public static void Initialize(TestCommandLine commandLine)
{
Environment.SetEnvironmentVariable("DOTNET_MULTILEVEL_LOOKUP", "0");
// Reset this environment variable so that if the dotnet under test is different than the
// one running the tests, it won't interfere
Environment.SetEnvironmentVariable("MSBuildSdksPath", null);
TestContext testContext = new TestContext();
bool runAsTool = false;
if (Directory.Exists(Path.Combine(AppContext.BaseDirectory, "Assets")))
{
runAsTool = true;
testContext.TestAssetsDirectory = Path.Combine(AppContext.BaseDirectory, "Assets", "TestProjects");
}
else if (!string.IsNullOrEmpty(Environment.GetEnvironmentVariable("DOTNET_SDK_TEST_AS_TOOL")))
{
// Pretend to run as a tool, but use the test assets found in the repo
// This allows testing most of the "tests as global tool" behavior by setting an environment
// variable instead of packing the test, and installing it as a global tool.
runAsTool = true;
testContext.TestAssetsDirectory = FindFolderInTree(Path.Combine("src", "Assets", "TestProjects"), AppContext.BaseDirectory);
}
string repoRoot = null;
string repoConfiguration = "Debug";
if (commandLine.SDKRepoPath != null)
{
repoRoot = commandLine.SDKRepoPath;
}
else if (!commandLine.NoRepoInference && !runAsTool)
{
repoRoot = GetRepoRoot();
if (repoRoot != null)
{
// assumes tests are always executed from the "artifacts/bin/Tests/$MSBuildProjectFile/$Configuration" directory
repoConfiguration = new DirectoryInfo(AppContext.BaseDirectory).Name;
}
}
if (!string.IsNullOrEmpty(commandLine.TestExecutionDirectory))
{
testContext.TestExecutionDirectory = commandLine.TestExecutionDirectory;
}
else if (runAsTool)
{
testContext.TestExecutionDirectory = Path.Combine(Path.GetTempPath(), "dotnetSdkTests");
}
else
{
// This is dependent on the current artifacts layout:
// * $(RepoRoot)/artifacts/tmp/$Configuration)
// * $(RepoRoot)/artifacts/bin/Tests/$(MSBuildProjectName)/$(Configuration)
testContext.TestExecutionDirectory = Path.GetFullPath(Path.Combine(AppContext.BaseDirectory, "..", "..", "..", "..", "tmp", repoConfiguration));
testContext.TestAssetsDirectory = FindFolderInTree(Path.Combine("src", "Assets", "TestProjects"), AppContext.BaseDirectory);
}
string artifactsDir = Environment.GetEnvironmentVariable("DOTNET_SDK_ARTIFACTS_DIR");
if (string.IsNullOrEmpty(artifactsDir) && !string.IsNullOrEmpty(repoRoot))
{
artifactsDir = Path.Combine(repoRoot, "artifacts");
}
if (repoRoot != null)
{
testContext.NuGetFallbackFolder = Path.Combine(artifactsDir, ".nuget", "NuGetFallbackFolder");
testContext.NuGetExePath = Path.Combine(artifactsDir, ".nuget", $"nuget{Constants.ExeSuffix}");
testContext.NuGetCachePath = Path.Combine(artifactsDir, ".nuget", "packages");
}
else
{
var nugetFolder = FindFolderInTree(".nuget", AppContext.BaseDirectory, false)
?? Path.Combine(testContext.TestExecutionDirectory, ".nuget");
testContext.NuGetFallbackFolder = Path.Combine(nugetFolder, "NuGetFallbackFolder");
testContext.NuGetExePath = Path.Combine(nugetFolder, $"nuget{Constants.ExeSuffix}");
testContext.NuGetCachePath = Path.Combine(nugetFolder, "packages");
}
if (commandLine.SdkVersion != null)
{
testContext.SdkVersion = commandLine.SdkVersion;
}
testContext.ToolsetUnderTest = ToolsetInfo.Create(repoRoot, artifactsDir, repoConfiguration, commandLine);
TestContext.Current = testContext;
}