require File.dirname(__FILE__) + '/../test_helper'
require "date"

class MecurialLogParserTest < Test::Unit::TestCase
  
  def setup
    @example_log_output_single = <<END
changeset:   5:c3f57b2b476c
tag:         tip
user:        Marcus Ahnve <marcus@re-mind.se>
date:        Mon Apr 02 16:14:59 2007 +0200
files:       app/models/mercurial.rb test/unit/mercurial_test.rb
description:
moved mercurial back to plugin
END

      @example_tip_output_double = <<END
changeset:   4:865db6698186
user:        Marcus Ahnve <marcus@re-mind.se>
date:        Mon Apr 02 15:42:14 2007 +0200
files:       app/models/mercurial.rb app/models/project.rb
description:
moved mercurial to model


changeset:   3:e3f2e642cb26
user:        Marcus Ahnve <marcus@re-mind.se>
date:        Sun Apr 01 17:22:59 2007 +0200
files:       vcs.txt
description:
mailing list instruction
END

      @parser = MercurialLogParser.new

    end

    def test_should_parse_single
      expected = [Revision.new(5, 
                               "Marcus Ahnve", 
                               DateTime.parse("Mon Apr 02 16:14:59 2007 +0200"),
                               "moved mercurial back to plugin",
                               [ChangesetEntry.new("", "app/models/mercurial.rb"),
                               ChangesetEntry.new("", "test/unit/mercurial_test.rb")])]
      assert_equal(expected, @parser.parse_log(@example_log_output_single))
    end
      
  
  def test_parse_name
    assert_equal("Marcus Ahnve", @parser.parse_for_name(@example_log_output_single))
  end
  
  def test_parse_date
    assert_equal(DateTime.parse("Mon Apr 02 16:14:59 2007 +0200"), @parser.parse_for_date(@example_log_output_single))
  end
  
  def test_message
    assert_equal("moved mercurial back to plugin", @parser.parse_for_message(@example_log_output_single))    
  end
  
  def test_parse_rev_number
    assert_equal(5, @parser.parse_for_rev_number(@example_log_output_single))
  end
  
  def test_parse_files
    expected = ["app/models/mercurial.rb","test/unit/mercurial_test.rb"]
    assert_equal(expected, @parser.parse_for_files(@example_log_output_single))
  end
  
  def test_split_multiple_log_entries
          entry1 =<<END
changeset:   4:865db6698186
user:        Marcus Ahnve <marcus@re-mind.se>
date:        Mon Apr 02 15:42:14 2007 +0200
files:       app/models/mercurial.rb app/models/project.rb
description:
moved mercurial to model
END
          entry2 =<<END
changeset:   3:e3f2e642cb26
user:        Marcus Ahnve <marcus@re-mind.se>
date:        Sun Apr 01 17:22:59 2007 +0200
files:       vcs.txt
description:
mailing list instruction
END
          expected=[entry1.strip!,entry2.strip!]
          assert_equal(expected, @parser.split_log(@example_tip_output_double))
        end
end