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# Copyright 2016 Joachim Trouverie <joachim.trouverie@linoame.fr>
# This is the test for Arithmetic plugin.
# Arithmetic is a plugin for Zim program
# by Patricio Paez <pp@pp.com.mx>
import tests
from zim.inc.arithmetic import feed
class ArithmeticTest(tests.TestCase):
def runTest(self):
'''Test Arithmetic plugin'''
# operations tests
data = [
('3 + 7=', '3 + 7=10'),
('3 + 7=11', '3 + 7=10'),
('-3 + 7=', '-3 + 7=4'),
('-3 + 7=10', '-3 + 7=4'),
('3 - 7=', '3 - 7=-4'),
('3 - 7=-5', '3 - 7=-4'),
('-3 - 7=', '-3 - 7=-10'),
('-3 - 7=-5', '-3 - 7=-10'),
('3 * 7=', '3 * 7=21'),
('3 * 7=22', '3 * 7=21'),
('3 * -7=', '3 * -7=-21'),
('3 * -7=-22', '3 * -7=-21'),
('3 x 7=', '3 x 7=21'),
('3 x 7=22', '3 x 7=21'),
('3 x -7=', '3 x -7=-21'),
('3 x -7=-22', '3 x -7=-21'),
('8 / 4=', '8 / 4=2'),
('8 / 4=3', '8 / 4=2'),
('-8 / 4=', '-8 / 4=-2'),
('-8 / 4=-3', '-8 / 4=-2'),
('2 ** 2=', '2 ** 2=4'),
('2 ** 2=8', '2 ** 2=4'),
('-2 ** 3=', '-2 ** 3=-8'),
('-2 ** 3=-6', '-2 ** 3=-8'),
('2 ^ 2=', '2 ^ 2=4'),
('2 ^ 2=8', '2 ^ 2=4'),
('-2 ^ 3=', '-2 ^ 3=-8'),
('-2 ^ 3=-6', '-2 ^ 3=-8'),
]
for text, wanted in data:
result = feed(text).strip()
self.assertEqual(result, wanted)
text = '''
a=5
b=6
a + b=
a + b=12
a - b=
a - b=-2
b - a=
b - a=2
a * b=
a * b=31
b / a=
b / a=1
a ** b=
a ** b=15626
'''
wanted = '''
a=5
b=6
a + b=11
a + b=11
a - b=-1
a - b=-1
b - a=1
b - a=1
a * b=30
a * b=30
b / a=1.2
b / a=1.2
a ** b=15,625
a ** b=15,625
'''
self.assertEqual(feed(text), wanted)
text = '''
W=5
Höhe=3
W * Höhe=
'''
wanted = '''
W=5
Höhe=3
W * Höhe=15
'''
self.assertEqual(feed(text), wanted)
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