feat: Support Twilio Messaging Services (#4242)

This allows sending and receiving from multiple phone numbers using Twilio messaging services

Fixes: #4204

spec/models/channel/twilio_sms_spec.rb

@@ -3,23 +3,74 @@
 require 'rails_helper'
 
 RSpec.describe Channel::TwilioSms do
-  context 'with medium whatsapp' do
-    let!(:whatsapp_channel) { create(:channel_twilio_sms, medium: :whatsapp) }
+  describe '#has_24_hour_messaging_window?' do
+    context 'with medium whatsapp' do
+      let!(:whatsapp_channel) { create(:channel_twilio_sms, medium: :whatsapp) }
 
-    it 'returns true' do
-      expect(whatsapp_channel.messaging_window_enabled?).to eq true
-      expect(whatsapp_channel.name).to eq 'Whatsapp'
-      expect(whatsapp_channel.medium).to eq 'whatsapp'
+      it 'returns true' do
+        expect(whatsapp_channel.messaging_window_enabled?).to eq true
+        expect(whatsapp_channel.name).to eq 'Whatsapp'
+        expect(whatsapp_channel.medium).to eq 'whatsapp'
+      end
+    end
+
+    context 'with medium sms' do
+      let!(:sms_channel) { create(:channel_twilio_sms, medium: :sms) }
+
+      it 'returns false' do
+        expect(sms_channel.messaging_window_enabled?).to eq false
+        expect(sms_channel.name).to eq 'Twilio SMS'
+        expect(sms_channel.medium).to eq 'sms'
+      end
     end
   end
 
-  context 'with medium sms' do
-    let!(:sms_channel) { create(:channel_twilio_sms, medium: :sms) }
+  describe '#send_message' do
+    let(:channel) { create(:channel_twilio_sms) }
 
-    it 'returns false' do
-      expect(sms_channel.messaging_window_enabled?).to eq false
-      expect(sms_channel.name).to eq 'Twilio SMS'
-      expect(sms_channel.medium).to eq 'sms'
+    let(:twilio_client) { instance_double(Twilio::REST::Client) }
+    let(:twilio_messages) { double }
+
+    before do
+      allow(::Twilio::REST::Client).to receive(:new).and_return(twilio_client)
+      allow(twilio_client).to receive(:messages).and_return(twilio_messages)
+    end
+
+    it 'sends via twilio client' do
+      expect(twilio_messages).to receive(:create).with(
+        messaging_service_sid: channel.messaging_service_sid,
+        to: '+15555550111',
+        body: 'hello world'
+      ).once
+
+      channel.send_message(to: '+15555550111', body: 'hello world')
+    end
+
+    context 'with a "from" phone number' do
+      let(:channel) { create(:channel_twilio_sms, :with_phone_number) }
+
+      it 'sends via twilio client' do
+        expect(twilio_messages).to receive(:create).with(
+          from: channel.phone_number,
+          to: '+15555550111',
+          body: 'hello world'
+        ).once
+
+        channel.send_message(to: '+15555550111', body: 'hello world')
+      end
+    end
+
+    context 'with media urls' do
+      it 'supplies a media url' do
+        expect(twilio_messages).to receive(:create).with(
+          messaging_service_sid: channel.messaging_service_sid,
+          to: '+15555550111',
+          body: 'hello world',
+          media_url: ['https://example.com/1.jpg']
+        ).once
+
+        channel.send_message(to: '+15555550111', body: 'hello world', media_url: ['https://example.com/1.jpg'])
+      end
     end
   end
 end