git bisect reset
'
+test_expect_success 'bisect run accepts exit code 126 as bad' '
+ test_when_finished "git bisect reset" &&
+ write_script test_script.sh <<-\EOF &&
+ ! grep Another hello || exit 126 >/dev/null
+ EOF
+ 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
+'
+
+test_expect_success POSIXPERM 'bisect run fails with non-executable test script' '
+ test_when_finished "git bisect reset" &&
+ >not-executable.sh &&
+ chmod -x not-executable.sh &&
+ git bisect start &&
+ git bisect good $HASH1 &&
+ git bisect bad $HASH4 &&
+ test_must_fail git bisect run ./not-executable.sh >my_bisect_log.txt &&
+ ! grep "is the first bad commit" my_bisect_log.txt
+'
+
+test_expect_success 'bisect run accepts exit code 127 as bad' '
+ test_when_finished "git bisect reset" &&
+ write_script test_script.sh <<-\EOF &&
+ ! grep Another hello || exit 127 >/dev/null
+ EOF
+ 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
+'
+
+test_expect_success 'bisect run fails with missing test script' '
+ test_when_finished "git bisect reset" &&
+ rm -f does-not-exist.sh &&
+ git bisect start &&
+ git bisect good $HASH1 &&
+ git bisect bad $HASH4 &&
+ test_must_fail git bisect run ./does-not-exist.sh >my_bisect_log.txt &&
+ ! grep "is the first bad commit" my_bisect_log.txt
+'
+
# $HASH1 is good, $HASH5 is bad, we skip $HASH3
# but $HASH4 is good,
# so we should find $HASH5 as the first bad commit