tests

1 files changed, 29 insertions, 0 deletions

diff --git a/test/core/transport/chttp2/hpack_encoder_test.c b/test/core/transport/chttp2/hpack_encoder_test.c
index 818ce09a7c..1cddecb850 100644
--- a/test/core/transport/chttp2/hpack_encoder_test.c
+++ b/test/core/transport/chttp2/hpack_encoder_test.c
@@ -179,6 +179,34 @@ static void test_decode_table_overflow(void) {
   verify(0, 0, 0, "000007 0104 deadbeef 40 026161 026261", 1, "aa", "ba");
 }
 
+static void verify_table_size_change_match_elem_size(const char *key,
+                                                     const char *value) {
+  gpr_slice_buffer output;
+  grpc_mdelem *elem = grpc_mdelem_from_strings(key, value);
+  size_t elem_size = grpc_mdelem_get_size_in_hpack_table(elem);
+  size_t initial_table_size = g_compressor.table_size;
+  grpc_linked_mdelem *e = gpr_malloc(sizeof(*e));
+  grpc_metadata_batch b;
+  grpc_metadata_batch_init(&b);
+  e[0].md = elem;
+  e[0].prev = NULL;
+  e[0].next = NULL;
+  b.list.head = &e[0];
+  b.list.tail = &e[0];
+  gpr_slice_buffer_init(&output);
+
+  grpc_chttp2_encode_header(&g_compressor, 0xdeadbeef, &b, 0, &output);
+  gpr_slice_buffer_destroy(&output);
+  grpc_metadata_batch_destroy(&b);
+
+  GPR_ASSERT(g_compressor.table_size == elem_size + initial_table_size);
+}
+
+static void test_encode_header_size(void) {
+  verify_table_size_change_match_elem_size("hello", "world");
+  verify_table_size_change_match_elem_size("hello-bin", "world");
+}
+
 static void run_test(void (*test)(), const char *name) {
   gpr_log(GPR_INFO, "RUN TEST: %s", name);
   grpc_chttp2_hpack_compressor_init(&g_compressor);
@@ -193,6 +221,7 @@ int main(int argc, char **argv) {
   grpc_init();
   TEST(test_basic_headers);
   TEST(test_decode_table_overflow);
+  TEST(test_encode_header_size);
   grpc_shutdown();
   for (i = 0; i < num_to_delete; i++) {
     gpr_free(to_delete[i]);