+# $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
+'
+