feat(graph): Implement Graph View with Dagre Layout and Epic Scope (bb-18e)

tests/lib/project-scope.test.ts

@@ -0,0 +1,87 @@
+import assert from 'node:assert/strict';
+import test from 'node:test';
+
+import { resolveProjectScope, type ProjectScopeRegistryEntry } from '../../src/lib/project-scope';
+
+const REGISTRY: ProjectScopeRegistryEntry[] = [
+  { path: 'D:/Repos/Alpha' },
+  { path: 'D:/Repos/Beta' },
+];
+
+test('resolveProjectScope defaults to local when query key is missing', () => {
+  const scope = resolveProjectScope({
+    currentProjectRoot: 'C:/Users/Zenchant/codex/beadboard',
+    registryProjects: REGISTRY,
+  });
+
+  assert.equal(scope.mode, 'single');
+  assert.equal(scope.selected.source, 'local');
+  assert.equal(scope.selected.root, 'C:\\Users\\Zenchant\\codex\\beadboard');
+  assert.equal(scope.selected.key, 'local');
+  assert.deepEqual(scope.readRoots, ['C:\\Users\\Zenchant\\codex\\beadboard']);
+  assert.equal(scope.options[0].key, 'local');
+  assert.equal(scope.options.length, 3);
+});
+
+test('resolveProjectScope selects registry project when key matches', () => {
+  const scope = resolveProjectScope({
+    currentProjectRoot: 'C:/Users/Zenchant/codex/beadboard',
+    registryProjects: REGISTRY,
+    requestedProjectKey: 'd:\\repos\\beta',
+  });
+
+  assert.equal(scope.selected.source, 'registry');
+  assert.equal(scope.selected.root, 'D:\\Repos\\Beta');
+  assert.equal(scope.selected.key, 'd:\\repos\\beta');
+  assert.deepEqual(scope.readRoots, ['D:\\Repos\\Beta']);
+});
+
+test('resolveProjectScope falls back to local when query key is unknown', () => {
+  const scope = resolveProjectScope({
+    currentProjectRoot: 'C:/Users/Zenchant/codex/beadboard',
+    registryProjects: REGISTRY,
+    requestedProjectKey: 'd:\\repos\\missing',
+  });
+
+  assert.equal(scope.selected.source, 'local');
+  assert.equal(scope.selected.key, 'local');
+  assert.deepEqual(scope.readRoots, ['C:\\Users\\Zenchant\\codex\\beadboard']);
+});
+
+test('resolveProjectScope deduplicates registry entries by normalized key', () => {
+  const scope = resolveProjectScope({
+    currentProjectRoot: 'C:/Users/Zenchant/codex/beadboard',
+    registryProjects: [{ path: 'D:/Repos/Alpha/' }, { path: 'd:\\repos\\alpha' }],
+  });
+
+  assert.equal(scope.options.length, 2);
+  assert.equal(scope.options.filter((option) => option.source === 'registry').length, 1);
+});
+
+test('resolveProjectScope supports aggregate mode and reads all roots', () => {
+  const scope = resolveProjectScope({
+    currentProjectRoot: 'C:/Users/Zenchant/codex/beadboard',
+    registryProjects: REGISTRY,
+    requestedProjectKey: 'd:\\repos\\alpha',
+    requestedMode: 'aggregate',
+  });
+
+  assert.equal(scope.mode, 'aggregate');
+  assert.equal(scope.selected.key, 'd:\\repos\\alpha');
+  assert.deepEqual(scope.readRoots, [
+    'C:\\Users\\Zenchant\\codex\\beadboard',
+    'D:\\Repos\\Alpha',
+    'D:\\Repos\\Beta',
+  ]);
+});
+
+test('resolveProjectScope falls back to single mode for unknown mode values', () => {
+  const scope = resolveProjectScope({
+    currentProjectRoot: 'C:/Users/Zenchant/codex/beadboard',
+    registryProjects: REGISTRY,
+    requestedMode: 'invalid-mode',
+  });
+
+  assert.equal(scope.mode, 'single');
+  assert.deepEqual(scope.readRoots, ['C:\\Users\\Zenchant\\codex\\beadboard']);
+});