def test_format_records_file_with_less_lines_than_context(tmpdir):
# See https://github.com/joblib/joblib/issues/420
filename = os.path.join(tmpdir.strpath, 'small_file.py')
code_lines = ['def func():', ' 1/0']
code = '\n'.join(code_lines)
with open(filename, 'w') as f:
f.write(code)
small_file = imp.load_source('small_file', filename)
if not hasattr(small_file, 'func'):
pytest.skip("PyPy bug?")
try:
small_file.func()
except ZeroDivisionError:
etb = sys.exc_info()[2]
records = _fixed_getframes(etb, context=10)
# Check that if context is bigger than the number of lines in
# the file you do not get padding
frame, tb_filename, line, func_name, context, _ = records[-1]
assert [l.rstrip() for l in context] == code_lines
formatted_records = format_records(records)
# 2 lines for header in the traceback: lines of ...... +
# filename with function
len_header = 2
nb_lines_formatted_records = len(formatted_records[1].splitlines())
assert (nb_lines_formatted_records == len_header + len(code_lines))
# Check exception stack
arrow_regex = r'^-+>\s+\d+\s+'
assert re.search(arrow_regex + r'1/0', formatted_records[1],
re.MULTILINE)
def test_format_records():
try:
_raise_exception('a', 42)
except ValueError:
etb = sys.exc_info()[2]
records = _fixed_getframes(etb)
# Modify filenames in traceback records from .py to .pyc
pyc_records = [
_change_file_extensions_to_pyc(record) for record in records
]
formatted_records = format_records(pyc_records)
# Check that the .py file and not the .pyc one is listed in
# the traceback
for fmt_rec in formatted_records:
assert 'test_format_stack.py in' in fmt_rec
# Check exception stack
arrow_regex = r'^-+>\s+\d+\s+'
assert re.search(arrow_regex + r"_raise_exception\('a', 42\)",
formatted_records[0], re.MULTILINE)
assert re.search(arrow_regex + r'helper\(a, b\)', formatted_records[1],
re.MULTILINE)
assert "a = 'a'" in formatted_records[1]
assert 'b = 42' in formatted_records[1]
assert re.search(
arrow_regex + r"raise ValueError\('Nope, this can not work'\)",
formatted_records[2], re.MULTILINE)
def test_format_records():
try:
_raise_exception('a', 42)
except ValueError:
etb = sys.exc_info()[2]
records = _fixed_getframes(etb)
# Modify filenames in traceback records from .py to .pyc
pyc_records = [
_change_file_extensions_to_pyc(record) for record in records
]
formatted_records = format_records(pyc_records)
# Check that the .py file and not the .pyc one is listed in
# the traceback
for fmt_rec in formatted_records:
assert 'test_format_stack.py in' in fmt_rec
# Check exception stack
assert "_raise_exception('a', 42)" in formatted_records[0]
assert 'helper(a, b)' in formatted_records[1]
assert "a = 'a'" in formatted_records[1]
assert 'b = 42' in formatted_records[1]
assert 'Nope, this can not work' in formatted_records[2]
def test_format_records_file_with_less_lines_than_context(tmpdir):
# See https://github.com/joblib/joblib/issues/420
filename = os.path.join(tmpdir.strpath, 'small_file.py')
code_lines = ['def func():', ' 1/0']
code = '\n'.join(code_lines)
open(filename, 'w').write(code)
small_file = imp.load_source('small_file', filename)
try:
small_file.func()
except ZeroDivisionError:
etb = sys.exc_info()[2]
records = _fixed_getframes(etb, context=10)
# Check that if context is bigger than the number of lines in
# the file you do not get padding
frame, tb_filename, line, func_name, context, _ = records[-1]
assert [l.rstrip() for l in context] == code_lines
formatted_records = format_records(records)
# 2 lines for header in the traceback: lines of ...... +
# filename with function
len_header = 2
nb_lines_formatted_records = len(formatted_records[1].splitlines())
assert (nb_lines_formatted_records == len_header + len(code_lines))
# Check exception stack
arrow_regex = r'^-+>\s+\d+\s+'
assert re.search(arrow_regex + r'1/0',
formatted_records[1],
re.MULTILINE)
def test_format_records():
try:
_raise_exception('a', 42)
except ValueError:
etb = sys.exc_info()[2]
records = _fixed_getframes(etb)
# Modify filenames in traceback records from .py to .pyc
pyc_records = [_change_file_extensions_to_pyc(record)
for record in records]
formatted_records = format_records(pyc_records)
# Check that the .py file and not the .pyc one is listed in
# the traceback
for fmt_rec in formatted_records:
assert 'test_format_stack.py in' in fmt_rec
# Check exception stack
arrow_regex = r'^-+>\s+\d+\s+'
assert re.search(arrow_regex + "_raise_exception\('a', 42\)",
formatted_records[0],
re.MULTILINE)
assert re.search(arrow_regex + r'helper\(a, b\)',
formatted_records[1],
re.MULTILINE)
assert "a = 'a'" in formatted_records[1]
assert 'b = 42' in formatted_records[1]
assert re.search(arrow_regex +
"raise ValueError\('Nope, this can not work'\)",
formatted_records[2],
re.MULTILINE)
def test_format_records():
try:
_raise_exception('a', 42)
except ValueError:
etb = sys.exc_info()[2]
records = _fixed_getframes(etb)
# Modify filenames in traceback records from .py to .pyc
pyc_records = [_change_file_extensions_to_pyc(record)
for record in records]
formatted_records = format_records(pyc_records)
# Check that the .py file and not the .pyc one is listed in
# the traceback
for fmt_rec in formatted_records:
assert 'test_format_stack.py in' in fmt_rec
# Check exception stack
assert "_raise_exception('a', 42)" in formatted_records[0]
assert 'helper(a, b)' in formatted_records[1]
assert "a = 'a'" in formatted_records[1]
assert 'b = 42' in formatted_records[1]
assert 'Nope, this can not work' in formatted_records[2]