def test_parse_error_get_span(self):
s = scanner.Scanner(self.fake_filename, '+')
p = parser.Parser(s, 'test_module')
try:
p.parse_expression(None)
except parser.CppParseError as e:
pos = Pos(self.fake_filename, 0, 0)
want = Span(pos, pos.bump_col())
self.assertEqual(parser.get_parse_error_span(str(e)), want)
else:
raise AssertionError
def test_pprint_parse_error(self):
output = io.StringIO()
filename = '/fake/test_file.x'
text = 'oh\nwhoops\nI did an\nerror somewhere\nthat is bad'
with fakefs_test_util.scoped_fakefs(filename, text):
pos = Pos(filename, lineno=2, colno=0)
span = Span(pos, pos.bump_col())
error = parser.ParseError(span, 'This is bad')
parser_helpers.pprint_positional_error(error,
output=cast(
io.IOBase, output),
color=False,
error_context_line_count=3)
expected = textwrap.dedent("""\
/fake/test_file.x:2-4
0002: whoops
* 0003: I did an
^^ This is bad @ /fake/test_file.x:3:1-3:2
0004: error somewhere
""")
self.assertMultiLineEqual(expected, output.getvalue())