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      1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #include "base/memory/ref_counted.h"
      6 #include "base/memory/scoped_ptr.h"
      7 #include "dbus/bus.h"
      8 #include "dbus/message.h"
      9 #include "dbus/object_path.h"
     10 #include "dbus/object_proxy.h"
     11 #include "dbus/test_service.h"
     12 #include "testing/gtest/include/gtest/gtest.h"
     13 
     14 namespace dbus {
     15 
     16 // The end-to-end test exercises the synchronous APIs in ObjectProxy and
     17 // ExportedObject. The test will launch a thread for the service side
     18 // operations (i.e. ExportedObject side).
     19 class EndToEndSyncTest : public testing::Test {
     20  public:
     21   EndToEndSyncTest() {
     22   }
     23 
     24   virtual void SetUp() {
     25     // Start the test service;
     26     TestService::Options options;
     27     test_service_.reset(new TestService(options));
     28     ASSERT_TRUE(test_service_->StartService());
     29     ASSERT_TRUE(test_service_->WaitUntilServiceIsStarted());
     30     ASSERT_FALSE(test_service_->HasDBusThread());
     31 
     32     // Create the client.
     33     Bus::Options client_bus_options;
     34     client_bus_options.bus_type = Bus::SESSION;
     35     client_bus_options.connection_type = Bus::PRIVATE;
     36     client_bus_ = new Bus(client_bus_options);
     37     object_proxy_ = client_bus_->GetObjectProxy(
     38         "org.chromium.TestService",
     39         ObjectPath("/org/chromium/TestObject"));
     40     ASSERT_FALSE(client_bus_->HasDBusThread());
     41   }
     42 
     43   virtual void TearDown() {
     44     test_service_->ShutdownAndBlock();
     45     test_service_->Stop();
     46     client_bus_->ShutdownAndBlock();
     47   }
     48 
     49  protected:
     50   scoped_ptr<TestService> test_service_;
     51   scoped_refptr<Bus> client_bus_;
     52   ObjectProxy* object_proxy_;
     53 };
     54 
     55 TEST_F(EndToEndSyncTest, Echo) {
     56   const std::string kHello = "hello";
     57 
     58   // Create the method call.
     59   MethodCall method_call("org.chromium.TestInterface", "Echo");
     60   MessageWriter writer(&method_call);
     61   writer.AppendString(kHello);
     62 
     63   // Call the method.
     64   const int timeout_ms = ObjectProxy::TIMEOUT_USE_DEFAULT;
     65   scoped_ptr<Response> response(
     66       object_proxy_->CallMethodAndBlock(&method_call, timeout_ms));
     67   ASSERT_TRUE(response.get());
     68 
     69   // Check the response. kHello should be echoed back.
     70   MessageReader reader(response.get());
     71   std::string returned_message;
     72   ASSERT_TRUE(reader.PopString(&returned_message));
     73   EXPECT_EQ(kHello, returned_message);
     74 }
     75 
     76 TEST_F(EndToEndSyncTest, Timeout) {
     77   const std::string kHello = "hello";
     78 
     79   // Create the method call.
     80   MethodCall method_call("org.chromium.TestInterface", "DelayedEcho");
     81   MessageWriter writer(&method_call);
     82   writer.AppendString(kHello);
     83 
     84   // Call the method with timeout of 0ms.
     85   const int timeout_ms = 0;
     86   scoped_ptr<Response> response(
     87       object_proxy_->CallMethodAndBlock(&method_call, timeout_ms));
     88   // Should fail because of timeout.
     89   ASSERT_FALSE(response.get());
     90 }
     91 
     92 TEST_F(EndToEndSyncTest, NonexistentMethod) {
     93   MethodCall method_call("org.chromium.TestInterface", "Nonexistent");
     94 
     95   const int timeout_ms = ObjectProxy::TIMEOUT_USE_DEFAULT;
     96   scoped_ptr<Response> response(
     97       object_proxy_->CallMethodAndBlock(&method_call, timeout_ms));
     98   ASSERT_FALSE(response.get());
     99 }
    100 
    101 TEST_F(EndToEndSyncTest, BrokenMethod) {
    102   MethodCall method_call("org.chromium.TestInterface", "BrokenMethod");
    103 
    104   const int timeout_ms = ObjectProxy::TIMEOUT_USE_DEFAULT;
    105   scoped_ptr<Response> response(
    106       object_proxy_->CallMethodAndBlock(&method_call, timeout_ms));
    107   ASSERT_FALSE(response.get());
    108 }
    109 
    110 TEST_F(EndToEndSyncTest, InvalidObjectPath) {
    111   // Trailing '/' is only allowed for the root path.
    112   const ObjectPath invalid_object_path("/org/chromium/TestObject/");
    113 
    114   // Replace object proxy with new one.
    115   object_proxy_ = client_bus_->GetObjectProxy("org.chromium.TestService",
    116                                               invalid_object_path);
    117 
    118   MethodCall method_call("org.chromium.TestInterface", "Echo");
    119 
    120   const int timeout_ms = ObjectProxy::TIMEOUT_USE_DEFAULT;
    121   scoped_ptr<Response> response(
    122       object_proxy_->CallMethodAndBlock(&method_call, timeout_ms));
    123   ASSERT_FALSE(response.get());
    124 }
    125 
    126 TEST_F(EndToEndSyncTest, InvalidServiceName) {
    127   // Bus name cannot contain '/'.
    128   const std::string invalid_service_name = ":1/2";
    129 
    130   // Replace object proxy with new one.
    131   object_proxy_ = client_bus_->GetObjectProxy(
    132       invalid_service_name, ObjectPath("org.chromium.TestObject"));
    133 
    134   MethodCall method_call("org.chromium.TestInterface", "Echo");
    135 
    136   const int timeout_ms = ObjectProxy::TIMEOUT_USE_DEFAULT;
    137   scoped_ptr<Response> response(
    138       object_proxy_->CallMethodAndBlock(&method_call, timeout_ms));
    139   ASSERT_FALSE(response.get());
    140 }
    141 
    142 }  // namespace dbus
    143