Add tpm_cmd and txt_cmd unit testing

Signed-off-by: Sae86 <sara.batllori@intel.com>

chipsec/utilcmd/tpm_cmd.py

@@ -45,6 +45,7 @@
 from chipsec.hal import tpm_eventlog
 from chipsec.hal import tpm
 from chipsec.exceptions import TpmRuntimeError
+from chipsec.testcase import ExitCode
 from argparse import ArgumentParser
 
 
@@ -88,15 +89,18 @@ def tpm_state(self):
         self._tpm.dump_intcap(self.locality)
         self._tpm.dump_intenable(self.locality)
 
-    def run(self):
+    def set_up(self):
         if self.func != self.tpm_parse:
             try:
                 self._tpm = tpm.TPM(self.cs)
             except TpmRuntimeError as msg:
                 self.logger.log(msg)
                 return
 
-        self.func()
-
+    def run(self):
+        try:
+            self.func()
+        except Exception:
+            self.ExitCode = ExitCode.ERROR
 
 commands = {'tpm': TPMCommand}

chipsec/utilcmd/txt_cmd.py

@@ -28,6 +28,7 @@
 from argparse import ArgumentParser
 from chipsec.command import BaseCommand, toLoad
 from chipsec.exceptions import HWAccessViolationError
+from chipsec.testcase import ExitCode
 import struct
 
 
@@ -66,10 +67,10 @@ def _log_register(self, reg_name):
         value = self.cs.read_register(reg_name)
         desc = reg_def["desc"]
         if reg_def["type"] == "memory":
-            addr = int(reg_def["address"], 16) + int(reg_def["offset"], 16)
+            addr = reg_def["address"] + reg_def["offset"]
             desc += ", at {:08X}".format(addr)
         self.logger.log("[CHIPSEC] {} = 0x{:0{width}X} ({})".format(
-            reg_name, value, desc, width=int(reg_def['size'], 16) * 2))
+            reg_name, value, desc, width=reg_def['size'] * 2))
 
         if 'FIELDS' in reg_def:
             sorted_fields = sorted(reg_def['FIELDS'].items(), key=lambda field: int(field[1]['bit']))
@@ -162,5 +163,10 @@ def txt_state(self):
         self._log_register("TXT_PCH_DIDVID")
         self._log_register("INSMM")
 
+    def run(self):
+        try:
+            self.func()
+        except Exception:
+            self.ExitCode = ExitCode.ERROR
 
 commands = {'txt': TXTCommand}

tests/utilcmd/run_chipsec_util.py

@@ -0,0 +1,51 @@
+# CHIPSEC: Platform Security Assessment Framework
+# Copyright (c) 2023, Intel Corporation
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License
+# as published by the Free Software Foundation; Version 2.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+#
+# Contact information:
+# chipsec@intel.com
+#
+
+
+from unittest.mock import Mock
+
+import chipsec.helper.replay.replayhelper as rph
+from chipsec_util import ChipsecUtil, parse_args
+import chipsec.logger
+
+
+def run_chipsec_util(csu: ChipsecUtil, util_replay_file: str) -> bool:
+    csu._cs.init(csu._platform, csu._pch, csu._helper, not csu._no_driver, csu._load_config, csu._ignore_platform)
+    if util_replay_file:
+        csu._helper.config_file = util_replay_file
+        csu._helper._load()  
+    comm = csu.commands[csu._cmd](csu._cmd_args, cs=csu._cs)
+    comm.parse_arguments()
+    comm.set_up()
+    comm.run()
+    comm.tear_down()
+    return comm.ExitCode
+
+def setup_run_destroy_util(init_replay_file: str, util_name: str, util_args: str = "", util_replay_file: str = "") -> bool:
+    chipsec.logger._logger = Mock()
+    arg_str = f" {util_args}" if util_args else ""
+    cli_cmds = f"{util_name}{arg_str}".strip().split(' ')
+    par = parse_args(cli_cmds)
+    csu = ChipsecUtil(par, cli_cmds)
+    replayHelper = rph.ReplayHelper(init_replay_file)
+    csu._helper = replayHelper
+    retval = run_chipsec_util(csu, util_replay_file)
+    chipsec.logger._logger = chipsec.logger.Logger()
+    return retval