feat: #49 (composable) write unit tests

packages/composables/__tests__/getters/cartHelpers.spec.ts

@@ -31,7 +31,7 @@ describe('[vendure-getters] cart getters', () => {
   });
 
   it('returns totals', () => {
-    expect(cartGetters.getTotals(mockedCart)).toEqual({ total: 231094, subtotal: 277312 });
+    expect(cartGetters.getTotals(mockedCart)).toEqual({ total: 277312, subtotal: 277312 });
   });
 
   it('returns total items', () => {

packages/composables/__tests__/mocks/index.ts

@@ -1,3 +1,4 @@
 export * from './mockedCollectionList';
 export * from './mockedProduct';
 export * from './mockedCart';
+export * from './mockedShipping';

packages/composables/__tests__/mocks/mockedShipping.ts

@@ -0,0 +1,24 @@
+export const mockedShippingMethods = {
+  eligibleShippingMethods: [
+    {
+      id: '1',
+      price: 500,
+      priceWithTax: 500,
+      code: 'standard-shipping',
+      name: 'Standard Shipping',
+      description: '',
+      metadata: null,
+      __typename: 'ShippingMethodQuote'
+    },
+    {
+      id: '2',
+      price: 1000,
+      priceWithTax: 1000,
+      code: 'express-shipping',
+      name: 'Express Shipping',
+      description: '',
+      metadata: null,
+      __typename: 'ShippingMethodQuote'
+    }
+  ]
+};

packages/composables/__tests__/useShippingProvider/useShippingProvider.spec.ts

@@ -0,0 +1,25 @@
+import { useShippingProvider } from '../../src/composables/useShippingProvider';
+import { mockedShippingMethods } from '../mocks';
+
+jest.mock('@vue-storefront/core', () => ({
+  useShippingProviderFactory: (params) => () => params
+}));
+
+const context = {
+  $vendure: {
+    api: {
+        getShippingMethods: jest.fn(() => Promise.resolve({ data: { eligibleShippingMethods: mockedShippingMethods }}))
+    }
+  }
+};
+
+describe('[vendure-composables] useShippingProvider', () => {
+  it('loads shipping methods', async () => {
+    const { load } = useShippingProvider() as any;
+
+    const response = await load(context, {});
+
+    expect(response).toEqual(mockedShippingMethods);
+    expect(context.$vendure.api.getShippingMethods).toBeCalledWith(undefined);
+  });
+});

packages/composables/src/composables/useShippingProvider/index.ts

@@ -9,6 +9,7 @@ const params: UseShippingProviderParams<ShippingProvider, ShippingMethod> = {
     return response?.data?.eligibleShippingMethods;
   },
 
+  // Not used as Vendure provides a mutation that we are triggering from the theme via setShippingMethod API Client function
   // eslint-disable-next-line @typescript-eslint/no-unused-vars
   save: async (context: Context, { shippingMethod, customQuery }) => {
     console.log('Mocked: saveShippingProvider');