bpython/bpython/test/test_repl.py at master · MarkTseng/bpython · GitHub

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from itertools import islice

from six.moves import range

import collections

import inspect

import os

import shutil

import socket

import sys

import tempfile

from bpython._py3compat import py3

from bpython import config, repl, cli, autocomplete

from bpython.test import MagicIterMock, mock, FixLanguageTestCase as TestCase

from bpython.test import unittest

pypy = 'PyPy' in sys.version

def setup_config(conf):

config_struct = config.Struct()

config.loadini(config_struct, os.devnull)

if 'autocomplete_mode' in conf:

config_struct.autocomplete_mode = conf['autocomplete_mode']

return config_struct

class FakeHistory(repl.History):

def __init__(self):

pass

def reset(self):

pass

class FakeRepl(repl.Repl):

def __init__(self, conf={}):

repl.Repl.__init__(self, repl.Interpreter(), setup_config(conf))

self.current_line = ""

self.cursor_offset = 0

class FakeCliRepl(cli.CLIRepl, FakeRepl):

def __init__(self):

self.s = ''

self.cpos = 0

self.rl_history = FakeHistory()

class TestMatchesIterator(unittest.TestCase):

def setUp(self):

self.matches = ['bobby', 'bobbies', 'bobberina']

self.matches_iterator = repl.MatchesIterator()

self.matches_iterator.current_word = 'bob'

self.matches_iterator.orig_line = 'bob'

self.matches_iterator.orig_cursor_offset = len('bob')

self.matches_iterator.matches = self.matches

def test_next(self):

self.assertEqual(next(self.matches_iterator), self.matches[0])

for x in range(len(self.matches) - 1):

next(self.matches_iterator)

self.assertEqual(next(self.matches_iterator), self.matches[0])

self.assertEqual(next(self.matches_iterator), self.matches[1])

self.assertNotEqual(next(self.matches_iterator), self.matches[1])

def test_previous(self):

self.assertEqual(self.matches_iterator.previous(), self.matches[2])

for x in range(len(self.matches) - 1):

self.matches_iterator.previous()

self.assertNotEqual(self.matches_iterator.previous(), self.matches[0])

self.assertEqual(self.matches_iterator.previous(), self.matches[1])

self.assertEqual(self.matches_iterator.previous(), self.matches[0])

def test_nonzero(self):

"""self.matches_iterator should be False at start,

then True once we active a match.

"""

self.assertFalse(self.matches_iterator)

next(self.matches_iterator)

self.assertTrue(self.matches_iterator)

def test_iter(self):

slice = islice(self.matches_iterator, 0, 9)

self.assertEqual(list(slice), self.matches * 3)

def test_current(self):

with self.assertRaises(ValueError):

self.matches_iterator.current()

next(self.matches_iterator)

self.assertEqual(self.matches_iterator.current(), self.matches[0])

def test_update(self):

slice = islice(self.matches_iterator, 0, 3)

self.assertEqual(list(slice), self.matches)

newmatches = ['string', 'str', 'set']

completer = mock.Mock()

completer.locate.return_value = (0, 1, 's')

self.matches_iterator.update(1, 's', newmatches, completer)

newslice = islice(newmatches, 0, 3)

self.assertNotEqual(list(slice), self.matches)

self.assertEqual(list(newslice), newmatches)

def test_cur_line(self):

completer = mock.Mock()

completer.locate.return_value = (

self.matches_iterator.orig_cursor_offset,

self.matches_iterator.orig_line)

self.matches_iterator.completer = completer

with self.assertRaises(ValueError):

self.matches_iterator.cur_line()

self.assertEqual(next(self.matches_iterator), self.matches[0])

self.assertEqual(self.matches_iterator.cur_line(),

(len(self.matches[0]), self.matches[0]))

def test_is_cseq(self):

self.assertTrue(self.matches_iterator.is_cseq())

class TestArgspec(unittest.TestCase):

def setUp(self):

self.repl = FakeRepl()

self.repl.push("def spam(a, b, c):\n", False)

self.repl.push(" pass\n", False)

self.repl.push("\n", False)

self.repl.push("class Spam(object):\n", False)

self.repl.push(" def spam(self, a, b, c):\n", False)

self.repl.push(" pass\n", False)

self.repl.push("\n", False)

self.repl.push("class SpammitySpam(object):\n", False)

self.repl.push(" def __init__(self, a, b, c):\n", False)

self.repl.push(" pass\n", False)

self.repl.push("\n", False)

self.repl.push("class WonderfulSpam(object):\n", False)

self.repl.push(" def __new__(self, a, b, c):\n", False)

self.repl.push(" pass\n", False)

self.repl.push("\n", False)

self.repl.push("o = Spam()\n", False)

self.repl.push("\n", False)

def set_input_line(self, line):

"""Set current input line of the test REPL."""

self.repl.current_line = line

self.repl.cursor_offset = len(line)

def test_func_name(self):

for (line, expected_name) in [("spam(", "spam"),

("spam(map([]", "map"),

("spam((), ", "spam")]:

self.set_input_line(line)

self.assertTrue(self.repl.get_args())

self.assertEqual(self.repl.current_func.__name__, expected_name)

def test_func_name_method_issue_479(self):

for (line, expected_name) in [("o.spam(", "spam"),

("o.spam(map([]", "map"),

("o.spam((), ", "spam")]:

self.set_input_line(line)

self.assertTrue(self.repl.get_args())

self.assertEqual(self.repl.current_func.__name__, expected_name)

def test_syntax_error_parens(self):

for line in ["spam(]", "spam([)", "spam())"]:

self.set_input_line(line)

# Should not explode

self.repl.get_args()

def test_kw_arg_position(self):

self.set_input_line("spam(a=0")

self.assertTrue(self.repl.get_args())

self.assertEqual(self.repl.arg_pos, "a")

self.set_input_line("spam(1, b=1")

self.assertTrue(self.repl.get_args())

self.assertEqual(self.repl.arg_pos, "b")

self.set_input_line("spam(1, c=2")

self.assertTrue(self.repl.get_args())

self.assertEqual(self.repl.arg_pos, "c")

def test_lambda_position(self):

self.set_input_line("spam(lambda a, b: 1, ")

self.assertTrue(self.repl.get_args())

self.assertTrue(self.repl.funcprops)

# Argument position

self.assertEqual(self.repl.arg_pos, 1)

def test_issue127(self):

self.set_input_line("x=range(")

self.assertTrue(self.repl.get_args())

self.assertEqual(self.repl.current_func.__name__, "range")

self.set_input_line("{x:range(")

self.assertTrue(self.repl.get_args())

self.assertEqual(self.repl.current_func.__name__, "range")

self.set_input_line("foo(1, 2, x,range(")

self.assertEqual(self.repl.current_func.__name__, "range")

self.set_input_line("(x,range(")

self.assertEqual(self.repl.current_func.__name__, "range")

def test_nonexistent_name(self):

self.set_input_line("spamspamspam(")

self.assertFalse(self.repl.get_args())

def test_issue572(self):

self.set_input_line("SpammitySpam(")

self.assertTrue(self.repl.get_args())

self.set_input_line("WonderfulSpam(")

self.assertTrue(self.repl.get_args())

@unittest.skipIf(pypy, 'pypy pydoc doesn\'t have this')

def test_issue583(self):

self.repl = FakeRepl()

self.repl.push("a = 1.2\n", False)

self.set_input_line("a.is_integer(")

self.repl.set_docstring()

self.assertIsNot(self.repl.docstring, None)

def test_methods_of_expressions(self):

self.set_input_line("'a'.capitalize(")

self.assertTrue(self.repl.get_args())

self.set_input_line("(1 + 1.1).as_integer_ratio(")

self.assertTrue(self.repl.get_args())

class TestArgspecInternal(unittest.TestCase):

def test_function_expressions(self):

te = self.assertTupleEqual

fa = lambda line: repl.Repl._funcname_and_argnum(line)

for line, (func, argnum) in [

('spam(', ('spam', 0)),

('spam((), ', ('spam', 1)),

('spam.eggs((), ', ('spam.eggs', 1)),

('spam[abc].eggs((), ', ('spam[abc].eggs', 1)),

('spam[0].eggs((), ', ('spam[0].eggs', 1)),

('spam[a + b]eggs((), ', ('spam[a + b]eggs', 1)),

('spam().eggs((), ', ('spam().eggs', 1)),

('spam(1, 2).eggs((), ', ('spam(1, 2).eggs', 1)),

('spam(1, f(1)).eggs((), ', ('spam(1, f(1)).eggs', 1)),

('[0].eggs((), ', ('[0].eggs', 1)),

('[0][0]((), {}).eggs((), ', ('[0][0]((), {}).eggs', 1)),

('a + spam[0].eggs((), ', ('spam[0].eggs', 1)),

("spam(", ("spam", 0)),

("spam(map([]", ("map", 0)),

("spam((), ", ("spam", 1))

te(fa(line), (func, argnum))

class TestGetSource(unittest.TestCase):

def setUp(self):

self.repl = FakeRepl()

def set_input_line(self, line):

"""Set current input line of the test REPL."""

self.repl.current_line = line

self.repl.cursor_offset = len(line)

def assert_get_source_error_for_current_function(self, func, msg):

self.repl.current_func = func

with self.assertRaises(repl.SourceNotFound):

self.repl.get_source_of_current_name()

try:

self.repl.get_source_of_current_name()

except repl.SourceNotFound as e:

self.assertEqual(e.args[0], msg)

else:

self.fail("Should have raised SourceNotFound")

def test_current_function(self):

self.set_input_line('INPUTLINE')

self.repl.current_func = inspect.getsource

self.assertIn("text of the source code",

self.repl.get_source_of_current_name())

self.assert_get_source_error_for_current_function(

[], "No source code found for INPUTLINE")

self.assert_get_source_error_for_current_function(

list.pop, "No source code found for INPUTLINE")

@unittest.skipIf(pypy, 'different errors for PyPy')

def test_current_function_cpython(self):

self.set_input_line('INPUTLINE')

self.assert_get_source_error_for_current_function(

collections.defaultdict.copy, "No source code found for INPUTLINE")

self.assert_get_source_error_for_current_function(

collections.defaultdict, "could not find class definition")

def test_current_line(self):

self.repl.interp.locals['a'] = socket.socket

self.set_input_line('a')

self.assertIn('dup(self)', self.repl.get_source_of_current_name())

# TODO add tests for various failures without using current function

class TestEditConfig(TestCase):

def setUp(self):

self.repl = FakeRepl()

self.repl.interact.confirm = lambda msg: True

self.repl.interact.notify = lambda msg: None

self.repl.config.editor = 'true'

def test_create_config(self):

tmp_dir = tempfile.mkdtemp()

try:

config_path = os.path.join(tmp_dir, 'newdir', 'config')

self.repl.config.config_path = config_path

self.repl.edit_config()

self.assertTrue(os.path.exists(config_path))

finally:

shutil.rmtree(tmp_dir)

self.assertFalse(os.path.exists(config_path))

class TestRepl(unittest.TestCase):

def set_input_line(self, line):

"""Set current input line of the test REPL."""

self.repl.current_line = line

self.repl.cursor_offset = len(line)

def setUp(self):

self.repl = FakeRepl()

def test_current_string(self):

self.set_input_line('a = "2"')

# TODO factor cpos out of repl.Repl

self.repl.cpos = 0

self.assertEqual(self.repl.current_string(), '"2"')

self.set_input_line('a = "2" + 2')

self.assertEqual(self.repl.current_string(), '')

def test_push(self):

self.repl = FakeRepl()

self.repl.push("foobar = 2")

self.assertEqual(self.repl.interp.locals['foobar'], 2)

# COMPLETE TESTS

# 1. Global tests

def test_simple_global_complete(self):

self.repl = FakeRepl({'autocomplete_mode': autocomplete.SIMPLE})

self.set_input_line("d")

self.assertTrue(self.repl.complete())

self.assertTrue(hasattr(self.repl.matches_iter, 'matches'))

self.assertEqual(self.repl.matches_iter.matches,

['def', 'del', 'delattr(', 'dict(', 'dir(',

'divmod('])

def test_substring_global_complete(self):

self.repl = FakeRepl({'autocomplete_mode': autocomplete.SUBSTRING})

self.set_input_line("time")

self.assertTrue(self.repl.complete())

self.assertTrue(hasattr(self.repl.matches_iter, 'matches'))

self.assertEqual(self.repl.matches_iter.matches,

['RuntimeError(', 'RuntimeWarning('])

def test_fuzzy_global_complete(self):

self.repl = FakeRepl({'autocomplete_mode': autocomplete.FUZZY})

self.set_input_line("doc")

self.assertTrue(self.repl.complete())

self.assertTrue(hasattr(self.repl.matches_iter, 'matches'))

self.assertEqual(self.repl.matches_iter.matches,

['UnboundLocalError(', '__doc__'] if not py3 else

['ChildProcessError(', 'UnboundLocalError(',

'__doc__'])

# 2. Attribute tests

def test_simple_attribute_complete(self):

self.repl = FakeRepl({'autocomplete_mode': autocomplete.SIMPLE})

self.set_input_line("Foo.b")

code = "class Foo():\n\tdef bar(self):\n\t\tpass\n"

for line in code.split("\n"):

self.repl.push(line)

self.assertTrue(self.repl.complete())

self.assertTrue(hasattr(self.repl.matches_iter, 'matches'))

self.assertEqual(self.repl.matches_iter.matches, ['Foo.bar'])

def test_substring_attribute_complete(self):

self.repl = FakeRepl({'autocomplete_mode': autocomplete.SUBSTRING})

self.set_input_line("Foo.az")

code = "class Foo():\n\tdef baz(self):\n\t\tpass\n"

for line in code.split("\n"):

self.repl.push(line)

self.assertTrue(self.repl.complete())

self.assertTrue(hasattr(self.repl.matches_iter, 'matches'))

self.assertEqual(self.repl.matches_iter.matches, ['Foo.baz'])

def test_fuzzy_attribute_complete(self):

self.repl = FakeRepl({'autocomplete_mode': autocomplete.FUZZY})

self.set_input_line("Foo.br")

code = "class Foo():\n\tdef bar(self):\n\t\tpass\n"

for line in code.split("\n"):

self.repl.push(line)

self.assertTrue(self.repl.complete())

self.assertTrue(hasattr(self.repl.matches_iter, 'matches'))

self.assertEqual(self.repl.matches_iter.matches, ['Foo.bar'])

# 3. Edge cases

def test_updating_namespace_complete(self):

self.repl = FakeRepl({'autocomplete_mode': autocomplete.SIMPLE})

self.set_input_line("foo")

self.repl.push("foobar = 2")

self.assertTrue(self.repl.complete())

self.assertTrue(hasattr(self.repl.matches_iter, 'matches'))

self.assertEqual(self.repl.matches_iter.matches, ['foobar'])

def test_file_should_not_appear_in_complete(self):

self.repl = FakeRepl({'autocomplete_mode': autocomplete.SIMPLE})

self.set_input_line("_")

self.assertTrue(self.repl.complete())

self.assertTrue(hasattr(self.repl.matches_iter, 'matches'))

self.assertNotIn('__file__', self.repl.matches_iter.matches)

# 4. Parameter names

def test_paremeter_name_completion(self):

self.repl = FakeRepl({'autocomplete_mode': autocomplete.SIMPLE})

self.set_input_line("foo(ab")

code = "def foo(abc=1, abd=2, xyz=3):\n\tpass\n"

for line in code.split("\n"):

self.repl.push(line)

self.assertTrue(self.repl.complete())

self.assertTrue(hasattr(self.repl.matches_iter, 'matches'))

self.assertEqual(self.repl.matches_iter.matches,

['abc=', 'abd=', 'abs('])

class TestCliRepl(unittest.TestCase):

def setUp(self):

self.repl = FakeCliRepl()

def test_atbol(self):

self.assertTrue(self.repl.atbol())

self.repl.s = "\t\t"

self.assertTrue(self.repl.atbol())

self.repl.s = "\t\tnot an empty line"

self.assertFalse(self.repl.atbol())

def test_addstr(self):

self.repl.complete = mock.Mock(True)

self.repl.s = "foo"

self.repl.addstr("bar")

self.assertEqual(self.repl.s, "foobar")

self.repl.cpos = 3

self.repl.addstr('buzz')

self.assertEqual(self.repl.s, "foobuzzbar")

class TestCliReplTab(unittest.TestCase):

def setUp(self):

self.repl = FakeCliRepl()

# 3 Types of tab complete

def test_simple_tab_complete(self):

self.repl.matches_iter = MagicIterMock()

if py3:

self.repl.matches_iter.__bool__.return_value = False

else:

self.repl.matches_iter.__nonzero__.return_value = False

self.repl.complete = mock.Mock()

self.repl.print_line = mock.Mock()

self.repl.matches_iter.is_cseq.return_value = False

self.repl.show_list = mock.Mock()

self.repl.funcprops = mock.Mock()

self.repl.arg_pos = mock.Mock()

self.repl.matches_iter.cur_line.return_value = (None, "foobar")

self.repl.s = "foo"

self.repl.tab()

self.assertTrue(self.repl.complete.called)

self.repl.complete.assert_called_with(tab=True)

self.assertEqual(self.repl.s, "foobar")

@unittest.skip("disabled while non-simple completion is disabled")

def test_substring_tab_complete(self):

self.repl.s = "bar"

self.repl.config.autocomplete_mode = autocomplete.FUZZY

self.repl.tab()

self.assertEqual(self.repl.s, "foobar")

self.repl.tab()

self.assertEqual(self.repl.s, "foofoobar")

@unittest.skip("disabled while non-simple completion is disabled")

def test_fuzzy_tab_complete(self):

self.repl.s = "br"

self.repl.config.autocomplete_mode = autocomplete.FUZZY

self.repl.tab()

self.assertEqual(self.repl.s, "foobar")

# Edge Cases

def test_normal_tab(self):

"""make sure pressing the tab key will

still in some cases add a tab"""

self.repl.s = ""

self.repl.config = mock.Mock()

self.repl.config.tab_length = 4

self.repl.complete = mock.Mock()

self.repl.print_line = mock.Mock()

self.repl.tab()

self.assertEqual(self.repl.s, " ")

def test_back_parameter(self):

self.repl.matches_iter = mock.Mock()

self.repl.matches_iter.matches = True

self.repl.matches_iter.previous.return_value = "previtem"

self.repl.matches_iter.is_cseq.return_value = False

self.repl.show_list = mock.Mock()

self.repl.funcprops = mock.Mock()

self.repl.arg_pos = mock.Mock()

self.repl.matches_iter.cur_line.return_value = (None, "previtem")

self.repl.print_line = mock.Mock()

self.repl.s = "foo"

self.repl.cpos = 0

self.repl.tab(back=True)

self.assertTrue(self.repl.matches_iter.previous.called)

self.assertTrue(self.repl.s, "previtem")

# Attribute Tests

@unittest.skip("disabled while non-simple completion is disabled")

def test_fuzzy_attribute_tab_complete(self):

"""Test fuzzy attribute with no text"""

self.repl.s = "Foo."

self.repl.config.autocomplete_mode = autocomplete.FUZZY

self.repl.tab()

self.assertEqual(self.repl.s, "Foo.foobar")

@unittest.skip("disabled while non-simple completion is disabled")

def test_fuzzy_attribute_tab_complete2(self):

"""Test fuzzy attribute with some text"""

self.repl.s = "Foo.br"

self.repl.config.autocomplete_mode = autocomplete.FUZZY

self.repl.tab()

self.assertEqual(self.repl.s, "Foo.foobar")

# Expand Tests

def test_simple_expand(self):

self.repl.s = "f"

self.cpos = 0

self.repl.matches_iter = mock.Mock()

self.repl.matches_iter.is_cseq.return_value = True

self.repl.matches_iter.substitute_cseq.return_value = (3, "foo")

self.repl.print_line = mock.Mock()

self.repl.tab()

self.assertEqual(self.repl.s, "foo")

@unittest.skip("disabled while non-simple completion is disabled")

def test_substring_expand_forward(self):

self.repl.config.autocomplete_mode = autocomplete.SUBSTRING

self.repl.s = "ba"

self.repl.tab()

self.assertEqual(self.repl.s, "bar")

@unittest.skip("disabled while non-simple completion is disabled")

def test_fuzzy_expand(self):

pass

if __name__ == '__main__':

unittest.main()

bpython/bpython/test/test_repl.py at master · MarkTseng/bpython · GitHub

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