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Commit 8beba7ba authored by Sander Mathijs van Veen's avatar Sander Mathijs van Veen
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Added unit tests for exponentiation expressions.

parent bb8c1c91
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Showing with 12 additions and 1 deletion
tests/test_calc.py
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...@@ -50,6 +50,7 @@ class TestCalc(unittest.TestCase): ...@@ -50,6 +50,7 @@ class TestCalc(unittest.TestCase):
N('+', L('c'), L('d')))), N('+', L('c'), L('d')))),
('a+b(c+d)', N('+', L('a'), N('*', L('b'), ('a+b(c+d)', N('+', L('a'), N('*', L('b'),
N('+', L('c'), L('d'))))), N('+', L('c'), L('d'))))),
('abcd', N('*', L('a'), L('b'), L('c'), L('d'))),
('ab(c)d', N('*', L('a'), L('b'), L('c'), L('d'))), ('ab(c)d', N('*', L('a'), L('b'), L('c'), L('d'))),
#('ab(c)d', N('*', L('a'), N('*', L('b'), #('ab(c)d', N('*', L('a'), N('*', L('b'),
# N('*', L('c'), L('d'))))), # N('*', L('c'), L('d'))))),
...@@ -62,8 +63,18 @@ class TestCalc(unittest.TestCase): ...@@ -62,8 +63,18 @@ class TestCalc(unittest.TestCase):
def test_pow_nested(self): def test_pow_nested(self):
# a^b^c = a^(b^c) != (a^b)^c # a^b^c = a^(b^c) != (a^b)^c
a, b, c, d, e = L('a'), L('b'), L('c'), L('d'), L('e')
expressions = [ expressions = [
('a^b^c', N('^', L('a'), N('^', L('b'), L('c')))), ('a^b^c', N('^', a, N('^', b, c))),
('-1^b^c', N('-', N('^', L(1), N('^', b, c)))),
('ab^c', N('*', a, N('^', b, c))),
('a(b)^c', N('*', a, N('^', b, c))),
('a(b+c)^(d+e)', N('*', a, N('^', N('+', b, c),
N('+', d, e)))),
('(a(b+c))^(d+e)', N('^', N('*', a, N('+', b, c)),
N('+', d, e))),
] ]
run_expressions(Parser, expressions) run_expressions(Parser, expressions)
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