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[WIP] Improve lambda #21

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[WIP] Improve lambda #21

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16c82d4
Update test_underscore.py
MagicalLas Sep 23, 2019
faf6033
Update test_underscore.py
MagicalLas Sep 23, 2019
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20 changes: 10 additions & 10 deletions lazy/test_underscore.py
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Original file line number Diff line number Diff line change
@@ -1,4 +1,4 @@
from .lazy import _, F
from .lazy import dsl


def test_underscore_calculate():
Expand Down Expand Up @@ -30,20 +30,20 @@ def test_underscore_with_functions():
def add(x, y):
return x + y

f = F(str)(_ + 3)
f = str(_ + 3)
assert f(2) == "5"

f = F(add)(_, 3)
f = add(_, 3)
assert f(2) == 5

f = F(add)(x=_, y=3)
f = add(x=_, y=3)
assert f(2) == 5

f = F(add)(_, y=3)
f = add(_, y=3)
assert f(2) == 5

assert list(map(F(str)(_ * 2), [1, 2, 3])) == ['2', '4', '6']
assert list(map(F(str)(_ * _), [1, 2, 3])) == ['1', '4', '9']
assert list(map(F(add)(1, _ * 2), [1, 2, 3])) == [3, 5, 7]
assert list(map(F(add)(_ * 2, 4), [1, 2, 3])) == [6, 8, 10]
assert list(map(F(add)(_ * 3, _ + 2), [1, 2, 3])) == [6, 10, 14]
assert list(map(str(_ * 2), [1, 2, 3])) == ['2', '4', '6']
assert list(map(str(_ * _), [1, 2, 3])) == ['1', '4', '9']
assert list(map(add(1, _ * 2), [1, 2, 3])) == [3, 5, 7]
assert list(map(add(_ * 2, 4), [1, 2, 3])) == [6, 8, 10]
assert list(map(add(_ * 3, _ + 2), [1, 2, 3])) == [6, 10, 14]