diff --git a/src/t_misc.c b/src/t_misc.c
index 92c2b326471d48a82fcae8f110d1febad58c6fe3..31d82eaa289aa3364ad510e06bc7342bacb9ae28 100644
--- a/src/t_misc.c
+++ b/src/t_misc.c
@@ -2,6 +2,8 @@
 #include <string.h>
 #include "test_suite.h"
 #include "hammer.h"
+#include "internal.h"
+#include "glue.h"
 
 static void test_tt_user(void) {
   g_check_cmp_int32(TT_USER, >, TT_NONE);
@@ -29,7 +31,28 @@ static void test_tt_registry(void) {
   g_check_cmp_int32(h_get_token_type_number("com.upstandinghackers.test.unkown_token_type"), ==, 0);
 }
 
+static void test_seq_index_path(void) {
+  HArena *arena = h_new_arena(&system_allocator, 0);
+
+  HParsedToken *seq = h_make_seqn(arena, 1);
+  HParsedToken *seq2 = h_make_seqn(arena, 2);
+  HParsedToken *tok1 = h_make_uint(arena, 41);
+  HParsedToken *tok2 = h_make_uint(arena, 42);
+
+  seq->seq->elements[0] = seq2;
+  seq->seq->used = 1;
+  seq2->seq->elements[0] = tok1;
+  seq2->seq->elements[1] = tok2;
+  seq2->seq->used = 2;
+
+  g_check_cmp_int(h_seq_index_path(seq, 0, -1)->token_type, ==, TT_SEQUENCE);
+  g_check_cmp_int(h_seq_index_path(seq, 0, 0, -1)->token_type, ==, TT_UINT);
+  g_check_cmp_int64(h_seq_index_path(seq, 0, 0, -1)->uint, ==, 41);
+  g_check_cmp_int64(h_seq_index_path(seq, 0, 1, -1)->uint, ==, 42);
+}
+
 void register_misc_tests(void) {
   g_test_add_func("/core/misc/tt_user", test_tt_user);
   g_test_add_func("/core/misc/tt_registry", test_tt_registry);
+  g_test_add_func("/core/misc/seq_index_path", test_seq_index_path);
 }