By the Power of RegEx...

Phone_Number_Test_Cases

var map = {

    "should return true." : '\n',
    "should return false." : '\n',
    "should return a boolean." : '\n',
    "should return false" : '\n',
    "should return true" : '\n',
    "telephoneCheck(" : '',
    '")' : '"',
    '.' : '',
    '"' : ''
};



var str = 'telephoneCheck("555-555-5555") should return a boolean.\
telephoneCheck("1 555-555-5555") should return true.\
telephoneCheck("1 (555) 555-5555") should return true. \
telephoneCheck("5555555555") should return true. \
telephoneCheck("555-555-5555") should return true. \
telephoneCheck("(555)555-5555") should return true. \
telephoneCheck("1(555)555-5555") should return true.\
telephoneCheck("555-5555") should return false.\
telephoneCheck("5555555") should return false.\
telephoneCheck("1 555)555-5555") should return false.\
telephoneCheck("1 555 555 5555") should return true.\
telephoneCheck("1 456 789 4444") should return true.\
telephoneCheck("123**&!!asdf#") should return false.\
telephoneCheck("55555555") should return false.\
telephoneCheck("(6505552368)") should return false\
telephoneCheck("2 (757) 622-7382") should return false.\
telephoneCheck("0 (757) 622-7382") should return false.\
telephoneCheck("-1 (757) 622-7382") should return false\
telephoneCheck("2 757 622-7382") should return false.\
telephoneCheck("10 (757) 622-7382") should return false.\
telephoneCheck("27576227382") should return false.\
telephoneCheck("(275)76227382") should return false.\
telephoneCheck("2(757)6227382") should return false.\
telephoneCheck("2(757)622-7382") should return false.\
telephoneCheck("555)-555-5555") should return false.\
telephoneCheck("(555-555-5555") should return false.\
telephoneCheck("(555)5(55?)-5555") should return false.';


var replaced = str.replace(/(")|("\))|(telephoneCheck\()|(should return true)|(should return false)|(should return a boolean.)|(\.)/g, function(m){return map[m];});
console.log(replaced);

/*

Results:

555-555-5555) 
1 555-555-5555) 
1 (555) 555-5555) 
 5555555555) 
 555-555-5555) 
 (555)555-5555) 
 1(555)555-5555) 
555-5555) 
5555555) 
1 555)555-5555) 
1 555 555 5555) 
1 456 789 4444) 
123**&!!asdf#) 
55555555) 
(6505552368)) 
2 (757) 622-7382) 
0 (757) 622-7382) 
-1 (757) 622-7382) 
2 757 622-7382) 
10 (757) 622-7382) 
27576227382) 
(275)76227382) 
2(757)6227382) 
2(757)622-7382) 
555)-555-5555) 
(555-555-5555) 
(555)5(55?)-5555) 


*/