1/*
2 * Copyright (C) 2016 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17#include <gtest/gtest.h>
18
19#include "socket.h"
20#include "sysdeps.h"
21
22class FdeventTest : public ::testing::Test {
23  protected:
24    int dummy = -1;
25
26    static void SetUpTestCase() {
27#if !defined(_WIN32)
28        ASSERT_NE(SIG_ERR, signal(SIGPIPE, SIG_IGN));
29#endif
30    }
31
32    void SetUp() override {
33        fdevent_reset();
34        ASSERT_EQ(0u, fdevent_installed_count());
35    }
36
37    // Register a dummy socket used to wake up the fdevent loop to tell it to die.
38    void PrepareThread() {
39        int dummy_fds[2];
40        if (adb_socketpair(dummy_fds) != 0) {
41            FAIL() << "failed to create socketpair: " << strerror(errno);
42        }
43
44        asocket* dummy_socket = create_local_socket(dummy_fds[1]);
45        if (!dummy_socket) {
46            FAIL() << "failed to create local socket: " << strerror(errno);
47        }
48        dummy_socket->ready(dummy_socket);
49        dummy = dummy_fds[0];
50    }
51
52    size_t GetAdditionalLocalSocketCount() {
53#if ADB_HOST
54        // dummy socket installed in PrepareThread()
55        return 1;
56#else
57        // dummy socket and one more socket installed in fdevent_subproc_setup()
58        return 2;
59#endif
60    }
61
62    void TerminateThread(adb_thread_t thread) {
63        fdevent_terminate_loop();
64        ASSERT_TRUE(WriteFdExactly(dummy, "", 1));
65        ASSERT_TRUE(adb_thread_join(thread));
66        ASSERT_EQ(0, adb_close(dummy));
67    }
68};
69