feat: add storage foundation and i18n resources

YKanBan.Tests/Storage/Workspace/WorkspaceInitializerTests.cs

@@ -0,0 +1,64 @@
+using Microsoft.Data.Sqlite;
+using YKanBan.Storage;
+using YKanBan.Storage.Workspace;
+using YKanBan.Tests.TestUtilities;
+
+namespace YKanBan.Tests.Storage.Workspace;
+
+/// <summary>
+/// Tests for workspace detection and initialization. Initialization creates
+/// the structure and an empty migrated database, but deliberately adds no
+/// content.
+/// </summary>
+[TestClass]
+public class WorkspaceInitializerTests
+{
+    [TestMethod]
+    public void IsWorkspaceReflectsInitializationState()
+    {
+        using var directory = new TempDirectory();
+        Assert.IsFalse(WorkspaceInitializer.IsWorkspace(directory.FullPath));
+
+        WorkspaceInitializer.Initialize(directory.FullPath);
+        Assert.IsTrue(WorkspaceInitializer.IsWorkspace(directory.FullPath));
+    }
+
+    [TestMethod]
+    public void InitializeCreatesStructureAndMigratedEmptyDatabase()
+    {
+        using var directory = new TempDirectory();
+        WorkspaceInitializer.Initialize(directory.FullPath);
+
+        Assert.IsTrue(Directory.Exists(WorkspacePaths.Root(directory.FullPath)));
+        Assert.IsTrue(File.Exists(WorkspacePaths.Database(directory.FullPath)));
+
+        using SqliteConnection connection = SqliteTestHelper.OpenWorkspace(directory.FullPath);
+        Assert.AreEqual(WorkspaceSchema.CurrentVersion, SqliteDatabase.ReadUserVersion(connection));
+        Assert.IsTrue(SqliteTestHelper.TableExists(connection, "columns"));
+        Assert.IsTrue(SqliteTestHelper.TableExists(connection, "cards"));
+        Assert.IsTrue(SqliteTestHelper.TableExists(connection, "tags"));
+        Assert.IsTrue(SqliteTestHelper.TableExists(connection, "card_tags"));
+        // Initialization does not add preset content.
+        Assert.AreEqual(0L, SqliteTestHelper.ScalarLong(connection, "SELECT COUNT(*) FROM columns;"));
+    }
+
+    [TestMethod]
+    public void InitializeMissingFolderThrows()
+    {
+        using var directory = new TempDirectory();
+        string missing = Path.Combine(directory.FullPath, "not-created");
+
+        WorkspaceDirectoryMissingException exception = Assert.ThrowsExactly<WorkspaceDirectoryMissingException>(
+            () => WorkspaceInitializer.Initialize(missing));
+        Assert.AreEqual(missing, exception.FolderPath);
+    }
+
+    [TestMethod]
+    public void InitializeTwiceThrows()
+    {
+        using var directory = new TempDirectory();
+        WorkspaceInitializer.Initialize(directory.FullPath);
+
+        Assert.ThrowsExactly<InvalidOperationException>(() => WorkspaceInitializer.Initialize(directory.FullPath));
+    }
+}