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 "menu_control_options.h"
18
19 #include <memory>
20
21 #include <gmock/gmock.h>
22 #include <gtest/gtest.h>
23 #include <hardware/camera3.h>
24
25 #include "default_option_delegate_mock.h"
26
27 using testing::Return;
28 using testing::SetArgPointee;
29 using testing::Test;
30 using testing::_;
31
32 namespace v4l2_camera_hal {
33
34 class MenuControlOptionsTest : public Test {
35 protected:
SetUp()36 virtual void SetUp() {
37 mock_defaults_.reset(new DefaultOptionDelegateMock<int>());
38 dut_.reset(new MenuControlOptions<int>(options_, mock_defaults_));
39 }
40
41 std::unique_ptr<MenuControlOptions<int>> dut_;
42 const std::vector<int> options_{1, 10, 19, 30};
43 std::shared_ptr<DefaultOptionDelegateMock<int>> mock_defaults_;
44 };
45
TEST_F(MenuControlOptionsTest,MetadataRepresentation)46 TEST_F(MenuControlOptionsTest, MetadataRepresentation) {
47 // Technically order doesn't matter, but this is faster to write,
48 // and still passes.
49 EXPECT_EQ(dut_->MetadataRepresentation(), options_);
50 }
51
TEST_F(MenuControlOptionsTest,IsSupported)52 TEST_F(MenuControlOptionsTest, IsSupported) {
53 for (auto option : options_) {
54 EXPECT_TRUE(dut_->IsSupported(option));
55 }
56 // And at least one unsupported.
57 EXPECT_FALSE(dut_->IsSupported(99));
58 }
59
TEST_F(MenuControlOptionsTest,DelegateDefaultValue)60 TEST_F(MenuControlOptionsTest, DelegateDefaultValue) {
61 int template_index = 3;
62 int expected = options_[2];
63 ASSERT_TRUE(dut_->IsSupported(expected));
64 EXPECT_CALL(*mock_defaults_, DefaultValueForTemplate(template_index, _))
65 .WillOnce(DoAll(SetArgPointee<1>(expected), Return(true)));
66 int actual = expected - 1;
67 EXPECT_EQ(dut_->DefaultValueForTemplate(template_index, &actual), 0);
68 EXPECT_EQ(actual, expected);
69 }
70
TEST_F(MenuControlOptionsTest,InvalidDelegateDefaultValue)71 TEST_F(MenuControlOptionsTest, InvalidDelegateDefaultValue) {
72 // -1 is not a supported option.
73 int template_index = 3;
74 int default_val = -1;
75 ASSERT_FALSE(dut_->IsSupported(default_val));
76
77 EXPECT_CALL(*mock_defaults_, DefaultValueForTemplate(template_index, _))
78 .WillOnce(DoAll(SetArgPointee<1>(default_val), Return(true)));
79
80 int actual = default_val;
81 EXPECT_EQ(dut_->DefaultValueForTemplate(template_index, &actual), 0);
82 // Should just give any supported option instead.
83 EXPECT_TRUE(dut_->IsSupported(actual));
84 }
85
TEST_F(MenuControlOptionsTest,NoDelegateDefaultValue)86 TEST_F(MenuControlOptionsTest, NoDelegateDefaultValue) {
87 int template_index = 3;
88 int actual = -1;
89 ASSERT_FALSE(dut_->IsSupported(actual));
90
91 // Have delegate error.
92 EXPECT_CALL(*mock_defaults_, DefaultValueForTemplate(template_index, _))
93 .WillOnce(Return(false));
94
95 // Should still give *some* supported value.
96 EXPECT_EQ(dut_->DefaultValueForTemplate(template_index, &actual), 0);
97 EXPECT_TRUE(dut_->IsSupported(actual));
98 }
99
TEST_F(MenuControlOptionsTest,NoDefaultValue)100 TEST_F(MenuControlOptionsTest, NoDefaultValue) {
101 // Invalid options don't have a valid default.
102 MenuControlOptions<int> bad_options({}, mock_defaults_);
103 for (int i = 1; i < CAMERA3_TEMPLATE_COUNT; ++i) {
104 int value = -1;
105 EXPECT_EQ(bad_options.DefaultValueForTemplate(i, &value), -ENODEV);
106 }
107 }
108
109 } // namespace v4l2_camera_hal
110