Implement unit test

Author: Antonio Contreras LEMONCODE

src/pods/employee/employee.mappers.spec.ts

@@ -0,0 +1,120 @@
+import { mapEmployeeFromApiToVm } from './employee.mappers';
+import * as apiModel from './api/employee.api-model';
+import * as viewModel from './employee.vm';
+
+describe('./pods/employee/employee.mappers', () => {
+  it('should return empty employee when feeding null value', () => {
+    // Arrange
+    const employee = null;
+
+    // Act
+    const result = mapEmployeeFromApiToVm(employee);
+
+    // Assert
+    expect(result).toEqual(viewModel.createEmptyEmployee());
+  });
+
+  it('should return empty employee when feeding undefined value', () => {
+    // Arrange
+    const employee = undefined;
+
+    // Act
+    const result = mapEmployeeFromApiToVm(employee);
+
+    // Assert
+    expect(result).toEqual(viewModel.createEmptyEmployee());
+  });
+
+  it('should return expected result but feeding null project list', () => {
+    // Arrange
+    const employee: apiModel.Employee = {
+      id: 'test id',
+      name: 'test name',
+      email: 'test@email.com',
+      isActive: true,
+      temporalPassword: 'test password',
+      projects: null,
+    };
+
+    const expectedResult: viewModel.Employee = {
+      id: 'test id',
+      name: 'test name',
+      email: 'test@email.com',
+      isActive: true,
+      temporalPassword: 'test password',
+      projects: [],
+    };
+
+    // Act
+    const result = mapEmployeeFromApiToVm(employee);
+
+    // Assert
+    expect(result).toEqual(expectedResult);
+  });
+
+  it('should return expected result but feeding undefined project list', () => {
+    // Arrange
+    const employee: apiModel.Employee = {
+      id: 'test id',
+      name: 'test name',
+      email: 'test@email.com',
+      isActive: true,
+      temporalPassword: 'test password',
+      projects: undefined,
+    };
+
+    const expectedResult: viewModel.Employee = {
+      id: 'test id',
+      name: 'test name',
+      email: 'test@email.com',
+      isActive: true,
+      temporalPassword: 'test password',
+      projects: [],
+    };
+
+    // Act
+    const result = mapEmployeeFromApiToVm(employee);
+
+    // Assert
+    expect(result).toEqual(expectedResult);
+  });
+
+  it('should return expected result feeding correct values', () => {
+    // Arrange
+    const employee: apiModel.Employee = {
+      id: 'test id',
+      name: 'test name',
+      email: 'test@email.com',
+      isActive: true,
+      temporalPassword: 'test password',
+      projects: [
+        {
+          id: 'test id',
+          employeeName: 'test employee name',
+          isAssigned: true,
+        },
+      ],
+    };
+
+    const expectedResult: viewModel.Employee = {
+      id: 'test id',
+      name: 'test name',
+      email: 'test@email.com',
+      isActive: true,
+      temporalPassword: 'test password',
+      projects: [
+        {
+          id: 'test id',
+          employeeName: 'test employee name',
+          isAssigned: true,
+        },
+      ],
+    };
+
+    // Act
+    const result = mapEmployeeFromApiToVm(employee);
+
+    // Assert
+    expect(result).toEqual(expectedResult);
+  });
+});