test-reach: test is_descendant_of

diff --git a/t/helper/test-reach.c b/t/helper/test-reach.c
index f93ad5084d57547874da8457bcca96922c772015..dccbd48178416d2ecc5c2a3261821bc4670dad0f 100644 (file)
--- a/t/helper/test-reach.c
+++ b/t/helper/test-reach.c
@@ -10,6 +10,7 @@ int cmd__reach(int ac, const char **av)
 {
        struct object_id oid_A, oid_B;
        struct commit *A, *B;
+       struct commit_list *X;
        struct strbuf buf = STRBUF_INIT;
        struct repository *r = the_repository;
 
@@ -19,6 +20,7 @@ int cmd__reach(int ac, const char **av)
                exit(1);
 
        A = B = NULL;
+       X = NULL;
 
        while (strbuf_getline(&buf, stdin) != EOF) {
                struct object_id oid;
@@ -54,6 +56,10 @@ int cmd__reach(int ac, const char **av)
                                B = c;
                                break;
 
+                       case 'X':
+                               commit_list_insert(c, &X);
+                               break;
+
                        default:
                                die("unexpected start of line: %c", buf.buf[0]);
                }
@@ -64,6 +70,8 @@ int cmd__reach(int ac, const char **av)
                printf("%s(A,B):%d\n", av[1], ref_newer(&oid_A, &oid_B));
        else if (!strcmp(av[1], "in_merge_bases"))
                printf("%s(A,B):%d\n", av[1], in_merge_bases(A, B));
+       else if (!strcmp(av[1], "is_descendant_of"))
+               printf("%s(A,X):%d\n", av[1], is_descendant_of(A, X));
 
        exit(0);
 }