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tests.py
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import unittest
from datetime import date
from compute import compute_total_cost
class ComputeUnitTest(unittest.TestCase):
# Real case: 2019-2020 bill (exc VAT)
def test_case1(self):
result = compute_total_cost(
reading=449,
data=[
{
"start": date(2019, 2, 14),
"end": date(2019, 12, 31),
"we": 3,
"dom": 3,
},
{
"start": date(2020, 1, 1),
"end": date(2020, 2, 18),
"we": 3,
"dom": 5,
},
],
vat=0.0,
)
expected = 2689.10
self.assertAlmostEqual(result, expected, places=2)
# Real case: 2019-2020 bill (inc VAT)
def test_case1_vat(self):
result = compute_total_cost(
reading=449,
data=[
{
"start": date(2019, 2, 14),
"end": date(2019, 12, 31),
"we": 3,
"dom": 3,
},
{
"start": date(2020, 1, 1),
"end": date(2020, 2, 18),
"we": 3,
"dom": 5,
},
],
vat=0.06,
)
expected = 2850.44
self.assertAlmostEqual(result, expected, places=2)
def test_case2(self):
result = compute_total_cost(
reading=449,
data=[
{
"start": date(2019, 2, 14),
"end": date(2019, 12, 31),
"we": 3,
"dom": 5,
},
{
"start": date(2020, 1, 1),
"end": date(2020, 2, 18),
"we": 3,
"dom": 6,
},
],
vat=0.0,
)
expected = 2454.50
self.assertAlmostEqual(result, expected, places=2)
def test_case2_vat(self):
result = compute_total_cost(
reading=449,
data=[
{
"start": date(2019, 2, 14),
"end": date(2019, 12, 31),
"we": 3,
"dom": 5,
},
{
"start": date(2020, 1, 1),
"end": date(2020, 2, 18),
"we": 3,
"dom": 6,
},
],
vat=0.06,
)
expected = 2601.77
self.assertAlmostEqual(result, expected, places=2)
def test_case3(self):
result = compute_total_cost(
reading=160,
data=[
{
"start": date(2019, 2, 14),
"end": date(2019, 12, 31),
"we": 3,
"dom": 3,
},
{
"start": date(2020, 1, 1),
"end": date(2020, 2, 18),
"we": 3,
"dom": 3,
},
],
vat=0.0,
)
expected = 805.25
self.assertAlmostEqual(result, expected, places=2)
def test_case4(self):
result = compute_total_cost(
reading=180,
data=[
{
"start": date(2019, 2, 14),
"end": date(2019, 12, 31),
"we": 3,
"dom": 3,
},
{
"start": date(2020, 1, 1),
"end": date(2020, 2, 18),
"we": 3,
"dom": 3,
},
],
vat=0.0,
)
expected = 875.50
self.assertAlmostEqual(result, expected, places=2)
# Real case: 2020-2021 bill (exc VAT)
def test_case5(self):
result = compute_total_cost(
reading=292,
data=[
{
"start": date(2020, 2, 19),
"end": date(2020, 12, 31),
"we": 3,
"dom": 5,
},
{"start": date(2021, 1, 1), "end": date(2021, 2, 4), "we": 3, "dom": 6},
],
vat=0.0,
)
expected = 1409.30
self.assertAlmostEqual(result, expected, places=2)
# Real case: 2020-2021 bill (inc VAT)
def test_case5_vat(self):
result = compute_total_cost(
reading=292,
data=[
{
"start": date(2020, 2, 19),
"end": date(2020, 12, 31),
"we": 3,
"dom": 5,
},
{"start": date(2021, 1, 1), "end": date(2021, 2, 4), "we": 3, "dom": 6},
],
vat=0.06,
)
expected = 1493.86
self.assertAlmostEqual(result, expected, places=2)
def test_case6(self):
result = compute_total_cost(
reading=365,
data=[
{
"start": date(2020, 2, 19),
"end": date(2020, 12, 31),
"we": 3,
"dom": 6,
},
{
"start": date(2021, 1, 1),
"end": date(2021, 2, 18),
"we": 3,
"dom": 6,
},
],
vat=0.0,
)
expected = 1780.87
self.assertAlmostEqual(result, expected, places=2)
def test_case6_vat(self):
result = compute_total_cost(
reading=365,
data=[
{
"start": date(2020, 2, 19),
"end": date(2020, 12, 31),
"we": 3,
"dom": 6,
},
{
"start": date(2021, 1, 1),
"end": date(2021, 2, 18),
"we": 3,
"dom": 6,
},
],
vat=0.06,
)
expected = 1887.73
self.assertAlmostEqual(result, expected, places=2)