Merge pull request stakwork#915 from MuhammadUmer44/getChat-unit-test

[Unit Tests]: `GetChat`

src/store/__test__/chatStore.spec.ts

@@ -0,0 +1,111 @@
+import { ChatHistoryStore } from '../chat';
+import { Chat } from '../interface';
+
+describe('ChatHistoryStore', () => {
+  let store: ChatHistoryStore;
+
+  beforeEach(() => {
+    store = new ChatHistoryStore();
+  });
+
+  describe('getChat', () => {
+    const mockChat: Chat = {
+      id: 'chat123',
+      workspaceId: 'workspace123',
+      title: 'Test Chat',
+      createdAt: '2024-03-20T10:00:00Z',
+      updatedAt: '2024-03-20T10:00:00Z'
+    };
+
+    it('should return chat when valid ID exists', () => {
+      store.addChat(mockChat);
+      const result = store.getChat('chat123');
+      expect(result).toEqual(mockChat);
+    });
+
+    it('should return undefined for non-existing chat ID', () => {
+      const result = store.getChat('nonexistent123');
+      expect(result).toBeUndefined();
+    });
+
+    it('should return undefined for empty string ID', () => {
+      const result = store.getChat('');
+      expect(result).toBeUndefined();
+    });
+
+    it('should handle IDs with special characters', () => {
+      const specialChat: Chat = {
+        ...mockChat,
+        id: 'chat!@#$%^&*()'
+      };
+      store.addChat(specialChat);
+      const result = store.getChat('chat!@#$%^&*()');
+      expect(result).toEqual(specialChat);
+    });
+
+    it('should handle IDs with maximum length', () => {
+      const longId = 'a'.repeat(256);
+      const longChat: Chat = {
+        ...mockChat,
+        id: longId
+      };
+      store.addChat(longChat);
+      const result = store.getChat(longId);
+      expect(result).toEqual(longChat);
+    });
+
+    it('should be case sensitive when retrieving chats', () => {
+      store.addChat(mockChat);
+      const result = store.getChat('CHAT123');
+      expect(result).toBeUndefined();
+    });
+
+    it('should handle IDs with leading/trailing whitespace', () => {
+      const result = store.getChat('  chat123  ');
+      expect(result).toBeUndefined();
+
+      store.addChat(mockChat);
+      const validResult = store.getChat('chat123');
+      expect(validResult).toEqual(mockChat);
+    });
+
+    it('should handle IDs with internal whitespace', () => {
+      const spaceChat: Chat = {
+        ...mockChat,
+        id: 'chat 123'
+      };
+      store.addChat(spaceChat);
+      const result = store.getChat('chat 123');
+      expect(result).toEqual(spaceChat);
+    });
+
+    it('should handle IDs with unicode characters', () => {
+      const unicodeChat: Chat = {
+        ...mockChat,
+        id: 'chat🚀你好'
+      };
+      store.addChat(unicodeChat);
+      const result = store.getChat('chat🚀你好');
+      expect(result).toEqual(unicodeChat);
+    });
+
+    it('should correctly manage multiple chats', () => {
+      const chat1 = { ...mockChat, id: 'chat1' };
+      const chat2 = { ...mockChat, id: 'chat2' };
+
+      store.addChat(chat1);
+      store.addChat(chat2);
+
+      expect(store.getChat('chat1')).toEqual(chat1);
+      expect(store.getChat('chat2')).toEqual(chat2);
+    });
+
+    it('should return updated chat after modification', () => {
+      store.addChat(mockChat);
+      store.updateChat('chat123', { title: 'Updated Title' });
+
+      const result = store.getChat('chat123');
+      expect(result?.title).toBe('Updated Title');
+    });
+  });
+});