Add serialization tests

python/tests/sanity_test.py

@@ -1,7 +1,10 @@
 """Sanity tests for the libcpuid package."""
 
+import os
+import tempfile
 import libcpuid
-from libcpuid.info import CPUInfo
+from libcpuid.info import CPUInfo, SystemInfo
+from libcpuid.raw import CPURawData, CPURawDataArray
 
 
 def test_cpu_name_in_vendor_list():
@@ -12,3 +15,32 @@ def test_cpu_name_in_vendor_list():
     info = CPUInfo.from_current_cpu()
     cpulist = libcpuid.get_cpu_list(info.vendor)
     assert info.cpu_codename in cpulist
+
+
+def test_serialization():
+    """
+    Check 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():
+    """
+    Check 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