def convert(fromUnit, toUnit, value):
"""Convert fromUnit value to toUnit."""
if fromUnit == 'Fahrenheit':
if toUnit == 'Celcius':
return float(conversions.convertFahrenheitToCelcius(value))
elif toUnit == 'Kelvin':
return float(conversions.convertFahrenheitToKelvin(value))
else:
raise ConversionError('{} cannot be converted to {}'.format(fromUnit, toUnit))
elif fromUnit == 'Celcius':
if toUnit == 'Fahrenheit':
return float(conversions.convertCelciusToFahrenheit(value))
elif toUnit == 'Kelvin':
return float(conversions.convertCelciusToKelvin(value))
else:
raise ConversionError('{} cannot be converted to {}'.format(fromUnit, toUnit))
elif fromUnit == 'Kelvin':
if toUnit == 'Fahrenheit':
return float(conversions.convertKelvinToFahrenheit(value))
elif toUnit == 'Celcius':
return float(conversions.convertKelvinToCelcius(value))
else:
raise ConversionNotPossible('Cannot perform conversions')
def testConvertFahrenheitToCelcius(self):
print "\nNow testing convertFahrenheitToCelcius function:"
# Iterate through the known values list
for i in range(0,len(self.knownValues)):
result = conversions.convertFahrenheitToCelcius(self.knownValues[i][2]) # result of the conversion from fahrenheit to celcius
celcius = self.knownValues[i][0]
self.assertEqual(celcius, result) # comparing if the values are equal
print " testing fahrenheit = %f; %f = %f; Passed" % (self.knownValues[i][2], celcius, result)
def test_convertFahrenheitToCelcius(self):
for x in self.celToFaKnown:
# Run conversion
result = conversions.convertFahrenheitToCelcius(x[1])
# Check result
self.assertEqual(result, x[0])
# Print test
print 'Testing Farenheiht ' + str(x[1]) + ' converts to ' + str(
x[0]) + ' Celcius.'
def testConvertFahrenheitToCelcius(self):
print "\nNow testing convertFahrenheitToCelcius function:"
for i in range(0, len(self.knownValues)):
result = conversions.convertFahrenheitToCelcius(
self.knownValues[i][2])
celcius = self.knownValues[i][0]
self.assertEqual(celcius, result)
print " testing fahrenheit = %f; %f = %f; Passed" % (
self.knownValues[i][2], celcius, result)
def testFromFahrenheitToCelciusPositive(self):
print("Checking if the conversion of 932.00F is 500.15C")
self.assertAlmostEqual(500.00,
conversions.convertFahrenheitToCelcius(932.00),
places=2)
def testFToC(self):
"""should produce known result with know input"""
for input, output in self.knownValuesF2C:
result = conversions.convertFahrenheitToCelcius(input)
self.assertEqual(output, result, msg = 'Test converting {}F to Celsius. Result {}. Expected {}'.format(input, result, output))
def testConvertFahrenheittoCelcius(self):
"""convertFahrenheitToCelcius should give knownFahrenheitConversion results"""
for celcius, fahrenheit in self.knownFahrenheitConversions:
result = float(conversions.convertFahrenheitToCelcius(fahrenheit))
self.assertEqual(celcius, result)
def negative_value_testing(self):
self.assertEqual(convertFahrenheitToCelcius(-200.0), 173.15)
def big_value_testing(self):
self.assertEqual(convertFahrenheitToCelcius(937538), 937938.15)
def decimal_value_testing(self):
self.assertEqual(convertFahrenheitToCelcius(200.22), 373.37)
def zeroBasedValue_testing(self):
self.assertEqual(convertFahrenheitToCelcius(0.0), 273.15)
def positiveValue_testing(self):
self.assertEqual(convertFahrenheitToCelcius(300.0), 573.15)
def testFahrenheittoCelcius(self):
for i in range(len(self.fah)):
celcius = conversions.convertFahrenheitToCelcius(
self.fah[i])
self.assertEqual(self.cel[i],celcius,msg='{}C != {}C'.format(celcius,self.cel[i]))
def testconvertFahrenheitToCelcius(self):
print 'Testing that convertFahrenheitToCelcius returns the correct known values'
for f, c in self.f2cKnownValues:
result = conversions.convertFahrenheitToCelcius(f)
self.assertEqual(c, result)
def testConvertFahrenheitToCelcius(self):
"""convertFahrenheitToCelcius should give known result with known input"""
for celcius, fahrenheit, _ in self.knownValues:
result = conversions.convertFahrenheitToCelcius(fahrenheit)
self.assertEqual(celcius, result)
