test_ok1/testing/code/test_assertionnew.py

75 lines
1.8 KiB
Python

import sys
import py
from py._code._assertionnew import interpret
def getframe():
"""Return the frame of the caller as a py.code.Frame object"""
return py.code.Frame(sys._getframe(1))
def setup_module(mod):
py.code.patch_builtins(assertion=True, compile=False)
def teardown_module(mod):
py.code.unpatch_builtins(assertion=True, compile=False)
def test_assert_simple():
# Simply test that this way of testing works
a = 0
b = 1
r = interpret('assert a == b', getframe())
assert r == 'assert 0 == 1'
def test_assert_list():
r = interpret('assert [0, 1] == [0, 2]', getframe())
msg = ('assert [0, 1] == [0, 2]\n'
' First differing item 1: 1 != 2\n'
' - [0, 1]\n'
' ? ^\n'
' + [0, 2]\n'
' ? ^')
print r
assert r == msg
def test_assert_string():
r = interpret('assert "foo and bar" == "foo or bar"', getframe())
msg = ("assert 'foo and bar' == 'foo or bar'\n"
" - foo and bar\n"
" ? ^^^\n"
" + foo or bar\n"
" ? ^^")
print r
assert r == msg
def test_assert_multiline_string():
a = 'foo\nand bar\nbaz'
b = 'foo\nor bar\nbaz'
r = interpret('assert a == b', getframe())
msg = ("assert 'foo\\nand bar\\nbaz' == 'foo\\nor bar\\nbaz'\n"
' foo\n'
' - and bar\n'
' + or bar\n'
' baz')
print r
assert r == msg
def test_assert_dict():
a = {'a': 0, 'b': 1}
b = {'a': 0, 'c': 2}
r = interpret('assert a == b', getframe())
msg = ("assert {'a': 0, 'b': 1} == {'a': 0, 'c': 2}\n"
" - {'a': 0, 'b': 1}\n"
" ? ^ ^\n"
" + {'a': 0, 'c': 2}\n"
" ? ^ ^")
print r
assert r == msg