mirror of
https://github.com/davidhalter/jedi.git
synced 2025-12-06 22:14:27 +08:00
106 lines
2.4 KiB
Python
106 lines
2.4 KiB
Python
import difflib
|
|
|
|
import pytest
|
|
|
|
from jedi._compatibility import u
|
|
from jedi.parser import Parser, load_grammar
|
|
|
|
code_basic_features = u('''
|
|
"""A mod docstring"""
|
|
|
|
def a_function(a_argument, a_default = "default"):
|
|
"""A func docstring"""
|
|
|
|
a_result = 3 * a_argument
|
|
print(a_result) # a comment
|
|
b = """
|
|
from
|
|
to""" + "huhu"
|
|
|
|
|
|
if a_default == "default":
|
|
return str(a_result)
|
|
else
|
|
return None
|
|
''')
|
|
|
|
|
|
def diff_code_assert(a, b, n=4):
|
|
if a != b:
|
|
diff = "\n".join(difflib.unified_diff(
|
|
a.splitlines(),
|
|
b.splitlines(),
|
|
n=n,
|
|
lineterm=""
|
|
))
|
|
assert False, "Code does not match:\n%s\n\ncreated code:\n%s" % (
|
|
diff,
|
|
b
|
|
)
|
|
pass
|
|
|
|
|
|
@pytest.mark.skipif('True', reason='Refactor a few parser things first.')
|
|
def test_basic_parsing():
|
|
"""Validate the parsing features"""
|
|
|
|
prs = Parser(load_grammar(), code_basic_features)
|
|
diff_code_assert(
|
|
code_basic_features,
|
|
prs.module.get_code()
|
|
)
|
|
|
|
|
|
def test_operators():
|
|
src = u('5 * 3')
|
|
prs = Parser(load_grammar(), src)
|
|
diff_code_assert(src, prs.module.get_code())
|
|
|
|
|
|
def test_get_code():
|
|
"""Use the same code that the parser also generates, to compare"""
|
|
s = u('''"""a docstring"""
|
|
class SomeClass(object, mixin):
|
|
def __init__(self):
|
|
self.xy = 3.0
|
|
"""statement docstr"""
|
|
def some_method(self):
|
|
return 1
|
|
def yield_method(self):
|
|
while hasattr(self, 'xy'):
|
|
yield True
|
|
for x in [1, 2]:
|
|
yield x
|
|
def empty(self):
|
|
pass
|
|
class Empty:
|
|
pass
|
|
class WithDocstring:
|
|
"""class docstr"""
|
|
pass
|
|
def method_with_docstring():
|
|
"""class docstr"""
|
|
pass
|
|
''')
|
|
assert Parser(load_grammar(), s).module.get_code() == s
|
|
|
|
|
|
def test_end_newlines():
|
|
"""
|
|
The Python grammar explicitly needs a newline at the end. Jedi though still
|
|
wants to be able, to return the exact same code without the additional new
|
|
line the parser needs.
|
|
"""
|
|
def test(source, end_pos):
|
|
module = Parser(load_grammar(), u(source)).module
|
|
assert module.get_code() == source
|
|
assert module.end_pos == end_pos
|
|
|
|
test('a', (1, 1))
|
|
test('a\n', (2, 0))
|
|
test('a\nb', (2, 1))
|
|
test('a\n#comment\n', (3, 0))
|
|
test('a\n#comment', (2, 8))
|
|
test('a#comment', (1, 9))
|
|
test('def a():\n pass', (2, 5))
|