test-lib.sh: introduce and use $EMPTY_BLOB

Similar to $EMPTY_TREE this makes it easier to recognize this special SHA-1 and change hash later. Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2024-07-17 02:57:48 +00:00 · 2016-07-16 07:06:25 +02:00 · 2016-07-16 07:06:25 +02:00 · 378932d3c3
parent f9e7d9f8c3
commit 378932d3c3
8 changed files with 35 additions and 38 deletions
--- a/t/t1011-read-tree-sparse-checkout.sh
+++ b/t/t1011-read-tree-sparse-checkout.sh
@ -15,11 +15,11 @@ test_description='sparse checkout tests
 . "$TEST_DIRECTORY"/lib-read-tree.sh

 test_expect_success 'setup' '
-	cat >expected <<-\EOF &&
+	cat >expected <<-EOF &&
 	100644 77f0ba1734ed79d12881f81b36ee134de6a3327b 0	init.t
-	100644 e69de29bb2d1d6434b8b29ae775ad8c2e48c5391 0	sub/added
-	100644 e69de29bb2d1d6434b8b29ae775ad8c2e48c5391 0	sub/addedtoo
-	100644 e69de29bb2d1d6434b8b29ae775ad8c2e48c5391 0	subsub/added
+	100644 $EMPTY_BLOB 0	sub/added
+	100644 $EMPTY_BLOB 0	sub/addedtoo
+	100644 $EMPTY_BLOB 0	subsub/added
 	EOF
 	cat >expected.swt <<-\EOF &&
 	H init.t
--- a/t/t1700-split-index.sh
+++ b/t/t1700-split-index.sh
@ -33,14 +33,14 @@ test_expect_success 'add one file' '
 	git update-index --add one &&
 	git ls-files --stage >ls-files.actual &&
 	cat >ls-files.expect <<EOF &&
-100644 e69de29bb2d1d6434b8b29ae775ad8c2e48c5391 0	one
+100644 $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
-100644 e69de29bb2d1d6434b8b29ae775ad8c2e48c5391 0	one
+100644 $EMPTY_BLOB 0	one
 replacements:
 deletions:
 EOF
@ -51,7 +51,7 @@ test_expect_success 'disable split index' '
 	git update-index --no-split-index &&
 	git ls-files --stage >ls-files.actual &&
 	cat >ls-files.expect <<EOF &&
-100644 e69de29bb2d1d6434b8b29ae775ad8c2e48c5391 0	one
+100644 $EMPTY_BLOB 0	one
 EOF
 	test_cmp ls-files.expect ls-files.actual &&

@ -67,7 +67,7 @@ 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 &&
-100644 e69de29bb2d1d6434b8b29ae775ad8c2e48c5391 0	one
+100644 $EMPTY_BLOB 0	one
 EOF
 	test_cmp ls-files.expect ls-files.actual &&

@ -105,7 +105,7 @@ test_expect_success 'add another file, which stays index' '
 	git ls-files --stage >ls-files.actual &&
 	cat >ls-files.expect <<EOF &&
 100644 2e0996000b7e9019eabcad29391bf0f5c7702f0b 0	one
-100644 e69de29bb2d1d6434b8b29ae775ad8c2e48c5391 0	two
+100644 $EMPTY_BLOB 0	two
 EOF
 	test_cmp ls-files.expect ls-files.actual &&

@ -113,7 +113,7 @@ EOF
 	q_to_tab >expect <<EOF &&
 $BASE
 100644 2e0996000b7e9019eabcad29391bf0f5c7702f0b 0Q
-100644 e69de29bb2d1d6434b8b29ae775ad8c2e48c5391 0	two
+100644 $EMPTY_BLOB 0	two
 replacements: 0
 deletions:
 EOF
@ -159,14 +159,14 @@ test_expect_success 'add original file back' '
 	git update-index --add one &&
 	git ls-files --stage >ls-files.actual &&
 	cat >ls-files.expect <<EOF &&
-100644 e69de29bb2d1d6434b8b29ae775ad8c2e48c5391 0	one
+100644 $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
-100644 e69de29bb2d1d6434b8b29ae775ad8c2e48c5391 0	one
+100644 $EMPTY_BLOB 0	one
 replacements:
 deletions: 0
 EOF
@ -178,8 +178,8 @@ test_expect_success 'add new file' '
 	git update-index --add two &&
 	git ls-files --stage >actual &&
 	cat >expect <<EOF &&
-100644 e69de29bb2d1d6434b8b29ae775ad8c2e48c5391 0	one
-100644 e69de29bb2d1d6434b8b29ae775ad8c2e48c5391 0	two
+100644 $EMPTY_BLOB 0	one
+100644 $EMPTY_BLOB 0	two
 EOF
 	test_cmp expect actual
 '
@ -188,8 +188,8 @@ 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 &&
-100644 e69de29bb2d1d6434b8b29ae775ad8c2e48c5391 0	one
-100644 e69de29bb2d1d6434b8b29ae775ad8c2e48c5391 0	two
+100644 $EMPTY_BLOB 0	one
+100644 $EMPTY_BLOB 0	two
 EOF
 	test_cmp ls-files.expect ls-files.actual &&

--- a/t/t3102-ls-tree-wildcards.sh
+++ b/t/t3102-ls-tree-wildcards.sh
@ -12,16 +12,16 @@ test_expect_success 'setup' '
 '

 test_expect_success 'ls-tree a[a] matches literally' '
-	cat >expect <<-\EOF &&
-	100644 blob e69de29bb2d1d6434b8b29ae775ad8c2e48c5391	a[a]/three
+	cat >expect <<-EOF &&
+	100644 blob $EMPTY_BLOB	a[a]/three
 	EOF
 	git ls-tree -r HEAD "a[a]" >actual &&
 	test_cmp expect actual
 '

 test_expect_success 'ls-tree outside prefix' '
-	cat >expect <<-\EOF &&
-	100644 blob e69de29bb2d1d6434b8b29ae775ad8c2e48c5391	../a[a]/three
+	cat >expect <<-EOF &&
+	100644 blob $EMPTY_BLOB	../a[a]/three
 	EOF
 	( cd aa && git ls-tree -r HEAD "../a[a]"; ) >actual &&
 	test_cmp expect actual
--- a/t/t7011-skip-worktree-reading.sh
+++ b/t/t7011-skip-worktree-reading.sh
@ -23,17 +23,15 @@ S sub/1
 H sub/2
 EOF

-NULL_SHA1=e69de29bb2d1d6434b8b29ae775ad8c2e48c5391
-
 setup_absent() {
 	test -f 1 && rm 1
 	git update-index --remove 1 &&
-	git update-index --add --cacheinfo 100644 $NULL_SHA1 1 &&
+	git update-index --add --cacheinfo 100644 $EMPTY_BLOB 1 &&
 	git update-index --skip-worktree 1
 }

 test_absent() {
-	echo "100644 $NULL_SHA1 0	1" > expected &&
+	echo "100644 $EMPTY_BLOB 0	1" > expected &&
 	git ls-files --stage 1 > result &&
 	test_cmp expected result &&
 	test ! -f 1
@ -42,12 +40,12 @@ test_absent() {
 setup_dirty() {
 	git update-index --force-remove 1 &&
 	echo dirty > 1 &&
-	git update-index --add --cacheinfo 100644 $NULL_SHA1 1 &&
+	git update-index --add --cacheinfo 100644 $EMPTY_BLOB 1 &&
 	git update-index --skip-worktree 1
 }

 test_dirty() {
-	echo "100644 $NULL_SHA1 0	1" > expected &&
+	echo "100644 $EMPTY_BLOB 0	1" > expected &&
 	git ls-files --stage 1 > result &&
 	test_cmp expected result &&
 	echo dirty > expected
@ -120,7 +118,7 @@ test_expect_success 'grep with skip-worktree file' '
 	test "$(git grep --no-ext-grep test)" = "1:test"
 '

-echo ":000000 100644 $_z40 $NULL_SHA1 A	1" > expected
+echo ":000000 100644 $_z40 $EMPTY_BLOB A	1" > expected
 test_expect_success 'diff-index does not examine skip-worktree absent entries' '
 	setup_absent &&
 	git diff-index HEAD -- 1 > result &&
--- a/t/t7012-skip-worktree-writing.sh
+++ b/t/t7012-skip-worktree-writing.sh
@ -53,17 +53,15 @@ test_expect_success 'read-tree removes worktree, dirty case' '
 	git update-index --no-skip-worktree added
 '

-NULL_SHA1=e69de29bb2d1d6434b8b29ae775ad8c2e48c5391
-
 setup_absent() {
 	test -f 1 && rm 1
 	git update-index --remove 1 &&
-	git update-index --add --cacheinfo 100644 $NULL_SHA1 1 &&
+	git update-index --add --cacheinfo 100644 $EMPTY_BLOB 1 &&
 	git update-index --skip-worktree 1
 }

 test_absent() {
-	echo "100644 $NULL_SHA1 0	1" > expected &&
+	echo "100644 $EMPTY_BLOB 0	1" > expected &&
 	git ls-files --stage 1 > result &&
 	test_cmp expected result &&
 	test ! -f 1
@ -72,12 +70,12 @@ test_absent() {
 setup_dirty() {
 	git update-index --force-remove 1 &&
 	echo dirty > 1 &&
-	git update-index --add --cacheinfo 100644 $NULL_SHA1 1 &&
+	git update-index --add --cacheinfo 100644 $EMPTY_BLOB 1 &&
 	git update-index --skip-worktree 1
 }

 test_dirty() {
-	echo "100644 $NULL_SHA1 0	1" > expected &&
+	echo "100644 $EMPTY_BLOB 0	1" > expected &&
 	git ls-files --stage 1 > result &&
 	test_cmp expected result &&
 	echo dirty > expected
--- a/t/t7063-status-untracked-cache.sh
+++ b/t/t7063-status-untracked-cache.sh
@ -53,7 +53,7 @@ A  two
 EOF

 cat >../dump.expect <<EOF &&
-info/exclude e69de29bb2d1d6434b8b29ae775ad8c2e48c5391
+info/exclude $EMPTY_BLOB
 core.excludesfile 0000000000000000000000000000000000000000
 exclude_per_dir .gitignore
 flags 00000006
@ -137,7 +137,7 @@ EOF
 test_expect_success 'verify untracked cache dump' '
 	test-dump-untracked-cache >../actual &&
 	cat >../expect <<EOF &&
-info/exclude e69de29bb2d1d6434b8b29ae775ad8c2e48c5391
+info/exclude $EMPTY_BLOB
 core.excludesfile 0000000000000000000000000000000000000000
 exclude_per_dir .gitignore
 flags 00000006
@ -184,7 +184,7 @@ EOF
 test_expect_success 'verify untracked cache dump' '
 	test-dump-untracked-cache >../actual &&
 	cat >../expect <<EOF &&
-info/exclude e69de29bb2d1d6434b8b29ae775ad8c2e48c5391
+info/exclude $EMPTY_BLOB
 core.excludesfile 0000000000000000000000000000000000000000
 exclude_per_dir .gitignore
 flags 00000006
--- a/t/t7508-status.sh
+++ b/t/t7508-status.sh
@ -803,7 +803,7 @@ EOF
 '

 cat >expect <<EOF
-:100644 100644 e69de29bb2d1d6434b8b29ae775ad8c2e48c5391 0000000000000000000000000000000000000000 M	dir1/modified
+:100644 100644 $EMPTY_BLOB 0000000000000000000000000000000000000000 M	dir1/modified
 EOF
 test_expect_success 'status refreshes the index' '
 	touch dir2/added &&
--- a/t/test-lib.sh
+++ b/t/test-lib.sh
@ -163,6 +163,7 @@ _x40="$_x05$_x05$_x05$_x05$_x05$_x05$_x05$_x05"
 _z40=0000000000000000000000000000000000000000

 EMPTY_TREE=4b825dc642cb6eb9a060e54bf8d69288fbee4904
+EMPTY_BLOB=e69de29bb2d1d6434b8b29ae775ad8c2e48c5391

 # Line feed
 LF='
@ -172,7 +173,7 @@ LF='
 # when case-folding filenames
 u200c=$(printf '\342\200\214')

-export _x05 _x40 _z40 LF u200c EMPTY_TREE
+export _x05 _x40 _z40 LF u200c EMPTY_TREE EMPTY_BLOB

 # Each test should start with something like this, after copyright notices:
 #