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Nguyễn Thái Ngọc Duy 378932d3c3 test-lib.sh: introduce and use $EMPTY_BLOB

Similar to $EMPTY_TREE this makes it easier to recognize this special
SHA-1 and change hash later.

Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

2016-07-18 13:45:32 -07:00

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 #!/bin/sh
 test_description='split index mode tests'
 . ./test-lib.sh
 # We need total control of index splitting here
 sane_unset GIT_TEST_SPLIT_INDEX
 test_expect_success 'enable split index' '
 	git update-index --split-index &&
 	test-dump-split-index .git/index >actual &&
 	indexversion=$(test-index-version <.git/index) &&
 	if test "$indexversion" = "4"
 	then
 		own=432ef4b63f32193984f339431fd50ca796493569
 		base=508851a7f0dfa8691e9f69c7f055865389012491
 	else
 		own=8299b0bcd1ac364e5f1d7768efb62fa2da79a339
 		base=39d890139ee5356c7ef572216cebcd27aa41f9df
 	fi &&
 	cat >expect <<EOF &&
 own $own
 base $base
 replacements:
 deletions:
 EOF
 	test_cmp expect actual
 '
 test_expect_success 'add one file' '
 	: >one &&
 	git update-index --add one &&
 	git ls-files --stage >ls-files.actual &&
 	cat >ls-files.expect <<EOF &&
 $EMPTY_BLOB 0	one
 EOF
 	test_cmp ls-files.expect ls-files.actual &&
 	test-dump-split-index .git/index | sed "/^own/d" >actual &&
 	cat >expect <<EOF &&
 base $base
 $EMPTY_BLOB 0	one
 replacements:
 deletions:
 EOF
 	test_cmp expect actual
 '
 test_expect_success 'disable split index' '
 	git update-index --no-split-index &&
 	git ls-files --stage >ls-files.actual &&
 	cat >ls-files.expect <<EOF &&
 $EMPTY_BLOB 0	one
 EOF
 	test_cmp ls-files.expect ls-files.actual &&
 	BASE=$(test-dump-split-index .git/index | grep "^own" | sed "s/own/base/") &&
 	test-dump-split-index .git/index | sed "/^own/d" >actual &&
 	cat >expect <<EOF &&
 not a split index
 EOF
 	test_cmp expect actual
 '
 test_expect_success 'enable split index again, "one" now belongs to base index"' '
 	git update-index --split-index &&
 	git ls-files --stage >ls-files.actual &&
 	cat >ls-files.expect <<EOF &&
 $EMPTY_BLOB 0	one
 EOF
 	test_cmp ls-files.expect ls-files.actual &&
 	test-dump-split-index .git/index | sed "/^own/d" >actual &&
 	cat >expect <<EOF &&
 $BASE
 replacements:
 deletions:
 EOF
 	test_cmp expect actual
 '
 test_expect_success 'modify original file, base index untouched' '
 	echo modified >one &&
 	git update-index one &&
 	git ls-files --stage >ls-files.actual &&
 	cat >ls-files.expect <<EOF &&
 2e0996000b7e9019eabcad29391bf0f5c7702f0b 0	one
 EOF
 	test_cmp ls-files.expect ls-files.actual &&
 	test-dump-split-index .git/index | sed "/^own/d" >actual &&
 	q_to_tab >expect <<EOF &&
 $BASE
 2e0996000b7e9019eabcad29391bf0f5c7702f0b 0Q
 replacements: 0
 deletions:
 EOF
 	test_cmp expect actual
 '
 test_expect_success 'add another file, which stays index' '
 	: >two &&
 	git update-index --add two &&
 	git ls-files --stage >ls-files.actual &&
 	cat >ls-files.expect <<EOF &&
 2e0996000b7e9019eabcad29391bf0f5c7702f0b 0	one
 $EMPTY_BLOB 0	two
 EOF
 	test_cmp ls-files.expect ls-files.actual &&
 	test-dump-split-index .git/index | sed "/^own/d" >actual &&
 	q_to_tab >expect <<EOF &&
 $BASE
 2e0996000b7e9019eabcad29391bf0f5c7702f0b 0Q
 $EMPTY_BLOB 0	two
 replacements: 0
 deletions:
 EOF
 	test_cmp expect actual
 '
 test_expect_success 'remove file not in base index' '
 	git update-index --force-remove two &&
 	git ls-files --stage >ls-files.actual &&
 	cat >ls-files.expect <<EOF &&
 2e0996000b7e9019eabcad29391bf0f5c7702f0b 0	one
 EOF
 	test_cmp ls-files.expect ls-files.actual &&
 	test-dump-split-index .git/index | sed "/^own/d" >actual &&
 	q_to_tab >expect <<EOF &&
 $BASE
 2e0996000b7e9019eabcad29391bf0f5c7702f0b 0Q
 replacements: 0
 deletions:
 EOF
 	test_cmp expect actual
 '
 test_expect_success 'remove file in base index' '
 	git update-index --force-remove one &&
 	git ls-files --stage >ls-files.actual &&
 	cat >ls-files.expect <<EOF &&
 EOF
 	test_cmp ls-files.expect ls-files.actual &&
 	test-dump-split-index .git/index | sed "/^own/d" >actual &&
 	cat >expect <<EOF &&
 $BASE
 replacements:
 deletions: 0
 EOF
 	test_cmp expect actual
 '
 test_expect_success 'add original file back' '
 	: >one &&
 	git update-index --add one &&
 	git ls-files --stage >ls-files.actual &&
 	cat >ls-files.expect <<EOF &&
 $EMPTY_BLOB 0	one
 EOF
 	test_cmp ls-files.expect ls-files.actual &&
 	test-dump-split-index .git/index | sed "/^own/d" >actual &&
 	cat >expect <<EOF &&
 $BASE
 $EMPTY_BLOB 0	one
 replacements:
 deletions: 0
 EOF
 	test_cmp expect actual
 '
 test_expect_success 'add new file' '
 	: >two &&
 	git update-index --add two &&
 	git ls-files --stage >actual &&
 	cat >expect <<EOF &&
 $EMPTY_BLOB 0	one
 $EMPTY_BLOB 0	two
 EOF
 	test_cmp expect actual
 '
 test_expect_success 'unify index, two files remain' '
 	git update-index --no-split-index &&
 	git ls-files --stage >ls-files.actual &&
 	cat >ls-files.expect <<EOF &&
 $EMPTY_BLOB 0	one
 $EMPTY_BLOB 0	two
 EOF
 	test_cmp ls-files.expect ls-files.actual &&
 	test-dump-split-index .git/index | sed "/^own/d" >actual &&
 	cat >expect <<EOF &&
 not a split index
 EOF
 	test_cmp expect actual
 '
 test_done