def test_parser_parse(self):
# Do not use a string to avoid issues due to string interning.
name = object()
self.assertEqual(sys.getrefcount(name), 2)
f = io.BytesIO(b"")
f.name = name
self.assertEqual(sys.getrefcount(f.name), 3)
builder = grammar.Builder()
parser = _parser.Parser(builder)
parser.parse(f)
# The Parser object keeps a reference to the input file.
self.assertEqual(sys.getrefcount(f), 3)
# There are references to the file name from the Parser object
# and from the the parsing results. In the case of an empty
# input file from the options dictionary stored in the builder.
self.assertEqual(sys.getrefcount(name), 5)
builder.options = {}
self.assertEqual(sys.getrefcount(name), 4)
del parser
# Once the Parser object is gone we should have just the local
# reference to the file object and two references to name.
self.assertEqual(sys.getrefcount(name), 3)
self.assertEqual(sys.getrefcount(f), 2)
def test_parse_lineno(self):
f = io.BytesIO(b"2020-07-30 open Assets:Test")
builder = grammar.Builder()
parser = _parser.Parser(builder)
parser.parse(f, lineno=42)
self.assertEqual(builder.entries[0].meta['lineno'], 42)
