New inbox client (#10644)

* new inbox client

* add tests for sendPrivateMessage returning the message

* update DELETE user message tests

* port v3 GET-inbox_messages

* use v4 delete message route

* sendPrivateMessage: return sent message

* fix

test/api/v4/inbox/DELETE-inbox_messages_messageId.test.js

@@ -0,0 +1,62 @@
+import {
+  generateUser,
+  translate as t,
+} from '../../../helpers/api-integration/v4';
+import { v4 as generateUUID } from 'uuid';
+
+describe('DELETE /inbox/messages/:messageId', () => {
+  let user;
+  let otherUser;
+
+  before(async () => {
+    [user, otherUser] = await Promise.all([generateUser(), generateUser()]);
+
+    await otherUser.post('/members/send-private-message', {
+      toUserId: user.id,
+      message: 'first',
+    });
+    await user.post('/members/send-private-message', {
+      toUserId: otherUser.id,
+      message: 'second',
+    });
+    await otherUser.post('/members/send-private-message', {
+      toUserId: user.id,
+      message: 'third',
+    });
+  });
+
+  it('returns an error if the messageId parameter is not an UUID', async () => {
+    await expect(user.del('/inbox/messages/123'))
+      .to.eventually.be.rejected.and.eql({
+        code: 400,
+        error: 'BadRequest',
+        message: 'Invalid request parameters.',
+      });
+  });
+
+  it('returns an error if the message does not exist', async () => {
+    await expect(user.del(`/inbox/messages/${generateUUID()}`))
+      .to.eventually.be.rejected.and.eql({
+        code: 404,
+        error: 'NotFound',
+        message: t('messageGroupChatNotFound'),
+      });
+  });
+
+  it('deletes one message', async () => {
+    const messages = await user.get('/inbox/messages');
+
+    expect(messages.length).to.equal(3);
+
+    expect(messages[0].text).to.equal('third');
+    expect(messages[1].text).to.equal('second');
+    expect(messages[2].text).to.equal('first');
+
+    await user.del(`/inbox/messages/${messages[1]._id}`);
+    const updatedMessages = await user.get('/inbox/messages');
+    expect(updatedMessages.length).to.equal(2);
+
+    expect(updatedMessages[0].text).to.equal('third');
+    expect(updatedMessages[1].text).to.equal('first');
+  });
+});