feat(ui): add visual indicators for hook execution (#15408)

packages/core/src/hooks/hookEventHandler.test.ts

@@ -31,6 +31,8 @@ const mockDebugLogger = vi.hoisted(() => ({
 // Mock coreEvents
 const mockCoreEvents = vi.hoisted(() => ({
   emitFeedback: vi.fn(),
+  emitHookStart: vi.fn(),
+  emitHookEnd: vi.fn(),
 }));
 
 vi.mock('../utils/debugLogger.js', () => ({
@@ -158,8 +160,31 @@ describe('HookEventHandler', () => {
           tool_name: 'EditTool',
           tool_input: { file: 'test.txt' },
         }),
+        expect.any(Function),
+        expect.any(Function),
       );
 
+      // Verify event emission via callbacks
+      const onHookStart = vi.mocked(mockHookRunner.executeHooksParallel).mock
+        .calls[0][3];
+      const onHookEnd = vi.mocked(mockHookRunner.executeHooksParallel).mock
+        .calls[0][4];
+
+      if (onHookStart) onHookStart(mockPlan[0].hookConfig, 0);
+      expect(mockCoreEvents.emitHookStart).toHaveBeenCalledWith({
+        hookName: './test.sh',
+        eventName: HookEventName.BeforeTool,
+        hookIndex: 1,
+        totalHooks: 1,
+      });
+
+      if (onHookEnd) onHookEnd(mockPlan[0].hookConfig, mockResults[0]);
+      expect(mockCoreEvents.emitHookEnd).toHaveBeenCalledWith({
+        hookName: './test.sh',
+        eventName: HookEventName.BeforeTool,
+        success: true,
+      });
+
       expect(result).toBe(mockAggregated);
     });
 
@@ -294,6 +319,8 @@ describe('HookEventHandler', () => {
           tool_input: toolInput,
           tool_response: toolResponse,
         }),
+        expect.any(Function),
+        expect.any(Function),
       );
 
       expect(result).toBe(mockAggregated);
@@ -352,6 +379,8 @@ describe('HookEventHandler', () => {
         expect.objectContaining({
           prompt,
         }),
+        expect.any(Function),
+        expect.any(Function),
       );
 
       expect(result).toBe(mockAggregated);
@@ -415,6 +444,8 @@ describe('HookEventHandler', () => {
           notification_type: 'ToolPermission',
           details: { type: 'ToolPermission', title: 'Test Permission' },
         }),
+        expect.any(Function),
+        expect.any(Function),
       );
 
       expect(result).toBe(mockAggregated);
@@ -478,6 +509,8 @@ describe('HookEventHandler', () => {
         expect.objectContaining({
           source: 'startup',
         }),
+        expect.any(Function),
+        expect.any(Function),
       );
 
       expect(result).toBe(mockAggregated);
@@ -548,6 +581,8 @@ describe('HookEventHandler', () => {
             ]),
           }),
         }),
+        expect.any(Function),
+        expect.any(Function),
       );
 
       expect(result).toBe(mockAggregated);
@@ -591,6 +626,8 @@ describe('HookEventHandler', () => {
           hook_event_name: 'BeforeTool',
           timestamp: expect.any(String),
         }),
+        expect.any(Function),
+        expect.any(Function),
       );
     });
   });