1 /*
2  * Copyright (C) 2015 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 "command.h"
20 
21 class MockCommand : public Command {
22  public:
23   MockCommand() : Command("mock", "mock_short_help", "mock_long_help") {
24   }
25 
26   bool Run(const std::vector<std::string>&) override {
27     return true;
28   }
29 };
30 
31 TEST(command, CreateCommandInstance) {
32   ASSERT_TRUE(CreateCommandInstance("mock1") == nullptr);
33   RegisterCommand("mock1", [] { return std::unique_ptr<Command>(new MockCommand); });
34   ASSERT_TRUE(CreateCommandInstance("mock1") != nullptr);
35   UnRegisterCommand("mock1");
36   ASSERT_TRUE(CreateCommandInstance("mock1") == nullptr);
37 }
38 
39 TEST(command, GetAllCommands) {
40   size_t command_count = GetAllCommandNames().size();
41   RegisterCommand("mock1", [] { return std::unique_ptr<Command>(new MockCommand); });
42   ASSERT_EQ(command_count + 1, GetAllCommandNames().size());
43   UnRegisterCommand("mock1");
44   ASSERT_EQ(command_count, GetAllCommandNames().size());
45 }
46 
47 TEST(command, GetValueForOption) {
48   MockCommand command;
49   uint64_t value;
50   size_t i;
51   for (bool allow_suffixes : {true, false}) {
52     i = 0;
53     ASSERT_TRUE(command.GetUintOption({"-s", "156"}, &i, &value, 0,
54                                       std::numeric_limits<uint64_t>::max(), allow_suffixes));
55     ASSERT_EQ(i, 1u);
56     ASSERT_EQ(value, 156u);
57   }
58   i = 0;
59   ASSERT_TRUE(command.GetUintOption({"-s", "156k"}, &i, &value, 0,
60                                     std::numeric_limits<uint64_t>::max(), true));
61   ASSERT_EQ(value, 156 * (1ULL << 10));
62   i = 0;
63   ASSERT_FALSE(command.GetUintOption({"-s"}, &i, &value));
64   i = 0;
65   ASSERT_FALSE(command.GetUintOption({"-s", "0"}, &i, &value, 1));
66   i = 0;
67   ASSERT_FALSE(command.GetUintOption({"-s", "156"}, &i, &value, 0, 155));
68   i = 0;
69   double double_value;
70   ASSERT_TRUE(command.GetDoubleOption({"-s", "3.2"}, &i, &double_value, 0, 4));
71   ASSERT_DOUBLE_EQ(double_value, 3.2);
72 }
73