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Diffstat (limited to 't/t1400-update-ref.sh')
| -rwxr-xr-x | t/t1400-update-ref.sh | 1152 |
1 files changed, 1152 insertions, 0 deletions
diff --git a/t/t1400-update-ref.sh b/t/t1400-update-ref.sh new file mode 100755 index 0000000000..af1b20dd5c --- /dev/null +++ b/t/t1400-update-ref.sh @@ -0,0 +1,1152 @@ +#!/bin/sh +# +# Copyright (c) 2006 Shawn Pearce +# + +test_description='Test git update-ref and basic ref logging' +. ./test-lib.sh + +Z=$_z40 + +test_expect_success setup ' + + for name in A B C D E F + do + test_tick && + T=$(git write-tree) && + sha1=$(echo $name | git commit-tree $T) && + eval $name=$sha1 + done + +' + +m=refs/heads/master +n_dir=refs/heads/gu +n=$n_dir/fixes +outside=foo + +test_expect_success \ + "create $m" \ + "git update-ref $m $A && + test $A"' = $(cat .git/'"$m"')' +test_expect_success \ + "create $m" \ + "git update-ref $m $B $A && + test $B"' = $(cat .git/'"$m"')' +test_expect_success "fail to delete $m with stale ref" ' + test_must_fail git update-ref -d $m $A && + test $B = "$(cat .git/$m)" +' +test_expect_success "delete $m" ' + git update-ref -d $m $B && + ! test -f .git/$m +' +rm -f .git/$m + +test_expect_success "delete $m without oldvalue verification" " + git update-ref $m $A && + test $A = \$(cat .git/$m) && + git update-ref -d $m && + ! test -f .git/$m +" +rm -f .git/$m + +test_expect_success \ + "fail to create $n" \ + "touch .git/$n_dir && + test_must_fail git update-ref $n $A >out 2>err" +rm -f .git/$n_dir out err + +test_expect_success \ + "create $m (by HEAD)" \ + "git update-ref HEAD $A && + test $A"' = $(cat .git/'"$m"')' +test_expect_success \ + "create $m (by HEAD)" \ + "git update-ref HEAD $B $A && + test $B"' = $(cat .git/'"$m"')' +test_expect_success "fail to delete $m (by HEAD) with stale ref" ' + test_must_fail git update-ref -d HEAD $A && + test $B = $(cat .git/$m) +' +test_expect_success "delete $m (by HEAD)" ' + git update-ref -d HEAD $B && + ! test -f .git/$m +' +rm -f .git/$m + +test_expect_success 'update-ref does not create reflogs by default' ' + test_when_finished "git update-ref -d $outside" && + git update-ref $outside $A && + git rev-parse $A >expect && + git rev-parse $outside >actual && + test_cmp expect actual && + test_must_fail git reflog exists $outside +' + +test_expect_success 'update-ref creates reflogs with --create-reflog' ' + test_when_finished "git update-ref -d $outside" && + git update-ref --create-reflog $outside $A && + git rev-parse $A >expect && + git rev-parse $outside >actual && + test_cmp expect actual && + git reflog exists $outside +' + +test_expect_success \ + "create $m (by HEAD)" \ + "git update-ref HEAD $A && + test $A"' = $(cat .git/'"$m"')' +test_expect_success \ + "pack refs" \ + "git pack-refs --all" +test_expect_success \ + "move $m (by HEAD)" \ + "git update-ref HEAD $B $A && + test $B"' = $(cat .git/'"$m"')' +test_expect_success "delete $m (by HEAD) should remove both packed and loose $m" ' + git update-ref -d HEAD $B && + ! grep "$m" .git/packed-refs && + ! test -f .git/$m +' +rm -f .git/$m + +cp -f .git/HEAD .git/HEAD.orig +test_expect_success "delete symref without dereference" ' + git update-ref --no-deref -d HEAD && + ! test -f .git/HEAD +' +cp -f .git/HEAD.orig .git/HEAD + +test_expect_success "delete symref without dereference when the referred ref is packed" ' + echo foo >foo.c && + git add foo.c && + git commit -m foo && + git pack-refs --all && + git update-ref --no-deref -d HEAD && + ! test -f .git/HEAD +' +cp -f .git/HEAD.orig .git/HEAD +git update-ref -d $m + +test_expect_success 'update-ref -d is not confused by self-reference' ' + git symbolic-ref refs/heads/self refs/heads/self && + test_when_finished "rm -f .git/refs/heads/self" && + test_path_is_file .git/refs/heads/self && + test_must_fail git update-ref -d refs/heads/self && + test_path_is_file .git/refs/heads/self +' + +test_expect_success 'update-ref --no-deref -d can delete self-reference' ' + git symbolic-ref refs/heads/self refs/heads/self && + test_when_finished "rm -f .git/refs/heads/self" && + test_path_is_file .git/refs/heads/self && + git update-ref --no-deref -d refs/heads/self && + test_path_is_missing .git/refs/heads/self +' + +test_expect_success 'update-ref --no-deref -d can delete reference to bad ref' ' + >.git/refs/heads/bad && + test_when_finished "rm -f .git/refs/heads/bad" && + git symbolic-ref refs/heads/ref-to-bad refs/heads/bad && + test_when_finished "rm -f .git/refs/heads/ref-to-bad" && + test_path_is_file .git/refs/heads/ref-to-bad && + git update-ref --no-deref -d refs/heads/ref-to-bad && + test_path_is_missing .git/refs/heads/ref-to-bad +' + +test_expect_success '(not) create HEAD with old sha1' " + test_must_fail git update-ref HEAD $A $B +" +test_expect_success "(not) prior created .git/$m" " + ! test -f .git/$m +" +rm -f .git/$m + +test_expect_success \ + "create HEAD" \ + "git update-ref HEAD $A" +test_expect_success '(not) change HEAD with wrong SHA1' " + test_must_fail git update-ref HEAD $B $Z +" +test_expect_success "(not) changed .git/$m" " + ! test $B"' = $(cat .git/'"$m"') +' +rm -f .git/$m + +rm -f .git/logs/refs/heads/master +test_expect_success \ + "create $m (logged by touch)" \ + 'GIT_COMMITTER_DATE="2005-05-26 23:30" \ + git update-ref --create-reflog HEAD '"$A"' -m "Initial Creation" && + test '"$A"' = $(cat .git/'"$m"')' +test_expect_success \ + "update $m (logged by touch)" \ + 'GIT_COMMITTER_DATE="2005-05-26 23:31" \ + git update-ref HEAD'" $B $A "'-m "Switch" && + test '"$B"' = $(cat .git/'"$m"')' +test_expect_success \ + "set $m (logged by touch)" \ + 'GIT_COMMITTER_DATE="2005-05-26 23:41" \ + git update-ref HEAD'" $A && + test $A"' = $(cat .git/'"$m"')' + +cat >expect <<EOF +$Z $A $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> 1117150200 +0000 Initial Creation +$A $B $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> 1117150260 +0000 Switch +$B $A $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> 1117150860 +0000 +EOF +test_expect_success \ + "verifying $m's log" \ + "test_cmp expect .git/logs/$m" +rm -rf .git/$m .git/logs expect + +test_expect_success \ + 'enable core.logAllRefUpdates' \ + 'git config core.logAllRefUpdates true && + test true = $(git config --bool --get core.logAllRefUpdates)' + +test_expect_success \ + "create $m (logged by config)" \ + 'GIT_COMMITTER_DATE="2005-05-26 23:32" \ + git update-ref HEAD'" $A "'-m "Initial Creation" && + test '"$A"' = $(cat .git/'"$m"')' +test_expect_success \ + "update $m (logged by config)" \ + 'GIT_COMMITTER_DATE="2005-05-26 23:33" \ + git update-ref HEAD'" $B $A "'-m "Switch" && + test '"$B"' = $(cat .git/'"$m"')' +test_expect_success \ + "set $m (logged by config)" \ + 'GIT_COMMITTER_DATE="2005-05-26 23:43" \ + git update-ref HEAD '"$A && + test $A"' = $(cat .git/'"$m"')' + +cat >expect <<EOF +$Z $A $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> 1117150320 +0000 Initial Creation +$A $B $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> 1117150380 +0000 Switch +$B $A $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> 1117150980 +0000 +EOF +test_expect_success \ + "verifying $m's log" \ + 'test_cmp expect .git/logs/$m' +rm -f .git/$m .git/logs/$m expect + +git update-ref $m $D +cat >.git/logs/$m <<EOF +0000000000000000000000000000000000000000 $C $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> 1117150320 -0500 +$C $A $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> 1117150350 -0500 +$A $B $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> 1117150380 -0500 +$F $Z $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> 1117150680 -0500 +$Z $E $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> 1117150980 -0500 +EOF + +ed="Thu, 26 May 2005 18:32:00 -0500" +gd="Thu, 26 May 2005 18:33:00 -0500" +ld="Thu, 26 May 2005 18:43:00 -0500" +test_expect_success \ + 'Query "master@{May 25 2005}" (before history)' \ + 'rm -f o e && + git rev-parse --verify "master@{May 25 2005}" >o 2>e && + test '"$C"' = $(cat o) && + test "warning: Log for '\'master\'' only goes back to $ed." = "$(cat e)"' +test_expect_success \ + "Query master@{2005-05-25} (before history)" \ + 'rm -f o e && + git rev-parse --verify master@{2005-05-25} >o 2>e && + test '"$C"' = $(cat o) && + echo test "warning: Log for '\'master\'' only goes back to $ed." = "$(cat e)"' +test_expect_success \ + 'Query "master@{May 26 2005 23:31:59}" (1 second before history)' \ + 'rm -f o e && + git rev-parse --verify "master@{May 26 2005 23:31:59}" >o 2>e && + test '"$C"' = $(cat o) && + test "warning: Log for '\''master'\'' only goes back to $ed." = "$(cat e)"' +test_expect_success \ + 'Query "master@{May 26 2005 23:32:00}" (exactly history start)' \ + 'rm -f o e && + git rev-parse --verify "master@{May 26 2005 23:32:00}" >o 2>e && + test '"$C"' = $(cat o) && + test "" = "$(cat e)"' +test_expect_success \ + 'Query "master@{May 26 2005 23:32:30}" (first non-creation change)' \ + 'rm -f o e && + git rev-parse --verify "master@{May 26 2005 23:32:30}" >o 2>e && + test '"$A"' = $(cat o) && + test "" = "$(cat e)"' +test_expect_success \ + 'Query "master@{2005-05-26 23:33:01}" (middle of history with gap)' \ + 'rm -f o e && + git rev-parse --verify "master@{2005-05-26 23:33:01}" >o 2>e && + test '"$B"' = $(cat o) && + test "warning: Log for ref '"$m has gap after $gd"'." = "$(cat e)"' +test_expect_success \ + 'Query "master@{2005-05-26 23:38:00}" (middle of history)' \ + 'rm -f o e && + git rev-parse --verify "master@{2005-05-26 23:38:00}" >o 2>e && + test '"$Z"' = $(cat o) && + test "" = "$(cat e)"' +test_expect_success \ + 'Query "master@{2005-05-26 23:43:00}" (exact end of history)' \ + 'rm -f o e && + git rev-parse --verify "master@{2005-05-26 23:43:00}" >o 2>e && + test '"$E"' = $(cat o) && + test "" = "$(cat e)"' +test_expect_success \ + 'Query "master@{2005-05-28}" (past end of history)' \ + 'rm -f o e && + git rev-parse --verify "master@{2005-05-28}" >o 2>e && + test '"$D"' = $(cat o) && + test "warning: Log for ref '"$m unexpectedly ended on $ld"'." = "$(cat e)"' + + +rm -f .git/$m .git/logs/$m expect + +test_expect_success \ + 'creating initial files' \ + 'echo TEST >F && + git add F && + GIT_AUTHOR_DATE="2005-05-26 23:30" \ + GIT_COMMITTER_DATE="2005-05-26 23:30" git commit -m add -a && + h_TEST=$(git rev-parse --verify HEAD) && + echo The other day this did not work. >M && + echo And then Bob told me how to fix it. >>M && + echo OTHER >F && + GIT_AUTHOR_DATE="2005-05-26 23:41" \ + GIT_COMMITTER_DATE="2005-05-26 23:41" git commit -F M -a && + h_OTHER=$(git rev-parse --verify HEAD) && + GIT_AUTHOR_DATE="2005-05-26 23:44" \ + GIT_COMMITTER_DATE="2005-05-26 23:44" git commit --amend && + h_FIXED=$(git rev-parse --verify HEAD) && + echo Merged initial commit and a later commit. >M && + echo $h_TEST >.git/MERGE_HEAD && + GIT_AUTHOR_DATE="2005-05-26 23:45" \ + GIT_COMMITTER_DATE="2005-05-26 23:45" git commit -F M && + h_MERGED=$(git rev-parse --verify HEAD) && + rm -f M' + +cat >expect <<EOF +$Z $h_TEST $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> 1117150200 +0000 commit (initial): add +$h_TEST $h_OTHER $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> 1117150860 +0000 commit: The other day this did not work. +$h_OTHER $h_FIXED $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> 1117151040 +0000 commit (amend): The other day this did not work. +$h_FIXED $h_MERGED $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> 1117151100 +0000 commit (merge): Merged initial commit and a later commit. +EOF +test_expect_success \ + 'git commit logged updates' \ + "test_cmp expect .git/logs/$m" +unset h_TEST h_OTHER h_FIXED h_MERGED + +test_expect_success \ + 'git cat-file blob master:F (expect OTHER)' \ + 'test OTHER = $(git cat-file blob master:F)' +test_expect_success \ + 'git cat-file blob master@{2005-05-26 23:30}:F (expect TEST)' \ + 'test TEST = $(git cat-file blob "master@{2005-05-26 23:30}:F")' +test_expect_success \ + 'git cat-file blob master@{2005-05-26 23:42}:F (expect OTHER)' \ + 'test OTHER = $(git cat-file blob "master@{2005-05-26 23:42}:F")' + +a=refs/heads/a +b=refs/heads/b +c=refs/heads/c +E='""' +F='%s\0' +pws='path with space' + +test_expect_success 'stdin test setup' ' + echo "$pws" >"$pws" && + git add -- "$pws" && + git commit -m "$pws" +' + +test_expect_success '-z fails without --stdin' ' + test_must_fail git update-ref -z $m $m $m 2>err && + grep "usage: git update-ref" err +' + +test_expect_success 'stdin works with no input' ' + >stdin && + git update-ref --stdin <stdin && + git rev-parse --verify -q $m +' + +test_expect_success 'stdin fails on empty line' ' + echo "" >stdin && + test_must_fail git update-ref --stdin <stdin 2>err && + grep "fatal: empty command in input" err +' + +test_expect_success 'stdin fails on only whitespace' ' + echo " " >stdin && + test_must_fail git update-ref --stdin <stdin 2>err && + grep "fatal: whitespace before command: " err +' + +test_expect_success 'stdin fails on leading whitespace' ' + echo " create $a $m" >stdin && + test_must_fail git update-ref --stdin <stdin 2>err && + grep "fatal: whitespace before command: create $a $m" err +' + +test_expect_success 'stdin fails on unknown command' ' + echo "unknown $a" >stdin && + test_must_fail git update-ref --stdin <stdin 2>err && + grep "fatal: unknown command: unknown $a" err +' + +test_expect_success 'stdin fails on unbalanced quotes' ' + echo "create $a \"master" >stdin && + test_must_fail git update-ref --stdin <stdin 2>err && + grep "fatal: badly quoted argument: \\\"master" err +' + +test_expect_success 'stdin fails on invalid escape' ' + echo "create $a \"ma\zter\"" >stdin && + test_must_fail git update-ref --stdin <stdin 2>err && + grep "fatal: badly quoted argument: \\\"ma\\\\zter\\\"" err +' + +test_expect_success 'stdin fails on junk after quoted argument' ' + echo "create \"$a\"master" >stdin && + test_must_fail git update-ref --stdin <stdin 2>err && + grep "fatal: unexpected character after quoted argument: \\\"$a\\\"master" err +' + +test_expect_success 'stdin fails create with no ref' ' + echo "create " >stdin && + test_must_fail git update-ref --stdin <stdin 2>err && + grep "fatal: create: missing <ref>" err +' + +test_expect_success 'stdin fails create with no new value' ' + echo "create $a" >stdin && + test_must_fail git update-ref --stdin <stdin 2>err && + grep "fatal: create $a: missing <newvalue>" err +' + +test_expect_success 'stdin fails create with too many arguments' ' + echo "create $a $m $m" >stdin && + test_must_fail git update-ref --stdin <stdin 2>err && + grep "fatal: create $a: extra input: $m" err +' + +test_expect_success 'stdin fails update with no ref' ' + echo "update " >stdin && + test_must_fail git update-ref --stdin <stdin 2>err && + grep "fatal: update: missing <ref>" err +' + +test_expect_success 'stdin fails update with no new value' ' + echo "update $a" >stdin && + test_must_fail git update-ref --stdin <stdin 2>err && + grep "fatal: update $a: missing <newvalue>" err +' + +test_expect_success 'stdin fails update with too many arguments' ' + echo "update $a $m $m $m" >stdin && + test_must_fail git update-ref --stdin <stdin 2>err && + grep "fatal: update $a: extra input: $m" err +' + +test_expect_success 'stdin fails delete with no ref' ' + echo "delete " >stdin && + test_must_fail git update-ref --stdin <stdin 2>err && + grep "fatal: delete: missing <ref>" err +' + +test_expect_success 'stdin fails delete with too many arguments' ' + echo "delete $a $m $m" >stdin && + test_must_fail git update-ref --stdin <stdin 2>err && + grep "fatal: delete $a: extra input: $m" err +' + +test_expect_success 'stdin fails verify with too many arguments' ' + echo "verify $a $m $m" >stdin && + test_must_fail git update-ref --stdin <stdin 2>err && + grep "fatal: verify $a: extra input: $m" err +' + +test_expect_success 'stdin fails option with unknown name' ' + echo "option unknown" >stdin && + test_must_fail git update-ref --stdin <stdin 2>err && + grep "fatal: option unknown: unknown" err +' + +test_expect_success 'stdin fails with duplicate refs' ' + cat >stdin <<-EOF && + create $a $m + create $b $m + create $a $m + EOF + test_must_fail git update-ref --stdin <stdin 2>err && + grep "fatal: Multiple updates for ref '"'"'$a'"'"' not allowed." err +' + +test_expect_success 'stdin create ref works' ' + echo "create $a $m" >stdin && + git update-ref --stdin <stdin && + git rev-parse $m >expect && + git rev-parse $a >actual && + test_cmp expect actual +' + +test_expect_success 'stdin does not create reflogs by default' ' + test_when_finished "git update-ref -d $outside" && + echo "create $outside $m" >stdin && + git update-ref --stdin <stdin && + git rev-parse $m >expect && + git rev-parse $outside >actual && + test_cmp expect actual && + test_must_fail git reflog exists $outside +' + +test_expect_success 'stdin creates reflogs with --create-reflog' ' + echo "create $outside $m" >stdin && + git update-ref --create-reflog --stdin <stdin && + git rev-parse $m >expect && + git rev-parse $outside >actual && + test_cmp expect actual && + git reflog exists $outside +' + +test_expect_success 'stdin succeeds with quoted argument' ' + git update-ref -d $a && + echo "create $a \"$m\"" >stdin && + git update-ref --stdin <stdin && + git rev-parse $m >expect && + git rev-parse $a >actual && + test_cmp expect actual +' + +test_expect_success 'stdin succeeds with escaped character' ' + git update-ref -d $a && + echo "create $a \"ma\\163ter\"" >stdin && + git update-ref --stdin <stdin && + git rev-parse $m >expect && + git rev-parse $a >actual && + test_cmp expect actual +' + +test_expect_success 'stdin update ref creates with zero old value' ' + echo "update $b $m $Z" >stdin && + git update-ref --stdin <stdin && + git rev-parse $m >expect && + git rev-parse $b >actual && + test_cmp expect actual && + git update-ref -d $b +' + +test_expect_success 'stdin update ref creates with empty old value' ' + echo "update $b $m $E" >stdin && + git update-ref --stdin <stdin && + git rev-parse $m >expect && + git rev-parse $b >actual && + test_cmp expect actual +' + +test_expect_success 'stdin create ref works with path with space to blob' ' + echo "create refs/blobs/pws \"$m:$pws\"" >stdin && + git update-ref --stdin <stdin && + git rev-parse "$m:$pws" >expect && + git rev-parse refs/blobs/pws >actual && + test_cmp expect actual && + git update-ref -d refs/blobs/pws +' + +test_expect_success 'stdin update ref fails with wrong old value' ' + echo "update $c $m $m~1" >stdin && + test_must_fail git update-ref --stdin <stdin 2>err && + grep "fatal: cannot lock ref '"'"'$c'"'"'" err && + test_must_fail git rev-parse --verify -q $c +' + +test_expect_success 'stdin update ref fails with bad old value' ' + echo "update $c $m does-not-exist" >stdin && + test_must_fail git update-ref --stdin <stdin 2>err && + grep "fatal: update $c: invalid <oldvalue>: does-not-exist" err && + test_must_fail git rev-parse --verify -q $c +' + +test_expect_success 'stdin create ref fails with bad new value' ' + echo "create $c does-not-exist" >stdin && + test_must_fail git update-ref --stdin <stdin 2>err && + grep "fatal: create $c: invalid <newvalue>: does-not-exist" err && + test_must_fail git rev-parse --verify -q $c +' + +test_expect_success 'stdin create ref fails with zero new value' ' + echo "create $c " >stdin && + test_must_fail git update-ref --stdin <stdin 2>err && + grep "fatal: create $c: zero <newvalue>" err && + test_must_fail git rev-parse --verify -q $c +' + +test_expect_success 'stdin update ref works with right old value' ' + echo "update $b $m~1 $m" >stdin && + git update-ref --stdin <stdin && + git rev-parse $m~1 >expect && + git rev-parse $b >actual && + test_cmp expect actual +' + +test_expect_success 'stdin delete ref fails with wrong old value' ' + echo "delete $a $m~1" >stdin && + test_must_fail git update-ref --stdin <stdin 2>err && + grep "fatal: cannot lock ref '"'"'$a'"'"'" err && + git rev-parse $m >expect && + git rev-parse $a >actual && + test_cmp expect actual +' + +test_expect_success 'stdin delete ref fails with zero old value' ' + echo "delete $a " >stdin && + test_must_fail git update-ref --stdin <stdin 2>err && + grep "fatal: delete $a: zero <oldvalue>" err && + git rev-parse $m >expect && + git rev-parse $a >actual && + test_cmp expect actual +' + +test_expect_success 'stdin update symref works option no-deref' ' + git symbolic-ref TESTSYMREF $b && + cat >stdin <<-EOF && + option no-deref + update TESTSYMREF $a $b + EOF + git update-ref --stdin <stdin && + git rev-parse TESTSYMREF >expect && + git rev-parse $a >actual && + test_cmp expect actual && + git rev-parse $m~1 >expect && + git rev-parse $b >actual && + test_cmp expect actual +' + +test_expect_success 'stdin delete symref works option no-deref' ' + git symbolic-ref TESTSYMREF $b && + cat >stdin <<-EOF && + option no-deref + delete TESTSYMREF $b + EOF + git update-ref --stdin <stdin && + test_must_fail git rev-parse --verify -q TESTSYMREF && + git rev-parse $m~1 >expect && + git rev-parse $b >actual && + test_cmp expect actual +' + +test_expect_success 'stdin delete ref works with right old value' ' + echo "delete $b $m~1" >stdin && + git update-ref --stdin <stdin && + test_must_fail git rev-parse --verify -q $b +' + +test_expect_success 'stdin update/create/verify combination works' ' + cat >stdin <<-EOF && + update $a $m + create $b $m + verify $c + EOF + git update-ref --stdin <stdin && + git rev-parse $m >expect && + git rev-parse $a >actual && + test_cmp expect actual && + git rev-parse $b >actual && + test_cmp expect actual && + test_must_fail git rev-parse --verify -q $c +' + +test_expect_success 'stdin verify succeeds for correct value' ' + git rev-parse $m >expect && + echo "verify $m $m" >stdin && + git update-ref --stdin <stdin && + git rev-parse $m >actual && + test_cmp expect actual +' + +test_expect_success 'stdin verify succeeds for missing reference' ' + echo "verify refs/heads/missing $Z" >stdin && + git update-ref --stdin <stdin && + test_must_fail git rev-parse --verify -q refs/heads/missing +' + +test_expect_success 'stdin verify treats no value as missing' ' + echo "verify refs/heads/missing" >stdin && + git update-ref --stdin <stdin && + test_must_fail git rev-parse --verify -q refs/heads/missing +' + +test_expect_success 'stdin verify fails for wrong value' ' + git rev-parse $m >expect && + echo "verify $m $m~1" >stdin && + test_must_fail git update-ref --stdin <stdin && + git rev-parse $m >actual && + test_cmp expect actual +' + +test_expect_success 'stdin verify fails for mistaken null value' ' + git rev-parse $m >expect && + echo "verify $m $Z" >stdin && + test_must_fail git update-ref --stdin <stdin && + git rev-parse $m >actual && + test_cmp expect actual +' + +test_expect_success 'stdin verify fails for mistaken empty value' ' + M=$(git rev-parse $m) && + test_when_finished "git update-ref $m $M" && + git rev-parse $m >expect && + echo "verify $m" >stdin && + test_must_fail git update-ref --stdin <stdin && + git rev-parse $m >actual && + test_cmp expect actual +' + +test_expect_success 'stdin update refs works with identity updates' ' + cat >stdin <<-EOF && + update $a $m $m + update $b $m $m + update $c $Z $E + EOF + git update-ref --stdin <stdin && + git rev-parse $m >expect && + git rev-parse $a >actual && + test_cmp expect actual && + git rev-parse $b >actual && + test_cmp expect actual && + test_must_fail git rev-parse --verify -q $c +' + +test_expect_success 'stdin update refs fails with wrong old value' ' + git update-ref $c $m && + cat >stdin <<-EOF && + update $a $m $m + update $b $m $m + update $c '' + EOF + test_must_fail git update-ref --stdin <stdin 2>err && + grep "fatal: cannot lock ref '"'"'$c'"'"'" err && + git rev-parse $m >expect && + git rev-parse $a >actual && + test_cmp expect actual && + git rev-parse $b >actual && + test_cmp expect actual && + git rev-parse $c >actual && + test_cmp expect actual +' + +test_expect_success 'stdin delete refs works with packed and loose refs' ' + git pack-refs --all && + git update-ref $c $m~1 && + cat >stdin <<-EOF && + delete $a $m + update $b $Z $m + update $c $E $m~1 + EOF + git update-ref --stdin <stdin && + test_must_fail git rev-parse --verify -q $a && + test_must_fail git rev-parse --verify -q $b && + test_must_fail git rev-parse --verify -q $c +' + +test_expect_success 'stdin -z works on empty input' ' + >stdin && + git update-ref -z --stdin <stdin && + git rev-parse --verify -q $m +' + +test_expect_success 'stdin -z fails on empty line' ' + echo "" >stdin && + test_must_fail git update-ref -z --stdin <stdin 2>err && + grep "fatal: whitespace before command: " err +' + +test_expect_success 'stdin -z fails on empty command' ' + printf $F "" >stdin && + test_must_fail git update-ref -z --stdin <stdin 2>err && + grep "fatal: empty command in input" err +' + +test_expect_success 'stdin -z fails on only whitespace' ' + printf $F " " >stdin && + test_must_fail git update-ref -z --stdin <stdin 2>err && + grep "fatal: whitespace before command: " err +' + +test_expect_success 'stdin -z fails on leading whitespace' ' + printf $F " create $a" "$m" >stdin && + test_must_fail git update-ref -z --stdin <stdin 2>err && + grep "fatal: whitespace before command: create $a" err +' + +test_expect_success 'stdin -z fails on unknown command' ' + printf $F "unknown $a" >stdin && + test_must_fail git update-ref -z --stdin <stdin 2>err && + grep "fatal: unknown command: unknown $a" err +' + +test_expect_success 'stdin -z fails create with no ref' ' + printf $F "create " >stdin && + test_must_fail git update-ref -z --stdin <stdin 2>err && + grep "fatal: create: missing <ref>" err +' + +test_expect_success 'stdin -z fails create with no new value' ' + printf $F "create $a" >stdin && + test_must_fail git update-ref -z --stdin <stdin 2>err && + grep "fatal: create $a: unexpected end of input when reading <newvalue>" err +' + +test_expect_success 'stdin -z fails create with too many arguments' ' + printf $F "create $a" "$m" "$m" >stdin && + test_must_fail git update-ref -z --stdin <stdin 2>err && + grep "fatal: unknown command: $m" err +' + +test_expect_success 'stdin -z fails update with no ref' ' + printf $F "update " >stdin && + test_must_fail git update-ref -z --stdin <stdin 2>err && + grep "fatal: update: missing <ref>" err +' + +test_expect_success 'stdin -z fails update with too few args' ' + printf $F "update $a" "$m" >stdin && + test_must_fail git update-ref -z --stdin <stdin 2>err && + grep "fatal: update $a: unexpected end of input when reading <oldvalue>" err +' + +test_expect_success 'stdin -z emits warning with empty new value' ' + git update-ref $a $m && + printf $F "update $a" "" "" >stdin && + git update-ref -z --stdin <stdin 2>err && + grep "warning: update $a: missing <newvalue>, treating as zero" err && + test_must_fail git rev-parse --verify -q $a +' + +test_expect_success 'stdin -z fails update with no new value' ' + printf $F "update $a" >stdin && + test_must_fail git update-ref -z --stdin <stdin 2>err && + grep "fatal: update $a: unexpected end of input when reading <newvalue>" err +' + +test_expect_success 'stdin -z fails update with no old value' ' + printf $F "update $a" "$m" >stdin && + test_must_fail git update-ref -z --stdin <stdin 2>err && + grep "fatal: update $a: unexpected end of input when reading <oldvalue>" err +' + +test_expect_success 'stdin -z fails update with too many arguments' ' + printf $F "update $a" "$m" "$m" "$m" >stdin && + test_must_fail git update-ref -z --stdin <stdin 2>err && + grep "fatal: unknown command: $m" err +' + +test_expect_success 'stdin -z fails delete with no ref' ' + printf $F "delete " >stdin && + test_must_fail git update-ref -z --stdin <stdin 2>err && + grep "fatal: delete: missing <ref>" err +' + +test_expect_success 'stdin -z fails delete with no old value' ' + printf $F "delete $a" >stdin && + test_must_fail git update-ref -z --stdin <stdin 2>err && + grep "fatal: delete $a: unexpected end of input when reading <oldvalue>" err +' + +test_expect_success 'stdin -z fails delete with too many arguments' ' + printf $F "delete $a" "$m" "$m" >stdin && + test_must_fail git update-ref -z --stdin <stdin 2>err && + grep "fatal: unknown command: $m" err +' + +test_expect_success 'stdin -z fails verify with too many arguments' ' + printf $F "verify $a" "$m" "$m" >stdin && + test_must_fail git update-ref -z --stdin <stdin 2>err && + grep "fatal: unknown command: $m" err +' + +test_expect_success 'stdin -z fails verify with no old value' ' + printf $F "verify $a" >stdin && + test_must_fail git update-ref -z --stdin <stdin 2>err && + grep "fatal: verify $a: unexpected end of input when reading <oldvalue>" err +' + +test_expect_success 'stdin -z fails option with unknown name' ' + printf $F "option unknown" >stdin && + test_must_fail git update-ref -z --stdin <stdin 2>err && + grep "fatal: option unknown: unknown" err +' + +test_expect_success 'stdin -z fails with duplicate refs' ' + printf $F "create $a" "$m" "create $b" "$m" "create $a" "$m" >stdin && + test_must_fail git update-ref -z --stdin <stdin 2>err && + grep "fatal: Multiple updates for ref '"'"'$a'"'"' not allowed." err +' + +test_expect_success 'stdin -z create ref works' ' + printf $F "create $a" "$m" >stdin && + git update-ref -z --stdin <stdin && + git rev-parse $m >expect && + git rev-parse $a >actual && + test_cmp expect actual +' + +test_expect_success 'stdin -z update ref creates with zero old value' ' + printf $F "update $b" "$m" "$Z" >stdin && + git update-ref -z --stdin <stdin && + git rev-parse $m >expect && + git rev-parse $b >actual && + test_cmp expect actual && + git update-ref -d $b +' + +test_expect_success 'stdin -z update ref creates with empty old value' ' + printf $F "update $b" "$m" "" >stdin && + git update-ref -z --stdin <stdin && + git rev-parse $m >expect && + git rev-parse $b >actual && + test_cmp expect actual +' + +test_expect_success 'stdin -z create ref works with path with space to blob' ' + printf $F "create refs/blobs/pws" "$m:$pws" >stdin && + git update-ref -z --stdin <stdin && + git rev-parse "$m:$pws" >expect && + git rev-parse refs/blobs/pws >actual && + test_cmp expect actual && + git update-ref -d refs/blobs/pws +' + +test_expect_success 'stdin -z update ref fails with wrong old value' ' + printf $F "update $c" "$m" "$m~1" >stdin && + test_must_fail git update-ref -z --stdin <stdin 2>err && + grep "fatal: cannot lock ref '"'"'$c'"'"'" err && + test_must_fail git rev-parse --verify -q $c +' + +test_expect_success 'stdin -z update ref fails with bad old value' ' + printf $F "update $c" "$m" "does-not-exist" >stdin && + test_must_fail git update-ref -z --stdin <stdin 2>err && + grep "fatal: update $c: invalid <oldvalue>: does-not-exist" err && + test_must_fail git rev-parse --verify -q $c +' + +test_expect_success 'stdin -z create ref fails when ref exists' ' + git update-ref $c $m && + git rev-parse "$c" >expect && + printf $F "create $c" "$m~1" >stdin && + test_must_fail git update-ref -z --stdin <stdin 2>err && + grep "fatal: cannot lock ref '"'"'$c'"'"'" err && + git rev-parse "$c" >actual && + test_cmp expect actual +' + +test_expect_success 'stdin -z create ref fails with bad new value' ' + git update-ref -d "$c" && + printf $F "create $c" "does-not-exist" >stdin && + test_must_fail git update-ref -z --stdin <stdin 2>err && + grep "fatal: create $c: invalid <newvalue>: does-not-exist" err && + test_must_fail git rev-parse --verify -q $c +' + +test_expect_success 'stdin -z create ref fails with empty new value' ' + printf $F "create $c" "" >stdin && + test_must_fail git update-ref -z --stdin <stdin 2>err && + grep "fatal: create $c: missing <newvalue>" err && + test_must_fail git rev-parse --verify -q $c +' + +test_expect_success 'stdin -z update ref works with right old value' ' + printf $F "update $b" "$m~1" "$m" >stdin && + git update-ref -z --stdin <stdin && + git rev-parse $m~1 >expect && + git rev-parse $b >actual && + test_cmp expect actual +' + +test_expect_success 'stdin -z delete ref fails with wrong old value' ' + printf $F "delete $a" "$m~1" >stdin && + test_must_fail git update-ref -z --stdin <stdin 2>err && + grep "fatal: cannot lock ref '"'"'$a'"'"'" err && + git rev-parse $m >expect && + git rev-parse $a >actual && + test_cmp expect actual +' + +test_expect_success 'stdin -z delete ref fails with zero old value' ' + printf $F "delete $a" "$Z" >stdin && + test_must_fail git update-ref -z --stdin <stdin 2>err && + grep "fatal: delete $a: zero <oldvalue>" err && + git rev-parse $m >expect && + git rev-parse $a >actual && + test_cmp expect actual +' + +test_expect_success 'stdin -z update symref works option no-deref' ' + git symbolic-ref TESTSYMREF $b && + printf $F "option no-deref" "update TESTSYMREF" "$a" "$b" >stdin && + git update-ref -z --stdin <stdin && + git rev-parse TESTSYMREF >expect && + git rev-parse $a >actual && + test_cmp expect actual && + git rev-parse $m~1 >expect && + git rev-parse $b >actual && + test_cmp expect actual +' + +test_expect_success 'stdin -z delete symref works option no-deref' ' + git symbolic-ref TESTSYMREF $b && + printf $F "option no-deref" "delete TESTSYMREF" "$b" >stdin && + git update-ref -z --stdin <stdin && + test_must_fail git rev-parse --verify -q TESTSYMREF && + git rev-parse $m~1 >expect && + git rev-parse $b >actual && + test_cmp expect actual +' + +test_expect_success 'stdin -z delete ref works with right old value' ' + printf $F "delete $b" "$m~1" >stdin && + git update-ref -z --stdin <stdin && + test_must_fail git rev-parse --verify -q $b +' + +test_expect_success 'stdin -z update/create/verify combination works' ' + printf $F "update $a" "$m" "" "create $b" "$m" "verify $c" "" >stdin && + git update-ref -z --stdin <stdin && + git rev-parse $m >expect && + git rev-parse $a >actual && + test_cmp expect actual && + git rev-parse $b >actual && + test_cmp expect actual && + test_must_fail git rev-parse --verify -q $c +' + +test_expect_success 'stdin -z verify succeeds for correct value' ' + git rev-parse $m >expect && + printf $F "verify $m" "$m" >stdin && + git update-ref -z --stdin <stdin && + git rev-parse $m >actual && + test_cmp expect actual +' + +test_expect_success 'stdin -z verify succeeds for missing reference' ' + printf $F "verify refs/heads/missing" "$Z" >stdin && + git update-ref -z --stdin <stdin && + test_must_fail git rev-parse --verify -q refs/heads/missing +' + +test_expect_success 'stdin -z verify treats no value as missing' ' + printf $F "verify refs/heads/missing" "" >stdin && + git update-ref -z --stdin <stdin && + test_must_fail git rev-parse --verify -q refs/heads/missing +' + +test_expect_success 'stdin -z verify fails for wrong value' ' + git rev-parse $m >expect && + printf $F "verify $m" "$m~1" >stdin && + test_must_fail git update-ref -z --stdin <stdin && + git rev-parse $m >actual && + test_cmp expect actual +' + +test_expect_success 'stdin -z verify fails for mistaken null value' ' + git rev-parse $m >expect && + printf $F "verify $m" "$Z" >stdin && + test_must_fail git update-ref -z --stdin <stdin && + git rev-parse $m >actual && + test_cmp expect actual +' + +test_expect_success 'stdin -z verify fails for mistaken empty value' ' + M=$(git rev-parse $m) && + test_when_finished "git update-ref $m $M" && + git rev-parse $m >expect && + printf $F "verify $m" "" >stdin && + test_must_fail git update-ref -z --stdin <stdin && + git rev-parse $m >actual && + test_cmp expect actual +' + +test_expect_success 'stdin -z update refs works with identity updates' ' + printf $F "update $a" "$m" "$m" "update $b" "$m" "$m" "update $c" "$Z" "" >stdin && + git update-ref -z --stdin <stdin && + git rev-parse $m >expect && + git rev-parse $a >actual && + test_cmp expect actual && + git rev-parse $b >actual && + test_cmp expect actual && + test_must_fail git rev-parse --verify -q $c +' + +test_expect_success 'stdin -z update refs fails with wrong old value' ' + git update-ref $c $m && + printf $F "update $a" "$m" "$m" "update $b" "$m" "$m" "update $c" "$m" "$Z" >stdin && + test_must_fail git update-ref -z --stdin <stdin 2>err && + grep "fatal: cannot lock ref '"'"'$c'"'"'" err && + git rev-parse $m >expect && + git rev-parse $a >actual && + test_cmp expect actual && + git rev-parse $b >actual && + test_cmp expect actual && + git rev-parse $c >actual && + test_cmp expect actual +' + +test_expect_success 'stdin -z delete refs works with packed and loose refs' ' + git pack-refs --all && + git update-ref $c $m~1 && + printf $F "delete $a" "$m" "update $b" "$Z" "$m" "update $c" "" "$m~1" >stdin && + git update-ref -z --stdin <stdin && + test_must_fail git rev-parse --verify -q $a && + test_must_fail git rev-parse --verify -q $b && + test_must_fail git rev-parse --verify -q $c +' + +run_with_limited_open_files () { + (ulimit -n 32 && "$@") +} + +test_lazy_prereq ULIMIT_FILE_DESCRIPTORS 'run_with_limited_open_files true' + +test_expect_success ULIMIT_FILE_DESCRIPTORS 'large transaction creating branches does not burst open file limit' ' +( + for i in $(test_seq 33) + do + echo "create refs/heads/$i HEAD" + done >large_input && + run_with_limited_open_files git update-ref --stdin <large_input && + git rev-parse --verify -q refs/heads/33 +) +' + +test_expect_success ULIMIT_FILE_DESCRIPTORS 'large transaction deleting branches does not burst open file limit' ' +( + for i in $(test_seq 33) + do + echo "delete refs/heads/$i HEAD" + done >large_input && + run_with_limited_open_files git update-ref --stdin <large_input && + test_must_fail git rev-parse --verify -q refs/heads/33 +) +' + +test_expect_success 'handle per-worktree refs in refs/bisect' ' + git commit --allow-empty -m "initial commit" && + git worktree add -b branch worktree && + ( + cd worktree && + git commit --allow-empty -m "test commit" && + git for-each-ref >for-each-ref.out && + ! grep refs/bisect for-each-ref.out && + git update-ref refs/bisect/something HEAD && + git rev-parse refs/bisect/something >../worktree-head && + git for-each-ref | grep refs/bisect/something + ) && + test_path_is_missing .git/refs/bisect && + test_must_fail git rev-parse refs/bisect/something && + git update-ref refs/bisect/something HEAD && + git rev-parse refs/bisect/something >main-head && + ! test_cmp main-head worktree-head +' + +test_done |