("Warning");
+                Assert.Warn("Another Warning");
+            });
+        }
+    }
+}

tests/nunit.runner.tests/TestsSample.cs

@@ -84,6 +84,7 @@ public void Error()
         public void Warning()
         {
             Assert.Warn("Warning");
+            Assert.Warn("Another Warning");
         }
     }
 }

tests/nunit.runner.tests/nunit.runner.tests.projitems

@@ -12,6 +12,7 @@
     <Compile Include="$(MSBuildThisFileDirectory)AsyncTests.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)Properties\AssemblyInfoCommon.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)TestCaseSample.cs" />
+    <Compile Include="$(MSBuildThisFileDirectory)TestsMultipleSample.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)TestsSample.cs" />
   </ItemGroup>
 </Project>