function wisePerson(wiseType,whatToSay) {
    return `A wise ${wiseType} once said: "${whatToSay}".`;
}
const wisePerson2 = (wiseType, whatToSay) => `a ${wiseType} b: ${whatToSay}`;

function testWisePerson() {
    const wiseType = 'goat';
    const whatToSay = 'A bird in the hand is worth 2 in the bush.';

    const expected = 'A wise ' + wiseType + ' once said: "' + whatToSay + '".';
    const actual = wisePerson(wiseType, whatToSay);
    if (expected === actual) {console.log('Test Successful')}
    else {console.log("Test Failed" + '\n expected:' + expected + '\n actual:' + actual );}
}

console.log(wisePerson('goat', 'Hello world'));
console.log(wisePerson2('goat', 'Hello world'));

testWisePerson();

function shouter(whatToShout) {
    return whatToShout.toUpperCase();
}
function testShouter() {
    const whatToShout = 'hello Jim!!!';

    const expected = "HELLO JIM!!!";
    const actual = shouter(whatToShout);

    if (expected === actual) {
        console.log('Shouter Test Working');
    }
    else {
        console.log('Shouter Test Failed');
    }
}
testShouter()
console.log(shouter('hello Jim!!!'));

const textNormalizer = (text) => text.toLowerCase();

console.log(textNormalizer('HELLO Jim, THIS is sUper dUper!'));

const testTextNormalizer = () => {
    const text = 'HELLO Jim, THIS is sUper dUper!';

    const expected = 'hello jim, this is super duper!';
    const actual = textNormalizer(text);

    console.log( (expected === actual) ?  'TextNormalizer is working' : 'TextNormalizer is failing');
    return 0;

}

testTextNormalizer();