fix: Add NOT to escape chars as spl special char (#536)

* fix: Add NOT to escape chars as spl special char

* test: Add to test NOT keyword

Author: nandinivij

pytest_splunk_addon/standard_lib/requirement_tests/test_generator.py

@@ -328,6 +328,7 @@ def escape_char_event(self, event):
             "OVER",
             "WHERE",
             "LIKE",
+            "NOT",
         ]
         event = event.replace("\\", "\\\\")
         bounded_asterisk = re.search(

tests/requirement_test_scripted/sample_requirement_test_scripted.log

@@ -13,7 +13,7 @@
 			<comment>Unix service information. Data is collected from live instance. Data is generated from systemctl command. </comment>
 		</source>
 		<raw>
-		<![CDATA[Tue May 26 01:38:02 PDT 2020 type=systemctl UNIT=whoopsie.service, LOADED=not-found, ACTIVE=inactive, SUB=dead, DESCRIPTION="whoopsie.service"]]>
+		<![CDATA[Tue May 26 01:38:02 PDT 2020 type=systemctl UNIT=whoopsie.service, LOADED= NOT -found, ACTIVE=inactive, SUB=dead, DESCRIPTION="whoopsie.service"]]>
 		</raw>
 		<cim>
 		    <models>

tests/unit/tests_standard_lib/test_requirement_tests/test_test_generator.py

@@ -273,6 +273,7 @@ def test_check_xml_format(et_parse_mock, is_xml_valid, expected_output):
         ("OVER", "SESSION \\OVER CREATED"),
         ("WHERE", "SESSION \\WHERE CREATED"),
         ("LIKE", "SESSION \\LIKE CREATED"),
+        ("NOT", "SESSION \\NOT CREATED"),
     ],
 )
 def test_escape_char_event(escape_char, expected_output):