Defined new test case in test_parsers.py

Defined `test_delete_query` method in `TestFileQueryParser` class for
testing file query parser with delete queries. Also defined attributes
comprising parameters and results for the same.

Author: rahul4732saini

tests/test_query/test_handlers/test_parsers.py

@@ -80,9 +80,15 @@ class TestFileQueryParser:
         "filename, type, mtime FROM RELATIVE . WHERE type = '.png'",
     ]
 
+    delete_query_test_params = [
+        "FROM ABSOLUTE .",
+        "FROM . WHERE type = '.py' and 'fise' in parent",
+        "FROM RELATIVE . WHERE atime <= '2012-02-17' OR ctime <= '2015-03-23'",
+    ]
+
     # The following are test results for the search query tests comprising sub-lists, each with
     # a variable length where the first element of each of them signifies whether the path is
-    # absolute (True) or relative (Fasle) whereas the last element in it is a list comprising
+    # absolute (True) or relative (False) whereas the last element in it is a list comprising
     # names of the search fields. All the remaining objects within the list are test specific
     # and may differ in different tests.
 
@@ -107,6 +113,12 @@ class TestFileQueryParser:
         [False, ["name", "filetype", "modify_time"], ["filename", "type", "mtime"]],
     ]
 
+    # The following are test results for the delete query tests and comprise boolean objects
+    # associated with the corresponding delete queries. These boolean objects signify whether
+    # the path type in the query is absolute (True) or relative (False).
+
+    delete_query_test_results = [True, False, False]
+
     @pytest.mark.parametrize(
         ("subquery", "results"),
         zip(search_query_test_params, search_query_test_results),
@@ -162,6 +174,18 @@ def test_search_query_with_field_aliases(self, subquery, results) -> None:
 
         assert [field.field for field in search_query.fields] == fields
 
+    @pytest.mark.parametrize(
+        ("subquery", "is_absolute"),
+        zip(delete_query_test_params, delete_query_test_results),
+    )
+    def test_delete_query(self, subquery: str, is_absolute: bool) -> None:
+        """Tests the file query parser with delete queries."""
+
+        query: list[str] = tools.parse_query(subquery)
+        parser = FileQueryParser(query, "delete")
+
+        examine_delete_query(parser, is_absolute)
+
 
 class TestDirectoryQueryParser:
     """Tests the DirectoryQueryParser class"""