Updated library layout

TestStringAlgorithms.ts

@@ -0,0 +1,77 @@
+//typescriptClasses/TestStringAlgorithms.ts
+//Matthew Ellison
+// Created: 07-13-21
+//Modified: 07-13-21
+//Tests for the string algorithms
+/*
+Copyright (C) 2021  Matthew Ellison
+
+	This program is free software: you can redistribute it and/or modify
+	it under the terms of the GNU Lesser General Public License as published by
+	the Free Software Foundation, either version 3 of the License, or
+	(at your option) any later version.
+
+	This program is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+	GNU Lesser General Public License for more details.
+
+	You should have received a copy of the GNU Lesser General Public License
+	along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
+
+
+import assert = require("assert");
+import { arrayEquals } from "./ArrayAlgorithms";
+import { getPermutations, isPalindrome } from "./StringAlgorithms";
+
+
+export function testGetPermutations(){
+	//Test 1
+	let permString: string = "012";
+	let correctAnswer: string[] = ["012", "021", "102", "120", "201", "210"];
+	let answer: string[] = getPermutations(permString);
+	assert.ok(arrayEquals(answer, correctAnswer), "getPermutations failed");
+
+	console.log("getPermutations passed");
+}
+
+export function testIsPalindrome(){
+	//Test 1
+	let str: string = "101";
+	let correctAnswer: boolean = true;
+	let answer: boolean = isPalindrome(str);
+	assert.ok((answer == correctAnswer), "isPalindrome number 1 failed");
+	//Test 2
+	str = "100";
+	correctAnswer = false;
+	answer = isPalindrome(str);
+	assert.ok((answer == correctAnswer), "isPalindrome number 2 failed");
+	//Test 3
+	str = "";
+	correctAnswer = true;
+	answer = isPalindrome(str);
+	assert.ok((answer == correctAnswer), "isPalindrome number 3 failed");
+
+	console.log("isPalindrome passed");
+}
+
+export function testFindNumOccurrences(){
+	//Test 1
+	let str: string = "101";
+	let correctAnswer: boolean = true;
+	let answer = isPalindrome(str);
+	assert.ok((answer == correctAnswer), "findNumOccurrences 1 failed");
+	//Test 2
+	str = "100";
+	correctAnswer = false;
+	answer = isPalindrome(str);
+	assert.ok((answer == correctAnswer), "findNumOccurrences 2 failed");
+	//Test 3
+	str = "";
+	correctAnswer = true;
+	answer = isPalindrome(str);
+	assert.ok((answer == correctAnswer), "findNumOccurrences 3 failed");
+
+	console.log("findNumOccurrences passed");
+}