def test_subEqualPositivePositive(self):
#positive number & positive number
assert m.subtraction(10, 3) == 7
assert m.subtraction(4, 3) == 1
assert m.subtraction(8, 4) == 4
assert m.subtraction(15, 6) == 9
assert m.subtraction(53, 25) == 28
assert m.subtraction(70, 42) == 28
assert m.subtraction(130, 65) == 65
assert m.subtraction(1111, 111) == 1000
assert m.subtraction(25485, 10254) == 15231
def test_subNotEqualPositiveNegative(self):
#positive number & negative number
assert m.subtraction(-22, 311) != -111
assert m.subtraction(-564, 80) != 40
assert m.subtraction(10, -7) != 45
assert m.subtraction(-12, 110) != 100
assert m.subtraction(45, -5) != -12
assert m.subtraction(-74, 51) != -9
assert m.subtraction(-25, 25) != 0
assert m.subtraction(100, -103564) != 0
def equalClick(self):
"""
Funkcia na vyhodnotenie zadaného príkladu v kalkulačke. Volá funkcie z matematickej knižnice mathlib.py
"""
global operatorFlag
global operator
global leftSide
global rightSide
global errorFlag
global leftSideValue
global rightSideValue
rightSideValue = SideValue(rightSide)
leftSideValue = SideValue(leftSide)
result = ""
if errorFlag:
result = "Invalid input"
else:
if not leftSide:
result = "Invalid input"
#calling functions from mathlib based on operator value
elif '!' in operator:
result = m.factorial(leftSideValue)
elif not rightSide:
result = "Invalid input"
elif '+' in operator:
result = m.add(leftSideValue, rightSideValue)
elif '-' in operator:
result = m.subtraction(leftSideValue, rightSideValue)
elif '*' in operator:
result = m.multiplication(leftSideValue, rightSideValue)
elif '/' in operator:
result = m.divide(leftSideValue, rightSideValue)
elif '^' in operator:
result = m.power(leftSideValue, rightSideValue)
elif '\u221A' in operator: #root symbol
result = m.nthRoot(leftSideValue, rightSideValue)
elif '%' in operator:
result = m.modulo(leftSideValue, rightSideValue)
if not operator and leftSide and not rightSide: # if user inserted only one number without operator
result = leftSideValue
self.ui.resultDisplay.setText(str(result))
clearEverything()
def test_subNotEqualPositivePositive(self):
#positive number & positive number
assert m.subtraction(2, 4) != 0
assert m.subtraction(70, 30) != 15
assert m.subtraction(2100, 181) != 171
assert m.subtraction(100, 107) != 7
assert m.subtraction(40, 111) != -1044524
assert m.subtraction(4025, 46555) != 0.5
assert m.subtraction(1484910, 6515612) != -1
def Standard_deviation():
"""
Funkcia na výpočet smerodajnej odchýlky zo štandardného vstupu(stdin)
:return: výslednú smerodajnú odchýlku pre zadané čísla
"""
global N
sumSX = 0
sumSX2 = 0
for line in sys.stdin:
strip = int(line.rstrip())
N = m.add(N, 1)
sumSX = m.add(sumSX, strip)
sumSX2 = m.add(sumSX2, m.power(strip, 2))
x_line = m.multiplication(m.divide(1, N), sumSX)
multInBracket = m.multiplication(N, m.power(x_line, 2))
bracket = m.subtraction(sumSX2, multInBracket)
leftSide = m.divide(1, m.subtraction(N, 1))
multOutBracket = m.multiplication(leftSide, bracket)
result = m.nthRoot(2, multOutBracket)
return result
def test_subNotEqualNegativeNegative(self):
#negative number & negative number
assert m.subtraction(-2, -3) != 0
assert m.subtraction(-5, -1) != -27.5
assert m.subtraction(-13, -7) != -46
assert m.subtraction(-40, -11) != 10
assert m.subtraction(-4025, -46555) != 3.33
assert m.subtraction(-1480.45, -6515612) != -12314
def test_subEqualNegativeNegative(self):
#negative number & negative number
assert m.subtraction(-5, -8) == 3
assert m.subtraction(-30, -18) == -12
assert m.subtraction(-3, -7) == 4
assert m.subtraction(-301, -121) == -180
assert m.subtraction(-1025, -2555) == 1530
assert m.subtraction(-19796, -20123) == 327
def test_subEqualPositiveNegative(self):
#positive number & negative number
assert m.subtraction(5, -3) == 8
assert m.subtraction(10, -5) == 15
assert m.subtraction(2, -8) == 10
assert m.subtraction(2, -1) == 3
assert m.subtraction(-8, 9) == -17
assert m.subtraction(2, -6) == 8
assert m.subtraction(-15, 15) == -30
assert m.subtraction(-253, 100) == -353
assert m.subtraction(35, -77) == 112
assert m.subtraction(2566, -1120) == 3686
assert m.subtraction(-9999, 1111) == -11110