Run("calc.exe")
WinWaitActive("Calculator") ; ("Калькулятор")
AutoItSetOption("SendKeyDelay", 50)

TestOperations()

MsgBox(0, "Test Finished", "Test is finished")

Exit

Func TestOperations()
  TestAddition()
  TestSubtraction()
  TestMultiplication()
  TestDivision()
  TestRev()
  TestSqrt()
  TestExtraButtons()
  TestBackspace()
  TestPercentage()
EndFunc

Func TestAddition()
  Send("{ESC}{ESC}")
  Send("1023456789")
  Send("{+}")
  Send("9087654321")
  Send("{ENTER}")
  AssertEq(GetResult(), 10111111110, "TestAddition")
  Send("{ESC}{ESC}")
  Send("100,5")
  Send("{+}")
  Send("100,2")
  Send("{ENTER}")
  AssertEq(GetResult(), 200.7, "TestAddition")
  Send("{ESC}{ESC}")
  Send("-100,5")
  Send("{+}")
  Send("100,2")
  Send("{ENTER}")
  AssertEq(GetResult(), -0.3, "TestAddition")
EndFunc

Func TestSubtraction()
  Send("{ESC}{ESC}")
  Send("1200")
  Send("{-}")
  Send("200")
  Send("{ENTER}")
  AssertEq(GetResult(), 1000, "TestSubtraction")
  Send("{ESC}{ESC}")
  Send("200")
  Send("{-}")
  Send("1200")
  Send("{ENTER}")
  AssertEq(GetResult(), -1000, "TestSubtraction")
  Send("{ESC}{ESC}")
  Send("200,1")
  Send("{-}")
  Send("1200")
  Send("{ENTER}")
  AssertEq(GetResult(), -999.9, "TestSubtraction")
EndFunc

Func TestMultiplication()
  Send("{ESC}{ESC}")
  Send("10")
  Send("{*}")
  Send("20")
  Send("{ENTER}")
  AssertEq(GetResult(), 200, "TestMultiplication")
  Send("{ESC}{ESC}")
  Send("10,2")
  Send("{*}")
  Send("-4")
  Send("{ENTER}")
  AssertEq(GetResult(), -40.8, "TestMultiplication")
EndFunc


Func TestDivision()
  Send("{ESC}{ESC}")
  Send("-10")
  Send("{/}")
  Send("20")
  Send("{ENTER}")
  AssertEq(GetResult(), -0.5, "TestDivision")
  Send("{ESC}{ESC}")
  Send("100")
  Send("{/}")
  Send("5")
  Send("{ENTER}")
  AssertEq(GetResult(), 20, "TestDivision")
  Send("{ESC}{ESC}")
  Send("0,02")
  Send("{/}")
  Send("2")
  Send("{ENTER}")
  AssertEq(GetResult(), 0.01, "TestDivision")
EndFunc


Func TestRev()
  Send("{ESC}{ESC}")
  Send("8")
  Send("{r}")
  AssertEq(GetResult(), 0.125, "TestReverse")
EndFunc

Func TestSqrt()
  Send("{ESC}{ESC}")
  Send("8")
  Send("{@}")
  AssertEq(GetResult(), 64, "TestReverse")
EndFunc


Func TestExtraButtons()
  Send("{ESC}{ESC}")
  Send("8")
  Send("{CTRL}M")
  Send("{ESC}{ESC}")
  Send("{CTRL}R")
  AssertEq(GetResult(), 8, "Test MS and MR")
  Send("{CTRL}L")
  Send("{CTRL}R")
  AssertEq(GetResult(), 0, "Test MC")
  Send("8")
  Send("{CTRL}M")
  Send("8")
  Send("{CTRL}P")
  Send("{CTRL}R")
  AssertEq(GetResult(), 16, "Test M+")
EndFunc

Func TestBackspace()
  Send("82")
  Send("{BACKSPACE}")
  AssertEq(GetResult(), 8, "TestBackspace")
EndFunc

Func TestPercentage()
Send("{ESC}{ESC}")
Send("100")
Send("{*}")
Send("15%")
AssertEq(GetResult(), 15, "TestPercentageMultiplication")
Send("{ESC}{ESC}")
Send("100")
Send("{+}")
Send("15%")
Send("{ENTER}")
AssertEq(GetResult(), 115, "TestPercentageAddition")
Send("{ESC}{ESC}")
Send("100")
Send("{-}")
Send("15%")
Send("{ENTER}")
AssertEq(GetResult(), 85, "TestPercentageSubtraction")
EndFunc


Func GetResult()
    Send("^c")
    $str = StringReplace(ClipGet(), ",", ".")
    return Number($str)
 EndFunc

Func AssertEq($Result, $Expect, $Message)
    If $Result <> $Expect Then
    MsgBox(0, $Message, "Test is failed")
    EndIf
EndFunc