grpc/src/csharp/Grpc.Tools.Tests/GeneratorTest.cs

#region Copyright notice and license

// Copyright 2018 gRPC authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

#endregion

using Microsoft.Build.Framework;
using Microsoft.Build.Utilities;
using Moq;
using NUnit.Framework;

namespace Grpc.Tools.Tests {
  public class GeneratorTest {
    protected Mock<IBuildEngine> _mockEngine;
    protected TaskLoggingHelper _log;

    [SetUp]
    public void SetUp() {
      _mockEngine = new Mock<IBuildEngine>();
      _log = new TaskLoggingHelper(_mockEngine.Object, "dummy");
    }

    [TestCase("csharp")]
    [TestCase("CSharp")]
    [TestCase("cpp")]
    public void ValidLanguages(string lang) {
      Assert.IsNotNull(GeneratorServices.GetForLanguage(lang, _log));
      _mockEngine.Verify(me => me.LogErrorEvent(It.IsAny<BuildErrorEventArgs>()), Times.Never);
    }

    [TestCase("")]
    [TestCase("COBOL")]
    public void InvalidLanguages(string lang) {
      Assert.IsNull(GeneratorServices.GetForLanguage(lang, _log));
      _mockEngine.Verify(me => me.LogErrorEvent(It.IsAny<BuildErrorEventArgs>()), Times.Once);
    }
  };
}