task(A4.11): documentService singleton + global v2 undo/redo shortcuts

2026-08-27 07:14:41 +02:00
parent e76b3efe20
commit 25e721d3d3
3 changed files with 123 additions and 0 deletions
@@ -0,0 +1,56 @@
+/**
+ * documentService Tests (Task A4.11).
+ * Prüft Registrierung/Löschung des aktiven Dokuments und die
+ * Undo/Redo-Delegation an CADDocument.
+ */
+import { describe, it, expect, afterEach } from 'vitest';
+import { setActiveDocument, getActiveDocument, undoActive, redoActive } from '../src/kernel/document/documentService';
+import { CADDocument } from '../src/kernel/document/CADDocument';
+import { createInMemoryDoc } from './helpers/inMemoryDoc';
+import type { CADElement } from '../src/types/cad.types';
+
+function makeEl(id: string): CADElement {
+  return {
+    id,
+    type: 'rect',
+    layerId: 'l',
+    x: 0,
+    y: 0,
+    width: 1,
+    height: 1,
+    properties: {},
+  } as unknown as CADElement;
+}
+
+afterEach(() => {
+  setActiveDocument(null);
+});
+
+describe('documentService', () => {
+  it('registriert und entregistriert das aktive Dokument', () => {
+    const { ydoc } = createInMemoryDoc();
+    const doc = new CADDocument(ydoc);
+    setActiveDocument(doc);
+    expect(getActiveDocument()).toBe(doc);
+    setActiveDocument(null);
+    expect(getActiveDocument()).toBeNull();
+  });
+
+  it('undoActive delegiert an das registrierte Dokument', () => {
+    const { ydoc } = createInMemoryDoc();
+    const doc = new CADDocument(ydoc);
+    doc.addElement(makeEl('x1'));
+    setActiveDocument(doc);
+
+    expect(undoActive()).toBe(true);      // Element wird entfernt
+    expect(doc.getAllElements().length).toBe(0);
+    expect(redoActive()).toBe(true);       // wiederhergestellt
+    expect(doc.getAllElements().length).toBe(1);
+  });
+
+  it('undoActive liefert false ohne aktives Dokument', () => {
+    setActiveDocument(null);
+    expect(undoActive()).toBe(false);
+    expect(redoActive()).toBe(false);
+  });
+});