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_must_fail ls .git/BISECT_* &&
+ 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")"
+'
+
+# $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 $HASH4 my_bisect_log.txt &&
+ git bisect reset
+ fi
+'
+
# We want to automatically find the commit that
# introduced "Another" into hello.
test_expect_success \
grep "$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_done
-