#!/bin/sh

setvar test_description = ''test git rev-parse''
source ./test-lib.sh

# usage: [options] label is-bare is-inside-git is-inside-work prefix git-dir
proc test_rev_parse {
	setvar d = ''
	setvar bare = ''
	setvar gitdir = ''
	while :
	{
		case (1) {
		-C { setvar d = "$2"; shift; shift }
		-b { case (2) {
		    [tfu]* { setvar bare = "$2"; shift; shift }
		    * { error "test_rev_parse: bogus core.bare value '$2'" }
		    } }
		-g { setvar gitdir = "$2"; shift; shift }
		-* { error "test_rev_parse: unrecognized option '$1'" }
		* { break }
		}
	}

	setvar name = "$1"
	shift

	for o in --is-bare-repository \
		 --is-inside-git-dir \
		 --is-inside-work-tree \
		 --show-prefix \
		 --git-dir
	{
		test $Argc -eq 0 && break
		setvar expect = "$1"
		test_expect_success "$name: $o" '
			if test -n "$gitdir"
			then
				test_when_finished "unset GIT_DIR" &&
				GIT_DIR="$gitdir" &&
				export GIT_DIR
			fi &&

			case "$bare" in
			t*) test_config ${d:+-C} ${d:+"$d"} core.bare true ;;
			f*) test_config ${d:+-C} ${d:+"$d"} core.bare false ;;
			u*) test_unconfig ${d:+-C} ${d:+"$d"} core.bare ;;
			esac &&

			echo "$expect" >expect &&
			git ${d:+-C} ${d:+"$d"} rev-parse $o >actual &&
			test_cmp expect actual
		'
		shift
	}
}

setvar ROOT = $(pwd)

test_expect_success 'setup' '
	mkdir -p sub/dir work &&
	cp -R .git repo.git
'

test_rev_parse toplevel false false true '' .git

test_rev_parse -C .git .git/ false true false '' .
test_rev_parse -C .git/objects .git/objects/ false true false '' "$ROOT/.git"

test_rev_parse -C sub/dir subdirectory false false true sub/dir/ "$ROOT/.git"

test_rev_parse -b t 'core.bare = true' true false false

test_rev_parse -b u 'core.bare undefined' false false true


test_rev_parse -C work -g ../.git -b f 'GIT_DIR=../.git, core.bare = false' false false true ''

test_rev_parse -C work -g ../.git -b t 'GIT_DIR=../.git, core.bare = true' true false false ''

test_rev_parse -C work -g ../.git -b u 'GIT_DIR=../.git, core.bare undefined' false false true ''


test_rev_parse -C work -g ../repo.git -b f 'GIT_DIR=../repo.git, core.bare = false' false false true ''

test_rev_parse -C work -g ../repo.git -b t 'GIT_DIR=../repo.git, core.bare = true' true false false ''

test_rev_parse -C work -g ../repo.git -b u 'GIT_DIR=../repo.git, core.bare undefined' false false true ''

test_done