1 files changed, 64 insertions, 0 deletions
diff --git a/test/core/transport/chttp2/context_list_test.cc b/test/core/transport/chttp2/context_list_test.cc
new file mode 100644
index 0000000000..1f7a38a107
--- /dev/null
+++ b/test/core/transport/chttp2/context_list_test.cc
@@ -0,0 +1,64 @@
+/*
+ *
+ * Copyright 2018 gRPC authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ */
+
+#include "src/core/lib/iomgr/port.h"
+
+#include "src/core/ext/transport/chttp2/transport/context_list.h"
+
+#include <grpc/grpc.h>
+
+#include "test/core/util/test_config.h"
+
+static void TestExecuteFlushesListVerifier(void* arg,
+                                           grpc_core::Timestamps* ts) {
+  GPR_ASSERT(arg != nullptr);
+  gpr_atm* done = reinterpret_cast<gpr_atm*>(arg);
+  gpr_atm_rel_store(done, static_cast<gpr_atm>(1));
+}
+
+/** Tests that all ContextList elements in the list are flushed out on
+ * execute.
+ * Also tests that arg is passed correctly.
+ */
+static void TestExecuteFlushesList() {
+  grpc_core::ContextList* list = nullptr;
+  grpc_http2_set_write_timestamps_callback(TestExecuteFlushesListVerifier);
+#define NUM_ELEM 5
+  grpc_chttp2_stream s[NUM_ELEM];
+  gpr_atm verifier_called[NUM_ELEM];
+  for (auto i = 0; i < NUM_ELEM; i++) {
+    s[i].context = &verifier_called[i];
+    gpr_atm_rel_store(&verifier_called[i], static_cast<gpr_atm>(0));
+    grpc_core::ContextList::Append(&list, &s[i]);
+  }
+  grpc_core::Timestamps ts;
+  grpc_core::ContextList::Execute(list, &ts, GRPC_ERROR_NONE);
+  for (auto i = 0; i < NUM_ELEM; i++) {
+    GPR_ASSERT(gpr_atm_acq_load(&verifier_called[i]) ==
+               static_cast<gpr_atm>(1));
+  }
+}
+
+static void TestContextList() { TestExecuteFlushesList(); }
+
+int main(int argc, char** argv) {
+  grpc_init();
+  TestContextList();
+  grpc_shutdown();
+  return 0;
+}