mattercontrol/Tests/MatterControl.AutomationTests/LibraryContainerTests.cs

/*
Copyright (c) 2017, John Lewin
All rights reserved.

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   and/or other materials provided with the distribution.

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*/

using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Reflection;
using System.Threading;
using System.Threading.Tasks;
using MatterHackers.Agg;
using MatterHackers.Agg.Platform;
using MatterHackers.Agg.UI;
using MatterHackers.MatterControl.DataStorage;
using MatterHackers.MatterControl.Library;
using MatterHackers.MatterControl.Tests.Automation;
using NUnit.Framework;

namespace MatterControl.Tests.MatterControl
{
	[TestFixture, Category("LibraryContainerTests"), RunInApplicationDomain, Apartment(ApartmentState.STA)]
	public class LibraryContainerTests
	{
		[Test]
		public Task TestExistsForEachContainerType()
		{
			StaticData.RootPath = TestContext.CurrentContext.ResolveProjectPath(4, "StaticData");
			MatterControlUtilities.OverrideAppDataLocation(TestContext.CurrentContext.ResolveProjectPath(4));

			// Find all test methods on this test class
			var thisClassMethods = this.GetType().GetMethods(BindingFlags.Public | BindingFlags.Instance);

			// Find and validate all ILibraryContainer types, skipping abstract classes
			foreach (var containerType in PluginFinder.FindTypes<ILibraryContainer>().Where(fieldType => !fieldType.IsAbstract))
			{
				string expectedTestName = $"{containerType.Name}Test";
				Assert.AreEqual(
					1,
					thisClassMethods.Where(m => m.Name == expectedTestName).Count(),
					"Test for LibraryContainer missing, not yet created or typo'd - Expected: " + expectedTestName);
			}

			return Task.CompletedTask;
		}

		[Test]
		public async Task NoContentChangedOnLoad()
		{
			StaticData.RootPath = TestContext.CurrentContext.ResolveProjectPath(4, "StaticData");
			MatterControlUtilities.OverrideAppDataLocation(TestContext.CurrentContext.ResolveProjectPath(4));

			bool onIdlePumpActive = true;

			var uiPump = Task.Run(() =>
			{
				while (onIdlePumpActive)
				{
					UiThread.InvokePendingActions();
					Thread.Sleep(10);
				};

				Console.Write("Exiting");
			});

			// Find and validate all ILibraryContainer types, skipping abstract classes
			foreach (var containerType in PluginFinder.FindTypes<ILibraryContainer>().Where(fieldType => !fieldType.IsAbstract))
			{
				var args = new List<object>();

				if (containerType == typeof(FileSystemContainer))
				{
					args.Add(TestContext.CurrentContext.ResolveProjectPath(4));
				}
				else if (containerType == typeof(RootLibraryContainer))
				{
					// TODO: Not sure how to test RootLibrary given content loads after MatterControl init is finished, skipping for now
					continue;
				}

				if (Activator.CreateInstance(containerType, args.ToArray()) is ILibraryContainer libraryContainer)
				{
					if (libraryContainer is ZipMemoryContainer zipContainer)
					{
						zipContainer.Path = TestContext.CurrentContext.ResolveProjectPath(4, "Tests", "TestData", "TestParts", "Batman.zip");
						zipContainer.RelativeDirectory = Path.GetDirectoryName(zipContainer.Path);
					}

					int changedCount = 0;
					libraryContainer.ContentChanged += (s, e) =>
					{
						changedCount++;
					};

					await Task.Run(() =>
					{
						libraryContainer.Load();
					});

					// Allow time for invalid additional reloads
					await Task.Delay(300);

					// Verify Reload is called;
					Assert.AreEqual(0, changedCount, "Expected reload count not hit - container should fire reload event after acquiring content");
				}
			}

			onIdlePumpActive = false;
		}

		[Test]
		public async Task AddFiresContentChangedEvent()
		{
			StaticData.RootPath = TestContext.CurrentContext.ResolveProjectPath(4, "StaticData");
			MatterControlUtilities.OverrideAppDataLocation(TestContext.CurrentContext.ResolveProjectPath(4));

			string filePath = TestContext.CurrentContext.ResolveProjectPath(4, "Tests", "TestData", "TestParts", "Batman.stl");

			bool onIdlePumpActive = true;

			var uiPump = Task.Run(() =>
			{
				while (onIdlePumpActive)
				{
					UiThread.InvokePendingActions();
					Thread.Sleep(10);
				};

				Console.Write("Exiting");
			});

			Type writable = typeof(ILibraryWritableContainer);

			// Find and validate all ILibraryContainer types, skipping abstract classes
			foreach (var containerType in PluginFinder.FindTypes<ILibraryContainer>().Where(fieldType => !fieldType.IsAbstract))
			{
				var args = new List<object>();

				if (containerType == typeof(FileSystemContainer))
				{
					Directory.CreateDirectory(ApplicationDataStorage.Instance.ApplicationTempDataPath);
					args.Add(ApplicationDataStorage.Instance.ApplicationTempDataPath);
				}
				else if (containerType == typeof(RootLibraryContainer)
					|| !writable.IsAssignableFrom(containerType))
				{
					// TODO: Not sure how to test RootLibrary given content loads after MatterControl init is finished, skipping for now
					continue;
				}

				if (Activator.CreateInstance(containerType, args.ToArray()) is ILibraryWritableContainer libraryContainer)
				{
					if (!libraryContainer.AllowAction(ContainerActions.AddItems))
					{
						continue;
					}

					if (libraryContainer is ZipMemoryContainer zipContainer)
					{
						zipContainer.Path = TestContext.CurrentContext.ResolveProjectPath(4, "Tests", "TestData", "TestParts", "Batman.zip");
						zipContainer.RelativeDirectory = Path.GetDirectoryName(zipContainer.Path);
					}

					int changedCount = 0;
					libraryContainer.ContentChanged += (s, e) =>
					{
						changedCount++;
					};

					var waitUntil = DateTime.Now.AddSeconds(15);

					var result = Task.Run(() =>
					{
						libraryContainer.Load();
						libraryContainer.Add(new[] { new FileSystemFileItem(filePath) });
					});

					// Wait for reload
					while (DateTime.Now <= waitUntil)
					{
						if (changedCount > 0)
						{
							break;
						}

						await Task.Delay(200);
					}

					// Allow time for invalid additional reloads
					await Task.Delay(300);

					Console.WriteLine($"ContentChanged for {containerType.Name}");

					// Verify Reload is called;
					Assert.AreEqual(1, changedCount, $"Expected reload count for {containerType.Name} not hit - container should fire reload event after acquiring content");
				}
			}

			onIdlePumpActive = false;
		}
	}
}