Test service as minimum repro for sharing memory handle

services/test/BUILD.gn

+# Copyright 2016 The Chromium Authors. All rights reserved.
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+import("//services/service_manager/public/cpp/service.gni")
+import("//services/service_manager/public/service_manifest.gni")
+import("//services/service_manager/public/tools/test/service_test.gni")
+import("//testing/test.gni")
+
+service("test") {
+  sources = [
+    "service_impl.cc",
+    "service_impl.h",
+    "service_main.cc",
+  ]
+
+  deps = [
+    "//mojo/public/cpp/system",
+    "//services/service_manager/public/cpp",
+    "//services/test/public/interfaces",
+  ]
+}
+
+service_manifest("manifest") {
+  name = "test"
+  source = "service_manifest.json"
+}
+
+source_set("tests") {
+  testonly = true
+
+  sources = [
+    "service_unittest.cc",
+  ]
+
+  deps = [
+    ":test",
+    "//base/test:test_support",
+    "//services/service_manager/public/cpp",
+    "//services/service_manager/public/cpp:service_test_support",
+    "//services/test/public/interfaces",
+    "//testing/gmock",
+    "//testing/gtest",
+  ]
+
+  data_deps = [
+    ":test",
+  ]
+}
+
+service_manifest("unittest_manifest") {
+  name = "test_unittests"
+  source = "service_unittest_manifest.json"
+}
+
+catalog("tests_catalog") {
+  embedded_services = [ ":unittest_manifest" ]
+  standalone_services = [ ":manifest" ]
+}