wishwash/wishwash.test.js

Wishwash takes 4 arguments: a value (usually an iterator), a min, a max, and an inclusive qualifier, and counts back and forth between the min and max to your value. Wishwash can be likened to the modulus operator but instead of being used as a single dir

const ww = require('./wishwash.js')

console.log('Starting tests')

const NaNInputs1 = ww('Hello',2,17,true)
if (NaNInputs1 !== '"Hello" is not a number.') {
    throw new Error('ww not recognizing non numbers')
}

const NaNInputs2 = ww(5,'Hello',17,true)
if (NaNInputs2 !== '"Hello" is not a number.') {
    throw new Error('ww not recognizing non numbers')
}

const NaNInputs3 = ww(5,2,'Hello',true)
if (NaNInputs3 !== '"Hello" is not a number.') {
    throw new Error('ww not recognizing non numbers')
}

const nonBoolInputs1 = ww(5,2,17,8)
if (nonBoolInputs1 !== 'Your "inclusive" qualifier must be boolean.') {
    throw new Error('ww not recognizing booleans')
}

const nonBoolInputs2 = ww(5,2,17,'Hello')
if (nonBoolInputs2 !== 'Your "inclusive" qualifier must be boolean.') {
    throw new Error('ww not recognizing booleans')
}

const nonBoolInputs3 = ww(5,2,17,undefined)
if (nonBoolInputs3 !== 'Your "inclusive" qualifier is undefined.') {
    throw new Error('ww not recognizing booleans')
}

const undefinedInputs1 = ww(undefined,2,17,true)
if (undefinedInputs1 !== 'Your iterator is undefined.') {
    throw new Error('ww not recognizing non numbers')
}

const undefinedInputs2 = ww(5,undefined,17,true);
if (undefinedInputs2 !== 'Your min is undefined.') {
    throw new Error('ww not recognizing non numbers');
}

const undefinedInputs3 = ww(5,2,undefined,true);
if (undefinedInputs3 !== 'Your max is undefined.') {
    throw new Error('ww not recognizing non numbers');
}

const undefinedInputs4 = ww(5,2,17,undefined)
if (undefinedInputs4 !== 'Your "inclusive" qualifier is undefined.') {
    throw new Error('ww not recognizing booleans')
}

const floatingPointErrorHandling1 = ww(9999999999999999,2,17,false)
if (floatingPointErrorHandling1 !== 'Your iterator is too large to maintain IEEE 754 Floating Point conversion accuracy.') {
    throw new Error('ww not recognizing too large numbers')
}

const floatingPointErrorHandling2 = ww(5,9999999999999999,17,false)
if (floatingPointErrorHandling2 !== 'Your min is too large to maintain IEEE 754 Floating Point conversion accuracy.') {
    throw new Error('ww not recognizing too large numbers')
}

const floatingPointErrorHandling3 = ww(5,2,9999999999999999,false)
if (floatingPointErrorHandling3 !== 'Your max is too large to maintain IEEE 754 Floating Point conversion accuracy.') {
    throw new Error('ww not recognizing too large numbers')
}

const minNotLessThanMax = ww(5,13,13,true)
if (minNotLessThanMax !== 'Your max must be greater than your min.') {
    throw new Error('ww not recognizing min not less than max')
}