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 "update_engine/boot_control_chromeos.h"
18
19 #include <gtest/gtest.h>
20
21 namespace chromeos_update_engine {
22
23 class BootControlChromeOSTest : public ::testing::Test {
24 protected:
SetUp()25 void SetUp() override {
26 // We don't run Init() for bootctl_, we set its internal values instead.
27 bootctl_.num_slots_ = 2;
28 bootctl_.current_slot_ = 0;
29 bootctl_.boot_disk_name_ = "/dev/null";
30 }
31
32 BootControlChromeOS bootctl_; // BootControlChromeOS under test.
33 };
34
TEST_F(BootControlChromeOSTest,SysfsBlockDeviceTest)35 TEST_F(BootControlChromeOSTest, SysfsBlockDeviceTest) {
36 EXPECT_EQ("/sys/block/sda", bootctl_.SysfsBlockDevice("/dev/sda"));
37 EXPECT_EQ("", bootctl_.SysfsBlockDevice("/foo/sda"));
38 EXPECT_EQ("", bootctl_.SysfsBlockDevice("/dev/foo/bar"));
39 EXPECT_EQ("", bootctl_.SysfsBlockDevice("/"));
40 EXPECT_EQ("", bootctl_.SysfsBlockDevice("./"));
41 EXPECT_EQ("", bootctl_.SysfsBlockDevice(""));
42 }
43
TEST_F(BootControlChromeOSTest,GetPartitionNumberTest)44 TEST_F(BootControlChromeOSTest, GetPartitionNumberTest) {
45 // The partition name should not be case-sensitive.
46 EXPECT_EQ(2, bootctl_.GetPartitionNumber("kernel", 0));
47 EXPECT_EQ(2, bootctl_.GetPartitionNumber("boot", 0));
48 EXPECT_EQ(2, bootctl_.GetPartitionNumber("KERNEL", 0));
49 EXPECT_EQ(2, bootctl_.GetPartitionNumber("BOOT", 0));
50
51 EXPECT_EQ(3, bootctl_.GetPartitionNumber("ROOT", 0));
52 EXPECT_EQ(3, bootctl_.GetPartitionNumber("system", 0));
53
54 EXPECT_EQ(3, bootctl_.GetPartitionNumber("ROOT", 0));
55 EXPECT_EQ(3, bootctl_.GetPartitionNumber("system", 0));
56
57 // Slot B.
58 EXPECT_EQ(4, bootctl_.GetPartitionNumber("KERNEL", 1));
59 EXPECT_EQ(5, bootctl_.GetPartitionNumber("ROOT", 1));
60
61 // Slot C doesn't exists.
62 EXPECT_EQ(-1, bootctl_.GetPartitionNumber("KERNEL", 2));
63 EXPECT_EQ(-1, bootctl_.GetPartitionNumber("ROOT", 2));
64
65 // Non A/B partitions are ignored.
66 EXPECT_EQ(-1, bootctl_.GetPartitionNumber("OEM", 0));
67 EXPECT_EQ(-1, bootctl_.GetPartitionNumber("A little panda", 0));
68 }
69
70 } // namespace chromeos_update_engine
71