view data tests

apps/website/lib/builders/view-data/OnboardingPageViewDataBuilder.test.ts

@@ -0,0 +1,122 @@
+import { describe, it, expect } from 'vitest';
+import { OnboardingPageViewDataBuilder } from './OnboardingPageViewDataBuilder';
+
+describe('OnboardingPageViewDataBuilder', () => {
+  describe('happy paths', () => {
+    it('should transform driver data to ViewData correctly when driver exists', () => {
+      const apiDto = { id: 'driver-123', name: 'Test Driver' };
+
+      const result = OnboardingPageViewDataBuilder.build(apiDto);
+
+      expect(result).toEqual({
+        isAlreadyOnboarded: true,
+      });
+    });
+
+    it('should handle empty object as driver data', () => {
+      const apiDto = {};
+
+      const result = OnboardingPageViewDataBuilder.build(apiDto);
+
+      expect(result).toEqual({
+        isAlreadyOnboarded: true,
+      });
+    });
+
+    it('should handle null driver data', () => {
+      const apiDto = null;
+
+      const result = OnboardingPageViewDataBuilder.build(apiDto);
+
+      expect(result).toEqual({
+        isAlreadyOnboarded: false,
+      });
+    });
+
+    it('should handle undefined driver data', () => {
+      const apiDto = undefined;
+
+      const result = OnboardingPageViewDataBuilder.build(apiDto);
+
+      expect(result).toEqual({
+        isAlreadyOnboarded: false,
+      });
+    });
+  });
+
+  describe('data transformation', () => {
+    it('should preserve all driver data fields in the output', () => {
+      const apiDto = {
+        id: 'driver-123',
+        name: 'Test Driver',
+        email: 'test@example.com',
+        createdAt: '2024-01-01T00:00:00.000Z',
+      };
+
+      const result = OnboardingPageViewDataBuilder.build(apiDto);
+
+      expect(result.isAlreadyOnboarded).toBe(true);
+    });
+
+    it('should not modify the input driver data', () => {
+      const apiDto = { id: 'driver-123', name: 'Test Driver' };
+      const originalDto = { ...apiDto };
+
+      OnboardingPageViewDataBuilder.build(apiDto);
+
+      expect(apiDto).toEqual(originalDto);
+    });
+  });
+
+  describe('edge cases', () => {
+    it('should handle empty string as driver data', () => {
+      const apiDto = '';
+
+      const result = OnboardingPageViewDataBuilder.build(apiDto);
+
+      expect(result).toEqual({
+        isAlreadyOnboarded: false,
+      });
+    });
+
+    it('should handle zero as driver data', () => {
+      const apiDto = 0;
+
+      const result = OnboardingPageViewDataBuilder.build(apiDto);
+
+      expect(result).toEqual({
+        isAlreadyOnboarded: false,
+      });
+    });
+
+    it('should handle false as driver data', () => {
+      const apiDto = false;
+
+      const result = OnboardingPageViewDataBuilder.build(apiDto);
+
+      expect(result).toEqual({
+        isAlreadyOnboarded: false,
+      });
+    });
+
+    it('should handle array as driver data', () => {
+      const apiDto = ['driver-123'];
+
+      const result = OnboardingPageViewDataBuilder.build(apiDto);
+
+      expect(result).toEqual({
+        isAlreadyOnboarded: true,
+      });
+    });
+
+    it('should handle function as driver data', () => {
+      const apiDto = () => {};
+
+      const result = OnboardingPageViewDataBuilder.build(apiDto);
+
+      expect(result).toEqual({
+        isAlreadyOnboarded: true,
+      });
+    });
+  });
+});