From 62d6c20f2d577f86ef21bf75755e867275f52c0f Mon Sep 17 00:00:00 2001
From: Jan Tattermusch <jtattermusch@google.com>
Date: Mon, 14 Dec 2015 10:55:30 -0800
Subject: [PATCH] add C# sanity test
---
.../Grpc.Core.Tests/Grpc.Core.Tests.csproj | 1 +
src/csharp/Grpc.Core.Tests/SanityTest.cs | 125 ++++++++++++++++++
2 files changed, 126 insertions(+)
create mode 100644 src/csharp/Grpc.Core.Tests/SanityTest.cs
diff --git a/src/csharp/Grpc.Core.Tests/Grpc.Core.Tests.csproj b/src/csharp/Grpc.Core.Tests/Grpc.Core.Tests.csproj
index a171855ee0..475c792347 100644
--- a/src/csharp/Grpc.Core.Tests/Grpc.Core.Tests.csproj
+++ b/src/csharp/Grpc.Core.Tests/Grpc.Core.Tests.csproj
@@ -91,6 +91,7 @@
<Compile Include="ContextPropagationTest.cs" />
<Compile Include="MetadataTest.cs" />
<Compile Include="PerformanceTest.cs" />
+ <Compile Include="SanityTest.cs" />
</ItemGroup>
<Import Project="$(MSBuildBinPath)\Microsoft.CSharp.targets" />
<ItemGroup>
diff --git a/src/csharp/Grpc.Core.Tests/SanityTest.cs b/src/csharp/Grpc.Core.Tests/SanityTest.cs
new file mode 100644
index 0000000000..343ab1e85a
--- /dev/null
+++ b/src/csharp/Grpc.Core.Tests/SanityTest.cs
@@ -0,0 +1,125 @@
+#region Copyright notice and license
+
+// Copyright 2015, Google Inc.
+// All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+// * Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+// * Redistributions in binary form must reproduce the above
+// copyright notice, this list of conditions and the following disclaimer
+// in the documentation and/or other materials provided with the
+// distribution.
+// * Neither the name of Google Inc. nor the names of its
+// contributors may be used to endorse or promote products derived from
+// this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+#endregion
+
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Reflection;
+using Grpc.Core;
+using Grpc.Core.Internal;
+using Grpc.Core.Utils;
+using NUnit.Framework;
+
+namespace Grpc.Core.Tests
+{
+ public class SanityTest
+ {
+ /// <summary>
+ /// Because we depend on a native library, sometimes when things go wrong, the
+ /// entire NUnit test process crashes. To be able to track down problems better,
+ /// the NUnit tests are run by run_tests.py script in a separate process per test class.
+ /// The list of tests to run is stored in src/csharp/tests.json.
+ /// This test checks that the tests.json file is up to date by discovering all the
+ /// existing NUnit tests in all test assemblies and comparing to contents of tests.json.
+ /// </summary>
+ [Test]
+ public void TestsJsonUpToDate()
+ {
+ var testClasses = DiscoverAllTestClasses();
+ string testsJson = GetTestsJson();
+
+ // we don't have a JSON parser at hand, but check that the test class
+ // name is contained in the file instead.
+ foreach (var className in testClasses) {
+ Assert.IsTrue(testsJson.Contains(className),
+ string.Format("Test class \"{0}\" is missing in C# tests.json file", className));
+ }
+ }
+
+ /// <summary>
+ /// Gets list of all test classes obtained by inspecting all the test assemblies.
+ /// </summary>
+ private List<string> DiscoverAllTestClasses()
+ {
+ var assemblies = GetTestAssemblies();
+
+ var testClasses = new List<string>();
+ foreach (var assembly in assemblies)
+ {
+ foreach (var t in assembly.GetTypes())
+ {
+ foreach (var m in t.GetMethods())
+ {
+ var attributes = m.GetCustomAttributes(typeof(NUnit.Framework.TestAttribute), true);
+ if (attributes.Length > 0)
+ {
+ testClasses.Add(t.FullName);
+ break;
+ }
+
+ }
+ }
+ }
+ testClasses.Sort();
+ return testClasses;
+ }
+
+ private string GetTestsJson()
+ {
+ var assemblyDir = Path.GetDirectoryName(Assembly.GetExecutingAssembly().Location);
+ var testsJsonFile = Path.Combine(assemblyDir, "..", "..", "..", "tests.json");
+
+ return File.ReadAllText(testsJsonFile);
+ }
+
+ private List<Assembly> GetTestAssemblies()
+ {
+ var result = new List<Assembly>();
+ var executingAssembly = Assembly.GetExecutingAssembly();
+
+ result.Add(executingAssembly);
+
+ var otherAssemblies = new[] {
+ "Grpc.Examples.Tests",
+ "Grpc.HealthCheck.Tests",
+ "Grpc.IntegrationTesting"
+ };
+ foreach (var assemblyName in otherAssemblies)
+ {
+ var location = executingAssembly.Location.Replace("Grpc.Core.Tests", assemblyName);
+ result.Add(Assembly.LoadFrom(location));
+ }
+ return result;
+ }
+ }
+}
--
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