added test cases

Author: codewithmide

Telephone_Number_Validator/README.md

@@ -0,0 +1,31 @@
+# Check [TELEPHONE NUMBER VALIDATOR](https://github.com/codewithmide/JavaScript-Algorithms-and-Data-Structures-Projects/blob/master/Telephone_Number_Validator/Telephone_Number_Validator.md) for more test cases.
+
+`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("(6054756961)")` 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`.
+`telephoneCheck("55 55-55-555-5")` should return `false`.
+`telephoneCheck("11 555-555-5555")` should return `false`.