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1#!/usr/bin/env python3
2
3from __future__ import print_function
4
5from vndk_definition_tool import (PT_SYSTEM, PT_VENDOR)
6
7from .compat import StringIO, TestCase, patch
8from .utils import GraphBuilder
9
10
11class ELFLinkerVNDKTest(TestCase):
12    def test_normalize_partition_tags_bad_vendor_deps(self):
13        """Check whether normalize_partition_tags() hides the dependencies from
14        the system partition to the vendor partition if the dependencies are
15        not SP-HAL libraries."""
16
17        gb = GraphBuilder()
18        libfwk = gb.add_lib32(PT_SYSTEM, 'libfwk', dt_needed=['libvnd.so'])
19        libvnd = gb.add_lib32(PT_VENDOR, 'libvnd')
20        gb.resolve()
21
22        self.assertIn(libvnd, libfwk.deps_needed)
23        self.assertIn(libfwk, libvnd.users_needed)
24
25        stderr = StringIO()
26        with patch('sys.stderr', stderr):
27            gb.graph.normalize_partition_tags(set(), None)
28
29        self.assertRegex(
30            stderr.getvalue(),
31            'error: .*: system exe/lib must not depend on vendor lib .*.  '
32            'Assume such dependency does not exist.')
33
34        self.assertNotIn(libvnd, libfwk.deps_needed)
35        self.assertNotIn(libfwk, libvnd.users_needed)
36
37        self.assertIn(libvnd, libfwk.deps_needed_hidden)
38        self.assertIn(libfwk, libvnd.users_needed_hidden)
39
40        self.assertIn(libvnd, libfwk.deps_all)
41        self.assertIn(libvnd, libfwk.deps_needed_all)
42        self.assertNotIn(libvnd, libfwk.deps_good)
43
44        self.assertIn(libfwk, libvnd.users_all)
45        self.assertIn(libfwk, libvnd.users_needed_all)
46        self.assertNotIn(libfwk, libvnd.users_good)
47
48
49    def test_normalize_partition_tags_sp_hal(self):
50        """Check whether normalize_partition_tags() keep dependencies to SP-HAL
51        libraries as-is."""
52
53        gb = GraphBuilder()
54        libfwk = gb.add_lib32(PT_SYSTEM, 'libfwk', dt_needed=['libsphal.so'])
55        libsphal = gb.add_lib32(PT_VENDOR, 'libsphal')
56        gb.resolve()
57
58        self.assertIn(libsphal, libfwk.deps_needed)
59        self.assertIn(libfwk, libsphal.users_needed)
60
61        gb.graph.normalize_partition_tags({libsphal}, None)
62
63        # SP-HALs should be kept as-is.
64        self.assertIn(libsphal, libfwk.deps_needed)
65        self.assertIn(libfwk, libsphal.users_needed)
66
67
68    def test_vndk(self):
69        """Check the computation of vndk without generic references."""
70
71        gb = GraphBuilder()
72        gb.add_lib32(PT_SYSTEM, 'libfwk')
73        libvndk = gb.add_lib32(PT_SYSTEM, 'libvndk', extra_dir='vndk')
74        libvndk_sp = gb.add_lib32(PT_SYSTEM, 'libutils', extra_dir='vndk-sp')
75        libvnd = gb.add_lib32(PT_VENDOR, 'libvnd',
76                              dt_needed=['libvndk.so', 'libutils.so'])
77        gb.resolve()
78
79        self.assertIn(libvndk, libvnd.deps_all)
80        self.assertIn(libvndk_sp, libvnd.deps_all)
81
82        vndk_sets = gb.graph.compute_degenerated_vndk(None)
83
84        self.assertIn(libvndk, vndk_sets.vndk)
85        self.assertIn(libvndk_sp, vndk_sets.vndk_sp)
86
87
88    def test_vndk_bad_vendor_deps(self):
89        """Check the computation of vndk without generic references."""
90
91        gb = GraphBuilder()
92
93        libvndk = gb.add_lib32(
94            PT_SYSTEM, 'libvndk', dt_needed=['libvnd_bad.so'],
95            extra_dir='vndk')
96
97        libvndk_sp = gb.add_lib32(
98            PT_SYSTEM, 'libutils', dt_needed=['libvnd_bad.so'],
99            extra_dir='vndk-sp')
100
101        libvnd_bad = gb.add_lib32(PT_VENDOR, 'libvnd_bad', extra_dir='vndk-sp')
102
103        gb.resolve()
104
105        self.assertIn(libvnd_bad, libvndk.deps_all)
106        self.assertIn(libvnd_bad, libvndk_sp.deps_all)
107
108        with patch('sys.stderr', StringIO()):
109            vndk_sets = gb.graph.compute_degenerated_vndk(None)
110
111        self.assertNotIn(libvnd_bad, vndk_sets.vndk)
112        self.assertNotIn(libvnd_bad, vndk_sets.vndk_sp)
113
114
115    def test_ll_ndk_indirect_without_sp_hal(self):
116        """Check the computation of ll_ndk_indirect excludes sp_hal."""
117
118        gb = GraphBuilder()
119        libEGL = gb.add_lib32(PT_SYSTEM, 'libEGL',
120                              dt_needed=['libEGL_dep.so'])
121        libEGL_dep = gb.add_lib32(PT_SYSTEM, 'libEGL_dep')
122        libEGL_chipset = gb.add_lib32(PT_VENDOR, 'libEGL_chipset',
123                                      extra_dir='egl',
124                                      dt_needed=['libEGL.so'])
125        gb.resolve()
126
127        libEGL.add_dlopen_dep(libEGL_chipset)
128
129        vndk_sets = gb.graph.compute_degenerated_vndk(None)
130
131        self.assertIn(libEGL, vndk_sets.ll_ndk)
132        self.assertIn(libEGL_dep, vndk_sets.ll_ndk_indirect)
133        self.assertIn(libEGL_chipset, vndk_sets.sp_hal)
134
135        self.assertNotIn(libEGL_chipset, vndk_sets.ll_ndk_indirect)
136