From 34a57d0346afe95e11104462c30dc468b0cb0b89 Mon Sep 17 00:00:00 2001
From: Yash Tibrewal <yashkt@google.com>
Date: Mon, 23 Oct 2017 15:33:21 -0700
Subject: rename all test core files to cc and a lot of C++ style conversions

---
 test/core/end2end/cq_verifier_uv.cc | 97 +++++++++++++++++++++++++++++++++++++
 1 file changed, 97 insertions(+)
 create mode 100644 test/core/end2end/cq_verifier_uv.cc

(limited to 'test/core/end2end/cq_verifier_uv.cc')

diff --git a/test/core/end2end/cq_verifier_uv.cc b/test/core/end2end/cq_verifier_uv.cc
new file mode 100644
index 0000000000..fc873b784f
--- /dev/null
+++ b/test/core/end2end/cq_verifier_uv.cc
@@ -0,0 +1,97 @@
+/*
+ *
+ * Copyright 2016 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 <grpc/support/port_platform.h>
+
+#ifdef GRPC_UV
+
+#include <uv.h>
+
+#include <grpc/support/alloc.h>
+#include <grpc/support/log.h>
+
+#include "test/core/end2end/cq_verifier_internal.h"
+
+typedef enum timer_state {
+  TIMER_STARTED,
+  TIMER_TRIGGERED,
+  TIMER_CLOSED
+} timer_state;
+
+/* the verifier itself */
+struct cq_verifier {
+  /* bound completion queue */
+  grpc_completion_queue *cq;
+  /* start of expectation list */
+  expectation *first_expectation;
+  uv_timer_t timer;
+};
+
+cq_verifier *cq_verifier_create(grpc_completion_queue *cq) {
+  cq_verifier *v = gpr_malloc(sizeof(cq_verifier));
+  v->cq = cq;
+  v->first_expectation = NULL;
+  uv_timer_init(uv_default_loop(), &v->timer);
+  v->timer.data = (void *)TIMER_STARTED;
+  return v;
+}
+
+static void timer_close_cb(uv_handle_t *handle) {
+  handle->data = (void *)TIMER_CLOSED;
+}
+
+void cq_verifier_destroy(cq_verifier *v) {
+  cq_verify(v);
+  uv_close((uv_handle_t *)&v->timer, timer_close_cb);
+  while ((timer_state)v->timer.data != TIMER_CLOSED) {
+    uv_run(uv_default_loop(), UV_RUN_NOWAIT);
+  }
+  gpr_free(v);
+}
+
+expectation *cq_verifier_get_first_expectation(cq_verifier *v) {
+  return v->first_expectation;
+}
+
+void cq_verifier_set_first_expectation(cq_verifier *v, expectation *e) {
+  v->first_expectation = e;
+}
+
+static void timer_run_cb(uv_timer_t *timer) {
+  timer->data = (void *)TIMER_TRIGGERED;
+}
+
+grpc_event cq_verifier_next_event(cq_verifier *v, int timeout_seconds) {
+  uint64_t timeout_ms =
+      timeout_seconds < 0 ? 0 : (uint64_t)timeout_seconds * 1000;
+  grpc_event ev;
+  v->timer.data = (void *)TIMER_STARTED;
+  uv_timer_start(&v->timer, timer_run_cb, timeout_ms, 0);
+  ev = grpc_completion_queue_next(v->cq, gpr_inf_past(GPR_CLOCK_MONOTONIC),
+                                  NULL);
+  // Stop the loop if the timer goes off or we get a non-timeout event
+  while (((timer_state)v->timer.data != TIMER_TRIGGERED) &&
+         ev.type == GRPC_QUEUE_TIMEOUT) {
+    uv_run(uv_default_loop(), UV_RUN_ONCE);
+    ev = grpc_completion_queue_next(v->cq, gpr_inf_past(GPR_CLOCK_MONOTONIC),
+                                    NULL);
+  }
+  return ev;
+}
+
+#endif /* GRPC_UV */
-- 
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