1 files changed, 58 insertions, 0 deletions
diff --git a/test/core/gpr/host_port_test.cc b/test/core/gpr/host_port_test.cc
new file mode 100644
index 0000000000..42dd56524f
--- /dev/null
+++ b/test/core/gpr/host_port_test.cc
@@ -0,0 +1,58 @@
+/*
+ *
+ * Copyright 2015 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 <string.h>
+
+#include <grpc/support/alloc.h>
+#include <grpc/support/host_port.h>
+#include <grpc/support/log.h>
+#include "test/core/util/test_config.h"
+
+static void join_host_port_expect(const char* host, int port,
+                                  const char* expected) {
+  char* buf;
+  int len;
+  len = gpr_join_host_port(&buf, host, port);
+  GPR_ASSERT(len >= 0);
+  GPR_ASSERT(strlen(expected) == (size_t)len);
+  GPR_ASSERT(strcmp(expected, buf) == 0);
+  gpr_free(buf);
+}
+
+static void test_join_host_port(void) {
+  join_host_port_expect("foo", 101, "foo:101");
+  join_host_port_expect("", 102, ":102");
+  join_host_port_expect("1::2", 103, "[1::2]:103");
+  join_host_port_expect("[::1]", 104, "[::1]:104");
+}
+
+/* Garbage in, garbage out. */
+static void test_join_host_port_garbage(void) {
+  join_host_port_expect("[foo]", 105, "[foo]:105");
+  join_host_port_expect("[::", 106, "[:::106");
+  join_host_port_expect("::]", 107, "[::]]:107");
+}
+
+int main(int argc, char** argv) {
+  grpc_test_init(argc, argv);
+
+  test_join_host_port();
+  test_join_host_port_garbage();
+
+  return 0;
+}