view data fixes

apps/website/lib/mutations/auth/ForgotPasswordMutation.test.ts

@@ -0,0 +1,189 @@
+import { describe, it, expect, vi, beforeEach } from 'vitest';
+import { ForgotPasswordMutation } from './ForgotPasswordMutation';
+import { AuthService } from '@/lib/services/auth/AuthService';
+import { Result } from '@/lib/contracts/Result';
+
+// Mock dependencies
+vi.mock('@/lib/services/auth/AuthService', () => {
+  return {
+    AuthService: vi.fn(),
+  };
+});
+
+describe('ForgotPasswordMutation', () => {
+  let mutation: ForgotPasswordMutation;
+  let mockServiceInstance: { forgotPassword: ReturnType<typeof vi.fn> };
+
+  beforeEach(() => {
+    vi.clearAllMocks();
+    mutation = new ForgotPasswordMutation();
+    mockServiceInstance = {
+      forgotPassword: vi.fn(),
+    };
+    // Use mockImplementation to return the instance
+    (AuthService as any).mockImplementation(function() {
+      return mockServiceInstance;
+    });
+  });
+
+  describe('execute', () => {
+    describe('happy paths', () => {
+      it('should successfully send forgot password request', async () => {
+        // Arrange
+        const input = { email: 'test@example.com' };
+        const serviceOutput = { message: 'Reset link sent', magicLink: 'https://example.com/reset' };
+        mockServiceInstance.forgotPassword.mockResolvedValue(Result.ok(serviceOutput));
+
+        // Act
+        const result = await mutation.execute(input);
+
+        // Assert
+        expect(result.isOk()).toBe(true);
+        expect(result.unwrap()).toEqual(serviceOutput);
+        expect(mockServiceInstance.forgotPassword).toHaveBeenCalledWith(input);
+        expect(mockServiceInstance.forgotPassword).toHaveBeenCalledTimes(1);
+      });
+
+      it('should handle forgot password request without magicLink', async () => {
+        // Arrange
+        const input = { email: 'test@example.com' };
+        const serviceOutput = { message: 'Reset link sent' };
+        mockServiceInstance.forgotPassword.mockResolvedValue(Result.ok(serviceOutput));
+
+        // Act
+        const result = await mutation.execute(input);
+
+        // Assert
+        expect(result.isOk()).toBe(true);
+        expect(result.unwrap()).toEqual(serviceOutput);
+        expect(mockServiceInstance.forgotPassword).toHaveBeenCalledWith(input);
+      });
+    });
+
+    describe('failure modes', () => {
+      it('should handle service failure during forgot password request', async () => {
+        // Arrange
+        const input = { email: 'test@example.com' };
+        const serviceError = new Error('Service error');
+        mockServiceInstance.forgotPassword.mockRejectedValue(serviceError);
+
+        // Act
+        const result = await mutation.execute(input);
+
+        // Assert
+        expect(result.isErr()).toBe(true);
+        expect(result.getError()).toBe('Service error');
+        expect(mockServiceInstance.forgotPassword).toHaveBeenCalledTimes(1);
+      });
+
+      it('should handle service returning error result', async () => {
+        // Arrange
+        const input = { email: 'test@example.com' };
+        const domainError = { type: 'serverError', message: 'Email not found' };
+        mockServiceInstance.forgotPassword.mockResolvedValue(Result.err(domainError));
+
+        // Act
+        const result = await mutation.execute(input);
+
+        // Assert
+        expect(result.isErr()).toBe(true);
+        expect(result.getError()).toBe('Email not found');
+        expect(mockServiceInstance.forgotPassword).toHaveBeenCalledTimes(1);
+      });
+
+      it('should handle service returning validation error', async () => {
+        // Arrange
+        const input = { email: 'invalid-email' };
+        const domainError = { type: 'validationError', message: 'Invalid email format' };
+        mockServiceInstance.forgotPassword.mockResolvedValue(Result.err(domainError));
+
+        // Act
+        const result = await mutation.execute(input);
+
+        // Assert
+        expect(result.isErr()).toBe(true);
+        expect(result.getError()).toBe('Invalid email format');
+        expect(mockServiceInstance.forgotPassword).toHaveBeenCalledTimes(1);
+      });
+
+      it('should handle service returning rate limit error', async () => {
+        // Arrange
+        const input = { email: 'test@example.com' };
+        const domainError = { type: 'rateLimit', message: 'Too many requests' };
+        mockServiceInstance.forgotPassword.mockResolvedValue(Result.err(domainError));
+
+        // Act
+        const result = await mutation.execute(input);
+
+        // Assert
+        expect(result.isErr()).toBe(true);
+        expect(result.getError()).toBe('Too many requests');
+        expect(mockServiceInstance.forgotPassword).toHaveBeenCalledTimes(1);
+      });
+    });
+
+    describe('error mapping', () => {
+      it('should map various domain errors to mutation errors', async () => {
+        // Arrange
+        const input = { email: 'test@example.com' };
+        const testCases = [
+          { domainError: { type: 'serverError', message: 'Server error' }, expectedError: 'Server error' },
+          { domainError: { type: 'validationError', message: 'Validation error' }, expectedError: 'Validation error' },
+          { domainError: { type: 'notFound', message: 'Not found' }, expectedError: 'Not found' },
+          { domainError: { type: 'rateLimit', message: 'Rate limit exceeded' }, expectedError: 'Rate limit exceeded' },
+        ];
+
+        for (const testCase of testCases) {
+          mockServiceInstance.forgotPassword.mockResolvedValue(Result.err(testCase.domainError));
+
+          const result = await mutation.execute(input);
+
+          expect(result.isErr()).toBe(true);
+          expect(result.getError()).toBe(testCase.expectedError);
+        }
+      });
+    });
+
+    describe('input validation', () => {
+      it('should accept valid email input', async () => {
+        // Arrange
+        const input = { email: 'test@example.com' };
+        mockServiceInstance.forgotPassword.mockResolvedValue(
+          Result.ok({ message: 'Reset link sent' })
+        );
+
+        // Act
+        const result = await mutation.execute(input);
+
+        // Assert
+        expect(result.isOk()).toBe(true);
+        expect(mockServiceInstance.forgotPassword).toHaveBeenCalledTimes(1);
+      });
+
+      it('should handle empty email gracefully', async () => {
+        // Arrange
+        const input = { email: '' };
+        mockServiceInstance.forgotPassword.mockResolvedValue(
+          Result.ok({ message: 'Reset link sent' })
+        );
+
+        // Act
+        const result = await mutation.execute(input);
+
+        // Assert
+        expect(result.isOk()).toBe(true);
+        expect(mockServiceInstance.forgotPassword).toHaveBeenCalledWith(input);
+      });
+    });
+
+    describe('service instantiation', () => {
+      it('should create AuthService instance', () => {
+        // Arrange & Act
+        const mutation = new ForgotPasswordMutation();
+
+        // Assert
+        expect(mutation).toBeInstanceOf(ForgotPasswordMutation);
+      });
+    });
+  });
+});