require 'spec_helper'

describe Commit do
  let(:commit) { create(:project).repository.commit }


  describe '#title' do
    it "returns no_commit_message when safe_message is blank" do
      commit.stub(:safe_message).and_return('')
      commit.title.should == "--no commit message"
    end

    it "truncates a message without a newline at 70 characters" do
      message = commit.safe_message * 10

      commit.stub(:safe_message).and_return(message)
      commit.title.should == "#{message[0..69]}…"
    end

    it "truncates a message with a newline before 80 characters at the newline" do
      message = commit.safe_message.split(" ").first

      commit.stub(:safe_message).and_return(message + "\n" + message)
      commit.title.should == message
    end

    it "truncates a message with a newline after 80 characters at 70 characters" do
      message = (commit.safe_message * 10) + "\n"

      commit.stub(:safe_message).and_return(message)
      commit.title.should == "#{message[0..69]}…"
    end
  end

  describe "delegation" do
    subject { commit }

    it { should respond_to(:message) }
    it { should respond_to(:authored_date) }
    it { should respond_to(:committed_date) }
    it { should respond_to(:parents) }
    it { should respond_to(:date) }
    it { should respond_to(:committer) }
    it { should respond_to(:author) }
    it { should respond_to(:diffs) }
    it { should respond_to(:tree) }
    it { should respond_to(:id) }
    it { should respond_to(:to_patch) }
  end
end