From 252aeb43e1e11c1974b8a56f77a94468135ab87a Mon Sep 17 00:00:00 2001
From: Tatsuhiro Tsujikawa <tatsuhiro.t@gmail.com>
Date: Fri, 15 May 2015 01:00:09 +0900
Subject: [PATCH] Add test for GH-232

---
 tests/main.c             |  2 ++
 tests/nghttp2_buf_test.c | 20 ++++++++++++++++++++
 tests/nghttp2_buf_test.h |  1 +
 3 files changed, 23 insertions(+)

diff --git a/tests/main.c b/tests/main.c
index 933da918..ae42e70c 100644
--- a/tests/main.c
+++ b/tests/main.c
@@ -340,6 +340,8 @@ int main(int argc _U_, char *argv[] _U_) {
       !CU_add_test(pSuite, "check_header_value",
                    test_nghttp2_check_header_value) ||
       !CU_add_test(pSuite, "bufs_add", test_nghttp2_bufs_add) ||
+      !CU_add_test(pSuite, "bufs_add_stack_buffer_overflow_bug",
+                   test_nghttp2_bufs_add_stack_buffer_overflow_bug) ||
       !CU_add_test(pSuite, "bufs_addb", test_nghttp2_bufs_addb) ||
       !CU_add_test(pSuite, "bufs_orb", test_nghttp2_bufs_orb) ||
       !CU_add_test(pSuite, "bufs_remove", test_nghttp2_bufs_remove) ||
diff --git a/tests/nghttp2_buf_test.c b/tests/nghttp2_buf_test.c
index 01f31fcf..8860554f 100644
--- a/tests/nghttp2_buf_test.c
+++ b/tests/nghttp2_buf_test.c
@@ -63,6 +63,26 @@ void test_nghttp2_bufs_add(void) {
   nghttp2_bufs_free(&bufs);
 }
 
+/* Test for GH-232, stack-buffer-overflow */
+void test_nghttp2_bufs_add_stack_buffer_overflow_bug(void) {
+  int rv;
+  nghttp2_bufs bufs;
+  uint8_t data[1024];
+  nghttp2_mem *mem;
+
+  mem = nghttp2_mem_default();
+
+  rv = nghttp2_bufs_init(&bufs, 100, 200, mem);
+  CU_ASSERT(0 == rv);
+
+  rv = nghttp2_bufs_add(&bufs, data, sizeof(data));
+
+  CU_ASSERT(0 == rv);
+  CU_ASSERT(sizeof(data) == nghttp2_bufs_len(&bufs));
+
+  nghttp2_bufs_free(&bufs);
+}
+
 void test_nghttp2_bufs_addb(void) {
   int rv;
   nghttp2_bufs bufs;
diff --git a/tests/nghttp2_buf_test.h b/tests/nghttp2_buf_test.h
index 5da388e7..0b94a3f4 100644
--- a/tests/nghttp2_buf_test.h
+++ b/tests/nghttp2_buf_test.h
@@ -26,6 +26,7 @@
 #define NGHTTP2_BUF_TEST_H
 
 void test_nghttp2_bufs_add(void);
+void test_nghttp2_bufs_add_stack_buffer_overflow_bug(void);
 void test_nghttp2_bufs_addb(void);
 void test_nghttp2_bufs_orb(void);
 void test_nghttp2_bufs_remove(void);