def test_reset_except_root(self, arch):
soname_cache = elf.SonameCache()
soname_cache[arch, "soname.so"] = Path("/fake/path/soname.so")
soname_cache[arch, "soname2.so"] = Path("/keep/me/soname2.so")
soname_cache[arch, "notfound.so"] = None # type: ignore
assert (arch, "soname.so") in soname_cache
assert (arch, "soname2.so") in soname_cache
assert (arch, "notfound.so") in soname_cache
soname_cache.reset_except_root("/keep/me")
assert (arch, "soname.so") not in soname_cache
assert (arch, "notfound.so") not in soname_cache
assert (arch, "soname2.so") in soname_cache
def test_get_libraries_with_soname_cache(self, new_dir, fake_elf,
fake_libs):
elf_file = fake_elf("fake_elf-2.23")
arch = ("ELFCLASS64", "ELFDATA2LSB", "EM_X86_64")
soname_cache = elf.SonameCache()
soname_cache[arch, "bar.so.2"] = Path("/lib/bar.so.2")
libs = elf_file.load_dependencies(
root_path=new_dir,
base_path=new_dir / "core",
arch_triplet="x86_64-linux-gnu",
content_dirs=[],
soname_cache=soname_cache,
)
# With no cache this would have returned '/usr/lib/bar.so.2'
assert libs == {str(fake_libs["foo.so.1"]), "/lib/bar.so.2"}
def test_is_valid_elf_ignores_corrupt_files(self, mocker, new_dir,
fake_elf):
soname = "libssl.so.1.0.0"
soname_path = new_dir / soname
fake_elf(soname)
library = _Library(
soname=soname,
soname_path=soname_path,
search_paths=[new_dir],
base_path=Path("/snap/core20/current"),
arch_tuple=("ELFCLASS64", "ELFDATA2LSB", "EM_X86_64"),
soname_cache=elf.SonameCache(),
)
assert library._is_valid_elf(soname_path) is True
mocker.patch(
"snapcraft.elf._elf_file.ElfFile",
side_effect=errors.CorruptedElfFile(path=soname_path,
error=RuntimeError()),
)
assert library._is_valid_elf(soname_path) is False
def test_error(self, key, partial_message):
soname_cache = elf.SonameCache()
with pytest.raises(EnvironmentError) as raised:
soname_cache[key] = Path("/soname.so")
assert str(raised.value).startswith(partial_message)
def test_add_and_verify_soname_path(self, arch):
soname_cache = elf.SonameCache()
soname_cache[arch, "soname.so"] = Path("/fake/path/soname.so")
assert (arch, "soname.so") in soname_cache
def test_add_and_retrieve_soname_path(self, arch):
soname_cache = elf.SonameCache()
soname_cache[arch, "soname.so"] = Path("/fake/path/soname.so")
assert soname_cache[arch, "soname.so"] == Path("/fake/path/soname.so")