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Added number generators
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594
src/test/java/com/mattrixwv/TestNumberAlgorithms.java
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594
src/test/java/com/mattrixwv/TestNumberAlgorithms.java
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//JavaClasses/src/test/java/mattrixwv/TestNumberAlgorithms.java
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//Matthew Ellison
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// Created: 07-03-21
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//Modified: 06-26-22
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//This class contains tests for my number algorithms
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/*
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Copyright (C) 2022 Matthew Ellison
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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package com.mattrixwv;
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import static org.junit.jupiter.api.Assertions.assertEquals;
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import static org.junit.jupiter.api.Assertions.assertThrows;
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import java.math.BigInteger;
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import java.security.InvalidParameterException;
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import java.util.ArrayList;
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import java.util.Arrays;
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import java.util.List;
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import org.junit.jupiter.api.Test;
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import com.mattrixwv.exceptions.InvalidResult;
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public class TestNumberAlgorithms{
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@Test
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public void testGetPrimes(){
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//Test 1
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List<Integer> correctAnswer = new ArrayList<>();
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int topNum = 1;
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List<Integer> answer = NumberAlgorithms.getPrimes(topNum);
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assertEquals(correctAnswer, answer, "getPrimes int 1 failed");
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//Test 2
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correctAnswer = Arrays.asList(2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47, 53, 59, 61, 67, 71, 73, 79, 83, 89, 97);
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topNum = 100;
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answer = NumberAlgorithms.getPrimes(topNum);
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assertEquals(correctAnswer, answer, "getPrimes int 2 failed");
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//Test 3
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List<Long> longCorrectAnswer = new ArrayList<>();
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long longTopNum = 0;
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List<Long> longAnswer = NumberAlgorithms.getPrimes(longTopNum);
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assertEquals(longCorrectAnswer, longAnswer, "getPrimes long 1 failed");
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//Test 4
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longCorrectAnswer = Arrays.asList(2L, 3L, 5L, 7L, 11L, 13L, 17L, 19L, 23L, 29L, 31L, 37L, 41L, 43L, 47L, 53L, 59L, 61L, 67L, 71L, 73L, 79L, 83L, 89L, 97L);
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longTopNum = 100;
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longAnswer = NumberAlgorithms.getPrimes(longTopNum);
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assertEquals(longCorrectAnswer, longAnswer, "getPrimes long 2 failed");
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//Test 5
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List<BigInteger> bigCorrectAnswer = new ArrayList<>();
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BigInteger bigTopNum = BigInteger.ZERO;
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List<BigInteger> bigAnswer = NumberAlgorithms.getPrimes(bigTopNum);
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assertEquals(bigCorrectAnswer, bigAnswer, "getPrimes BigInteger 1 failed");
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//Test 6
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bigCorrectAnswer = Arrays.asList(BigInteger.valueOf(2), BigInteger.valueOf(3), BigInteger.valueOf(5), BigInteger.valueOf(7), BigInteger.valueOf(11), BigInteger.valueOf(13), BigInteger.valueOf(17), BigInteger.valueOf(19), BigInteger.valueOf(23), BigInteger.valueOf(29), BigInteger.valueOf(31), BigInteger.valueOf(37), BigInteger.valueOf(41), BigInteger.valueOf(43), BigInteger.valueOf(47), BigInteger.valueOf(53), BigInteger.valueOf(59), BigInteger.valueOf(61), BigInteger.valueOf(67), BigInteger.valueOf(71), BigInteger.valueOf(73), BigInteger.valueOf(79), BigInteger.valueOf(83), BigInteger.valueOf(89), BigInteger.valueOf(97));
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bigTopNum = BigInteger.valueOf(100);
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bigAnswer = NumberAlgorithms.getPrimes(bigTopNum);
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assertEquals(bigCorrectAnswer, bigAnswer, "getPrimes BigInteger 2 failed");
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}
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@Test
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public void testGetNumPrimes(){
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//Test 1
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List<Integer> correctAnswer = new ArrayList<>();
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int numPrimes = 0;
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List<Integer> answer = NumberAlgorithms.getNumPrimes(numPrimes);
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assertEquals(correctAnswer, answer, "getNumPrimes int 1 failed");
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//Test 2
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correctAnswer = Arrays.asList(2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47, 53, 59, 61, 67, 71, 73, 79, 83, 89, 97);
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numPrimes = 25;
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answer = NumberAlgorithms.getNumPrimes(numPrimes);
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assertEquals(correctAnswer, answer, "getNumPrimes int 2 failed");
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//Test 3
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List<Long> longCorrectAnswer = new ArrayList<>();
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long longNumPrimes = 0;
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List<Long> longAnswer = NumberAlgorithms.getNumPrimes(longNumPrimes);
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assertEquals(longCorrectAnswer, longAnswer, "getNumPrimes long 1 failed");
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//Test 4
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longCorrectAnswer = Arrays.asList(2L, 3L, 5L, 7L, 11L, 13L, 17L, 19L, 23L, 29L, 31L, 37L, 41L, 43L, 47L, 53L, 59L, 61L, 67L, 71L, 73L, 79L, 83L, 89L, 97L);
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longNumPrimes = 25;
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longAnswer = NumberAlgorithms.getNumPrimes(longNumPrimes);
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assertEquals(longCorrectAnswer, longAnswer, "getNumPrimes long 2 failed");
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//Test 5
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List<BigInteger> bigCorrectAnswer = new ArrayList<>();
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BigInteger bigNumPrimes = BigInteger.ZERO;
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List<BigInteger> bigAnswer = NumberAlgorithms.getNumPrimes(bigNumPrimes);
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assertEquals(bigCorrectAnswer, bigAnswer, "getNumPrimes BigInteger 1 failed");
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//Test 6
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bigCorrectAnswer = Arrays.asList(BigInteger.valueOf(2), BigInteger.valueOf(3), BigInteger.valueOf(5), BigInteger.valueOf(7), BigInteger.valueOf(11), BigInteger.valueOf(13), BigInteger.valueOf(17), BigInteger.valueOf(19), BigInteger.valueOf(23), BigInteger.valueOf(29), BigInteger.valueOf(31), BigInteger.valueOf(37), BigInteger.valueOf(41), BigInteger.valueOf(43), BigInteger.valueOf(47), BigInteger.valueOf(53), BigInteger.valueOf(59), BigInteger.valueOf(61), BigInteger.valueOf(67), BigInteger.valueOf(71), BigInteger.valueOf(73), BigInteger.valueOf(79), BigInteger.valueOf(83), BigInteger.valueOf(89), BigInteger.valueOf(97));
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bigNumPrimes = BigInteger.valueOf(25);
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bigAnswer = NumberAlgorithms.getNumPrimes(bigNumPrimes);
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assertEquals(bigCorrectAnswer, bigAnswer, "getNumPrimes BigInteger 2 failed");
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}
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@Test
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public void testIsPrime(){
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//Test 1
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int num = 4;
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boolean correctAnswer = false;
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boolean answer = NumberAlgorithms.isPrime(num);
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assertEquals(correctAnswer, answer, "isPrime int 1 failed");
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//Test 2
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num = 9;
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correctAnswer = false;
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answer = NumberAlgorithms.isPrime(num);
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assertEquals(correctAnswer, answer, "isPrime int 2 failed");
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//Test 3
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num = 15;
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correctAnswer = false;
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answer = NumberAlgorithms.isPrime(num);
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assertEquals(correctAnswer, answer, "isPrime int 3 failed");
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//Test 4
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num = 97;
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correctAnswer = true;
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answer = NumberAlgorithms.isPrime(num);
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assertEquals(correctAnswer, answer, "isPrime int 4 failed");
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//Test 5
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num = 1000;
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correctAnswer = false;
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answer = NumberAlgorithms.isPrime(num);
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assertEquals(correctAnswer, answer, "isPrime int 5 failed");
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//Test 6
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num = 1;
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correctAnswer = false;
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answer = NumberAlgorithms.isPrime(num);
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assertEquals(correctAnswer, answer, "isPrime int 6 failed");
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//Test 7
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long longNum = 4;
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correctAnswer = false;
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answer = NumberAlgorithms.isPrime(longNum);
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assertEquals(correctAnswer, answer, "isPrime long 1 failed");
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//Test 8
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longNum = 9;
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correctAnswer = false;
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answer = NumberAlgorithms.isPrime(longNum);
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assertEquals(correctAnswer, answer, "isPrime long 2 failed");
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//Test 9
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longNum = 15;
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correctAnswer = false;
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answer = NumberAlgorithms.isPrime(longNum);
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assertEquals(correctAnswer, answer, "isPrime long 3 failed");
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//Test 10
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longNum = 97;
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correctAnswer = true;
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answer = NumberAlgorithms.isPrime(longNum);
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assertEquals(correctAnswer, answer, "isPrime long 4 failed");
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//Test 11
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longNum = 1000;
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correctAnswer = false;
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answer = NumberAlgorithms.isPrime(longNum);
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assertEquals(correctAnswer, answer, "isPrime long 5 failed");
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//Test 12
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longNum = 1;
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correctAnswer = false;
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answer = NumberAlgorithms.isPrime(longNum);
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assertEquals(correctAnswer, answer, "isPrime long 6 failed");
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//Test 13
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BigInteger bigNum = BigInteger.valueOf(4);
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correctAnswer = false;
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answer = NumberAlgorithms.isPrime(bigNum);
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assertEquals(correctAnswer, answer, "isPrime BigInteger 1 failed");
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//Test 14
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bigNum = BigInteger.valueOf(9);
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correctAnswer = false;
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answer = NumberAlgorithms.isPrime(bigNum);
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assertEquals(correctAnswer, answer, "isPrime BigInteger 2 failed");
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//Test 15
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bigNum = BigInteger.valueOf(15);
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correctAnswer = false;
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answer = NumberAlgorithms.isPrime(bigNum);
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assertEquals(correctAnswer, answer, "isPrime BigInteger 3 failed");
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//Test 16
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bigNum = BigInteger.valueOf(97);
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correctAnswer = true;
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answer = NumberAlgorithms.isPrime(bigNum);
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assertEquals(correctAnswer, answer, "isPrime BigInteger 4 failed");
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//Test 17
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bigNum = BigInteger.valueOf(1000);
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correctAnswer = false;
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answer = NumberAlgorithms.isPrime(bigNum);
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assertEquals(correctAnswer, answer, "isPrime BigInteger 5 failed");
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//Test 18
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bigNum = BigInteger.ONE;
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correctAnswer = false;
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answer = NumberAlgorithms.isPrime(bigNum);
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assertEquals(correctAnswer, answer, "isPrime BigInteger 6 failed");
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}
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@Test
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public void testGetFactors() throws InvalidResult{
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//Test 1
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List<Integer> correctAnswer = Arrays.asList(2, 2, 5, 5);
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int number = 100;
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List<Integer> answer = NumberAlgorithms.getFactors(number);
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assertEquals(correctAnswer, answer, "getFactors int 1 failed");
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//Test 2
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correctAnswer = Arrays.asList(2, 7, 7);
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number = 98;
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answer = NumberAlgorithms.getFactors(number);
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assertEquals(correctAnswer, answer, "getFactors int 2 failed");
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//Test 3
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correctAnswer = Arrays.asList(7);
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number = 7;
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answer = NumberAlgorithms.getFactors(number);
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assertEquals(correctAnswer, answer, "getFactors int 3 failed");
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//Test 4
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List<Long> longCorrectAnswer = Arrays.asList(2L, 2L, 5L, 5L);
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long longNumber = 100L;
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List<Long> longAnswer = NumberAlgorithms.getFactors(longNumber);
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assertEquals(longCorrectAnswer, longAnswer, "getFactors long 1 failed");
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//Test 5
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longCorrectAnswer = Arrays.asList(2L, 7L, 7L);
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longNumber = 98;
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longAnswer = NumberAlgorithms.getFactors(longNumber);
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assertEquals(longCorrectAnswer, longAnswer, "getFactors long 2 failed");
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//Test 6
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longCorrectAnswer = Arrays.asList(7L);
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longNumber = 7;
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longAnswer = NumberAlgorithms.getFactors(longNumber);
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assertEquals(longCorrectAnswer, longAnswer, "getFactors long 3 failed");
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//Test 7
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List<BigInteger> bigCorrectAnswer = Arrays.asList(BigInteger.TWO, BigInteger.TWO, BigInteger.valueOf(5), BigInteger.valueOf(5));
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BigInteger bigNumber = BigInteger.valueOf(100);
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List<BigInteger> bigAnswer = NumberAlgorithms.getFactors(bigNumber);
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assertEquals(bigCorrectAnswer, bigAnswer, "getFactors BigInteger failed");
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//Test 8
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bigCorrectAnswer = Arrays.asList(BigInteger.valueOf(2), BigInteger.valueOf(7), BigInteger.valueOf(7));
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bigNumber = BigInteger.valueOf(98);
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bigAnswer = NumberAlgorithms.getFactors(bigNumber);
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assertEquals(bigCorrectAnswer, bigAnswer, "getFactors BigInteger failed");
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//Test 9
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bigCorrectAnswer = Arrays.asList(BigInteger.valueOf(7));
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bigNumber = BigInteger.valueOf(7);
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bigAnswer = NumberAlgorithms.getFactors(bigNumber);
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assertEquals(bigCorrectAnswer, bigAnswer, "getFactors BigInteger failed");
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}
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@Test
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public void testGetDivisors(){
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//Test 1
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List<Integer> correctAnswer = Arrays.asList(1, 2, 4, 5, 10, 20, 25, 50, 100);
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int topNum = 100;
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List<Integer> answer = NumberAlgorithms.getDivisors(topNum);
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assertEquals(correctAnswer, answer, "getDivisors int 1 failed");
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//Test 2
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correctAnswer = Arrays.asList(1, 2, 3, 6);
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topNum = 6;
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answer = NumberAlgorithms.getDivisors(topNum);
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assertEquals(correctAnswer, answer, "getDivisors int 2 failed");
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//Test 3
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correctAnswer = new ArrayList<>();
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topNum = -1;
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answer = NumberAlgorithms.getDivisors(topNum);
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assertEquals(correctAnswer, answer, "getDivisors int 3 failed");
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//Test 4
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List<Long> longCorrectAnswer = Arrays.asList(1L, 2L, 4L, 5L, 10L, 20L, 25L, 50L, 100L);
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long longTopNum = 100;
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List<Long> longAnswer = NumberAlgorithms.getDivisors(longTopNum);
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assertEquals(longCorrectAnswer, longAnswer, "getDivisors long 1 failed");
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//Test 5
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longCorrectAnswer = Arrays.asList(1L, 2L, 3L, 6L);
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longTopNum = 6;
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longAnswer = NumberAlgorithms.getDivisors(longTopNum);
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assertEquals(longCorrectAnswer, longAnswer, "getDivisors long 2 failed");
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//Test 6
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longCorrectAnswer = new ArrayList<>();
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longTopNum = -1;
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longAnswer = NumberAlgorithms.getDivisors(longTopNum);
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assertEquals(longCorrectAnswer, longAnswer, "getDivisors long 3 failed");
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//Test 7
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List<BigInteger> bigCorrectAnswer = Arrays.asList(BigInteger.valueOf(1), BigInteger.valueOf(2), BigInteger.valueOf(4), BigInteger.valueOf(5), BigInteger.valueOf(10), BigInteger.valueOf(20), BigInteger.valueOf(25), BigInteger.valueOf(50), BigInteger.valueOf(100));
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BigInteger bigTopNum = BigInteger.valueOf(100);
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List<BigInteger> bigAnswer = NumberAlgorithms.getDivisors(bigTopNum);
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assertEquals(bigCorrectAnswer, bigAnswer, "getDivisors BigInteger 1 failed");
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//Test 8
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bigCorrectAnswer = Arrays.asList(BigInteger.ONE, BigInteger.TWO, BigInteger.valueOf(3), BigInteger.valueOf(6));
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bigTopNum = BigInteger.valueOf(6);
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bigAnswer = NumberAlgorithms.getDivisors(bigTopNum);
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assertEquals(bigCorrectAnswer, bigAnswer, "getDivisors BigInteger 2 failed");
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//Test 9
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bigCorrectAnswer = new ArrayList<>();
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bigTopNum = BigInteger.valueOf(-1);
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bigAnswer = NumberAlgorithms.getDivisors(bigTopNum);
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assertEquals(bigCorrectAnswer, bigAnswer, "getDivisors BigInteger 3 failed");
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}
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@Test
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public void testGetFib(){
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//Test 1
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int correctAnswer = 0;
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int number = 0;
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int answer = NumberAlgorithms.getFib(number);
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assertEquals(correctAnswer, answer, "getFib int 1 failed");
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//Test 2
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correctAnswer = 144;
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number = 12;
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answer = NumberAlgorithms.getFib(number);
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assertEquals(correctAnswer, answer, "getFib int 2 failed");
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//Test 3
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correctAnswer = 6765;
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number = 20;
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answer = NumberAlgorithms.getFib(number);
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assertEquals(correctAnswer, answer, "getFib int 3 failed");
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//Test 4
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long longCorrectAnswer = 0;
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long longNumber = 0;
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long longAnswer = NumberAlgorithms.getFib(longNumber);
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assertEquals(longCorrectAnswer, longAnswer, "getFib long 1 failed");
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//Test 5
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longCorrectAnswer = 144;
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longNumber = 12;
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longAnswer = NumberAlgorithms.getFib(longNumber);
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assertEquals(longCorrectAnswer, longAnswer, "getFib long 2 failed");
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//Test 6
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longCorrectAnswer = 6765;
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longNumber = 20;
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longAnswer = NumberAlgorithms.getFib(longNumber);
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assertEquals(longCorrectAnswer, longAnswer, "getFib long 3 failed");
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//Test 7
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BigInteger bigCorrectAnswer = BigInteger.ZERO;
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BigInteger bigNumber = BigInteger.ZERO;
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BigInteger bigAnswer = NumberAlgorithms.getFib(bigNumber);
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assertEquals(bigCorrectAnswer, bigAnswer, "getFib BigInteger 1 failed");
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//Test 8
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bigCorrectAnswer = BigInteger.valueOf(144);
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bigNumber = BigInteger.valueOf(12);
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bigAnswer = NumberAlgorithms.getFib(bigNumber);
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assertEquals(bigCorrectAnswer, bigAnswer, "getFib BigInteger 2 failed");
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//Test 9
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bigCorrectAnswer = BigInteger.valueOf(6765);
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bigNumber = BigInteger.valueOf(20);
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bigAnswer = NumberAlgorithms.getFib(bigNumber);
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assertEquals(bigCorrectAnswer, bigAnswer, "getFib BigInteger 3 failed");
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//Test 10
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bigCorrectAnswer = new BigInteger("1070066266382758936764980584457396885083683896632151665013235203375314520604694040621889147582489792657804694888177591957484336466672569959512996030461262748092482186144069433051234774442750273781753087579391666192149259186759553966422837148943113074699503439547001985432609723067290192870526447243726117715821825548491120525013201478612965931381792235559657452039506137551467837543229119602129934048260706175397706847068202895486902666185435124521900369480641357447470911707619766945691070098024393439617474103736912503231365532164773697023167755051595173518460579954919410967778373229665796581646513903488154256310184224190259846088000110186255550245493937113651657039447629584714548523425950428582425306083544435428212611008992863795048006894330309773217834864543113205765659868456288616808718693835297350643986297640660000723562917905207051164077614812491885830945940566688339109350944456576357666151619317753792891661581327159616877487983821820492520348473874384736771934512787029218636250627816");
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bigNumber = BigInteger.valueOf(4782);
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bigAnswer = NumberAlgorithms.getFib(bigNumber);
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assertEquals(bigCorrectAnswer, bigAnswer, "getFib BigInteger 4 failed");
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}
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@Test
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public void testGetAllFib(){
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//Test 1
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List<Integer> correctAnswer = new ArrayList<>();
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int highestNumber = 0;
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List<Integer> answer = NumberAlgorithms.getAllFib(highestNumber);
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assertEquals(correctAnswer, answer, "getAllFib int 1 failed");
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//Test 2
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correctAnswer = Arrays.asList(1, 1, 2, 3, 5, 8, 13, 21, 34, 55, 89);
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highestNumber = 100;
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answer = NumberAlgorithms.getAllFib(highestNumber);
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assertEquals(correctAnswer, answer, "getAllFib int 2 failed");
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||||
//Test 3
|
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correctAnswer = Arrays.asList(1, 1, 2, 3, 5, 8, 13, 21, 34, 55, 89, 144, 233, 377, 610, 987);
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||||
highestNumber = 1000;
|
||||
answer = NumberAlgorithms.getAllFib(highestNumber);
|
||||
assertEquals(correctAnswer, answer, "getAllFib int 3 failed");
|
||||
|
||||
//Test 4
|
||||
List<Long> longCorrectAnswer = new ArrayList<>();
|
||||
long longHighestNumber = 0;
|
||||
List<Long> longAnswer = NumberAlgorithms.getAllFib(longHighestNumber);
|
||||
assertEquals(longCorrectAnswer, longAnswer, "getAllFib long 1 failed");
|
||||
//Test 5
|
||||
longCorrectAnswer = Arrays.asList(1L, 1L, 2L, 3L, 5L, 8L, 13L, 21L, 34L, 55L, 89L);
|
||||
longHighestNumber = 100;
|
||||
longAnswer = NumberAlgorithms.getAllFib(longHighestNumber);
|
||||
assertEquals(longCorrectAnswer, longAnswer, "getAllFib long 2 failed");
|
||||
//Test 6
|
||||
longCorrectAnswer = Arrays.asList(1L, 1L, 2L, 3L, 5L, 8L, 13L, 21L, 34L, 55L, 89L, 144L, 233L, 377L, 610L, 987L);
|
||||
longHighestNumber = 1000L;
|
||||
longAnswer = NumberAlgorithms.getAllFib(longHighestNumber);
|
||||
assertEquals(longCorrectAnswer, longAnswer, "getAllFib long 3 failed");
|
||||
|
||||
//Test 7
|
||||
List<BigInteger> bigCorrectAnswer = new ArrayList<>();
|
||||
BigInteger bigHighestNumber = BigInteger.ZERO;
|
||||
List<BigInteger> bigAnswer = NumberAlgorithms.getAllFib(bigHighestNumber);
|
||||
assertEquals(bigCorrectAnswer, bigAnswer, "gitAllFib BigInteger 1 failed");
|
||||
//Test 8
|
||||
bigCorrectAnswer = Arrays.asList(BigInteger.valueOf(1), BigInteger.valueOf(1), BigInteger.valueOf(2), BigInteger.valueOf(3), BigInteger.valueOf(5), BigInteger.valueOf(8), BigInteger.valueOf(13), BigInteger.valueOf(21), BigInteger.valueOf(34), BigInteger.valueOf(55), BigInteger.valueOf(89));
|
||||
bigHighestNumber = BigInteger.valueOf(100);
|
||||
bigAnswer = NumberAlgorithms.getAllFib(bigHighestNumber);
|
||||
assertEquals(bigCorrectAnswer, bigAnswer, "getAllFib BigInteger 2 failed");
|
||||
//Test 9
|
||||
bigCorrectAnswer = Arrays.asList(BigInteger.ONE, BigInteger.ONE, BigInteger.TWO, BigInteger.valueOf(3), BigInteger.valueOf(5), BigInteger.valueOf(8), BigInteger.valueOf(13), BigInteger.valueOf(21), BigInteger.valueOf(34), BigInteger.valueOf(55), BigInteger.valueOf(89), BigInteger.valueOf(144), BigInteger.valueOf(233), BigInteger.valueOf(377), BigInteger.valueOf(610), BigInteger.valueOf(987));
|
||||
bigHighestNumber = BigInteger.valueOf(1000);
|
||||
bigAnswer = NumberAlgorithms.getAllFib(bigHighestNumber);
|
||||
assertEquals(bigCorrectAnswer, bigAnswer, "getAllFib BigInteger 3 failed");
|
||||
}
|
||||
|
||||
@Test
|
||||
public void testFactorial(){
|
||||
//Test 1
|
||||
Exception error = assertThrows(InvalidParameterException.class, () -> {
|
||||
NumberAlgorithms.factorial(-1);
|
||||
});
|
||||
assertEquals(NumberAlgorithms.FACTORIAL_NEGATIVE_MESSAGE, error.getMessage());
|
||||
//Test 2
|
||||
int correctAnswer = 720;
|
||||
int number = 6;
|
||||
int answer = NumberAlgorithms.factorial(number);
|
||||
assertEquals(correctAnswer, answer, "factorial int 1 failed");
|
||||
//Test 3
|
||||
correctAnswer = 479001600;
|
||||
number = 12;
|
||||
answer = NumberAlgorithms.factorial(number);
|
||||
assertEquals(correctAnswer, answer, "factorial int 2 failed");
|
||||
|
||||
//Test 4
|
||||
error = assertThrows(InvalidParameterException.class, () -> {
|
||||
NumberAlgorithms.factorial(-1L);
|
||||
});
|
||||
assertEquals(NumberAlgorithms.FACTORIAL_NEGATIVE_MESSAGE, error.getMessage());
|
||||
//Test 5
|
||||
long correctAnswerLong = 720L;
|
||||
long numberLong = 6L;
|
||||
long answerLong = NumberAlgorithms.factorial(numberLong);
|
||||
assertEquals(correctAnswerLong, answerLong, "factorial long 1 failed");
|
||||
//Test 6
|
||||
correctAnswerLong = 479001600L;
|
||||
numberLong = 12L;
|
||||
answerLong = NumberAlgorithms.factorial(numberLong);
|
||||
assertEquals(correctAnswerLong, answerLong, "factorial long 2 failed");
|
||||
//Test 7
|
||||
correctAnswerLong = 2432902008176640000L;
|
||||
numberLong = 20L;
|
||||
answerLong = NumberAlgorithms.factorial(numberLong);
|
||||
assertEquals(correctAnswerLong, answerLong, "factorial long 3 failed");
|
||||
|
||||
//Test 8
|
||||
final BigInteger exceptionNumberBig = BigInteger.valueOf(-1);
|
||||
error = assertThrows(InvalidParameterException.class, () -> {
|
||||
NumberAlgorithms.factorial(exceptionNumberBig);
|
||||
});
|
||||
assertEquals(NumberAlgorithms.FACTORIAL_NEGATIVE_MESSAGE, error.getMessage());
|
||||
//Test 9
|
||||
BigInteger correctAnswerBig = BigInteger.valueOf(720L);
|
||||
BigInteger numberBig = BigInteger.valueOf(6);
|
||||
BigInteger answerBig = NumberAlgorithms.factorial(numberBig);
|
||||
assertEquals(correctAnswerBig, answerBig, "factorial BigInteger 1 failed");
|
||||
//Test 10
|
||||
correctAnswerBig = BigInteger.valueOf(479001600L);
|
||||
numberBig = BigInteger.valueOf(12);
|
||||
answerBig = NumberAlgorithms.factorial(numberBig);
|
||||
assertEquals(correctAnswerBig, answerBig, "factorial BigInteger 2 failed");
|
||||
//Test 11
|
||||
correctAnswerBig = BigInteger.valueOf(2432902008176640000L);
|
||||
numberBig = BigInteger.valueOf(20L);
|
||||
answerBig = NumberAlgorithms.factorial(numberBig);
|
||||
assertEquals(correctAnswerBig, answerBig, "factorial BigInteger 3 failed");
|
||||
//Test 12
|
||||
correctAnswerBig = new BigInteger("265252859812191058636308480000000");
|
||||
numberBig = BigInteger.valueOf(30L);
|
||||
answerBig = NumberAlgorithms.factorial(numberBig);
|
||||
assertEquals(correctAnswerBig, answerBig, "factorial BigInteger 4 failed");
|
||||
}
|
||||
|
||||
@Test
|
||||
public void testGCD(){
|
||||
//Test 1
|
||||
int num1 = 2;
|
||||
int num2 = 3;
|
||||
int correctAnswer = 1;
|
||||
int answer = NumberAlgorithms.gcd(num1, num2);
|
||||
assertEquals(correctAnswer, answer, "GCD int 1 failed");
|
||||
//Test 2
|
||||
num1 = 1000;
|
||||
num2 = 575;
|
||||
correctAnswer = 25;
|
||||
answer = NumberAlgorithms.gcd(num1, num2);
|
||||
assertEquals(correctAnswer, answer, "GCD int 2 failed");
|
||||
//Test 3
|
||||
num1 = 1000;
|
||||
num2 = 1000;
|
||||
correctAnswer = 1000;
|
||||
answer = NumberAlgorithms.gcd(num1, num2);
|
||||
assertEquals(correctAnswer, answer, "GCD int 3 failed");
|
||||
|
||||
//Test 4
|
||||
long longNum1 = 2;
|
||||
long longNum2 = 3;
|
||||
long longCorrectAnswer = 1;
|
||||
long longAnswer = NumberAlgorithms.gcd(longNum1, longNum2);
|
||||
assertEquals(longCorrectAnswer, longAnswer, "GCD long 1 failed");
|
||||
//Test 5
|
||||
longNum1 = 1000;
|
||||
longNum2 = 575;
|
||||
longCorrectAnswer = 25;
|
||||
longAnswer = NumberAlgorithms.gcd(longNum1, longNum2);
|
||||
assertEquals(longCorrectAnswer, longAnswer, "GCD long 2 failed");
|
||||
//Test 6
|
||||
longNum1 = 1000;
|
||||
longNum2 = 1000;
|
||||
longCorrectAnswer = 1000;
|
||||
longAnswer = NumberAlgorithms.gcd(longNum1, longNum2);
|
||||
assertEquals(longCorrectAnswer, longAnswer, "GCD long 3 failed");
|
||||
|
||||
//Test 7
|
||||
BigInteger bigNum1 = BigInteger.TWO;
|
||||
BigInteger bigNum2 = BigInteger.valueOf(3);
|
||||
BigInteger bigCorrectAnswer = BigInteger.ONE;
|
||||
BigInteger bigAnswer = NumberAlgorithms.gcd(bigNum1, bigNum2);
|
||||
assertEquals(bigCorrectAnswer, bigAnswer, "GCD BigInteger 1 failed");
|
||||
//Test 8
|
||||
bigNum1 = BigInteger.valueOf(1000);
|
||||
bigNum2 = BigInteger.valueOf(575);
|
||||
bigCorrectAnswer = BigInteger.valueOf(25);
|
||||
bigAnswer = NumberAlgorithms.gcd(bigNum1, bigNum2);
|
||||
assertEquals(bigCorrectAnswer, bigAnswer, "GCD BigInteger 2 failed");
|
||||
//Test 9
|
||||
bigNum1 = BigInteger.valueOf(1000);
|
||||
bigNum2 = BigInteger.valueOf(1000);
|
||||
bigCorrectAnswer = BigInteger.valueOf(1000);
|
||||
bigAnswer = NumberAlgorithms.gcd(bigNum1, bigNum2);
|
||||
assertEquals(bigCorrectAnswer, bigAnswer, "GCD BigInteger 3 failed");
|
||||
}
|
||||
|
||||
@Test
|
||||
public void testToBin(){
|
||||
//Test 1
|
||||
int num = 7;
|
||||
String correctAnswer = "111";
|
||||
String answer = NumberAlgorithms.toBin(num);
|
||||
assertEquals(correctAnswer, answer, "toBin 1 failed");
|
||||
//Test 2
|
||||
num = 0;
|
||||
correctAnswer = "0";
|
||||
answer = NumberAlgorithms.toBin(num);
|
||||
assertEquals(correctAnswer, answer, "toBin 2 failed");
|
||||
//Test 3
|
||||
num = 1000000;
|
||||
correctAnswer = "11110100001001000000";
|
||||
answer = NumberAlgorithms.toBin(num);
|
||||
assertEquals(correctAnswer, answer, "toBin 3 failed");
|
||||
|
||||
//Test 4
|
||||
long longNum = 7;
|
||||
correctAnswer = "111";
|
||||
answer = NumberAlgorithms.toBin(longNum);
|
||||
assertEquals(correctAnswer, answer, "toBin long 1 failed");
|
||||
//Test 5
|
||||
longNum = 0;
|
||||
correctAnswer = "0";
|
||||
answer = NumberAlgorithms.toBin(longNum);
|
||||
assertEquals(correctAnswer, answer, "toBin long 2 failed");
|
||||
//Test 6
|
||||
longNum = 1000000;
|
||||
correctAnswer = "11110100001001000000";
|
||||
answer = NumberAlgorithms.toBin(longNum);
|
||||
assertEquals(correctAnswer, answer, "toBin long 3 failed");
|
||||
|
||||
//Test 7
|
||||
BigInteger bigNum = BigInteger.valueOf(7);
|
||||
correctAnswer = "111";
|
||||
answer = NumberAlgorithms.toBin(bigNum);
|
||||
assertEquals(correctAnswer, answer, "toBin big 1 failed");
|
||||
//Test 8
|
||||
bigNum = BigInteger.ZERO;
|
||||
correctAnswer = "0";
|
||||
answer = NumberAlgorithms.toBin(bigNum);
|
||||
assertEquals(correctAnswer, answer, "toBin big 2 failed");
|
||||
//Test 9
|
||||
bigNum = BigInteger.valueOf(1000000);
|
||||
correctAnswer = "11110100001001000000";
|
||||
answer = NumberAlgorithms.toBin(bigNum);
|
||||
assertEquals(correctAnswer, answer, "toBin big 3 failed");
|
||||
}
|
||||
}
|
||||
Reference in New Issue
Block a user