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 $HASH2 as the first bad commit
add_line_into_file "6: Yet a line." hello &&
HASH6=$(git rev-parse --verify HEAD) &&
echo "#"\!"/bin/sh" > test_script.sh &&
- echo "tail -1 hello | grep Ciao > /dev/null && exit 125" >> 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 &&
add_line_into_file "7: Should be the last line." hello &&
HASH7=$(git rev-parse --verify HEAD) &&
echo "#"\!"/bin/sh" > test_script.sh &&
- echo "tail -1 hello | grep Ciao > /dev/null && exit 125" >> test_script.sh &&
- echo "tail -1 hello | grep day > /dev/null && exit 125" >> 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 &&
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
'
#