Thunk Removal Proof-of-concept (#98)

src/hooks/utils.test.js

@@ -0,0 +1,16 @@
+import * as utils from './utils';
+
+jest.unmock('./utils');
+
+describe('app-level hooks', () => {
+  describe('useValuecallback', () => {
+    it('returns react callback with event target value', () => {
+      const cb = val => ({ cb: val });
+      const prereqs = ['test', 'prereqs'];
+      const value = 'test-value';
+      const out = utils.useValueCallback(cb, prereqs);
+      expect(out.useCallback.cb({ target: { value } })).toEqual({ cb: value });
+      expect(out.useCallback.prereqs).toEqual(prereqs);
+    });
+  });
+});