1 files changed, 76 insertions, 0 deletions
diff --git a/test/ILLink.Tasks.IntegrationTests/HelloWorldTest.cs b/test/ILLink.Tasks.IntegrationTests/HelloWorldTest.cs
new file mode 100644
index 000000000..63b0990c9
--- /dev/null
+++ b/test/ILLink.Tasks.IntegrationTests/HelloWorldTest.cs
@@ -0,0 +1,76 @@
+using System;
+using System.IO;
+using Xunit;
+using Xunit.Abstractions;
+using Xunit.Sdk;
+
+namespace ILLink.Tests
+{
+	public class HelloWorldFixture : ProjectFixture
+	{
+		public string csproj;
+
+		public HelloWorldFixture (IMessageSink diagnosticMessageSink) : base (diagnosticMessageSink)
+		{
+			csproj = SetupProject ();
+		}
+
+		public string SetupProject()
+		{
+			string projectRoot = CreateTestFolder("helloworld");
+			string csproj = Path.Combine(projectRoot, $"helloworld.csproj");
+
+			if (File.Exists(csproj)) {
+				LogMessage ($"using existing project {csproj}");
+				return csproj;
+			}
+
+			if (Directory.Exists(projectRoot)) {
+				Directory.Delete(projectRoot, true);
+			}
+
+			Directory.CreateDirectory(projectRoot);
+			int ret = CommandHelper.Dotnet("new console", projectRoot);
+			if (ret != 0) {
+				LogMessage ("dotnet new failed");
+				Assert.True(false);
+			}
+
+			AddLinkerReference(csproj);
+
+			AddNuGetConfig(projectRoot);
+
+			return csproj;
+		}
+	}
+
+	public class HelloWorldTest : IntegrationTestBase, IClassFixture<HelloWorldFixture>
+	{
+		HelloWorldFixture fixture;
+
+		public HelloWorldTest(HelloWorldFixture fixture, ITestOutputHelper helper) : base(helper) {
+			this.fixture = fixture;
+		}
+
+		[Fact]
+		public void RunHelloWorldStandalone()
+		{
+			string executablePath = BuildAndLink(fixture.csproj, selfContained: true);
+			CheckOutput(executablePath, selfContained: true);
+		}
+
+		[Fact]
+		public void RunHelloWorldPortable()
+		{
+			string target = BuildAndLink(fixture.csproj, selfContained: false);
+			CheckOutput(target, selfContained: false);
+		}
+
+		void CheckOutput(string target, bool selfContained = false)
+		{
+			int ret = RunApp(target, out string commandOutput, selfContained: selfContained);
+			Assert.True(ret == 0);
+			Assert.Contains("Hello World!", commandOutput);
+		}
+	}
+}