WIP: Better dumpstate parser

tests/android/test_artifact_dumpstate.py

@@ -0,0 +1,42 @@
+# Mobile Verification Toolkit (MVT)
+# Copyright (c) 2021-2023 The MVT Authors.
+# Use of this software is governed by the MVT License 1.1 that can be found at
+#   https://license.mvt.re/1.1/
+from mvt.android.artifacts.dumpstate_artifact import DumpStateArtifact
+
+from ..utils import get_artifact
+
+
+class TestAndroidArtifactDumpState:
+    def _parse_dump_state(self):
+        """
+        Load the test artifact
+        """
+        file = get_artifact("android_data/bugreport/dumpstate.txt")
+        with open(file, "rb") as f:
+            data = f.read()
+        dumpstate = DumpStateArtifact()
+        dumpstate.parse_dumpstate(data)
+        return dumpstate
+
+    def test_extract_dumpstate_sections(self):
+        """
+        Test parsing of dumpstate sections
+        """
+        dumpstate = self._parse_dump_state()
+        assert len(dumpstate.dumpstate_sections) == 4
+
+        assert len(dumpstate.dumpstate_header) == 4
+        assert dumpstate.dumpstate_header.get(b"Bugreport format version") == b"2.0"
+
+        for section in dumpstate.dumpstate_sections:
+            if section["section_name"] == b"SYSTEM LOG":
+                assert len(section["lines"]) == 5
+                assert section["lines"][0].startswith(b"--------- beginning of system")
+
+            elif section["section_name"] == b"MODEM CRASH HISTORY":
+                # Test parsing where section only has an error message
+                assert len(section["lines"]) == 1
+                assert section["lines"][0] == b"*** /data/tombstones//modem/mcrash_history: No such file or directory"
+
+        assert len(dumpstate.unparsed_lines) == 10