#!/bin/sh # # Copyright (c) 2007 Christian Couder # test_description='Tests git bisect functionality' exec </dev/null . ./test-lib.sh add_line_into_file() { _line=$1 _file=$2 if [ -f "$_file" ]; then echo "$_line" >> $_file || return $? MSG="Add <$_line> into <$_file>." else echo "$_line" > $_file || return $? git add $_file || return $? MSG="Create file <$_file> with <$_line> inside." fi test_tick git commit --quiet -m "$MSG" $_file } HASH1= HASH2= HASH3= HASH4= test_expect_success 'set up basic repo with 1 file (hello) and 4 commits' ' add_line_into_file "1: Hello World" hello && HASH1=$(git rev-parse --verify HEAD) && add_line_into_file "2: A new day for git" hello && HASH2=$(git rev-parse --verify HEAD) && add_line_into_file "3: Another new day for git" hello && HASH3=$(git rev-parse --verify HEAD) && add_line_into_file "4: Ciao for now" hello && HASH4=$(git rev-parse --verify HEAD) ' test_expect_success 'bisect starts with only one bad' ' git bisect reset && git bisect start && git bisect bad $HASH4 && git bisect next ' test_expect_success 'bisect does not start with only one good' ' git bisect reset && git bisect start && git bisect good $HASH1 || return 1 if git bisect next then echo Oops, should have failed. false else : fi ' test_expect_success 'bisect start with one bad and good' ' git bisect reset && git bisect start && git bisect good $HASH1 && git bisect bad $HASH4 && git bisect next ' test_expect_success 'bisect fails if given any junk instead of revs' ' git bisect reset && test_must_fail git bisect start foo $HASH1 -- && test_must_fail git bisect start $HASH4 $HASH1 bar -- && test -z "$(git for-each-ref "refs/bisect/*")" && test -z "$(ls .git/BISECT_* 2>/dev/null)" && git bisect start && test_must_fail git bisect good foo $HASH1 && test_must_fail git bisect good $HASH1 bar && test_must_fail git bisect bad frotz && test_must_fail git bisect bad $HASH3 $HASH4 && test_must_fail git bisect skip bar $HASH3 && test_must_fail git bisect skip $HASH1 foo && test -z "$(git for-each-ref "refs/bisect/*")" && git bisect good $HASH1 && git bisect bad $HASH4 ' test_expect_success 'bisect reset: back in the master branch' ' git bisect reset && echo "* master" > branch.expect && git branch > branch.output && cmp branch.expect branch.output ' test_expect_success 'bisect reset: back in another branch' ' git checkout -b other && git bisect start && git bisect good $HASH1 && git bisect bad $HASH3 && git bisect reset && echo " master" > branch.expect && echo "* other" >> branch.expect && git branch > branch.output && cmp branch.expect branch.output ' test_expect_success 'bisect reset when not bisecting' ' git bisect reset && git branch > branch.output && cmp branch.expect branch.output ' test_expect_success 'bisect reset removes packed refs' ' git bisect reset && git bisect start && git bisect good $HASH1 && git bisect bad $HASH3 && git pack-refs --all --prune && git bisect next && git bisect reset && test -z "$(git for-each-ref "refs/bisect/*")" && test -z "$(git for-each-ref "refs/heads/bisect")" ' test_expect_success 'bisect reset removes bisect state after --no-checkout' ' git bisect reset && git bisect start --no-checkout && git bisect good $HASH1 && git bisect bad $HASH3 && git bisect next && git bisect reset && test -z "$(git for-each-ref "refs/bisect/*")" && test -z "$(git for-each-ref "refs/heads/bisect")" && test -z "$(git for-each-ref "BISECT_HEAD")" ' test_expect_success 'bisect start: back in good branch' ' git branch > branch.output && grep "* other" branch.output > /dev/null && git bisect start $HASH4 $HASH1 -- && git bisect good && git bisect start $HASH4 $HASH1 -- && git bisect bad && git bisect reset && git branch > branch.output && grep "* other" branch.output > /dev/null ' test_expect_success 'bisect start: no ".git/BISECT_START" created if junk rev' ' git bisect reset && test_must_fail git bisect start $HASH4 foo -- && git branch > branch.output && grep "* other" branch.output > /dev/null && test_must_fail test -e .git/BISECT_START ' test_expect_success 'bisect start: existing ".git/BISECT_START" not modified if junk rev' ' git bisect start $HASH4 $HASH1 -- && git bisect good && cp .git/BISECT_START saved && test_must_fail git bisect start $HASH4 foo -- && git branch > branch.output && test_i18ngrep "* (no branch)" branch.output > /dev/null && test_cmp saved .git/BISECT_START ' test_expect_success 'bisect start: no ".git/BISECT_START" if mistaken rev' ' git bisect start $HASH4 $HASH1 -- && git bisect good && test_must_fail git bisect start $HASH1 $HASH4 -- && git branch > branch.output && grep "* other" branch.output > /dev/null && test_must_fail test -e .git/BISECT_START ' test_expect_success 'bisect start: no ".git/BISECT_START" if checkout error' ' echo "temp stuff" > hello && test_must_fail git bisect start $HASH4 $HASH1 -- && git branch && git branch > branch.output && grep "* other" branch.output > /dev/null && test_must_fail test -e .git/BISECT_START && test -z "$(git for-each-ref "refs/bisect/*")" && git checkout HEAD hello ' # $HASH1 is good, $HASH4 is bad, we skip $HASH3 # but $HASH2 is bad, # so we should find $HASH2 as the first bad commit test_expect_success 'bisect skip: successfull result' ' git bisect reset && git bisect start $HASH4 $HASH1 && git bisect skip && git bisect bad > my_bisect_log.txt && grep "$HASH2 is the first bad commit" my_bisect_log.txt && git bisect reset ' # $HASH1 is good, $HASH4 is bad, we skip $HASH3 and $HASH2 # so we should not be able to tell the first bad commit # among $HASH2, $HASH3 and $HASH4 test_expect_success 'bisect skip: cannot tell between 3 commits' ' git bisect start $HASH4 $HASH1 && git bisect skip || return 1 if git bisect skip > my_bisect_log.txt then echo Oops, should have failed. false else test $? -eq 2 && grep "first bad commit could be any of" my_bisect_log.txt && ! grep $HASH1 my_bisect_log.txt && grep $HASH2 my_bisect_log.txt && grep $HASH3 my_bisect_log.txt && grep $HASH4 my_bisect_log.txt && git bisect reset fi ' # $HASH1 is good, $HASH4 is bad, we skip $HASH3 # but $HASH2 is good, # so we should not be able to tell the first bad commit # among $HASH3 and $HASH4 test_expect_success 'bisect skip: cannot tell between 2 commits' ' git bisect start $HASH4 $HASH1 && git bisect skip || return 1 if git bisect good > my_bisect_log.txt then echo Oops, should have failed. false else test $? -eq 2 && grep "first bad commit could be any of" my_bisect_log.txt && ! grep $HASH1 my_bisect_log.txt && ! grep $HASH2 my_bisect_log.txt && grep $HASH3 my_bisect_log.txt && grep $HASH4 my_bisect_log.txt && git bisect reset fi ' # $HASH1 is good, $HASH4 is both skipped and bad, we skip $HASH3 # and $HASH2 is good, # so we should not be able to tell the first bad commit # among $HASH3 and $HASH4 test_expect_success 'bisect skip: with commit both bad and skipped' ' git bisect start && git bisect skip && git bisect bad && git bisect good $HASH1 && git bisect skip && if git bisect good > my_bisect_log.txt then echo Oops, should have failed. false else test $? -eq 2 && grep "first bad commit could be any of" my_bisect_log.txt && ! grep $HASH1 my_bisect_log.txt && ! grep $HASH2 my_bisect_log.txt && grep $HASH3 my_bisect_log.txt && grep $HASH4 my_bisect_log.txt && git bisect reset fi ' # We want to automatically find the commit that # introduced "Another" into hello. test_expect_success \ '"git bisect run" simple case' \ 'echo "#"\!"/bin/sh" > test_script.sh && echo "grep Another hello > /dev/null" >> test_script.sh && echo "test \$? -ne 0" >> test_script.sh && chmod +x test_script.sh && git bisect start && git bisect good $HASH1 && git bisect bad $HASH4 && git bisect run ./test_script.sh > my_bisect_log.txt && grep "$HASH3 is the first bad commit" my_bisect_log.txt && git bisect reset' # We want to automatically find the commit that # introduced "Ciao" into hello. test_expect_success \ '"git bisect run" with more complex "git bisect start"' \ 'echo "#"\!"/bin/sh" > test_script.sh && echo "grep Ciao hello > /dev/null" >> test_script.sh && echo "test \$? -ne 0" >> test_script.sh && chmod +x test_script.sh && git bisect start $HASH4 $HASH1 && git bisect run ./test_script.sh > my_bisect_log.txt && grep "$HASH4 is the first bad commit" my_bisect_log.txt && git bisect reset' # $HASH1 is good, $HASH5 is bad, we skip $HASH3 # but $HASH4 is good, # so we should find $HASH5 as the first bad commit HASH5= test_expect_success 'bisect skip: add line and then a new test' ' add_line_into_file "5: Another new line." hello && HASH5=$(git rev-parse --verify HEAD) && git bisect start $HASH5 $HASH1 && git bisect skip && git bisect good > my_bisect_log.txt && grep "$HASH5 is the first bad commit" my_bisect_log.txt && git bisect log > log_to_replay.txt && git bisect reset ' test_expect_success 'bisect skip and bisect replay' ' git bisect replay log_to_replay.txt > my_bisect_log.txt && grep "$HASH5 is the first bad commit" my_bisect_log.txt && git bisect reset ' HASH6= test_expect_success 'bisect run & skip: cannot tell between 2' ' add_line_into_file "6: Yet a line." hello && HASH6=$(git rev-parse --verify HEAD) && echo "#"\!"/bin/sh" > test_script.sh && echo "sed -ne \\\$p hello | grep Ciao > /dev/null && exit 125" >> test_script.sh && echo "grep line hello > /dev/null" >> test_script.sh && echo "test \$? -ne 0" >> test_script.sh && chmod +x test_script.sh && git bisect start $HASH6 $HASH1 && if git bisect run ./test_script.sh > my_bisect_log.txt then echo Oops, should have failed. false else test $? -eq 2 && grep "first bad commit could be any of" my_bisect_log.txt && ! grep $HASH3 my_bisect_log.txt && ! grep $HASH6 my_bisect_log.txt && grep $HASH4 my_bisect_log.txt && grep $HASH5 my_bisect_log.txt fi ' HASH7= test_expect_success 'bisect run & skip: find first bad' ' git bisect reset && add_line_into_file "7: Should be the last line." hello && HASH7=$(git rev-parse --verify HEAD) && echo "#"\!"/bin/sh" > test_script.sh && echo "sed -ne \\\$p hello | grep Ciao > /dev/null && exit 125" >> test_script.sh && echo "sed -ne \\\$p hello | grep day > /dev/null && exit 125" >> test_script.sh && echo "grep Yet hello > /dev/null" >> test_script.sh && echo "test \$? -ne 0" >> test_script.sh && chmod +x test_script.sh && git bisect start $HASH7 $HASH1 && git bisect run ./test_script.sh > my_bisect_log.txt && grep "$HASH6 is the first bad commit" my_bisect_log.txt ' test_expect_success 'bisect skip only one range' ' git bisect reset && git bisect start $HASH7 $HASH1 && git bisect skip $HASH1..$HASH5 && test "$HASH6" = "$(git rev-parse --verify HEAD)" && test_must_fail git bisect bad > my_bisect_log.txt && grep "first bad commit could be any of" my_bisect_log.txt ' test_expect_success 'bisect skip many ranges' ' git bisect start $HASH7 $HASH1 && test "$HASH4" = "$(git rev-parse --verify HEAD)" && git bisect skip $HASH2 $HASH2.. ..$HASH5 && test "$HASH6" = "$(git rev-parse --verify HEAD)" && test_must_fail git bisect bad > my_bisect_log.txt && grep "first bad commit could be any of" my_bisect_log.txt ' test_expect_success 'bisect starting with a detached HEAD' ' git bisect reset && git checkout master^ && HEAD=$(git rev-parse --verify HEAD) && git bisect start && test $HEAD = $(cat .git/BISECT_START) && git bisect reset && test $HEAD = $(git rev-parse --verify HEAD) ' test_expect_success 'bisect errors out if bad and good are mistaken' ' git bisect reset && test_must_fail git bisect start $HASH2 $HASH4 2> rev_list_error && grep "mistake good and bad" rev_list_error && git bisect reset ' test_expect_success 'bisect does not create a "bisect" branch' ' git bisect reset && git bisect start $HASH7 $HASH1 && git branch bisect && rev_hash4=$(git rev-parse --verify HEAD) && test "$rev_hash4" = "$HASH4" && git branch -D bisect && git bisect good && git branch bisect && rev_hash6=$(git rev-parse --verify HEAD) && test "$rev_hash6" = "$HASH6" && git bisect good > my_bisect_log.txt && grep "$HASH7 is the first bad commit" my_bisect_log.txt && git bisect reset && rev_hash6=$(git rev-parse --verify bisect) && test "$rev_hash6" = "$HASH6" && git branch -D bisect ' # This creates a "side" branch to test "siblings" cases. # # H1-H2-H3-H4-H5-H6-H7 <--other # \ # S5-S6-S7 <--side # test_expect_success 'side branch creation' ' git bisect reset && git checkout -b side $HASH4 && add_line_into_file "5(side): first line on a side branch" hello2 && SIDE_HASH5=$(git rev-parse --verify HEAD) && add_line_into_file "6(side): second line on a side branch" hello2 && SIDE_HASH6=$(git rev-parse --verify HEAD) && add_line_into_file "7(side): third line on a side branch" hello2 && SIDE_HASH7=$(git rev-parse --verify HEAD) ' test_expect_success 'good merge base when good and bad are siblings' ' git bisect start "$HASH7" "$SIDE_HASH7" > my_bisect_log.txt && grep "merge base must be tested" my_bisect_log.txt && grep $HASH4 my_bisect_log.txt && git bisect good > my_bisect_log.txt && test_must_fail grep "merge base must be tested" my_bisect_log.txt && grep $HASH6 my_bisect_log.txt && git bisect reset ' test_expect_success 'skipped merge base when good and bad are siblings' ' git bisect start "$SIDE_HASH7" "$HASH7" > my_bisect_log.txt && grep "merge base must be tested" my_bisect_log.txt && grep $HASH4 my_bisect_log.txt && git bisect skip > my_bisect_log.txt 2>&1 && grep "warning" my_bisect_log.txt && grep $SIDE_HASH6 my_bisect_log.txt && git bisect reset ' test_expect_success 'bad merge base when good and bad are siblings' ' git bisect start "$HASH7" HEAD > my_bisect_log.txt && grep "merge base must be tested" my_bisect_log.txt && grep $HASH4 my_bisect_log.txt && test_must_fail git bisect bad > my_bisect_log.txt 2>&1 && grep "merge base $HASH4 is bad" my_bisect_log.txt && grep "fixed between $HASH4 and \[$SIDE_HASH7\]" my_bisect_log.txt && git bisect reset ' # This creates a few more commits (A and B) to test "siblings" cases # when a good and a bad rev have many merge bases. # # We should have the following: # # H1-H2-H3-H4-H5-H6-H7 # \ \ \ # S5-A \ # \ \ # S6-S7----B # # And there A and B have 2 merge bases (S5 and H5) that should be # reported by "git merge-base --all A B". # test_expect_success 'many merge bases creation' ' git checkout "$SIDE_HASH5" && git merge -m "merge HASH5 and SIDE_HASH5" "$HASH5" && A_HASH=$(git rev-parse --verify HEAD) && git checkout side && git merge -m "merge HASH7 and SIDE_HASH7" "$HASH7" && B_HASH=$(git rev-parse --verify HEAD) && git merge-base --all "$A_HASH" "$B_HASH" > merge_bases.txt && test_line_count = 2 merge_bases.txt && grep "$HASH5" merge_bases.txt && grep "$SIDE_HASH5" merge_bases.txt ' test_expect_success 'good merge bases when good and bad are siblings' ' git bisect start "$B_HASH" "$A_HASH" > my_bisect_log.txt && grep "merge base must be tested" my_bisect_log.txt && git bisect good > my_bisect_log2.txt && grep "merge base must be tested" my_bisect_log2.txt && { { grep "$SIDE_HASH5" my_bisect_log.txt && grep "$HASH5" my_bisect_log2.txt } || { grep "$SIDE_HASH5" my_bisect_log2.txt && grep "$HASH5" my_bisect_log.txt } } && git bisect reset ' test_expect_success 'optimized merge base checks' ' git bisect start "$HASH7" "$SIDE_HASH7" > my_bisect_log.txt && grep "merge base must be tested" my_bisect_log.txt && grep "$HASH4" my_bisect_log.txt && git bisect good > my_bisect_log2.txt && test -f ".git/BISECT_ANCESTORS_OK" && test "$HASH6" = $(git rev-parse --verify HEAD) && git bisect bad > my_bisect_log3.txt && git bisect good "$A_HASH" > my_bisect_log4.txt && grep "merge base must be tested" my_bisect_log4.txt && test_must_fail test -f ".git/BISECT_ANCESTORS_OK" ' # This creates another side branch called "parallel" with some files # in some directories, to test bisecting with paths. # # We should have the following: # # P1-P2-P3-P4-P5-P6-P7 # / / / # H1-H2-H3-H4-H5-H6-H7 # \ \ \ # S5-A \ # \ \ # S6-S7----B # test_expect_success '"parallel" side branch creation' ' git bisect reset && git checkout -b parallel $HASH1 && mkdir dir1 dir2 && add_line_into_file "1(para): line 1 on parallel branch" dir1/file1 && PARA_HASH1=$(git rev-parse --verify HEAD) && add_line_into_file "2(para): line 2 on parallel branch" dir2/file2 && PARA_HASH2=$(git rev-parse --verify HEAD) && add_line_into_file "3(para): line 3 on parallel branch" dir2/file3 && PARA_HASH3=$(git rev-parse --verify HEAD) && git merge -m "merge HASH4 and PARA_HASH3" "$HASH4" && PARA_HASH4=$(git rev-parse --verify HEAD) && add_line_into_file "5(para): add line on parallel branch" dir1/file1 && PARA_HASH5=$(git rev-parse --verify HEAD) && add_line_into_file "6(para): add line on parallel branch" dir2/file2 && PARA_HASH6=$(git rev-parse --verify HEAD) && git merge -m "merge HASH7 and PARA_HASH6" "$HASH7" && PARA_HASH7=$(git rev-parse --verify HEAD) ' test_expect_success 'restricting bisection on one dir' ' git bisect reset && git bisect start HEAD $HASH1 -- dir1 && para1=$(git rev-parse --verify HEAD) && test "$para1" = "$PARA_HASH1" && git bisect bad > my_bisect_log.txt && grep "$PARA_HASH1 is the first bad commit" my_bisect_log.txt ' test_expect_success 'restricting bisection on one dir and a file' ' git bisect reset && git bisect start HEAD $HASH1 -- dir1 hello && para4=$(git rev-parse --verify HEAD) && test "$para4" = "$PARA_HASH4" && git bisect bad && hash3=$(git rev-parse --verify HEAD) && test "$hash3" = "$HASH3" && git bisect good && hash4=$(git rev-parse --verify HEAD) && test "$hash4" = "$HASH4" && git bisect good && para1=$(git rev-parse --verify HEAD) && test "$para1" = "$PARA_HASH1" && git bisect good > my_bisect_log.txt && grep "$PARA_HASH4 is the first bad commit" my_bisect_log.txt ' test_expect_success 'skipping away from skipped commit' ' git bisect start $PARA_HASH7 $HASH1 && para4=$(git rev-parse --verify HEAD) && test "$para4" = "$PARA_HASH4" && git bisect skip && hash7=$(git rev-parse --verify HEAD) && test "$hash7" = "$HASH7" && git bisect skip && para3=$(git rev-parse --verify HEAD) && test "$para3" = "$PARA_HASH3" ' test_expect_success 'erroring out when using bad path parameters' ' test_must_fail git bisect start $PARA_HASH7 $HASH1 -- foobar 2> error.txt && grep "bad path parameters" error.txt ' test_expect_success 'test bisection on bare repo - --no-checkout specified' ' git clone --bare . bare.nocheckout && ( cd bare.nocheckout && git bisect start --no-checkout && git bisect good $HASH1 && git bisect bad $HASH4 && git bisect run eval \ "test \$(git rev-list BISECT_HEAD ^$HASH2 --max-count=1 | wc -l) = 0" \ >../nocheckout.log && git bisect reset ) && grep "$HASH3 is the first bad commit" nocheckout.log ' test_expect_success 'test bisection on bare repo - --no-checkout defaulted' ' git clone --bare . bare.defaulted && ( cd bare.defaulted && git bisect start && git bisect good $HASH1 && git bisect bad $HASH4 && git bisect run eval \ "test \$(git rev-list BISECT_HEAD ^$HASH2 --max-count=1 | wc -l) = 0" \ >../defaulted.log && git bisect reset ) && grep "$HASH3 is the first bad commit" defaulted.log ' # # This creates a broken branch which cannot be checked out because # the tree created has been deleted. # # H1-H2-H3-H4-H5-H6-H7 <--other # \ # S5-S6'-S7'-S8'-S9 <--broken # # Commits marked with ' have a missing tree. # test_expect_success 'broken branch creation' ' git bisect reset && git checkout -b broken $HASH4 && git tag BROKEN_HASH4 $HASH4 && add_line_into_file "5(broken): first line on a broken branch" hello2 && git tag BROKEN_HASH5 && mkdir missing && :> missing/MISSING && git add missing/MISSING && git commit -m "6(broken): Added file that will be deleted" git tag BROKEN_HASH6 && add_line_into_file "7(broken): second line on a broken branch" hello2 && git tag BROKEN_HASH7 && add_line_into_file "8(broken): third line on a broken branch" hello2 && git tag BROKEN_HASH8 && git rm missing/MISSING && git commit -m "9(broken): Remove missing file" git tag BROKEN_HASH9 && rm .git/objects/39/f7e61a724187ab767d2e08442d9b6b9dab587d ' echo "" > expected.ok cat > expected.missing-tree.default <<EOF fatal: unable to read tree 39f7e61a724187ab767d2e08442d9b6b9dab587d EOF test_expect_success 'bisect fails if tree is broken on start commit' ' git bisect reset && test_must_fail git bisect start BROKEN_HASH7 BROKEN_HASH4 2>error.txt && test_cmp expected.missing-tree.default error.txt ' test_expect_success 'bisect fails if tree is broken on trial commit' ' git bisect reset && test_must_fail git bisect start BROKEN_HASH9 BROKEN_HASH4 2>error.txt && git reset --hard broken && git checkout broken && test_cmp expected.missing-tree.default error.txt ' check_same() { echo "Checking $1 is the same as $2" && test_cmp_rev "$1" "$2" } test_expect_success 'bisect: --no-checkout - start commit bad' ' git bisect reset && git bisect start BROKEN_HASH7 BROKEN_HASH4 --no-checkout && check_same BROKEN_HASH6 BISECT_HEAD && git bisect reset ' test_expect_success 'bisect: --no-checkout - trial commit bad' ' git bisect reset && git bisect start broken BROKEN_HASH4 --no-checkout && check_same BROKEN_HASH6 BISECT_HEAD && git bisect reset ' test_expect_success 'bisect: --no-checkout - target before breakage' ' git bisect reset && git bisect start broken BROKEN_HASH4 --no-checkout && check_same BROKEN_HASH6 BISECT_HEAD && git bisect bad BISECT_HEAD && check_same BROKEN_HASH5 BISECT_HEAD && git bisect bad BISECT_HEAD && check_same BROKEN_HASH5 bisect/bad && git bisect reset ' test_expect_success 'bisect: --no-checkout - target in breakage' ' git bisect reset && git bisect start broken BROKEN_HASH4 --no-checkout && check_same BROKEN_HASH6 BISECT_HEAD && git bisect bad BISECT_HEAD && check_same BROKEN_HASH5 BISECT_HEAD && git bisect good BISECT_HEAD && check_same BROKEN_HASH6 bisect/bad && git bisect reset ' test_expect_success 'bisect: --no-checkout - target after breakage' ' git bisect reset && git bisect start broken BROKEN_HASH4 --no-checkout && check_same BROKEN_HASH6 BISECT_HEAD && git bisect good BISECT_HEAD && check_same BROKEN_HASH8 BISECT_HEAD && git bisect good BISECT_HEAD && check_same BROKEN_HASH9 bisect/bad && git bisect reset ' test_expect_success 'bisect: demonstrate identification of damage boundary' " git bisect reset && git checkout broken && git bisect start broken master --no-checkout && git bisect run \"\$SHELL_PATH\" -c ' GOOD=\$(git for-each-ref \"--format=%(objectname)\" refs/bisect/good-*) && git rev-list --objects BISECT_HEAD --not \$GOOD >tmp.\$\$ && git pack-objects --stdout >/dev/null < tmp.\$\$ rc=\$? rm -f tmp.\$\$ test \$rc = 0' && check_same BROKEN_HASH6 bisect/bad && git bisect reset " test_done