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git/t/t6030-bisect-porcelain.sh
Nanako Shiraishi 3604e7c5c6 tests: use "git xyzzy" form (t3600 - t6999)
Converts tests between t3600-t6300.

Signed-off-by: Nanako Shiraishi <nanako3@lavabit.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2008-09-03 14:13:59 -07:00

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#!/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 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" if junk rev' '
git bisect start $HASH4 $HASH1 -- &&
git bisect good &&
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: 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 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
'
# 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 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 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 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 "$HASH5 is first bad commit" my_bisect_log.txt &&
git bisect reset
'
HASH6=
test_expect_success 'bisect run & skip: cannot tell between 2' '
add_line_into_file "6: Yet a line." hello &&
HASH6=$(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 first bad commit" 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 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
'
#
#
test_done