Workqueue: interface, test, and posix implementation

1 files changed, 84 insertions, 0 deletions

diff --git a/test/core/iomgr/workqueue_test.c b/test/core/iomgr/workqueue_test.c
new file mode 100644
index 0000000000..99a9de7c9d
--- /dev/null
+++ b/test/core/iomgr/workqueue_test.c
@@ -0,0 +1,84 @@
+/*
+ *
+ * Copyright 2015, Google Inc.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following disclaimer
+ * in the documentation and/or other materials provided with the
+ * distribution.
+ *     * Neither the name of Google Inc. nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ */
+
+#include "src/core/iomgr/workqueue.h"
+
+#include <grpc/grpc.h>
+#include <grpc/support/log.h>
+
+#include "test/core/util/test_config.h"
+
+static grpc_pollset g_pollset;
+
+static void must_succeed(void *p, int success) {
+  GPR_ASSERT(success == 1);
+  gpr_mu_lock(GRPC_POLLSET_MU(&g_pollset));
+  *(int *)p = 1;
+  grpc_pollset_kick(&g_pollset, NULL);
+  gpr_mu_unlock(GRPC_POLLSET_MU(&g_pollset));
+}
+
+static void test_add_closure(void) {
+  grpc_iomgr_closure c;
+  int done = 0;
+  grpc_workqueue *wq = grpc_workqueue_create();
+  gpr_timespec deadline = GRPC_TIMEOUT_SECONDS_TO_DEADLINE(5);
+  grpc_pollset_worker worker;
+  grpc_iomgr_closure_init(&c, must_succeed, &done);
+
+  grpc_workqueue_push(wq, &c, 1);
+  grpc_workqueue_add_to_pollset(wq, &g_pollset);
+
+  gpr_mu_lock(GRPC_POLLSET_MU(&g_pollset));
+  GPR_ASSERT(!done);
+  grpc_pollset_work(&g_pollset, &worker, gpr_now(deadline.clock_type),
+                    deadline);
+  GPR_ASSERT(done);
+  gpr_mu_unlock(GRPC_POLLSET_MU(&g_pollset));
+
+  grpc_workqueue_unref(wq);
+}
+
+static void done_shutdown(void *arg) { grpc_pollset_destroy(arg); }
+
+int main(int argc, char **argv) {
+  grpc_test_init(argc, argv);
+  grpc_init();
+  grpc_pollset_init(&g_pollset);
+
+  test_add_closure();
+
+  grpc_pollset_shutdown(&g_pollset, done_shutdown, &g_pollset);
+  grpc_shutdown();
+  return 0;
+}