Fix rubocop Ruby 1.9.3 compatibility issues

spec/googleauth/scope_util_spec.rb

@@ -70,7 +70,7 @@ describe Google::Auth::ScopeUtil do
 
   context 'with scope as Array' do
     let(:source) do
-      %w[email profile openid https://www.googleapis.com/auth/drive]
+      %w(email profile openid https://www.googleapis.com/auth/drive)
     end
     it_behaves_like 'normalizes scopes'
   end

spec/googleauth/user_authorizer_spec.rb

@@ -41,7 +41,7 @@ describe Google::Auth::UserAuthorizer do
   include TestHelpers
 
   let(:client_id) { Google::Auth::ClientId.new('testclient', 'notasecret') }
-  let(:scope) { %w[email profile] }
+  let(:scope) { %w(email profile) }
   let(:token_store) { DummyTokenStore.new }
   let(:callback_uri) { 'https://www.example.com/oauth/callback' }
   let(:authorizer) do
@@ -173,7 +173,7 @@ describe Google::Auth::UserAuthorizer do
       end
 
       it 'should return credentials with a valid scope' do
-        expect(credentials.scope).to eq %w[email profile]
+        expect(credentials.scope).to eq %w(email profile)
       end
 
       it 'should return credentials with a valid expiration time' do

spec/googleauth/user_refresh_spec.rb

@@ -115,7 +115,7 @@ describe Google::Auth::UserRefreshCredentials do
     end
 
     it 'fails if the GOOGLE_APPLICATION_CREDENTIALS path file is invalid' do
-      needed = %w[client_id client_secret refresh_token]
+      needed = %w(client_id client_secret refresh_token)
       needed.each do |missing|
         Dir.mktmpdir do |dir|
           key_path = File.join(dir, 'my_cert_file')
@@ -169,7 +169,7 @@ describe Google::Auth::UserRefreshCredentials do
     end
 
     it 'fails if the file is invalid' do
-      needed = %w[client_id client_secret refresh_token]
+      needed = %w(client_id client_secret refresh_token)
       needed.each do |missing|
         Dir.mktmpdir do |dir|
           key_path = File.join(dir, '.config', @known_path)
@@ -208,7 +208,7 @@ describe Google::Auth::UserRefreshCredentials do
     end
 
     it 'fails if the file is invalid' do
-      needed = %w[client_id client_secret refresh_token]
+      needed = %w(client_id client_secret refresh_token)
       needed.each do |missing|
         FakeFS do
           FileUtils.mkdir_p(File.dirname(@path))

spec/googleauth/web_user_authorizer_spec.rb

@@ -42,7 +42,7 @@ describe Google::Auth::WebUserAuthorizer do
   include TestHelpers
 
   let(:client_id) { Google::Auth::ClientId.new('testclient', 'notasecret') }
-  let(:scope) { %w[email profile] }
+  let(:scope) { %w(email profile) }
   let(:token_store) { DummyTokenStore.new }
   let(:authorizer) do
     Google::Auth::WebUserAuthorizer.new(client_id, scope, token_store)