GitlabConfig, GitlabShell & GitlabKeys spec fixes

GitlabConfig spec was relying upon real config.yml

spec/gitlab_config_spec.rb

@@ -3,29 +3,34 @@ require_relative '../lib/gitlab_config'
 
 describe GitlabConfig do
   let(:config) { GitlabConfig.new }
+  let(:config_data) { {} }
 
-  describe :gitlab_url do
+  before { expect(YAML).to receive(:load_file).and_return(config_data) }
+
+  describe '#gitlab_url' do
     let(:url) { 'http://test.com' }
+
     subject { config.gitlab_url }
-    before { config.send(:config)['gitlab_url'] = url }
+
+    before { config_data['gitlab_url'] = url }
 
     it { is_expected.not_to be_empty }
     it { is_expected.to eq(url) }
 
     context 'remove trailing slashes' do
-      before { config.send(:config)['gitlab_url'] = url + '//' }
+      before { config_data['gitlab_url'] = url + '//' }
 
       it { is_expected.to eq(url) }
     end
   end
 
-  describe :audit_usernames do
+  describe '#audit_usernames' do
     subject { config.audit_usernames }
 
     it("returns false by default") { is_expected.to eq(false) }
   end
 
-  describe :log_format do
+  describe '#log_format' do
     subject { config.log_format }
 
     it 'returns "text" by default' do

spec/gitlab_keys_spec.rb

@@ -307,7 +307,7 @@ describe GitlabKeys do
         key.send :lock, 1 do
           sleep 2
         end
-      end.to raise_error
+      end.to raise_error(Timeout::Error, 'execution expired')
     end
 
     it "should actually lock file" do

spec/gitlab_shell_spec.rb

@@ -68,13 +68,13 @@ describe GitlabShell do
     allow_any_instance_of(GitlabConfig).to receive(:audit_usernames).and_return(false)
   end
 
-  describe :initialize do
+  describe '#initialize' do
     let(:ssh_cmd) { 'git-receive-pack' }
 
     it { expect(subject.gl_id).to eq gl_id }
   end
 
-  describe :parse_cmd do
+  describe '#parse_cmd' do
     describe 'git' do
       context 'w/o namespace' do
         let(:ssh_args) { %w(git-upload-pack gitlab-ci.git) }
@@ -161,7 +161,7 @@ describe GitlabShell do
     end
   end
 
-  describe :exec do
+  describe '#exec' do
     let(:gitaly_message) do
       JSON.dump(
         'repository' => { 'relative_path' => repo_name, 'storage_name' => 'default' },
@@ -410,7 +410,7 @@ describe GitlabShell do
     end
   end
 
-  describe :validate_access do
+  describe '#validate_access' do
     let(:ssh_cmd) { "git-upload-pack gitlab-ci.git" }
 
     describe 'check access with api' do
@@ -442,7 +442,7 @@ describe GitlabShell do
     end
   end
 
-  describe :api do
+  describe '#api' do
     let(:shell) { GitlabShell.new(gl_id) }
     subject { shell.send :api }