rm failure

Author: marcin-usielski

moler/cmd/unix/rm.py

@@ -4,11 +4,12 @@
 """
 
 __author__ = 'Bartosz Odziomek, Marcin Usielski'
-__copyright__ = 'Copyright (C) 2018-2023, Nokia'
+__copyright__ = 'Copyright (C) 2018-2025, Nokia'
 __email__ = '[email protected], [email protected]'
 
-from moler.cmd.unix.genericunix import GenericUnixCommand
-
+from moler.helpers import copy_list
+from moler.cmd.unix.genericunix import GenericUnixCommand, cmd_failure_causes
+import re
 
 class Rm(GenericUnixCommand):
     def __init__(self, connection, file, options=None, prompt=None, newline_chars=None, runner=None):
@@ -25,6 +26,11 @@ def __init__(self, connection, file, options=None, prompt=None, newline_chars=No
         self.file = file
         self.options = options
         self.ret_required = False
+        _cmd_failure_causes = copy_list(cmd_failure_causes)
+        _cmd_failure_causes.append(r"cannot remove\s*'.*':\s*Permission denied")
+        r_cmd_failure_cause_alternatives = "|".join(_cmd_failure_causes)
+        self.re_fail = re.compile(r_cmd_failure_cause_alternatives, re.IGNORECASE)
+
 
     def build_command_string(self):
         """

test/cmd/unix/test_cmd_rm.py

@@ -3,13 +3,31 @@
 Rm command module.
 """
 
-__author__ = 'Bartosz Odziomek'
-__copyright__ = 'Copyright (C) 2018, Nokia'
-__email__ = '[email protected]'
+__author__ = 'Bartosz Odziomek, Marcin Usielski'
+__copyright__ = 'Copyright (C) 2018-2025, Nokia'
+__email__ = '[email protected], [email protected]'
 
 
 def test_rm_returns_proper_command_string(buffer_connection):
     from moler.cmd.unix.rm import Rm
     rm_cmd = Rm(connection=buffer_connection.moler_connection, file="test.txt")
     assert "rm test.txt" == rm_cmd.command_string
 
+
+
+def test_rm_permission_denied(buffer_connection):
+    from moler.cmd.unix.rm import Rm
+    from moler.exceptions import MolerException
+    output = """rm protected.txt
+rm: cannot remove 'protected.txt': Permission denied
+    cannot remove'.*': Permission denied
+moler_bash#"""
+
+    rm_cmd = Rm(connection=buffer_connection.moler_connection, file="protected.txt")
+    buffer_connection.remote_inject_response([output])
+    try:
+        rm_cmd()
+    except MolerException as exc:
+        assert "Permission denied" in str(exc)
+    else:
+        assert False, "Exception not raised for permission denied"