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#!/usr/bin/env python
import os
import linecache
import tempfile
from pycomplete import *
def test_signature():
assert pysignature('') == ''
assert pysignature('os.path.join') == 'join: (a, *p)'
assert pysignature('json.dump').startswith(
'dump: (obj, fp, skipkeys=False, ensure_ascii=True, ')
assert pysignature('json.JSONEncoder.encode') == 'encode: (self, o)'
assert pysignature('json.JSONEncoder').startswith(
'__init__: (self, skipkeys=False, ensure_ascii=True, ')
assert pysignature('xml.dom.minidom.parse') == \
'parse: (file, parser=None, bufsize=None)'
assert pysignature('csv.reader') == \
'csv_reader = reader(iterable [, dialect=\'excel\']'
assert pysignature('super') in (
'super(type) -> unbound super object',
'super() -> same as super(__class__, <first argument>)')
def test_help():
assert pyhelp('os.path.join').startswith('Help on function join')
assert pyhelp('logging', imports=('import logging',)).startswith(
'Help on package logging:\n\nNAME\n logging\n')
assert pyhelp('csv', imports=('import csv',)).startswith(
'Help on module csv:\n\nNAME\n csv - CSV parsing and writing.\n')
assert pyhelp('import').startswith(
'The ``import`` statement\n************************\n')
assert pyhelp('pydoc.help').startswith(
'Help on class Helper in module pydoc')
assert pyhelp('') == ''
def test_complete():
assert pycomplete('') == ''
assert pycomplete('sys.getd') == ['getdefaultencoding', 'getdlopenflags']
assert pycomplete('set') == ['set', 'setattr']
assert pycomplete('settr') is None
assert pycomplete('settr', imports=['from sys import settrace']) == [
'ace']
# Test with cached imports
assert pycomplete('settr') == ['ace']
# Not cached for other files
fpath = os.path.abspath(__file__)
assert pycomplete('settr', fname=fpath) is None
assert pycomplete('settr', fname=fpath,
imports=['from sys import settrace']) == ['ace']
assert pycomplete('foo.') is None
assert pycomplete('JSONEnc') is None
assert pycomplete('JSONEnc', imports=['from json import *']) == ['oder']
assert pycomplete('A') == [
'ArithmeticError', 'AssertionError', 'AttributeError']
def test_completions():
all_completions = pycompletions('')
assert all_completions[0] == 'ArithmeticError'
assert all_completions[-1] == 'zip'
assert pycompletions('os.path.jo') == ['join']
assert pycompletions('settr', imports=['']) == []
assert pycompletions('settr',
imports=['from sys import settrace']) == ['settrace']
# Check if imports are still cached.
assert pycompletions('settr', imports=None) == ['settrace']
# Change list of imports, so that cache is invalidated.
assert pycompletions('settr', imports=['']) == []
def test_location():
fn, line = pylocation('os.path.join')
assert os.path.exists(fn)
assert linecache.getline(fn, line).startswith('def join')
assert pylocation('io.StringIO') is None
fn, line = pylocation('json')
assert os.path.exists(fn)
assert pylocation('for') is None
def test_docstring():
assert pydocstring('os.path.abspath') == 'Return an absolute path.'
assert pydocstring('os.path').startswith(
'Common operations on Posix pathnames.\n')
assert pydocstring('json.JSONEncoder.encode').startswith(
'Return a JSON string representation of a Python data structure.\n')
assert pydocstring('yield') == ''
assert pydocstring('numbers.Real.real') == \
'Real numbers are their real component.'
assert pydocstring('notexisting') == ''
assert pydocstring('re.IGNORECASE') == ''
def test_parse_source():
tmp_file = tempfile.NamedTemporaryFile(suffix='.py', mode='w')
name = tmp_file.name
with tmp_file.file as fh:
assert pyparse('not_existing', only_reload=True) == None
assert pyparse('not_existing') == \
"[Errno 2] No such file or directory: 'not_existing'"
assert pyparse(name) is None
# Nothing imported so far
assert pycompletions('dat' , name) == []
src = """
"Doc for module."
from __future__ import print_function
import sys, os, io, re
from datetime import date, \
time
import argparse
if os.getenv('LC'):
import linecache
modvar = 1
mod_re = re.compile(r'^test')
def testfunc():
"Doc for testfunc."
import urllib
def emptyfunc():
"Function with only docstring."
class TestClass(date):
"Doc for TestClass."
CONST1 = 7
CONST2 = 'abc'
CONST3 = ['a', ]
def __init__(self):
self._member1 = 'string member'
self._member2 = None
self.__member3 = [ None, open('not_existing') ]
self.member4 = argparse.ArgumentParser()
self.member4 = None
self.member5 = open('not_existing')
self.member6 = self.member7 = { 'multiple': 'targets' }
self.member8, self.member9 = 'tuple', 'assignment'
self.member10 = [ n for n in range(3) ]
self.member11 = SyntaxError()
self.member12 = testfunc()
def testmeth(self, arg1=modvar):
"Doc for testmeth."
sys.stdout.write('From testmeth %d' % arg1)
if arg1 == 2:
self._member1 = None
@staticmethod
def teststaticmeth(arg1=2):
"Doc for teststaticmeth."
sys.stdout.write('From teststaticmeth %d' % arg1)
@classmethod
def testclassmeth(cls, arg1=3):
"Doc for testclassmeth."
open('not_existing')
@property
def testprop(self):
"Doc for testprop."
return 4 * 8
if __name__ == '__main__':
testfunc()
"""
num_src_lines = len(src.splitlines())
fh.write(src)
fh.flush()
assert pyparse(name) == None
# Check if only global imports are visible
assert pycompletions('dat' , name) == ['date']
assert pycompletions('tim' , name) == ['time']
assert pycompletions('url' , name) == []
assert pycompletions('line' , name) == ['linecache']
assert pycompletions('os' , name) == ['os']
# Check for definitions in local file
assert pycompletions('test' , name) == ['testfunc']
assert pycompletions('TestClass.CO' , name) == \
['CONST1', 'CONST2', 'CONST3']
assert pycompletions('TestClass.test' , name) == \
['testclassmeth', 'testmeth', 'testprop', 'teststaticmeth']
# Check for instance members
assert pycompletions('TestClass._mem', name) == \
['_member1', '_member2']
assert pycompletions('TestClass.__mem', name) == ['__member3']
assert pycompletions('TestClass._member1.start', name) == \
['startswith']
assert pycompletions('TestClass._member2.', name) == []
assert pycompletions('TestClass.__member3.ext', name) == \
['extend']
assert pycompletions('TestClass.member4.prin', name) == \
['print_help', 'print_usage', 'print_version']
assert pycompletions('TestClass.member5.writel', name) == \
['writelines']
assert pycompletions('TestClass.member6.from', name) == \
['fromkeys']
assert pycompletions('TestClass.member7.from', name) == \
['fromkeys']
assert pycompletions('TestClass.member10.ext', name) == \
['extend']
assert pycompletions('TestClass.member11.ar', name) == \
['args']
assert pycompletions('modvar.num', name) == ['numerator']
assert pycompletions('mod_re.ma', name) == ['match']
assert pydocstring('TestClass._member1', name) == ''
assert pydocstring('TestClass._member2', name) == ''
assert pydocstring('TestClass.__member3', name) == ''
# Check for super class
assert pycompletions('TestClass.week' , name) == ['weekday']
assert pycompletions('TestClass.utc' , name) == []
# Check signature, documentation and location
assert pysignature('TestClass.testmeth', name) == \
'testmeth: (self, arg1=1)'
assert pydocstring('testfunc', name) == \
'Doc for testfunc.'
assert pylocation('TestClass.testclassmeth', name) == \
(name, num_src_lines - 10)
# Verify that loaded symbols are not affected by transient
# syntax error
fh.write('while')
fh.flush()
assert pyparse(name) == \
'invalid syntax (%s, line %d)' % (os.path.basename(name),
num_src_lines + 1)
assert pycompletions('dat' , name) == ['date']
# Replace file contents and check new imports
fh.seek(0)
fh.truncate(0)
fh.write('import urllib\n')
fh.flush()
assert pyparse(name) == None
assert pycompletions('dat' , name) == []
assert pycompletions('url' , name) == ['urllib']
def run_tests():
test_complete()
test_completions()
test_help()
test_signature()
test_location()
test_docstring()
test_parse_source()
if __name__ == "__main__":
run_tests()
|
