git_stats/spec/git_data/repo_spec.rb

require 'spec_helper'

describe GitStats::GitData::Repo do
  let(:repo) { build(:repo) }

  describe 'git output parsing' do
    context 'invoking authors command' do
      before do
        repo.should_receive(:run).with('git shortlog -se HEAD').and_return("   156	John Doe <john.doe@gmail.com>
    53	Joe Doe <joe.doe@gmail.com>
")
      end
      it 'should parse git shortlog output to authors hash' do
        repo.authors.should == [
            build(:author, repo: repo, name: "John Doe", email: "john.doe@gmail.com"),
            build(:author, repo: repo, name: "Joe Doe", email: "joe.doe@gmail.com")
        ]
      end

      it 'should parse git revlist output to date sorted commits array' do
        repo.should_receive(:run).with("git rev-list --pretty=format:'%h|%at|%ai|%aE' HEAD | grep -v commit").and_return(
            "e4412c3|1348603824|2012-09-25 22:10:24 +0200|john.doe@gmail.com
ce34874|1347482927|2012-09-12 22:48:47 +0200|joe.doe@gmail.com
5eab339|1345835073|2012-08-24 21:04:33 +0200|john.doe@gmail.com
")

        repo.commits.should == [
            GitStats::GitData::Commit.new(
                repo: repo, sha: "5eab339", stamp: "1345835073", date: DateTime.parse("2012-08-24 21:04:33 +0200"),
                author: repo.authors.by_email("john.doe@gmail.com")),
            GitStats::GitData::Commit.new(
                repo: repo, sha: "ce34874", stamp: "1347482927", date: DateTime.parse("2012-09-12 22:48:47 +0200"),
                author: repo.authors.by_email("joe.doe@gmail.com")),
            GitStats::GitData::Commit.new(
                repo: repo, sha: "e4412c3", stamp: "1348603824", date: DateTime.parse("2012-09-25 22:10:24 +0200"),
                author: repo.authors.by_email("john.doe@gmail.com"))
        ]
      end
    end
    it 'should parse git rev-parse command to project version' do
      repo.should_receive(:run).with('git rev-parse --short HEAD').and_return('xyz')
      repo.project_version.should == 'xyz'
    end
  end
end