def test_CelsiusToFahrenheit_GivenNull_ShouldReturnZero(self):
# Arrange
celsius = None
# Act
result = MetricConverter.CelsiusToFahrenheit(celsius)
# Assert
self.assertEqual(result, 0)
def test_KilogramToPound_GivenNull_ShouldReturnZero(self):
# Arrange
kilogram = None
# Act
result = MetricConverter.KilogramToPound(kilogram)
# Assert
self.assertEqual(result, 0)
def test_KilometersToMiles_GivenNull_ShouldReturnZero(self):
# Arrange
kilometers = None
# Act
result = MetricConverter.KilometersToMiles(kilometers)
# Assert
self.assertEqual(result, 0)
def test_LitersToGallons_GivenString_ShouldReturnZero(self):
# Arrange
liters = "Hello"
targetUnit = "UK"
# Act
result = MetricConverter.LitersToGallons(liters, targetUnit)
# Assert
self.assertEqual(result, 0)
def test_CelsiusToFahrenheit_GivenCelsius_ShouldReturnFahrenheit(self):
temperature = {1: 33.8, 4: 39.2, 10: 50, 16: 60.8, 22: 71.6, 30: 86}
for c, fahrenheit in temperature.items():
# Arrange
celsius = c
# Act
result = MetricConverter.CelsiusToFahrenheit(celsius)
# Assert
self.assertEqual(result, fahrenheit)
def test_LitersToGallons_GivenLiters_ShouldReturnUKGallons(self):
volume = {4.54609: 1, 9.09218: 2, 13.63827: 3, 45.4609: 10}
for l, gallons in volume.items():
# Arrange
liters = l
targetUnit = "UK"
# Act
result = MetricConverter.LitersToGallons(liters, targetUnit)
# Assert
self.assertEqual(result, gallons)
def test_KilometersToMiles_GivenKilometers_ShouldReturnMiles(self):
distance = {
1: 0.621371,
2: 1.242742,
5: 3.106855,
12: 7.456452,
20: 12.42742
}
for km, miles in distance.items():
# Arrange
kilometers = km
# Act
result = MetricConverter.KilometersToMiles(kilometers)
# Assert
self.assertEqual(result, miles)
def test_LitersToGallons_GivenLiters_ShouldReturnUSGallons(self):
volume = {
3.785411784: 1,
7.57082: 2,
45.4249: 12,
75.7082: 20,
124.919: 33,
223.339: 59
}
for l, gallons in volume.items():
# Arrange
liters = l
targetUnit = "US"
# Act
result = MetricConverter.LitersToGallons(liters, targetUnit)
# Assert
self.assertEqual(result, gallons)
def test_KilogramToPound_GivenKilogram_ShouldReturnPound(self):
weight = {
1: 2.205,
5: 11.023,
10: 22.046,
13: 28.66,
19: 41.888,
30: 66.139,
35: 77.162
}
for kg, pounds in weight.items():
# Arrange
kilogram = kg
# Act
result = MetricConverter.KilogramToPound(kilogram)
# Assert
self.assertEqual(result, pounds)