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"""Sanity tests for the libcpuid package."""
import os
import tempfile
import libcpuid
from libcpuid.info import CPUInfo, SystemInfo
from libcpuid.raw import CPURawData, CPURawDataArray
from libcpuid.errors import CLibraryError
def test_cpu_name_in_vendor_list():
"""
Checks that the current CPU codename appears
in the list of all CPUs of its vendor.
"""
try:
info = CPUInfo.from_current_cpu()
cpulist = libcpuid.get_cpu_list(info.vendor)
assert info.cpu_codename in cpulist
except CLibraryError:
pass
def test_serialization():
"""
Checks that CPU data serialization and
deserialization does not raise any errors.
"""
with tempfile.TemporaryDirectory() as tmpdirname:
info_file = os.path.join(tmpdirname, "info.txt")
raw = CPURawData.from_current_cpu()
raw.serialize(info_file)
info = CPUInfo.from_raw(raw)
info_from_file = CPUInfo.from_raw(CPURawData.from_file(info_file))
assert info.features == info_from_file.features
def test_array_serialization():
"""
Checks that CPU array data serialization and
deserialization does not raise any errors.
"""
with tempfile.TemporaryDirectory() as tmpdirname:
info_file = os.path.join(tmpdirname, "info.txt")
raw_array = CPURawDataArray.from_all_cpus()
raw_array.serialize(info_file)
info = SystemInfo.from_raw_array(raw_array)
info_from_file = SystemInfo.from_raw_array(CPURawDataArray.from_file(info_file))
assert len(info) == len(info_from_file)
assert info[0].features == info_from_file[0].features
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