1 // Copyright 2020 The Chromium Authors
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/fuchsia/scoped_service_publisher.h"
6
7 #include <fuchsia/io/cpp/fidl.h>
8 #include <lib/fidl/cpp/interface_handle.h>
9 #include <lib/fidl/cpp/interface_ptr.h>
10 #include <lib/sys/cpp/component_context.h>
11 #include <lib/sys/cpp/service_directory.h>
12 #include <lib/vfs/cpp/pseudo_dir.h>
13
14 #include "base/fuchsia/process_context.h"
15 #include "base/fuchsia/test_component_context_for_process.h"
16 #include "base/fuchsia/test_interface_impl.h"
17 #include "base/test/task_environment.h"
18 #include "base/testfidl/cpp/fidl.h"
19 #include "testing/gtest/include/gtest/gtest.h"
20
21 namespace base {
22
23 class ScopedServicePublisherTest : public testing::Test {
24 protected:
25 ScopedServicePublisherTest() = default;
26 ~ScopedServicePublisherTest() override = default;
27
28 const base::test::SingleThreadTaskEnvironment task_environment_{
29 base::test::SingleThreadTaskEnvironment::MainThreadType::IO};
30
31 TestComponentContextForProcess test_context_;
32 TestInterfaceImpl test_service_;
33 };
34
TEST_F(ScopedServicePublisherTest,OutgoingDirectory)35 TEST_F(ScopedServicePublisherTest, OutgoingDirectory) {
36 fidl::InterfacePtr<testfidl::TestInterface> client_a;
37
38 {
39 ScopedServicePublisher<testfidl::TestInterface> publisher(
40 base::ComponentContextForProcess()->outgoing().get(),
41 test_service_.bindings().GetHandler(&test_service_));
42 client_a =
43 test_context_.published_services()->Connect<testfidl::TestInterface>();
44 EXPECT_EQ(VerifyTestInterface(client_a), ZX_OK);
45 }
46
47 // Existing channels remain valid after the publisher goes out of scope.
48 EXPECT_EQ(VerifyTestInterface(client_a), ZX_OK);
49
50 // New connections attempts will be dropped.
51 auto client_b =
52 test_context_.published_services()->Connect<testfidl::TestInterface>();
53 EXPECT_EQ(VerifyTestInterface(client_b), ZX_ERR_PEER_CLOSED);
54 }
55
TEST_F(ScopedServicePublisherTest,PseudoDir)56 TEST_F(ScopedServicePublisherTest, PseudoDir) {
57 vfs::PseudoDir directory;
58 fidl::InterfaceHandle<fuchsia::io::Directory> directory_handle;
59 directory.Serve(fuchsia::io::OpenFlags::RIGHT_READABLE |
60 fuchsia::io::OpenFlags::RIGHT_WRITABLE,
61 directory_handle.NewRequest().TakeChannel());
62 sys::ServiceDirectory services(std::move(directory_handle));
63
64 fidl::InterfacePtr<testfidl::TestInterface> client_a;
65
66 {
67 ScopedServicePublisher<testfidl::TestInterface> publisher(
68 &directory, test_service_.bindings().GetHandler(&test_service_));
69 client_a = services.Connect<testfidl::TestInterface>();
70 EXPECT_EQ(VerifyTestInterface(client_a), ZX_OK);
71 }
72
73 // Existing channels remain valid after the publisher goes out of scope.
74 EXPECT_EQ(VerifyTestInterface(client_a), ZX_OK);
75
76 // New connection attempts will be dropped.
77 auto client_b = services.Connect<testfidl::TestInterface>();
78 EXPECT_EQ(VerifyTestInterface(client_b), ZX_ERR_PEER_CLOSED);
79 }
80
81 } // namespace base
82