Added initial test.

packages/peregrine/lib/talons/Wishlist/Wishlist/__tests__/useWishlist.ce.spec.js

@@ -0,0 +1,59 @@
+import React from 'react';
+// import { useMutation } from '@apollo/client';
+
+import { useWishlist } from '../useWishlist.ce';
+import createTestInstance from '../../../../util/createTestInstance';
+
+jest.mock('@apollo/client', () =>
+    jest.fn().mockReturnValue([
+        jest.fn(),
+        {
+            loading: false,
+            called: false,
+            error: null
+        }
+    ])
+);
+
+const defaultProps = {
+    item: {
+        sku: 'sku',
+        quantity: '1',
+        selected_options: 'selected options'
+    },
+    onWishlistUpdate: jest.fn(),
+    onWishlistUpdateError: jest.fn(),
+    updateWishlistToastProps: jest.fn()
+};
+
+const Component = props => {
+    const talonProps = useWishlist(props);
+
+    return <i talonProps={talonProps} />;
+};
+
+const getTalonProps = props => {
+    const tree = createTestInstance(<Component {...props} />);
+    const { root } = tree;
+    const { talonProps } = root.findByType('i').props;
+
+    const update = newProps => {
+        tree.update(<Component {...{ ...props, ...newProps }} />);
+
+        return root.findByType('i').props.talonProps;
+    };
+
+    return { talonProps, tree, update };
+};
+
+test('should return correct shape', () => {
+    const { talonProps } = getTalonProps(defaultProps);
+
+    expect(talonProps).toMatchSnapshot();
+});
+
+// test('handleAddToWishlist')
+
+// test('should use necessary translations', () => {
+
+// })