Files
jedi/test/test_evaluate/test_stdlib.py
2019-02-27 13:08:21 +01:00

104 lines
2.9 KiB
Python

"""
Tests of various stdlib related things that could not be tested
with "Black Box Tests".
"""
from textwrap import dedent
import pytest
@pytest.mark.parametrize(['letter', 'expected'], [
('n', ['name']),
('s', ['smart']),
])
def test_namedtuple_str(letter, expected, Script):
source = dedent("""\
import collections
Person = collections.namedtuple('Person', 'name smart')
dave = Person('Dave', False)
dave.%s""") % letter
result = Script(source).completions()
completions = set(r.name for r in result)
assert completions == set(expected)
def test_namedtuple_list(Script):
source = dedent("""\
import collections
Cat = collections.namedtuple('Person', ['legs', u'length', 'large'])
garfield = Cat(4, '85cm', True)
garfield.l""")
result = Script(source).completions()
completions = set(r.name for r in result)
assert completions == {'legs', 'length', 'large'}
def test_namedtuple_content(Script):
source = dedent("""\
import collections
Foo = collections.namedtuple('Foo', ['bar', 'baz'])
named = Foo(baz=4, bar=3.0)
unnamed = Foo(4, '')
""")
def d(source):
x, = Script(source).goto_definitions()
return x.name
assert d(source + 'unnamed.bar') == 'int'
assert d(source + 'unnamed.baz') == 'str'
assert d(source + 'named.bar') == 'float'
assert d(source + 'named.baz') == 'int'
def test_nested_namedtuples(Script):
"""
From issue #730.
"""
s = Script(dedent('''
import collections
Dataset = collections.namedtuple('Dataset', ['data'])
Datasets = collections.namedtuple('Datasets', ['train'])
train_x = Datasets(train=Dataset('data_value'))
train_x.train.'''
))
assert 'data' in [c.name for c in s.completions()]
def test_namedtuple_goto_definitions(Script):
source = dedent("""
from collections import namedtuple
Foo = namedtuple('Foo', 'id timestamp gps_timestamp attributes')
Foo""")
from jedi.api import Script
d1, = Script(source).goto_definitions()
assert d1.get_line_code() == "class Foo(tuple):\n"
assert d1.module_path is None
def test_re_sub(Script, environment):
"""
This whole test was taken out of completion/stdlib.py, because of the
version differences.
"""
def run(code):
defs = Script(code).goto_definitions()
return {d.name for d in defs}
names = run("import re; re.sub('a', 'a', 'f')")
if environment.version_info.major == 2:
assert names == {'str', 'unicode'}
else:
assert names == {'str', 'bytes'}
# This param is missing because of overloading.
names = run("import re; re.sub('a', 'a')")
if environment.version_info.major == 2:
assert names == {'str', 'unicode'}
else:
assert names == {'str', 'bytes'}