Revert of Reland: Geolocation: move from content/browser to device/

content/browser/geolocation/wifi_data_provider_linux_unittest.cc

Index: content/browser/geolocation/wifi_data_provider_linux_unittest.cc
diff --git a/content/browser/geolocation/wifi_data_provider_linux_unittest.cc b/content/browser/geolocation/wifi_data_provider_linux_unittest.cc
new file mode 100644
index 0000000000000000000000000000000000000000..1b73ef61748205408fc3d86e49f2ca6d030f267b
--- /dev/null
+++ b/content/browser/geolocation/wifi_data_provider_linux_unittest.cc
@@ -0,0 +1,237 @@
+// Copyright (c) 2012 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 "content/browser/geolocation/wifi_data_provider_linux.h"
+
+#include <stdint.h>
+
+#include <memory>
+
+#include "base/macros.h"
+#include "base/memory/ref_counted.h"
+#include "base/strings/utf_string_conversions.h"
+#include "content/public/test/test_browser_thread_bundle.h"
+#include "dbus/message.h"
+#include "dbus/mock_bus.h"
+#include "dbus/mock_object_proxy.h"
+#include "dbus/object_path.h"
+#include "dbus/object_proxy.h"
+#include "testing/gmock/include/gmock/gmock.h"
+#include "testing/gtest/include/gtest/gtest.h"
+
+using ::testing::_;
+using ::testing::Invoke;
+using ::testing::Return;
+using ::testing::Unused;
+
+namespace content {
+
+class GeolocationWifiDataProviderLinuxTest : public testing::Test {
+  void SetUp() override {
+    // Create a mock bus.
+    dbus::Bus::Options options;
+    options.bus_type = dbus::Bus::SYSTEM;
+    mock_bus_ = new dbus::MockBus(options);
+
+    // Create a mock proxy that behaves as NetworkManager.
+    mock_network_manager_proxy_ =
+        new dbus::MockObjectProxy(
+            mock_bus_.get(),
+            "org.freedesktop.NetworkManager",
+            dbus::ObjectPath("/org/freedesktop/NetworkManager"));
+    // Set an expectation so mock_network_manager_proxy_'s
+    // CallMethodAndBlock() will use CreateNetworkManagerProxyResponse()
+    // to return responses.
+    EXPECT_CALL(*mock_network_manager_proxy_.get(),
+                MockCallMethodAndBlock(_, _))
+        .WillRepeatedly(Invoke(this,
+                               &GeolocationWifiDataProviderLinuxTest::
+                                   CreateNetworkManagerProxyResponse));
+
+    // Create a mock proxy that behaves as NetworkManager/Devices/0.
+    mock_device_proxy_ =
+        new dbus::MockObjectProxy(
+            mock_bus_.get(),
+            "org.freedesktop.NetworkManager",
+            dbus::ObjectPath("/org/freedesktop/NetworkManager/Devices/0"));
+    EXPECT_CALL(*mock_device_proxy_.get(), MockCallMethodAndBlock(_, _))
+        .WillRepeatedly(Invoke(
+             this,
+             &GeolocationWifiDataProviderLinuxTest::CreateDeviceProxyResponse));
+
+    // Create a mock proxy that behaves as NetworkManager/AccessPoint/0.
+    mock_access_point_proxy_ =
+        new dbus::MockObjectProxy(
+            mock_bus_.get(),
+            "org.freedesktop.NetworkManager",
+            dbus::ObjectPath("/org/freedesktop/NetworkManager/AccessPoint/0"));
+    EXPECT_CALL(*mock_access_point_proxy_.get(), MockCallMethodAndBlock(_, _))
+        .WillRepeatedly(Invoke(this,
+                               &GeolocationWifiDataProviderLinuxTest::
+                                   CreateAccessPointProxyResponse));
+
+    // Set an expectation so mock_bus_'s GetObjectProxy() for the given
+    // service name and the object path will return
+    // mock_network_manager_proxy_.
+    EXPECT_CALL(
+        *mock_bus_.get(),
+        GetObjectProxy("org.freedesktop.NetworkManager",
+                       dbus::ObjectPath("/org/freedesktop/NetworkManager")))
+        .WillOnce(Return(mock_network_manager_proxy_.get()));
+    // Likewise, set an expectation for mock_device_proxy_.
+    EXPECT_CALL(
+        *mock_bus_.get(),
+        GetObjectProxy(
+            "org.freedesktop.NetworkManager",
+            dbus::ObjectPath("/org/freedesktop/NetworkManager/Devices/0")))
+        .WillOnce(Return(mock_device_proxy_.get()))
+        .WillOnce(Return(mock_device_proxy_.get()));
+    // Likewise, set an expectation for mock_access_point_proxy_.
+    EXPECT_CALL(
+        *mock_bus_.get(),
+        GetObjectProxy(
+            "org.freedesktop.NetworkManager",
+            dbus::ObjectPath("/org/freedesktop/NetworkManager/AccessPoint/0")))
+        .WillOnce(Return(mock_access_point_proxy_.get()));
+
+    // ShutdownAndBlock() should be called.
+    EXPECT_CALL(*mock_bus_.get(), ShutdownAndBlock()).WillOnce(Return());
+
+    // Create the wlan API with the mock bus object injected.
+    wifi_provider_linux_ = new WifiDataProviderLinux;
+    wlan_api_.reset(
+        wifi_provider_linux_->NewWlanApiForTesting(mock_bus_.get()));
+    ASSERT_TRUE(wlan_api_.get());
+  }
+
+ protected:
+  // WifiDataProvider requires a task runner to be present. The |thread_bundle_|
+  // is defined here, as it should outlive |wifi_provider_linux_|.
+  TestBrowserThreadBundle thread_bundle_;
+  scoped_refptr<dbus::MockBus> mock_bus_;
+  scoped_refptr<dbus::MockObjectProxy> mock_network_manager_proxy_;
+  scoped_refptr<dbus::MockObjectProxy> mock_access_point_proxy_;
+  scoped_refptr<dbus::MockObjectProxy> mock_device_proxy_;
+  scoped_refptr<WifiDataProviderLinux>  wifi_provider_linux_;
+  std::unique_ptr<WifiDataProviderCommon::WlanApiInterface> wlan_api_;
+
+ private:
+  // Creates a response for |mock_network_manager_proxy_|.
+  dbus::Response* CreateNetworkManagerProxyResponse(
+      dbus::MethodCall* method_call,
+      Unused) {
+    if (method_call->GetInterface() == "org.freedesktop.NetworkManager" &&
+        method_call->GetMember() == "GetDevices") {
+      // The list of devices is asked. Return the object path.
+      std::vector<dbus::ObjectPath> object_paths;
+      object_paths.push_back(
+          dbus::ObjectPath("/org/freedesktop/NetworkManager/Devices/0"));
+
+      std::unique_ptr<dbus::Response> response = dbus::Response::CreateEmpty();
+      dbus::MessageWriter writer(response.get());
+      writer.AppendArrayOfObjectPaths(object_paths);
+      return response.release();
+    }
+
+    LOG(ERROR) << "Unexpected method call: " << method_call->ToString();
+    return NULL;
+  }
+
+  // Creates a response for |mock_device_proxy_|.
+  dbus::Response* CreateDeviceProxyResponse(dbus::MethodCall* method_call,
+                                            Unused) {
+    if (method_call->GetInterface() == DBUS_INTERFACE_PROPERTIES &&
+        method_call->GetMember() == "Get") {
+      dbus::MessageReader reader(method_call);
+      std::string interface_name;
+      std::string property_name;
+      if (reader.PopString(&interface_name) &&
+          reader.PopString(&property_name)) {
+        // The device type is asked. Respond that the device type is wifi.
+        std::unique_ptr<dbus::Response> response =
+            dbus::Response::CreateEmpty();
+        dbus::MessageWriter writer(response.get());
+        // This matches NM_DEVICE_TYPE_WIFI in wifi_data_provider_linux.cc.
+        const int kDeviceTypeWifi = 2;
+        writer.AppendVariantOfUint32(kDeviceTypeWifi);
+        return response.release();
+      }
+    } else if (method_call->GetInterface() ==
+               "org.freedesktop.NetworkManager.Device.Wireless" &&
+               method_call->GetMember() == "GetAccessPoints") {
+      // The list of access points is asked. Return the object path.
+      std::unique_ptr<dbus::Response> response = dbus::Response::CreateEmpty();
+      dbus::MessageWriter writer(response.get());
+      std::vector<dbus::ObjectPath> object_paths;
+      object_paths.push_back(
+          dbus::ObjectPath("/org/freedesktop/NetworkManager/AccessPoint/0"));
+      writer.AppendArrayOfObjectPaths(object_paths);
+      return response.release();
+    }
+
+    LOG(ERROR) << "Unexpected method call: " << method_call->ToString();
+    return NULL;
+  }
+
+
+  // Creates a response for |mock_access_point_proxy_|.
+  dbus::Response* CreateAccessPointProxyResponse(dbus::MethodCall* method_call,
+                                                 Unused) {
+    if (method_call->GetInterface() == DBUS_INTERFACE_PROPERTIES &&
+        method_call->GetMember() == "Get") {
+      dbus::MessageReader reader(method_call);
+
+      std::string interface_name;
+      std::string property_name;
+      if (reader.PopString(&interface_name) &&
+          reader.PopString(&property_name)) {
+        std::unique_ptr<dbus::Response> response =
+            dbus::Response::CreateEmpty();
+        dbus::MessageWriter writer(response.get());
+
+        if (property_name == "Ssid") {
+          const uint8_t kSsid[] = {0x74, 0x65, 0x73, 0x74};  // "test"
+          dbus::MessageWriter variant_writer(response.get());
+          writer.OpenVariant("ay", &variant_writer);
+          variant_writer.AppendArrayOfBytes(kSsid, arraysize(kSsid));
+          writer.CloseContainer(&variant_writer);
+        } else if (property_name == "HwAddress") {
+          // This will be converted to "00-11-22-33-44-55".
+          const std::string kMacAddress = "00:11:22:33:44:55";
+          writer.AppendVariantOfString(kMacAddress);
+        } else if (property_name == "Strength") {
+          // This will be converted to -50.
+          const uint8_t kStrength = 100;
+          writer.AppendVariantOfByte(kStrength);
+        } else if (property_name == "Frequency") {
+          // This will be converted to channel 4.
+          const uint32_t kFrequency = 2427;
+          writer.AppendVariantOfUint32(kFrequency);
+        }
+        return response.release();
+      }
+    }
+
+    LOG(ERROR) << "Unexpected method call: " << method_call->ToString();
+    return NULL;
+  }
+};
+
+TEST_F(GeolocationWifiDataProviderLinuxTest, GetAccessPointData) {
+  WifiData::AccessPointDataSet access_point_data_set;
+  ASSERT_TRUE(wlan_api_->GetAccessPointData(&access_point_data_set));
+
+  ASSERT_EQ(1U, access_point_data_set.size());
+  AccessPointData access_point_data = *access_point_data_set.begin();
+
+  // Check the contents of the access point data.
+  // The expected values come from CreateAccessPointProxyResponse() above.
+  EXPECT_EQ("test", base::UTF16ToUTF8(access_point_data.ssid));
+  EXPECT_EQ("00-11-22-33-44-55",
+            base::UTF16ToUTF8(access_point_data.mac_address));
+  EXPECT_EQ(-50, access_point_data.radio_signal_strength);
+  EXPECT_EQ(4, access_point_data.channel);
+}
+
+}  // namespace content