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|
from io import StringIO
from typing import List
from isort import Config, identify
from isort.identify import Import
def imports_in_code(code: str, **kwargs) -> List[identify.Import]:
return list(identify.imports(StringIO(code), **kwargs))
def test_top_only():
imports_in_function = """
import abc
def xyz():
import defg
"""
assert len(imports_in_code(imports_in_function)) == 2
assert len(imports_in_code(imports_in_function, top_only=True)) == 1
imports_after_class = """
import abc
class MyObject:
pass
import defg
"""
assert len(imports_in_code(imports_after_class)) == 2
assert len(imports_in_code(imports_after_class, top_only=True)) == 1
def test_top_doc_string():
assert (
len(
imports_in_code(
'''
#! /bin/bash import x
"""import abc
from y import z
"""
import abc
'''
)
)
== 1
)
def test_yield_and_raise_edge_cases():
assert not imports_in_code(
"""
raise SomeException("Blah") \\
from exceptionsInfo.popitem()[1]
"""
)
assert not imports_in_code(
"""
def generator_function():
yield \\
from other_function()[1]
"""
)
assert (
len(
imports_in_code(
"""
# one
# two
def function():
# three \\
import b
import a
"""
)
)
== 2
)
assert (
len(
imports_in_code(
"""
# one
# two
def function():
raise \\
import b
import a
"""
)
)
== 1
)
assert not imports_in_code(
"""
def generator_function():
(
yield
from other_function()[1]
)
"""
)
assert not imports_in_code(
"""
def generator_function():
(
(
((((
(((((
((
(((
yield
from other_function()[1]
)))))))))))))
)))
"""
)
assert (
len(
imports_in_code(
"""
def generator_function():
import os
yield \\
from other_function()[1]
"""
)
)
== 1
)
assert not imports_in_code(
"""
def generator_function():
(
(
((((
(((((
((
(((
yield
"""
)
assert not imports_in_code(
"""
def generator_function():
(
(
((((
(((((
((
(((
raise (
"""
)
assert not imports_in_code(
"""
def generator_function():
(
(
((((
(((((
((
(((
raise \\
from \\
"""
)
assert (
len(
imports_in_code(
"""
def generator_function():
(
(
((((
(((((
((
(((
raise \\
from \\
import c
import abc
import xyz
"""
)
)
== 2
)
def test_complex_examples():
assert (
len(
imports_in_code(
"""
import a, b, c; import n
x = (
1,
2,
3
)
import x
from os \\
import path
from os (
import path
)
from os import \\
path
from os \\
import (
path
)
from os import ( \\"""
)
)
== 9
)
assert not imports_in_code("from os import \\")
assert (
imports_in_code(
"""
from os \\
import (
system"""
)
== [
Import(
line_number=2,
indented=False,
module="os",
attribute="system",
alias=None,
cimport=False,
file_path=None,
)
]
)
def test_aliases():
assert imports_in_code("import os as os")[0].alias == "os"
assert not imports_in_code(
"import os as os",
config=Config(
remove_redundant_aliases=True,
),
)[0].alias
assert imports_in_code("from os import path as path")[0].alias == "path"
assert not imports_in_code(
"from os import path as path", config=Config(remove_redundant_aliases=True)
)[0].alias
def test_indented():
assert not imports_in_code("import os")[0].indented
assert imports_in_code(" import os")[0].indented
assert imports_in_code("\timport os")[0].indented
|
