Implement chrome.serial.getDevices() on top of the Mojo serial service.

This does not change Chrome to use the new implementation.

BUG=389016

Committed: https://src.chromium.org/viewvc/chrome?view=rev&revision=286122

Committed: https://src.chromium.org/viewvc/chrome?view=rev&revision=286199

Review URL: https://codereview.chromium.org/391413005

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@286480 0039d316-1c4b-4281-b951-d872f2087c98

2 files changed, 68 insertions, 0 deletions

diff --git a/extensions/renderer/api/serial/DEPS b/extensions/renderer/api/serial/DEPS
new file mode 100644
index 0000000..e273c39
--- /dev/null
+++ b/extensions/renderer/api/serial/DEPS
@@ -0,0 +1,3 @@
+include_rules = [
+  "+device/serial",
+]
diff --git a/extensions/renderer/api/serial/serial_api_unittest.cc b/extensions/renderer/api/serial/serial_api_unittest.cc
new file mode 100644
index 0000000..3f551ca
--- /dev/null
+++ b/extensions/renderer/api/serial/serial_api_unittest.cc
@@ -0,0 +1,65 @@
+// Copyright 2014 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.
+
+#include "device/serial/serial_device_enumerator.h"
+#include "device/serial/serial_service_impl.h"
+#include "extensions/renderer/api_test_base.h"
+#include "grit/extensions_renderer_resources.h"
+
+namespace extensions {
+
+namespace {
+
+class FakeSerialDeviceEnumerator : public device::SerialDeviceEnumerator {
+  virtual mojo::Array<device::serial::DeviceInfoPtr> GetDevices() OVERRIDE {
+    mojo::Array<device::serial::DeviceInfoPtr> result(3);
+    result[0] = device::serial::DeviceInfo::New();
+    result[0]->path = "device";
+    result[0]->vendor_id = 1234;
+    result[0]->has_vendor_id = true;
+    result[0]->product_id = 5678;
+    result[0]->has_product_id = true;
+    result[0]->display_name = "foo";
+    result[1] = device::serial::DeviceInfo::New();
+    result[1]->path = "another_device";
+    // These IDs should be ignored.
+    result[1]->vendor_id = 1234;
+    result[1]->product_id = 5678;
+    result[2] = device::serial::DeviceInfo::New();
+    result[2]->display_name = "";
+    return result.Pass();
+  }
+};
+
+}  // namespace
+
+void CreateSerialService(
+    mojo::InterfaceRequest<device::serial::SerialService> request) {
+  mojo::BindToRequest(
+      new device::SerialServiceImpl(
+          new device::SerialConnectionFactory(
+              device::SerialConnectionFactory::IoHandlerFactory(),
+              base::MessageLoopProxy::current()),
+          scoped_ptr<device::SerialDeviceEnumerator>(
+              new FakeSerialDeviceEnumerator)),
+      &request);
+}
+
+class SerialApiTest : public ApiTestBase {
+ public:
+  virtual void SetUp() OVERRIDE {
+    ApiTestBase::SetUp();
+    env()->RegisterModule("serial", IDR_SERIAL_CUSTOM_BINDINGS_JS);
+    env()->RegisterModule("serial_service", IDR_SERIAL_SERVICE_JS);
+    env()->RegisterModule("device/serial/serial.mojom", IDR_SERIAL_MOJOM_JS);
+    service_provider()->AddService<device::serial::SerialService>(
+        base::Bind(CreateSerialService));
+  }
+};
+
+TEST_F(SerialApiTest, GetDevices) {
+  RunTest("serial_unittest.js", "testGetDevices");
+}
+
+}  // namespace extensions