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Song Service Spec w/ Spies
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RSpec.describe SongService do | |
require 'spec_helper' | |
subject { SongService.new(gateway_service: gateway_service) } | |
let(:song) { Song.new(name: 'Seek Up', artist: 'Dave Matthews Band', genre: 'Rock') } | |
context 'using spies' do | |
let(:gateway_service) do | |
spy = spy("gateway_service") | |
allow(spy).to receive(:create_song) do | |
Song.new(name: song.name, artist: song.artist, genre: song.genre, id: 'abc').to_json | |
end | |
spy | |
end | |
it 'creates a valid song' do | |
new_song = subject.create_song(song) | |
# Here we can veirfy the gateway service was called correctly. | |
expect(gateway_service).to have_received(:create_song).with(song) | |
expect(new_song.name).to eq song.name | |
expect(new_song.artist).to eq song.artist | |
expect(new_song.genre).to eq song.genre | |
expect(new_song.id).to_not be_nil | |
expect(new_song.id).to_not eq song.id | |
end | |
end |
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