require_relative '../test_helper'
require 'date'

module OhlohScm::Parsers
	class GitStyledParserTest < Scm::Test

		def test_basic
			commits = []

			helloworld = File.new(File.dirname(__FILE__) + '/../data/helloworld.log').read

			GitStyledParser.parse( helloworld ) do |commit|
				commits << commit
			end

			assert commits
			assert_equal 3, commits.size

			commits.each do |commit|
				# puts commit.inspect
				assert_equal 40, commit.token.length

				# 00000000.... is ok for parent_sha1 (if we have no parent), but not for us!
				assert_not_equal "0000000000000000000000000000000000000000", commit.token

				assert_equal "robin", commit.author_name

				commit.diffs.each do |d|
					assert_equal 40, d.sha1.length
					assert_equal 40, d.parent_sha1.length
					# 00000000.... is ok for our parent's sha1 (if we have no parent), but not for us!
					assert_not_equal "0000000000000000000000000000000000000000", d.sha1

					assert d.path.length > 0
					assert d.action =~ /[ACDMRTUXB]/
				end
			end

			assert_equal Time.gm(2006,6,11,11,28,0), commits[0].author_date
			assert_equal Time.gm(2006,6,11,18,32,13), commits[1].author_date
			assert_equal Time.gm(2006,6,11, 9,34,17), commits[2].author_date

			assert_equal "Initial Checkin", commits[0].message
			assert_equal "added makefile", commits[1].message
			assert_equal "added some documentation and licensing info", commits[2].message

			assert_equal '.gitignore', commits[0].diffs[0].path
			assert_equal 'A', commits[0].diffs[0].action
			assert_equal 'helloworld.c', commits[0].diffs[1].path
			assert_equal 'A', commits[0].diffs[1].action
			assert_equal 'ohloh_token', commits[0].diffs[2].path
			assert_equal 'A', commits[0].diffs[2].action

			assert_equal 'makefile', commits[1].diffs[0].path
			assert_equal 'A', commits[1].diffs[0].action
			assert_equal 'ohloh_token', commits[1].diffs[1].path
			assert_equal 'M', commits[1].diffs[1].action

			assert_equal 'README', commits[2].diffs[0].path
			assert_equal 'A', commits[2].diffs[0].action
			assert_equal 'helloworld.c', commits[2].diffs[1].path
			assert_equal 'M', commits[2].diffs[1].action
			assert_equal 'ohloh_token', commits[2].diffs[2].path
			assert_equal 'M', commits[2].diffs[2].action
		end

		# If the filename includes non-ASCII characters, the filename is in double quotes.
		# The quotes must be stripped.
		def test_filename_in_quotes
			log = <<-LOG
__BEGIN_COMMIT__
Commit: 0546fa73b6951be72956bf4c72c37255034d8bdc
Author: e2jk
Date: Tue, Mar 13 2007 17:08:49 -0700
__BEGIN_COMMENT__
Supprime le dossier des bibliotheques du projet
<unknown>
__END_COMMENT__
:100644 100644 8ffcfcbb647ab353e7e885fb3fd897eef719d64f e4eaafd3ed351461cef016bf606f0ce6af057380 M	"Cin\303\251 Library/Cin\303\251 Library.nsi"
		LOG

		commits = []
		GitStyledParser.parse( log ) do |commit|
			commits << commit
		end
		assert_equal "Cin\303\251 Library/Cin\303\251 Library.nsi", commits[0].diffs[0].path
	end

	# Not all commits include file diffs. Need to support that case.
	def test_commit_without_diffs
		log = <<-LOG
__BEGIN_COMMIT__
Commit: 9abc3b26e395ea5199362d6e19c705eb58842cd8
Author: troth
Date: Tue Feb 11 19:03:03 2003 +0000
__BEGIN_COMMENT__
Remove reference to avr-gcc in depend rule (cut & paste error).
<unknown>
__END_COMMENT__
:100644 100644 a35924054b56a3dd308ac92505b811bdfecee777 f4f4738ae0f49a56d97ba61d7feb09aa35d9e69d M	Makefile
__BEGIN_COMMIT__
Commit: 10ed46d82c279d090b664c48a88a95e7ad76de2f
Author: bdean
Date: Sun Feb 9 13:36:47 2003 +0000
__BEGIN_COMMENT__
Test commit in new public repository.  Before this time this repo
existed on a private system.  Commits made by 'bsd' on the old system
were made by Brian Dean (bdean on the current system).
__END_COMMENT__
__BEGIN_COMMIT__
Commit: 213c3220ff91eedda7323187fed0552e07069400
Author: bsd
Date: Sat Feb 8 04:20:39 2003 +0000
__BEGIN_COMMENT__
The last part of that last commit message should read:

All others - modify program description.

__END_COMMENT__
		LOG

		commits = []
		GitStyledParser.parse( log ) do |commit|
			commits << commit
		end

		assert commits
		assert_equal 3, commits.size

		assert_equal "Remove reference to avr-gcc in depend rule (cut & paste error).", commits[0].message
		assert_equal "Test commit in new public repository.  Before this time this repo\n"+
							    "existed on a private system.  Commits made by 'bsd' on the old system\n"+
							    "were made by Brian Dean (bdean on the current system).", commits[1].message

		assert_equal "The last part of that last commit message should read:\n\nAll others - modify program description.\n", commits[2].message

		assert_equal 1, commits[0].diffs.size
		assert_equal 0, commits[1].diffs.size
		assert_equal 0, commits[2].diffs.size
	end

	def test_ignore_submodules
		log = <<-LOG
__BEGIN_COMMIT__
Commit: 9abc3b26e395ea5199362d6e19c705eb58842cd8
Author: troth
Date: Tue Feb 11 19:03:03 2003 +0000
__BEGIN_COMMENT__
Remove a submodule from the project
__END_COMMENT__
:160000 000000 f4f4738ae0f49a56d97ba61d7feb09aa35d9e69d 0000000000000000000000000000000000000000 D  submodule
__BEGIN_COMMIT__
Commit: 10ed46d82c279d090b664c48a88a95e7ad76de2f
Author: bdean
Date: Sun Feb 9 13:36:47 2003 +0000
__BEGIN_COMMENT__
Add a submodule to the project
__END_COMMENT__
:000000 160000 0000000000000000000000000000000000000000 f4f4738ae0f49a56d97ba61d7feb09aa35d9e69d A  submodule
		LOG

		commits = []
		GitStyledParser.parse( log ) do |commit|
			commits << commit
		end

		assert commits
		assert_equal 2, commits.size

		commits.each do |commit|
			assert_equal 0, commit.diffs.size
		end
	end

	def test_use_email_when_names_are_missing
		log = <<-LOG
__BEGIN_COMMIT__
Commit: ea26f7280956f1112a8e68610cb9d6336a94585d
Author: mickeyl
AuthorEmail: mickeyl@openembedded.org
Date: Wed, 11 Jun 2008 00:37:47 +0000
__BEGIN_COMMENT__
fso-image: remove openmoko-sound-system2 in favour of pulseaudio-meta
<unknown>
__END_COMMENT__
:100644 100644 a5bd9a39acc1567586372b63f347fb4df4f20957 72e6bb0df6f21387b2a3e8e1519e4aefea6339a0 M      packages/images/fso-image.bb

__BEGIN_COMMIT__
Commit: fa3ee9d4cefc2db81adadf36da9cacbe92ce96f1
Author: 
AuthorEmail: mickeyl@openembedded.org
Date: Wed, 11 Jun 2008 00:37:06 +0000
__BEGIN_COMMENT__
gst-plugins-good 0.10.7 add missing dependency to esound
<unknown>
__END_COMMENT__
:100644 100644 e84c4801f1d7acb0606e37a3a5b8c681182b3659 fb551f5176419f07b7901fb76493c8bb75de20ff M      packages/gstreamer/gst-plugins-good_0.10

			LOG

			commits = []
			GitStyledParser.parse( log ) do |commit|
				commits << commit
			end

			assert commits
			assert_equal 2, commits.size

			assert_equal 'mickeyl', commits.first.author_name # Use name when present
			assert_equal 'mickeyl@openembedded.org', commits.last.author_name # Else use email
		end

    # Verifies OTWO-443
    def test_empty_merge
      with_git_repository('git_with_empty_merge') do |git|
        assert_equal 5, git.commit_count
        assert_equal 5, git.commits.size
        c = git.verbose_commit('ff13970b54e5bc373abf932f0708b89e75c842b4')
        assert_equal "Merge branch 'feature'\n", c.message
        assert_equal 0, c.diffs.size
      end
    end
	end
end