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1# Copyright (C) 2016 The Android Open Source Project
2#
3# Licensed under the Apache License, Version 2.0 (the "License");
4# you may not use this file except in compliance with the License.
5# You may obtain a copy of the License at
6#
7#      http://www.apache.org/licenses/LICENSE-2.0
8#
9# Unless required by applicable law or agreed to in writing, software
10# distributed under the License is distributed on an "AS IS" BASIS,
11# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12# See the License for the specific language governing permissions and
13# limitations under the License.
14
15import bootctl
16import shelltest
17import sys
18import unittest
19
20# Note: In order to run these tests, the device must be able to boot
21# from all slots on the device.
22class HalTest(shelltest.ShellTest):
23    def __init__(self, *args, **kwargs):
24        super(HalTest, self).__init__(*args, **kwargs)
25        self.bootctl = bootctl.Bootctl(self.device)
26
27    def test_slots(self):
28        """Test that all slots are reported and named uniquely."""
29
30        self.device.root()
31        self.device.wait()
32        num_slots = self.bootctl.get_number_slots()
33        suffixes = dict()
34        for slot in range(num_slots):
35            suffix = self.bootctl.get_suffix(slot)
36            self.assertNotEqual(suffix, "(null)")
37            suffixes[suffix] = slot
38        self.assertEqual(len(suffixes), num_slots)
39
40    def test_mark_successful(self):
41        """Ensure mark successful works, and persists on reboot.
42
43        Ensure that mark_successful will mark the slot as
44        successful, and that the HAL sees this. First resets
45        slot-successful by setting the active slot to the current one."""
46
47        self.device.root()
48        self.device.wait()
49        slot = self.bootctl.get_current_slot()
50        self.assertTrue(self.bootctl.set_active_boot_slot(slot))
51        self.assertFalse(self.bootctl.is_slot_marked_successful(slot))
52        self.assertTrue(self.bootctl.mark_boot_successful())
53        self.assertTrue(self.bootctl.is_slot_marked_successful(slot))
54        self.device.reboot()
55        self.device.wait()
56        self.device.root()
57        self.device.wait()
58        self.assertTrue(self.bootctl.is_slot_marked_successful(slot))
59
60    def test_switch_slots(self):
61        """Test that setActiveBootSlot works and persists
62
63        Ensure switching slots works, and that setting the slot does not
64        change the reported slot until the reboot."""
65
66        # Cycle through all slots once
67        num_slots = self.bootctl.get_number_slots()
68        for i in range(num_slots):
69            self.device.root()
70            self.device.wait()
71            slot = self.bootctl.get_current_slot()
72            new_slot = (slot + 1) % num_slots
73            self.assertTrue(self.bootctl.set_active_boot_slot(new_slot))
74            slot2 = self.bootctl.get_current_slot()
75            self.assertEqual(slot, slot2)
76            self.device.reboot()
77            self.device.wait()
78            self.device.root()
79            self.device.wait()
80            self.assertEqual(new_slot, self.bootctl.get_current_slot())
81
82    def test_unbootable(self):
83        """Test setSlotAsUnbootable
84
85        Test that the device will attempt to roll back to a valid slot if
86        the current slot is unbootable."""
87
88        # Cycle through all slots once
89        num_slots = self.bootctl.get_number_slots()
90        for i in range(num_slots):
91            self.device.root()
92            self.device.wait()
93            slot = self.bootctl.get_current_slot()
94            new_slot = (slot + 1) % num_slots
95            self.device.root()
96            self.device.wait()
97            self.assertTrue(self.bootctl.set_active_boot_slot(new_slot))
98            self.assertTrue(self.bootctl.is_slot_bootable(new_slot))
99            self.assertTrue(self.bootctl.set_slot_as_unbootable_slot(new_slot))
100            self.assertFalse(self.bootctl.is_slot_bootable(new_slot))
101            self.device.reboot()
102            self.device.wait()
103            self.device.root()
104            self.device.wait()
105            self.assertEqual(slot, self.bootctl.get_current_slot())
106            self.assertFalse(self.bootctl.is_slot_bootable(new_slot))
107            self.assertTrue(self.bootctl.set_active_boot_slot(new_slot))
108            self.assertTrue(self.bootctl.is_slot_bootable(new_slot))
109            self.device.reboot()
110            self.device.wait()
111            self.device.root()
112            self.device.wait()
113            self.assertEqual(new_slot, self.bootctl.get_current_slot());
114
115if __name__ == '__main__':
116    unittest.main(verbosity=3)
117