121 lines
4.9 KiB
C#
121 lines
4.9 KiB
C#
// Copyright (c) .NET Foundation. All rights reserved.
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// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
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using System;
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using System.Diagnostics;
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using System.IO;
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using Xunit;
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namespace Microsoft.DotNet.Watcher.Tools.FunctionalTests
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{
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public class NoDepsAppTests
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{
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private static readonly TimeSpan _defaultTimeout = TimeSpan.FromSeconds(30);
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[Fact]
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public void RestartProcessOnFileChange()
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{
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using (var scenario = new NoDepsAppScenario())
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{
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// Wait for the process to start
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using (var wait = new WaitForFileToChange(scenario.StartedFile))
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{
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scenario.RunDotNetWatch($"run {scenario.StatusFile} --no-exit");
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wait.Wait(_defaultTimeout,
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expectedToChange: true,
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errorMessage: $"File not created: {scenario.StartedFile}");
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}
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// Then wait for it to restart when we change a file
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using (var wait = new WaitForFileToChange(scenario.StartedFile))
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{
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var fileToChange = Path.Combine(scenario.TestAppFolder, "Program.cs");
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var programCs = File.ReadAllText(fileToChange);
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File.WriteAllText(fileToChange, programCs);
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wait.Wait(_defaultTimeout,
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expectedToChange: true,
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errorMessage: $"Process did not restart because {scenario.StartedFile} was not changed");
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}
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// Check that the first child process is no longer running
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Waiters.WaitForFileToBeReadable(scenario.StatusFile, _defaultTimeout);
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var ids = File.ReadAllLines(scenario.StatusFile);
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var firstProcessId = int.Parse(ids[0]);
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Waiters.WaitForProcessToStop(
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firstProcessId,
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TimeSpan.FromSeconds(1),
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expectedToStop: true,
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errorMessage: $"PID: {firstProcessId} is still alive");
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}
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}
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[Fact(Skip = "aspnet/dotnet-watch#98")]
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public void RestartProcessThatTerminatesAfterFileChange()
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{
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using (var scenario = new NoDepsAppScenario())
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{
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// Wait for the process to start
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using (var wait = new WaitForFileToChange(scenario.StartedFile))
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{
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scenario.RunDotNetWatch($"run {scenario.StatusFile}");
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wait.Wait(_defaultTimeout,
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expectedToChange: true,
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errorMessage: $"File not created: {scenario.StartedFile}");
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}
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// Then wait for the app to exit
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Waiters.WaitForFileToBeReadable(scenario.StartedFile, _defaultTimeout);
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var ids = File.ReadAllLines(scenario.StatusFile);
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var procId = int.Parse(ids[0]);
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Waiters.WaitForProcessToStop(
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procId,
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_defaultTimeout,
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expectedToStop: true,
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errorMessage: "Test app did not exit");
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// Then wait for it to restart when we change a file
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using (var wait = new WaitForFileToChange(scenario.StartedFile))
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{
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var fileToChange = Path.Combine(scenario.TestAppFolder, "Program.cs");
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var programCs = File.ReadAllText(fileToChange);
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File.WriteAllText(fileToChange, programCs);
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wait.Wait(_defaultTimeout,
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expectedToChange: true,
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errorMessage: $"Process did not restart because {scenario.StartedFile} was not changed");
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}
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}
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}
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private class NoDepsAppScenario : DotNetWatchScenario
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{
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private const string TestAppName = "NoDepsApp";
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private static readonly string _testAppFolder = Path.Combine(_repositoryRoot, "test", "TestApps", TestAppName);
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public NoDepsAppScenario()
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{
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StatusFile = Path.Combine(_scenario.TempFolder, "status");
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StartedFile = StatusFile + ".started";
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_scenario.AddProject(_testAppFolder);
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_scenario.AddToolToProject(TestAppName, DotnetWatch);
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_scenario.Restore();
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TestAppFolder = Path.Combine(_scenario.WorkFolder, TestAppName);
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}
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public string StatusFile { get; private set; }
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public string StartedFile { get; private set; }
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public string TestAppFolder { get; private set; }
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public void RunDotNetWatch(string args)
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{
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RunDotNetWatch(args, Path.Combine(_scenario.WorkFolder, TestAppName));
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}
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}
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}
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}
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