From db95cda2299e7d36fa5bb9aa67fa73e2cd4e4c70 Mon Sep 17 00:00:00 2001
From: "Sven M. Hallberg" <pesco@khjk.org>
Date: Wed, 16 Sep 2015 19:15:07 +0200
Subject: [PATCH] add regression test for wrong nesting of h_many/h_sequence
results with CFG backends
---
src/t_regression.c | 12 +++++++++++-
1 file changed, 11 insertions(+), 1 deletion(-)
diff --git a/src/t_regression.c b/src/t_regression.c
index 05f44dad..4097fb6c 100644
--- a/src/t_regression.c
+++ b/src/t_regression.c
@@ -130,11 +130,21 @@ static void test_lalr_charset_lhs(void) {
g_check_parse_match(p, be, "B",1, "u0x42");
}
+static void test_cfg_many_seq(void) {
+ HParser *p = h_many(h_sequence(h_ch('A'), h_ch('B'), NULL));
+
+ g_check_parse_match(p, PB_LLk, "ABAB",4, "((u0x41 u0x42) (u0x41 u0x42))");
+ g_check_parse_match(p, PB_LALR, "ABAB",4, "((u0x41 u0x42) (u0x41 u0x42))");
+ g_check_parse_match(p, PB_GLR, "ABAB",4, "((u0x41 u0x42) (u0x41 u0x42))");
+ // these would instead parse as (u0x41 u0x42 u0x41 u0x42) due to a faulty
+ // reshape on h_many.
+}
+
void register_regression_tests(void) {
g_test_add_func("/core/regression/bug118", test_bug118);
g_test_add_func("/core/regression/seq_index_path", test_seq_index_path);
g_test_add_func("/core/regression/read_bits_48", test_read_bits_48);
g_test_add_func("/core/regression/llk_zero_end", test_llk_zero_end);
g_test_add_func("/core/regression/lalr_charset_lhs", test_lalr_charset_lhs);
-
+ g_test_add_func("/core/regression/cfg_many_seq", test_cfg_many_seq);
}
--
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