def test_duplicate_error_no_traceback(self):
errorlog = errors.ErrorLog()
stack = test_utils.fake_stack(2)
errorlog.error(stack, "error") # traceback
errorlog.error(stack[-1:], "error") # no traceback
# Keep the error with no traceback.
unique_errors = errorlog.unique_sorted_errors()
self.assertEqual(len(unique_errors), 1)
self.assertIsNone(unique_errors[0]._traceback)
def test_truncated_traceback(self):
stack = test_utils.fake_stack(errors.MAX_TRACEBACK_LENGTH + 2)
error = errors.Error.with_stack(stack, errors.SEVERITY_ERROR, "")
self.assertMultiLineEqual(
error._traceback,
textwrap.dedent("""
Called from (traceback):
line 0, in function0
...
line 3, in function3""").lstrip())
def test_traceback(self):
stack = test_utils.fake_stack(errors.MAX_TRACEBACK_LENGTH + 1)
error = errors.Error.with_stack(stack, errors.SEVERITY_ERROR, "")
self.assertMultiLineEqual(
error._traceback,
textwrap.dedent("""\
Called from (traceback):
line 0, in function0
line 1, in function1
line 2, in function2"""))
def test_duplicate_error_shorter_traceback(self):
errorlog = errors.ErrorLog()
stack = test_utils.fake_stack(3)
errorlog.error(stack, "error") # longer traceback
errorlog.error(stack[-2:], "error") # shorter traceback
# Keep the error with a shorter traceback.
unique_errors = errorlog.unique_sorted_errors()
self.assertEqual(len(unique_errors), 1)
self.assertMultiLineEqual(
unique_errors[0]._traceback,
textwrap.dedent("""
Called from (traceback):
line 1, in function1""").lstrip())
def test_error_without_stack(self):
errorlog = errors.ErrorLog()
stack = test_utils.fake_stack(1)
errorlog.error(stack, "error_with_stack")
errorlog.error([], "error_without_stack")
unique_errors = errorlog.unique_sorted_errors()
unique_errors = [(error.message, error.filename, error.lineno)
for error in unique_errors]
self.assertEqual(
[("error_without_stack", None, 0),
("error_with_stack", "foo.py", 0)],
unique_errors,
)
def test_write_to_csv_with_traceback(self):
errorlog = errors.ErrorLog()
stack = test_utils.fake_stack(2)
errorlog.error(stack, "", "some\ndetails")
with file_utils.Tempdir() as d:
filename = d.create_file("errors.csv")
errorlog.print_to_csv_file(filename)
with open(filename, "r") as fi:
(_, _, _, _,
actual_details), = list(csv.reader(fi, delimiter=","))
self.assertMultiLineEqual(
actual_details,
textwrap.dedent("""
some
details
Called from (traceback):
line 0, in function0""").lstrip())
