diff --git a/t/t6030-bisect-porcelain.sh b/t/t6030-bisect-porcelain.sh
index 052a6c90f5..54b7ea6505 100755
--- a/t/t6030-bisect-porcelain.sh
+++ b/t/t6030-bisect-porcelain.sh
@@ -506,6 +506,66 @@ test_expect_success 'optimized merge base checks' '
 	unset GIT_TRACE
 '
 
+# This creates another side branch called "parallel" with some files
+# in some directories, to test bisecting with paths.
+#
+# We should have the following:
+#
+#    P1-P2-P3-P4-P5-P6-P7
+#   /        /        /
+# H1-H2-H3-H4-H5-H6-H7
+#            \  \     \
+#             S5-A     \
+#              \        \
+#               S6-S7----B
+#
+test_expect_success '"parallel" side branch creation' '
+	git bisect reset &&
+	git checkout -b parallel $HASH1 &&
+	mkdir dir1 dir2 &&
+	add_line_into_file "1(para): line 1 on parallel branch" dir1/file1 &&
+	PARA_HASH1=$(git rev-parse --verify HEAD) &&
+	add_line_into_file "2(para): line 2 on parallel branch" dir2/file2 &&
+	PARA_HASH2=$(git rev-parse --verify HEAD) &&
+	add_line_into_file "3(para): line 3 on parallel branch" dir2/file3 &&
+	PARA_HASH3=$(git rev-parse --verify HEAD)
+	git merge -m "merge HASH4 and PARA_HASH3" "$HASH4" &&
+	PARA_HASH4=$(git rev-parse --verify HEAD)
+	add_line_into_file "5(para): add line on parallel branch" dir1/file1 &&
+	PARA_HASH5=$(git rev-parse --verify HEAD)
+	add_line_into_file "6(para): add line on parallel branch" dir2/file2 &&
+	PARA_HASH6=$(git rev-parse --verify HEAD)
+	git merge -m "merge HASH7 and PARA_HASH6" "$HASH7" &&
+	PARA_HASH7=$(git rev-parse --verify HEAD)
+'
+
+test_expect_success 'restricting bisection on one dir' '
+	git bisect reset &&
+	git bisect start HEAD $HASH1 -- dir1 &&
+	para1=$(git rev-parse --verify HEAD) &&
+	test "$para1" = "$PARA_HASH1" &&
+	git bisect bad > my_bisect_log.txt &&
+	grep "$PARA_HASH1 is first bad commit" my_bisect_log.txt
+'
+
+test_expect_success 'restricting bisection on one dir and a file' '
+	git bisect reset &&
+	git bisect start HEAD $HASH1 -- dir1 hello &&
+	para4=$(git rev-parse --verify HEAD) &&
+	test "$para4" = "$PARA_HASH4" &&
+	git bisect bad &&
+	hash3=$(git rev-parse --verify HEAD) &&
+	test "$hash3" = "$HASH3" &&
+	git bisect good &&
+	hash4=$(git rev-parse --verify HEAD) &&
+	test "$hash4" = "$HASH4" &&
+	git bisect good &&
+	para1=$(git rev-parse --verify HEAD) &&
+	test "$para1" = "$PARA_HASH1" &&
+	git bisect good > my_bisect_log.txt &&
+	grep "$PARA_HASH4 is first bad commit" my_bisect_log.txt
+'
+
 #
 #
 test_done