Apparently the ||= operator does not work with constants in some versions of Ruby.
[arvados.git] / spec / google / api_client_spec.rb
1 # Copyright 2010 Google Inc.
2 #
3 # Licensed under the Apache License, Version 2.0 (the "License");
4 # you may not use this file except in compliance with the License.
5 # You may obtain a copy of the License at
6 #
7 #      http://www.apache.org/licenses/LICENSE-2.0
8 #
9 # Unless required by applicable law or agreed to in writing, software
10 # distributed under the License is distributed on an "AS IS" BASIS,
11 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 # See the License for the specific language governing permissions and
13 # limitations under the License.
14
15 require 'spec_helper'
16
17 gem 'faraday', '~> 0.8.1'
18 require 'faraday'
19 require 'faraday/utils'
20
21 gem 'signet', '~> 0.4.0'
22 require 'signet/oauth_1/client'
23
24 require 'google/api_client'
25 require 'google/api_client/version'
26
27 shared_examples_for 'configurable user agent' do
28   it 'should allow the user agent to be modified' do
29     client.user_agent = 'Custom User Agent/1.2.3'
30     client.user_agent.should == 'Custom User Agent/1.2.3'
31   end
32
33   it 'should allow the user agent to be set to nil' do
34     client.user_agent = nil
35     client.user_agent.should == nil
36   end
37
38   it 'should not allow the user agent to be used with bogus values' do
39     (lambda do
40       client.user_agent = 42
41       client.transmit(
42         ['GET', 'http://www.google.com/', [], []]
43       )
44     end).should raise_error(TypeError)
45   end
46
47   it 'should transmit a User-Agent header when sending requests' do
48     client.user_agent = 'Custom User Agent/1.2.3'
49     request = Faraday::Request.new(:get) do |req|
50       req.url('http://www.google.com/')
51     end
52     stubs = Faraday::Adapter::Test::Stubs.new do |stub|
53       stub.get('/') do |env|
54         headers = env[:request_headers]
55         headers.should have_key('User-Agent')
56         headers['User-Agent'].should == client.user_agent
57         [200, {}, ['']]
58       end
59     end
60     connection = Faraday.new(:url => 'https://www.google.com') do |builder|
61       builder.adapter(:test, stubs)
62     end
63     client.transmit(:request => request, :connection => connection)
64     stubs.verify_stubbed_calls
65   end
66 end
67
68 describe Google::APIClient do
69   let(:client) { Google::APIClient.new }
70
71   it 'should make its version number available' do
72     Google::APIClient::VERSION::STRING.should be_instance_of(String)
73   end
74
75   it 'should default to OAuth 2' do
76     Signet::OAuth2::Client.should === client.authorization
77   end
78
79   it_should_behave_like 'configurable user agent'
80
81   describe 'configured for OAuth 1' do
82     before do
83       client.authorization = :oauth_1
84     end
85
86     it 'should use the default OAuth1 client configuration' do
87       client.authorization.temporary_credential_uri.to_s.should ==
88         'https://www.google.com/accounts/OAuthGetRequestToken'
89       client.authorization.authorization_uri.to_s.should include(
90         'https://www.google.com/accounts/OAuthAuthorizeToken'
91       )
92       client.authorization.token_credential_uri.to_s.should ==
93         'https://www.google.com/accounts/OAuthGetAccessToken'
94       client.authorization.client_credential_key.should == 'anonymous'
95       client.authorization.client_credential_secret.should == 'anonymous'
96     end
97
98     it_should_behave_like 'configurable user agent'
99   end
100
101   describe 'configured for OAuth 2' do
102     before do
103       client.authorization = :oauth_2
104     end
105
106     # TODO
107     it_should_behave_like 'configurable user agent'
108   end
109   
110   describe 'when executing requests' do
111     before do
112       client.authorization = :oauth_2
113       @connection = Faraday.new(:url => 'https://www.googleapis.com') do |builder|
114         stubs = Faraday::Adapter::Test::Stubs.new do |stub|
115           stub.get('/test') do |env|
116             env[:request_headers]['Authorization'].should == 'Bearer 12345'
117           end
118         end
119         builder.adapter(:test, stubs)
120       end
121     end
122      
123     it 'should use default authorization' do
124       client.authorization.access_token = "12345"
125       client.execute(:http_method => :get, 
126                       :uri => 'https://www.googleapis.com/test',
127                       :connection => @connection)
128     end
129
130     it 'should use request scoped authorization when provided' do
131       client.authorization.access_token = "abcdef"
132       new_auth = Signet::OAuth2::Client.new(:access_token => '12345')
133       client.execute(:http_method => :get, 
134                       :uri => 'https://www.googleapis.com/test',
135                       :connection => @connection,
136                       :authorization => new_auth)
137     end
138   end  
139 end