Ported reroll. Added unit tests. Added reroll route. Added integration tests

test/api/v3/integration/user/POST-user_reroll.test.js

@@ -0,0 +1,54 @@
+import {
+  generateUser,
+  generateDaily,
+  generateReward,
+  translate as t,
+} from '../../../../helpers/api-integration/v3';
+
+describe('POST /user/reroll', () => {
+  let user;
+
+  beforeEach(async () => {
+    user = await generateUser();
+  });
+
+  it('returns an error when user balance is too low', async () => {
+    await expect(user.post('/user/reroll'))
+      .to.eventually.be.rejected.and.to.eql({
+        code: 401,
+        error: 'NotAuthorized',
+        message: t('notEnoughGems'),
+      });
+  });
+
+  // More tests in common code unit tests
+
+  it('resets user\'s tasks', async () => {
+    await user.update({
+      balance: 2,
+    });
+
+    let daily = await generateDaily({
+      text: 'test habit',
+      type: 'daily',
+      userId: user._id,
+    });
+
+    let reward = await generateReward({
+      text: 'test reward',
+      type: 'reward',
+      value: 1,
+      userId: user._id,
+    });
+
+    let response = await user.post('/user/reroll');
+    await user.sync();
+
+    let updatedDaily = await user.get(`/tasks/${daily._id}`);
+    let updatedReward = await user.get(`/tasks/${reward._id}`);
+
+    expect(response.message).to.equal(t('rerollComplete'));
+    expect(updatedDaily.value).to.equal(0);
+    expect(updatedReward.value).to.equal(1);
+  });
+});