Writing unit tests for the library provider stuff.

Got the file folder provider acting like nodes rather than a static set.

Tests/MatterControl.Tests/MatterControl/LibraryProviderTests.cs

@@ -0,0 +1,123 @@
+/*
+Copyright (c) 2015, Lars Brubaker
+All rights reserved.
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are met:
+
+1. Redistributions of source code must retain the above copyright notice, this
+   list of conditions and the following disclaimer.
+2. Redistributions in binary form must reproduce the above copyright notice,
+   this list of conditions and the following disclaimer in the documentation
+   and/or other materials provided with the distribution.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
+ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+The views and conclusions contained in the software and documentation are those
+of the authors and should not be interpreted as representing official policies,
+either expressed or implied, of the FreeBSD Project.
+*/
+
+using MatterHackers.MatterControl;
+using NUnit.Framework;
+using System;
+using System.Collections.Generic;
+using System.Diagnostics;
+using System.Linq;
+using System.Reflection;
+using System.Text;
+using MatterHackers.MatterControl.PrintLibrary.Provider;
+using MatterHackers.MatterControl.PrintQueue;
+using MatterHackers.MatterControl.DataStorage;
+using System.IO;
+using MatterHackers.Agg.PlatformAbstract;
+
+namespace MatterControl.Tests
+{
+    [TestFixture]
+    public class LibraryProviderTests
+    {
+		static string pathToMesh = Path.Combine("..", "..", "..", "TestData", "TestMeshes", "LibraryProviderData");
+		static string meshFileName = Path.Combine(pathToMesh, "Box20x20x10.stl");
+
+		bool collectionChanged = false;
+		bool dataReloaded = false;
+		bool itemAdded = false;
+		bool itemRemoved = false;
+		private event EventHandler unregisterEvents;
+
+		public LibraryProviderTests()
+		{
+#if !__ANDROID__
+			// Set the static data to point to the directory of MatterControl
+			StaticData.Instance = new MatterHackers.Agg.FileSystemStaticData(Path.Combine("..", "..", "..", ".."));
+#endif
+		}
+
+		[TestFixtureSetUp]
+		void SetupBeforeTest()
+		{
+			collectionChanged = false;
+			dataReloaded = false;
+			itemAdded = false;
+			itemRemoved = false;
+
+			LibraryProvider.CollectionChanged.RegisterEvent((sender, e) => { collectionChanged = true; }, ref unregisterEvents);
+			LibraryProvider.DataReloaded.RegisterEvent((sender, e) => { dataReloaded = true; }, ref unregisterEvents);
+			LibraryProvider.ItemAdded.RegisterEvent((sender, e) => { itemAdded = true; }, ref unregisterEvents);
+			LibraryProvider.ItemRemoved.RegisterEvent((sender, e) => { itemRemoved = true; }, ref unregisterEvents);
+		}
+
+		[TearDown]
+		void TeardownAfterTest()
+		{
+			unregisterEvents(this, null);
+		}
+
+		[Test, Category("LibraryProviderFileSystem")]
+		public void LibraryProviderFileSystem_NavigationWorking()
+		{
+			LibraryProviderFileSystem testProvider = new LibraryProviderFileSystem(pathToMesh, "TestPath", null);
+			Assert.IsTrue(testProvider.CollectionCount == 0, "Start with a new database for these tests.");
+			Assert.IsTrue(testProvider.ItemCount == 1, "Start with a new database for these tests.");
+			PrintItemWrapper itemAtRoot = testProvider.GetPrintItemWrapper(0);
+			List<ProviderLocatorNode> providerLocator = itemAtRoot.PrintItem.GetLibraryProviderLocator();
+			Assert.IsTrue(providerLocator.Count == 1);
+
+			// create a collection and make sure it is on disk
+			string collectionName = "Collection1";
+			string createdDirectory = Path.Combine(pathToMesh, collectionName);
+			Assert.IsTrue(!Directory.Exists(createdDirectory));
+			Assert.IsTrue(collectionChanged == false);
+			testProvider.AddCollectionToLibrary(collectionName);
+			Assert.IsTrue(collectionChanged == true);
+			Assert.IsTrue(Directory.Exists(createdDirectory));
+
+			collectionChanged = false;
+			// make sure removing it gets rid of it
+			Assert.IsTrue(collectionChanged == false);
+			testProvider.RemoveCollection("Collection1");
+			Assert.IsTrue(collectionChanged == true);
+			Assert.IsTrue(!Directory.Exists(createdDirectory));
+		}
+
+		[Test, Category("LibraryProviderSqlite")]
+		public void LibraryProviderSqlite_NavigationWorking()
+        {
+			LibraryProviderSQLite testProvider = new LibraryProviderSQLite(null);
+			Assert.IsTrue(testProvider.CollectionCount == 0, "Start with a new database for these tests.");
+			Assert.IsTrue(testProvider.ItemCount == 0, "Start with a new database for these tests.");
+			PrintItem printItem = new PrintItem("Test_RootItem", meshFileName);
+			testProvider.AddItem(new PrintItemWrapper(printItem));
+        }
+    }
+}