DebuggingTasksTests.cs

using Microsoft.Build.Framework;
using NUnit.Framework;
using System.Collections.Generic;
using System;
using System.IO;
using System.Linq;
using Xamarin.Android.Build;
using Xamarin.Android.Tasks;
using Xamarin.ProjectTools;

namespace Xamarin.Android.Build.Tests
{
	[Category ("Node-2")]
	[TestFixture, NonParallelizable]
	public class DebuggingTasksTests : BaseTest
	{
		[OneTimeSetUp]
		public void SetUp ()
		{
			AssertCommercialBuild ();
		}

		// https://github.com/xamarin/monodroid/blob/63bbeb076d809c74811a8001d38bf2e9e8672627/tests/msbuild/nunit/Xamarin.Android.Build.Tests/Xamarin.Android.Build.Tests/ResolveXamarinAndroidToolsTests.cs
		[Test]
		[Repeat (10)]
		public void TestResolveToolsExists ()
		{
			List<BuildErrorEventArgs> errors = new List<BuildErrorEventArgs>();
			List<BuildMessageEventArgs> messages = new List<BuildMessageEventArgs>();

			var path = Path.Combine ("temp", TestName);
			if (Directory.Exists (Path.Combine (Root, path)))
				Directory.Delete (Path.Combine (Root, path), recursive: true);

			var engine = new MockBuildEngine (TestContext.Out, errors: errors, messages: messages);
			var frameworksPath = Path.Combine (TestEnvironment.MonoAndroidFrameworkDirectory, "v1.0");
			var androidSdk = CreateFauxAndroidSdkDirectory (Path.Combine (path, "Sdk"), "24.0.1", new[]
			{
				new ApiInfo { Id = "23", Level = 23, Name = "Marshmallow", FrameworkVersion = "v6.0", Stable = true },
				new ApiInfo { Id = "26", Level = 26, Name = "Oreo", FrameworkVersion = "v8.0", Stable = true },
				new ApiInfo { Id = "27", Level = 27, Name = "Oreo", FrameworkVersion = "v8.1", Stable = true },
				new ApiInfo { Id = "28", Level = 28, Name = "Pie", FrameworkVersion = "v9.0", Stable = true },
			});
			//var androidNdk = CreateFauxAndroidNdkDirectory (Path.Combine (path, "Ndk"));
			var javaSdk = CreateFauxJavaSdkDirectory (Path.Combine(path, "Java"), "1.8.0", out string javaExe, out string javacExe);
			var task = new ResolveXamarinAndroidTools () {
				BuildEngine = engine,
				AndroidNdkPath = null,
				AndroidSdkPath = androidSdk,
				JavaSdkPath = javaSdk,
				MonoAndroidToolsPath = TestEnvironment.AndroidMSBuildDirectory,
				ReferenceAssemblyPaths = new string[] {
					frameworksPath,
				},
			};
			Assert.True (task.Execute (), "Task should have completed successfully.");
			Assert.AreEqual (0, errors.Count, "No Errors should have been raised");
			var expected = $"  Found FrameworkPath at {Path.GetFullPath (frameworksPath)}";
			var firstTaskExecMessages = messages.Select (x => x.Message)?.ToList ();
			Assert.IsNotNull (firstTaskExecMessages, "First execution did not contain any messages!");
			CollectionAssert.Contains (firstTaskExecMessages, expected);
			CollectionAssert.DoesNotContain (firstTaskExecMessages, "  Using cached AndroidSdk values");
			CollectionAssert.DoesNotContain (firstTaskExecMessages, "  Using cached MonoDroidSdk values");

			Assert.True (task.Execute (), "Task should have completed successfully.");
			Assert.AreEqual (0, errors.Count, "No Errors should have been raised");
			var secondTaskExecMessages = messages.Select (x => x.Message)?.ToList ();
			Assert.IsNotNull (secondTaskExecMessages, "Second execution did not contain any messages!");
			CollectionAssert.Contains (secondTaskExecMessages, expected);
			CollectionAssert.Contains (secondTaskExecMessages, "  Using cached AndroidSdk values");
			CollectionAssert.Contains (secondTaskExecMessages, "  Using cached MonoDroidSdk values");
		}

	}
}