def test_with_dictonary(self):
products = [
{
'id': 1,
'price': 13,
'category': 2
},
{
'id': 2,
'price': 99.99,
'category': 2
},
{
'id': 3,
'price': 0.01,
'category': 4
},
]
p = Pinq(products)
assert p.select(p.item('price')).max() == 99.99
assert p.select(p.item('id')).to_list() == [1, 2, 3]
def test_returns_max_complex(self):
p = Pinq(self.products)
assert p.select(p.attr('price')).max() == 99.99
def test_returns_min_complex(self):
p = Pinq(self.products)
assert p.select(p.attr('price')).min() == 0.01
def test_returns_sum_complex(self):
p = Pinq(self.products)
assert p.select(p.attr('price')).sum() == 113
def test_returns_set_of_items_complex(self):
p = Pinq(self.products)
assert p.select(p.attr('category')).to_set() == {2, 4}
def test_multi_select(self):
p = Pinq(self.products)
expected = ["13.0", "99.99", "0.01"]
assert p.select(p.attr('price')).select(str).to_list() == expected
def test_values_returned_are_from_select_clause(self):
p = Pinq(self.products)
assert p.select(p.attr('id')).to_list() == [1, 2, 3]