#!/bin/sh

global test_description := ''index file specific tests''

source ./test-lib.sh

test_expect_success 'setup' '
	echo 1 >a
'

test_expect_success 'bogus GIT_INDEX_VERSION issues warning' '
	(
		rm -f .git/index &&
		GIT_INDEX_VERSION=2bogus &&
		export GIT_INDEX_VERSION &&
		git add a 2>&1 | sed "s/[0-9]//" >actual.err &&
		sed -e "s/ Z$/ /" <<-\EOF >expect.err &&
			warning: GIT_INDEX_VERSION set, but the value is invalid.
			Using version Z
		EOF
		test_i18ncmp expect.err actual.err
	)
'

test_expect_success 'out of bounds GIT_INDEX_VERSION issues warning' '
	(
		rm -f .git/index &&
		GIT_INDEX_VERSION=1 &&
		export GIT_INDEX_VERSION &&
		git add a 2>&1 | sed "s/[0-9]//" >actual.err &&
		sed -e "s/ Z$/ /" <<-\EOF >expect.err &&
			warning: GIT_INDEX_VERSION set, but the value is invalid.
			Using version Z
		EOF
		test_i18ncmp expect.err actual.err
	)
'

test_expect_success 'no warning with bogus GIT_INDEX_VERSION and existing index' '
	(
		GIT_INDEX_VERSION=1 &&
		export GIT_INDEX_VERSION &&
		git add a 2>actual.err &&
		>expect.err &&
		test_i18ncmp expect.err actual.err
	)
'

test_expect_success 'out of bounds index.version issues warning' '
	(
		sane_unset GIT_INDEX_VERSION &&
		rm -f .git/index &&
		git config --add index.version 1 &&
		git add a 2>&1 | sed "s/[0-9]//" >actual.err &&
		sed -e "s/ Z$/ /" <<-\EOF >expect.err &&
			warning: index.version set, but the value is invalid.
			Using version Z
		EOF
		test_i18ncmp expect.err actual.err
	)
'

test_expect_success 'GIT_INDEX_VERSION takes precedence over config' '
	(
		rm -f .git/index &&
		GIT_INDEX_VERSION=4 &&
		export GIT_INDEX_VERSION &&
		git config --add index.version 2 &&
		git add a 2>&1 &&
		echo 4 >expect &&
		test-index-version <.git/index >actual &&
		test_cmp expect actual
	)
'

test_done
(CommandList
  children: [
    (Assignment
      keyword: Assign_None
      pairs: [
        (assign_pair
          lhs: (LhsName name:test_description)
          op: Equal
          rhs: {(SQ <"index file specific tests">)}
          spids: [4]
        )
      ]
      spids: [4]
    )
    (C {(.)} {(./test-lib.sh)})
    (C {(test_expect_success)} {(SQ <setup>)} {(SQ <"\n"> <"\techo 1 >a\n">)})
    (C {(test_expect_success)} {(SQ <"bogus GIT_INDEX_VERSION issues warning">)} 
      {
        (SQ <"\n"> <"\t(\n"> <"\t\trm -f .git/index &&\n"> <"\t\tGIT_INDEX_VERSION=2bogus &&\n"> 
          <"\t\texport GIT_INDEX_VERSION &&\n"> <"\t\tgit add a 2>&1 | sed \"s/[0-9]//\" >actual.err &&\n"> 
          <"\t\tsed -e \"s/ Z$/ /\" <<-\\EOF >expect.err &&\n"> <"\t\t\twarning: GIT_INDEX_VERSION set, but the value is invalid.\n"> <"\t\t\tUsing version Z\n"> 
          <"\t\tEOF\n"> <"\t\ttest_i18ncmp expect.err actual.err\n"> <"\t)\n">
        )
      }
    )
    (C {(test_expect_success)} {(SQ <"out of bounds GIT_INDEX_VERSION issues warning">)} 
      {
        (SQ <"\n"> <"\t(\n"> <"\t\trm -f .git/index &&\n"> <"\t\tGIT_INDEX_VERSION=1 &&\n"> 
          <"\t\texport GIT_INDEX_VERSION &&\n"> <"\t\tgit add a 2>&1 | sed \"s/[0-9]//\" >actual.err &&\n"> 
          <"\t\tsed -e \"s/ Z$/ /\" <<-\\EOF >expect.err &&\n"> <"\t\t\twarning: GIT_INDEX_VERSION set, but the value is invalid.\n"> <"\t\t\tUsing version Z\n"> 
          <"\t\tEOF\n"> <"\t\ttest_i18ncmp expect.err actual.err\n"> <"\t)\n">
        )
      }
    )
    (C {(test_expect_success)} {(SQ <"no warning with bogus GIT_INDEX_VERSION and existing index">)} 
      {
        (SQ <"\n"> <"\t(\n"> <"\t\tGIT_INDEX_VERSION=1 &&\n"> <"\t\texport GIT_INDEX_VERSION &&\n"> 
          <"\t\tgit add a 2>actual.err &&\n"> <"\t\t>expect.err &&\n"> <"\t\ttest_i18ncmp expect.err actual.err\n"> <"\t)\n">
        )
      }
    )
    (C {(test_expect_success)} {(SQ <"out of bounds index.version issues warning">)} 
      {
        (SQ <"\n"> <"\t(\n"> <"\t\tsane_unset GIT_INDEX_VERSION &&\n"> <"\t\trm -f .git/index &&\n"> 
          <"\t\tgit config --add index.version 1 &&\n"> <"\t\tgit add a 2>&1 | sed \"s/[0-9]//\" >actual.err &&\n"> 
          <"\t\tsed -e \"s/ Z$/ /\" <<-\\EOF >expect.err &&\n"> <"\t\t\twarning: index.version set, but the value is invalid.\n"> <"\t\t\tUsing version Z\n"> 
          <"\t\tEOF\n"> <"\t\ttest_i18ncmp expect.err actual.err\n"> <"\t)\n">
        )
      }
    )
    (C {(test_expect_success)} {(SQ <"GIT_INDEX_VERSION takes precedence over config">)} 
      {
        (SQ <"\n"> <"\t(\n"> <"\t\trm -f .git/index &&\n"> <"\t\tGIT_INDEX_VERSION=4 &&\n"> 
          <"\t\texport GIT_INDEX_VERSION &&\n"> <"\t\tgit config --add index.version 2 &&\n"> <"\t\tgit add a 2>&1 &&\n"> <"\t\techo 4 >expect &&\n"> 
          <"\t\ttest-index-version <.git/index >actual &&\n"> <"\t\ttest_cmp expect actual\n"> <"\t)\n">
        )
      }
    )
    (C {(test_done)})
  ]
)