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Copy pathtest_repl.py
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508 lines (399 loc) · 17.1 KB
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import os
import sys
import unittest
from itertools import islice
from mock import Mock, MagicMock
try:
from unittest import skip
except ImportError:
def skip(f):
return lambda self: None
py3 = (sys.version_info[0] == 3)
from bpython import config, repl, cli, autocomplete
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 TestHistory(unittest.TestCase):
def setUp(self):
self.history = repl.History('#%d' % x for x in range(1000))
def test_is_at_start(self):
self.history.first()
self.assertNotEqual(self.history.index, 0)
self.assertTrue(self.history.is_at_end)
self.history.forward()
self.assertFalse(self.history.is_at_end)
def test_is_at_end(self):
self.history.last()
self.assertEqual(self.history.index, 0)
self.assertTrue(self.history.is_at_start)
self.assertFalse(self.history.is_at_end)
def test_first(self):
self.history.first()
self.assertFalse(self.history.is_at_start)
self.assertTrue(self.history.is_at_end)
def test_last(self):
self.history.last()
self.assertTrue(self.history.is_at_start)
self.assertFalse(self.history.is_at_end)
def test_back(self):
self.assertEqual(self.history.back(), '#999')
self.assertNotEqual(self.history.back(), '#999')
self.assertEqual(self.history.back(), '#997')
for x in range(997):
self.history.back()
self.assertEqual(self.history.back(), '#0')
def test_forward(self):
self.history.first()
self.assertEqual(self.history.forward(), '#1')
self.assertNotEqual(self.history.forward(), '#1')
self.assertEqual(self.history.forward(), '#3')
# 1000 == entries 4 == len(range(1, 3) ===> '#1000' (so +1)
for x in range(1000 - 4 - 1):
self.history.forward()
self.assertEqual(self.history.forward(), '#999')
def test_append(self):
self.history.append('print "foo\n"\n')
self.history.append('\n')
self.assertEqual(self.history.back(), 'print "foo\n"')
@skip("I don't understand this test")
def test_enter(self):
self.history.enter('#lastnumber!')
self.assertEqual(self.history.back(), '#999')
self.assertEqual(self.history.forward(), '#lastnumber!')
def test_reset(self):
self.history.enter('#lastnumber!')
self.history.reset()
self.assertEqual(self.history.back(), '#999')
self.assertEqual(self.history.forward(), '')
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(self.matches_iterator.next(), self.matches[0])
for x in range(len(self.matches) - 1):
self.matches_iterator.next()
self.assertEqual(self.matches_iterator.next(), self.matches[0])
self.assertEqual(self.matches_iterator.next(), self. matches[1])
self.assertNotEqual(self.matches_iterator.next(), 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)
self.matches_iterator.next()
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):
self.assertRaises(ValueError, self.matches_iterator.current)
self.matches_iterator.next()
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()
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()
completer.locate.return_value = (0,
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(self.matches_iterator.next(), 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)
def setInputLine(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.setInputLine(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.setInputLine(line)
# Should not explode
self.repl.get_args()
def test_kw_arg_position(self):
self.setInputLine("spam(a=0")
self.assertTrue(self.repl.get_args())
self.assertEqual(self.repl.argspec[3], "a")
self.setInputLine("spam(1, b=1")
self.assertTrue(self.repl.get_args())
self.assertEqual(self.repl.argspec[3], "b")
self.setInputLine("spam(1, c=2")
self.assertTrue(self.repl.get_args())
self.assertEqual(self.repl.argspec[3], "c")
def test_lambda_position(self):
self.setInputLine("spam(lambda a, b: 1, ")
self.assertTrue(self.repl.get_args())
self.assertTrue(self.repl.argspec)
# Argument position
self.assertEqual(self.repl.argspec[3], 1)
def test_issue127(self):
self.setInputLine("x=range(")
self.assertTrue(self.repl.get_args())
self.assertEqual(self.repl.current_func.__name__, "range")
self.setInputLine("{x:range(")
self.assertTrue(self.repl.get_args())
self.assertEqual(self.repl.current_func.__name__, "range")
self.setInputLine("foo(1, 2, x,range(")
self.assertEqual(self.repl.current_func.__name__, "range")
self.setInputLine("(x,range(")
self.assertEqual(self.repl.current_func.__name__, "range")
def test_nonexistent_name(self):
self.setInputLine("spamspamspam(")
self.assertFalse(self.repl.get_args())
class TestRepl(unittest.TestCase):
def setInputLine(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.setInputLine('a = "2"')
self.repl.cpos = 0 #TODO factor cpos out of repl.Repl
self.assertEqual(self.repl.current_string(), '"2"')
self.setInputLine('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.setInputLine("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('])
@skip("disabled while non-simple completion is disabled")
def test_substring_global_complete(self):
self.repl = FakeRepl({'autocomplete_mode': autocomplete.SUBSTRING})
self.setInputLine("time")
self.assertTrue(self.repl.complete())
self.assertTrue(hasattr(self.repl.completer,'matches'))
self.assertEqual(self.repl.completer.matches,
['RuntimeError(', 'RuntimeWarning('])
@skip("disabled while non-simple completion is disabled")
def test_fuzzy_global_complete(self):
self.repl = FakeRepl({'autocomplete_mode': autocomplete.FUZZY})
self.setInputLine("doc")
self.assertTrue(self.repl.complete())
self.assertTrue(hasattr(self.repl.completer,'matches'))
self.assertEqual(self.repl.completer.matches,
['UnboundLocalError(', '__doc__'])
# 2. Attribute tests
def test_simple_attribute_complete(self):
self.repl = FakeRepl({'autocomplete_mode': autocomplete.SIMPLE})
self.setInputLine("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'])
@skip("disabled while non-simple completion is disabled")
def test_substring_attribute_complete(self):
self.repl = FakeRepl({'autocomplete_mode': autocomplete.SUBSTRING})
self.setInputLine("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.completer,'matches'))
self.assertEqual(self.repl.completer.matches,
['Foo.baz'])
@skip("disabled while non-simple completion is disabled")
def test_fuzzy_attribute_complete(self):
self.repl = FakeRepl({'autocomplete_mode': autocomplete.FUZZY})
self.setInputLine("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.completer,'matches'))
self.assertEqual(self.repl.completer.matches,
['Foo.bar'])
# 3. Edge Cases
def test_updating_namespace_complete(self):
self.repl = FakeRepl({'autocomplete_mode': autocomplete.SIMPLE})
self.setInputLine("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.setInputLine("_")
self.assertTrue(self.repl.complete())
self.assertTrue(hasattr(self.repl.matches_iter,'matches'))
self.assertTrue('__file__' not in self.repl.matches_iter.matches)
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(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 = MagicMock()
if py3:
self.repl.matches_iter.__bool__.return_value = False
else:
self.repl.matches_iter.__nonzero__.return_value = False
self.repl.complete = Mock()
self.repl.print_line = Mock()
self.repl.matches_iter.is_cseq.return_value = False
self.repl.show_list = Mock()
self.repl.argspec = 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")
@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")
@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()
self.repl.config.tab_length = 4
self.repl.complete = Mock()
self.repl.print_line = Mock()
self.repl.tab()
self.assertEqual(self.repl.s, " ")
def test_back_parameter(self):
self.repl.matches_iter = 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()
self.repl.argspec = Mock()
self.repl.matches_iter.cur_line.return_value = (None, "previtem")
self.repl.print_line = 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
@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")
@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()
self.repl.matches_iter.is_cseq.return_value = True
self.repl.matches_iter.substitute_cseq.return_value = (3, "foo")
self.repl.print_line = Mock()
self.repl.tab()
self.assertEqual(self.repl.s, "foo")
@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")
@skip("disabled while non-simple completion is disabled")
def test_fuzzy_expand(self):
pass
if __name__ == '__main__':
unittest.main()