legacy: Add common/base_bind_unittest.cc

    ],

    srcs: [

        "address_obfuscator_unittest.cc",

        "base_bind_unittest.cc",

        "leaky_bonded_queue_unittest.cc",

        "lru_unittest.cc",

        "message_loop_thread_unittest.cc",

/*

 * Copyright 2021 The Android Open Source Project

 *

 * Licensed under the Apache License, Version 2.0 (the "License");

 * you may not use this file except in compliance with the License.

 * You may obtain a copy of the License at

 *

 *      http://www.apache.org/licenses/LICENSE-2.0

 *

 * Unless required by applicable law or agreed to in writing, software

 * distributed under the License is distributed on an "AS IS" BASIS,

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

 * See the License for the specific language governing permissions and

 * limitations under the License.

 */

#include <base/bind.h>

#include <base/callback.h>

#include <base/threading/platform_thread.h>

#include <gtest/gtest.h>

#include <sys/capability.h>

#include <syscall.h>

#include <condition_variable>

#include <memory>

#include <mutex>

#include "osi/include/log.h"

class BaseBindThreadTest : public ::testing::Test {

 public:

 protected:

};

namespace {

struct Vars {

  int a{0};

  int b{0};

  int c{0};

  bool operator==(const Vars& rhs) const {

    return (a == rhs.a && b == rhs.b && c == rhs.c);

  }

} g_vars;

void func() {}

void func_a(int a) { g_vars.a = a; }

void func_ab(int a, int b) {

  func_a(a);

  g_vars.b = b;

}

void func_abc(int a, int b, int c) {

  func_ab(a, b);

  g_vars.c = c;

}

}  // namespace

TEST_F(BaseBindThreadTest, simple) {

  struct Vars v;

  g_vars = {};

  base::Callback<void()> cb0 = base::Bind(&func);

  cb0.Run();

  ASSERT_EQ(g_vars, v);

  v = {};

  v.a = 1;

  g_vars = {};

  base::Callback<void()> cb1 = base::Bind(&func_a, 1);

  cb1.Run();

  ASSERT_EQ(g_vars, v);

  v = {};

  v.a = 1;

  v.b = 2;

  g_vars = {};

  base::Callback<void()> cb2 = base::Bind(&func_ab, 1, 2);

  cb2.Run();

  ASSERT_EQ(g_vars, v);

  v = {};

  v.a = 1;

  v.b = 2;

  v.c = 3;

  g_vars = {};

  base::Callback<void()> cb3 = base::Bind(&func_abc, 1, 2, 3);

  cb3.Run();

  ASSERT_EQ(g_vars, v);

}

TEST_F(BaseBindThreadTest, bind_first_arg) {

  struct Vars v;

  g_vars = {};

  base::Callback<void()> cb0 = base::Bind(&func);

  cb0.Run();

  ASSERT_EQ(g_vars, v);

  v = {};

  v.a = 1;

  g_vars = {};

  base::Callback<void()> cb1 = base::Bind(&func_a, 1);

  cb1.Run();

  ASSERT_EQ(g_vars, v);

  v = {};

  v.a = 1;

  v.b = 2;

  g_vars = {};

  base::Callback<void(int)> cb2 = base::Bind(&func_ab, 1);

  cb2.Run(2);

  ASSERT_EQ(g_vars, v);

  v = {};

  v.a = 1;

  v.b = 2;

  v.c = 3;

  g_vars = {};

  base::Callback<void(int, int)> cb3 = base::Bind(&func_abc, 1);

  cb3.Run(2, 3);

  ASSERT_EQ(g_vars, v);

}