def test_pwd(self):
path = pathlib.Path("/bin/pwd")
deps = lddwrap.list_dependencies(path=path)
expected_deps = [
lddwrap.Dependency(soname="linux-vdso.so.1",
path=None,
found=True,
mem_address="",
unused=None),
lddwrap.Dependency(
soname="libc.so.6",
path=pathlib.Path("/lib/x86_64-linux-gnu/libc.so.6"),
found=True,
mem_address="",
unused=None),
lddwrap.Dependency(
soname=None,
path=pathlib.Path("/lib64/ld-linux-x86-64.so.2"),
found=True,
mem_address="",
unused=None)
]
for dep in deps:
for exp_dep in expected_deps:
if exp_dep.soname == dep.soname:
self.assertTrue(
dependencies_equal(dep, exp_dep),
"Incorrect dependency, expected {}\ngot {}".format(
exp_dep, dep))
break
def test_with_fantasy_unused(self):
"""Test against a fantasy executable with fantasy unused."""
# pylint: disable=line-too-long
with tests.MockLdd(out=textwrap.dedent('''\
\tlinux-vdso.so.1 (0x00007ffd66ce2000)
\tlibm.so.6 => /lib64/libm.so.6 (0x00007f72b7e76000)\n'''
),
out_unused=textwrap.dedent('''\
Unused direct dependencies:
\t/lib64/libm.so.6\n''')):
# pylint: enable=line-too-long
deps = lddwrap.list_dependencies(path=pathlib.Path("/bin/dir"),
unused=True)
unused = [dep for dep in deps if dep.unused]
expected_unused = [
lddwrap.Dependency(soname="libm.so.6",
path=pathlib.Path("/lib64/libm.so.6"),
found=True,
mem_address="0x00007f72b7e76000",
unused=True)
]
self.assertEqual(len(expected_unused), len(unused))
for i, (dep, exp_dep) in enumerate(zip(unused, expected_unused)):
self.assertListEqual(
[], diff_dependencies(ours=dep, theirs=exp_dep),
"Mismatch at the unused dependency {}".format(i))
def test_json(self):
deps = [] # type: List[lddwrap.Dependency]
for index in range(2):
deps.append(
lddwrap.Dependency(found=True,
soname='lib{}.so'.format(index),
path=pathlib.Path(
'/bin/lib{}.so'.format(index)),
mem_address=hex(index),
unused=False))
buf = io.StringIO()
stream = cast(TextIO, buf)
lddwrap._output_json(deps=deps, stream=stream)
expected_output = textwrap.dedent("""\
[
{
"soname": "lib0.so",
"path": "/bin/lib0.so",
"found": true,
"mem_address": "0x0",
"unused": false
},
{
"soname": "lib1.so",
"path": "/bin/lib1.so",
"found": true,
"mem_address": "0x1",
"unused": false
}
]""")
output = textwrap.dedent(buf.getvalue())
self.assertEqual(expected_output, output)
def test_pwd(self):
"""Test parsing the captured output of ``ldd`` on ``/bin/pwd``."""
with tests.MockLdd(out=textwrap.dedent('''\
\tlinux-vdso.so.1 (0x00007ffe0953f000)
\tlibc.so.6 => /lib/x86_64-linux-gnu/libc.so.6 (0x00007fd548353000)
\t/lib64/ld-linux-x86-64.so.2 (0x00007fd54894d000)\n'''),
out_unused=''):
deps = lddwrap.list_dependencies(path=pathlib.Path('/bin/pwd'),
unused=False)
expected_deps = [
lddwrap.Dependency(soname="linux-vdso.so.1",
path=None,
found=True,
mem_address="0x00007ffe0953f000",
unused=None),
lddwrap.Dependency(
soname='libc.so.6',
path=pathlib.Path("/lib/x86_64-linux-gnu/libc.so.6"),
found=True,
mem_address="0x00007fd548353000",
unused=None),
lddwrap.Dependency(
soname=None,
path=pathlib.Path("/lib64/ld-linux-x86-64.so.2"),
found=True,
mem_address="0x00007fd54894d000",
unused=None)
]
self.assertEqual(len(expected_deps), len(deps))
for i, (dep, expected_dep) in enumerate(zip(deps, expected_deps)):
self.assertListEqual([],
diff_dependencies(ours=dep,
theirs=expected_dep),
"Mismatch at the dependency {}".format(i))
def test_json_format(self):
deps = [] # type: List[lddwrap.Dependency]
for index in range(2):
deps.append(
lddwrap.Dependency(found=True,
soname='lib{}.so'.format(index),
path=pathlib.Path(
'/bin/lib{}.so'.format(index)),
mem_address=hex(index),
unused=False))
buf = io.StringIO()
stream = cast(TextIO, buf)
json.dump(obj=[dep.as_mapping() for dep in deps], fp=stream, indent=2)
try:
json.loads(buf.getvalue())
except ValueError:
self.fail("The following data was not in json format\n\n{}".format(
buf.getvalue()))
def test_verbose(self):
deps = [] # type: List[lddwrap.Dependency]
for index in range(3):
deps.append(
lddwrap.Dependency(found=True,
soname='lib{}.so'.format(index),
path=pathlib.Path(
'/bin/lib{}.so'.format(index)),
mem_address=hex(index),
unused=False))
buf = io.StringIO()
stream = cast(TextIO, buf)
lddwrap._output_verbose(deps=deps, stream=stream)
# pylint: disable=trailing-whitespace
expected_output = textwrap.dedent("""\
soname | path | found | mem_address | unused
--------+--------------+-------+-------------+-------
lib0.so | /bin/lib0.so | True | 0x0 | False
lib1.so | /bin/lib1.so | True | 0x1 | False
lib2.so | /bin/lib2.so | True | 0x2 | False """)
output = textwrap.dedent(buf.getvalue())
self.assertEqual(expected_output, output)
def test_parse_line(self):
# yapf: disable
lines = [
"libstdc++.so.6 => /usr/lib/x86_64-linux-gnu/libstdc++.so.6 "
"(0x00007f9a19d8a000)",
"/lib64/ld-linux-x86-64.so.2 (0x00007f9a1a329000)",
"libboost_program_options.so.1.62.0 => not found",
"linux-vdso.so.1 => (0x00007ffd7c7fd000)",
"libopencv_stitching.so.3.3 => not found",
"libstdc++.so.6 => /usr/lib/x86_64-linux-gnu/libstdc++.so.6 "
"(0x00007f4b78462000)",
"libz.so.1 => not found",
"../build/debug/libextstr.so => not found",
"/home/user/lib/liblmdb.so => not found"
]
# yapf: enable
expected_deps = [
lddwrap.Dependency(
soname="libstdc++.so.6",
path=pathlib.Path("/usr/lib/x86_64-linux-gnu/libstdc++.so.6"),
found=True,
mem_address="0x00007f9a19d8a000",
unused=None),
lddwrap.Dependency(
soname=None,
path=pathlib.Path("/lib64/ld-linux-x86-64.so.2"),
found=True,
mem_address="0x00007f9a1a329000",
unused=None),
lddwrap.Dependency(soname="libboost_program_options.so.1.62.0",
path=None,
found=False,
mem_address=None,
unused=None),
lddwrap.Dependency(soname="linux-vdso.so.1",
path=None,
found=True,
mem_address="0x00007ffd7c7fd000",
unused=None),
lddwrap.Dependency(soname="libopencv_stitching.so.3.3",
path=None,
found=False,
mem_address=None,
unused=None),
lddwrap.Dependency(
soname="libstdc++.so.6",
path=pathlib.Path("/usr/lib/x86_64-linux-gnu/libstdc++.so.6"),
found=True,
mem_address="0x00007f4b78462000",
unused=None),
lddwrap.Dependency(soname="libz.so.1",
path=None,
found=False,
mem_address=None),
lddwrap.Dependency(
soname=None,
path=pathlib.Path("../build/debug/libextstr.so"),
found=False,
mem_address=None,
unused=None),
lddwrap.Dependency(soname=None,
path=pathlib.Path("/home/user/lib/liblmdb.so"),
found=False,
mem_address=None,
unused=None)
]
for i, line in enumerate(lines):
# pylint: disable=protected-access
dep = lddwrap._parse_line(line=line)
self.assertListEqual(
[], diff_dependencies(ours=dep, theirs=expected_deps[i]),
"Incorrect dependency read from the line {} {!r}".format(
i + 1, line))
def test_bin_dir(self):
"""Test parsing the captured output of ``ldd`` on ``/bin/dir``."""
# pylint: disable=line-too-long
with tests.MockLdd(out=textwrap.dedent('''\
\tlinux-vdso.so.1 (0x00007ffd66ce2000)
\tlibselinux.so.1 => /lib/x86_64-linux-gnu/libselinux.so.1 (0x00007f72b88fc000)
\tlibc.so.6 => /lib/x86_64-linux-gnu/libc.so.6 (0x00007f72b850b000)
\tlibpcre.so.3 => /lib/x86_64-linux-gnu/libpcre.so.3 (0x00007f72b8299000)
\tlibdl.so.2 => /lib/x86_64-linux-gnu/libdl.so.2 (0x00007f72b8095000)
\t/lib64/ld-linux-x86-64.so.2 (0x00007f72b8d46000)
\tlibpthread.so.0 => /lib/x86_64-linux-gnu/libpthread.so.0 (0x00007f72b7e76000)\n'''
),
out_unused=''):
# pylint: enable=line-too-long
deps = lddwrap.list_dependencies(path=pathlib.Path('/bin/dir'),
unused=False)
expected_deps = [
lddwrap.Dependency(soname="linux-vdso.so.1",
path=None,
found=True,
mem_address="0x00007ffd66ce2000",
unused=None),
lddwrap.Dependency(
soname="libselinux.so.1",
path=pathlib.Path("/lib/x86_64-linux-gnu/libselinux.so.1"),
found=True,
mem_address="0x00007f72b88fc000",
unused=None),
lddwrap.Dependency(
soname="libc.so.6",
path=pathlib.Path("/lib/x86_64-linux-gnu/libc.so.6"),
found=True,
mem_address="0x00007f72b850b000",
unused=None),
lddwrap.Dependency(
soname="libpcre.so.3",
path=pathlib.Path("/lib/x86_64-linux-gnu/libpcre.so.3"),
found=True,
mem_address="0x00007f72b8299000",
unused=None),
lddwrap.Dependency(
soname="libdl.so.2",
path=pathlib.Path("/lib/x86_64-linux-gnu/libdl.so.2"),
found=True,
mem_address="0x00007f72b8095000",
unused=None),
lddwrap.Dependency(
soname=None,
path=pathlib.Path("/lib64/ld-linux-x86-64.so.2"),
found=True,
mem_address="0x00007f72b8d46000",
unused=None),
lddwrap.Dependency(
soname="libpthread.so.0",
path=pathlib.Path("/lib/x86_64-linux-gnu/libpthread.so.0"),
found=True,
mem_address="0x00007f72b7e76000",
unused=None),
]
self.assertEqual(len(expected_deps), len(deps))
for i, (dep, expected_dep) in enumerate(zip(deps, expected_deps)):
self.assertListEqual([],
diff_dependencies(ours=dep,
theirs=expected_dep),
"Mismatch at the dependency {}".format(i))