Fix invalid repo_name/repo_path parsing by GitlabUpdate

Signed-off-by: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>

.gitignore

@@ -3,3 +3,4 @@ tmp/*
 *.log
 /*.log.*
 authorized_keys.lock
+coverage/

lib/gitlab_update.rb

 require_relative 'gitlab_init'
 require_relative 'gitlab_net'
+require_relative 'names_helper'
 require 'json'
 
 class GitlabUpdate
-  attr_reader :config
+  include NamesHelper
+
+  attr_reader :config, :repo_path, :repo_name,
+    :ref, :ref_name, :oldrev, :newrev
 
   def initialize(repo_path, actor, ref)
     @config = GitlabConfig.new
-
-    @repo_path = repo_path.strip
-    @repo_name = @repo_path
-    @repo_name.gsub!(config.repos_path.to_s, "")
-    @repo_name.gsub!(/\.git$/, "")
-    @repo_name.gsub!(/^\//, "")
-
-    @actor = actor
-    @ref = ref
-    @ref_name = ref.gsub(/\Arefs\/(tags|heads)\//, '')
-
+    @repo_path, @actor, @ref = repo_path.strip, actor, ref
+    @repo_name = extract_repo_name(@repo_path.dup, config.repos_path.to_s)
+    @ref_name = extract_ref_name(ref)
     @oldrev  = ARGV[1]
     @newrev  = ARGV[2]
   end

lib/names_helper.rb

+module NamesHelper
+  def extract_repo_name(path, base)
+    repo_name = path.strip
+    repo_name.gsub!(base, "")
+    repo_name.gsub!(/\.git$/, "")
+    repo_name.gsub!(/^\//, "")
+    repo_name
+  end
+
+  def extract_ref_name(ref)
+    ref.gsub(/\Arefs\/(tags|heads)\//, '')
+  end
+end

spec/gitlab_update_spec.rb

+require 'spec_helper'
+require 'gitlab_update'
+
+describe GitlabUpdate do
+  let(:repository_path) { "/home/git/repositories" }
+  let(:repo_name)   { 'dzaporozhets/gitlab-ci' }
+  let(:repo_path)  { File.join(repository_path, repo_name) + ".git" }
+  let(:ref) { 'refs/heads/awesome-feature' }
+  let(:gitlab_update) { GitlabUpdate.new(repo_path, 'key-123', ref) }
+
+  before do
+    ARGV[1] = 'd1e3ca3b25'
+    ARGV[2] = 'c2b3653b25'
+    GitlabConfig.any_instance.stub(repos_path: repository_path)
+  end
+
+  describe :initialize do
+    it { gitlab_update.repo_name.should == repo_name }
+    it { gitlab_update.repo_path.should == repo_path }
+    it { gitlab_update.ref.should == ref }
+    it { gitlab_update.ref_name.should == 'awesome-feature' }
+    it { gitlab_update.oldrev.should == 'd1e3ca3b25' }
+    it { gitlab_update.newrev.should == 'c2b3653b25' }
+  end
+end

spec/names_helper_spec.rb

+require 'spec_helper'
+require 'gitlab_update'
+
+describe NamesHelper do
+  include NamesHelper
+
+  describe :extract_repo_name do
+    it { extract_repo_name(' /opt/repos/randx/gitlab.git', '/opt/repos').should == 'randx/gitlab' }
+    it { extract_repo_name("/opt/repos/randx/gitlab.git\r\n", '/opt/repos/').should == 'randx/gitlab' }
+  end
+
+  describe :extract_ref_name do
+    it { extract_ref_name('refs/heads/awesome-feature').should == 'awesome-feature' }
+    it { extract_ref_name('refs/tags/v2.2.1').should == 'v2.2.1' }
+    it { extract_ref_name('refs/tags/releases/v2.2.1').should == 'releases/v2.2.1' }
+  end
+end
+