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Create test cases for SlowSort (closes #3361) (#3363)

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This commit is contained in:
Rebecca Velez
2022-10-17 11:15:06 -04:00
committed by GitHub
parent 8855cf9525
commit ddcb5cfead
2 changed files with 79 additions and 20 deletions
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20
src/main/java/com/thealgorithms/sorts/SlowSort.java
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@ -26,24 +26,4 @@ public class SlowSort implements SortAlgorithm {
}
sort(array, i, j - 1);
}
public static void main(String[] args) {
SlowSort slowSort = new SlowSort();
Integer[] integerArray = { 8, 84, 53, 953, 64, 2, 202, 98 };
// Print integerArray unsorted
SortUtils.print(integerArray);
slowSort.sort(integerArray);
// Print integerArray sorted
SortUtils.print(integerArray);
String[] stringArray = { "g", "d", "a", "b", "f", "c", "e" };
// Print stringArray unsorted
SortUtils.print(stringArray);
slowSort.sort(stringArray);
// Print stringArray sorted
SortUtils.print(stringArray);
}
}

79
src/test/java/com/thealgorithms/sorts/SlowSortTest.java Normal file
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@ -0,0 +1,79 @@
package com.thealgorithms.sorts;
import static org.junit.jupiter.api.Assertions.assertArrayEquals;
import org.junit.jupiter.api.Test;
/**
* @author Rebecca Velez (https://github.com/rebeccavelez)
* @see SlowSort
*/
public class SlowSortTest {
private SlowSort slowSort = new SlowSort();
@Test
public void slowSortEmptyArray() {
Integer[] inputArray = {};
Integer[] outputArray = slowSort.sort(inputArray);
Integer[] expectedOutput = {};
assertArrayEquals(outputArray, expectedOutput);
}
@Test
public void slowSortSingleIntegerElementArray() {
Integer[] inputArray = {5};
Integer[] outputArray = slowSort.sort(inputArray);
Integer[] expectedOutput = {5};
assertArrayEquals(outputArray, expectedOutput);
}
@Test
public void slowSortSingleStringElementArray() {
String[] inputArray = {"k"};
String[] outputArray = slowSort.sort(inputArray);
String[] expectedOutput = {"k"};
assertArrayEquals(outputArray, expectedOutput);
}
@Test
public void slowSortIntegerArray() {
Integer[] inputArray = {8, 84, 53, -683, 953, 64, 2, 202, 98, -10};
Integer[] outputArray = slowSort.sort(inputArray);
Integer[] expectedOutput = {-683, -10, 2, 8, 53, 64, 84, 98, 202, 953};
assertArrayEquals(outputArray, expectedOutput);
}
@Test
public void slowSortDuplicateIntegerArray() {
Integer[] inputArray = {8, 84, 8, -2, 953, 64, 2, 953, 98};
Integer[] outputArray = slowSort.sort(inputArray);
Integer[] expectedOutput = {-2, 2, 8, 8, 64, 84, 98, 953, 953};
assertArrayEquals(outputArray, expectedOutput);
}
@Test
public void slowSortStringArray() {
String[] inputArray = {"g", "d", "a", "b", "f", "c", "e"};
String[] outputArray = slowSort.sort(inputArray);
String[] expectedOutput = {"a", "b", "c", "d", "e", "f", "g"};
assertArrayEquals(outputArray, expectedOutput);
}
@Test
public void slowSortDuplicateStringArray() {
String[] inputArray = {"g", "d", "a", "g", "b", "f", "d", "c", "e"};
String[] outputArray = slowSort.sort(inputArray);
String[] expectedOutput = {"a", "b", "c", "d", "d", "e", "f", "g", "g"};
assertArrayEquals(outputArray, expectedOutput);
}
@Test
public void slowSortStringSymbolArray() {
String[] inputArray = {"cbf", "auk", "ó", "(b", "a", ")", "au", "á", "cba", "auk", "(a", "bhy", "cba"};
String[] outputArray = slowSort.sort(inputArray);
String[] expectedOutput = {"(a", "(b", ")", "a", "au", "auk", "auk", "bhy", "cba", "cba", "cbf", "á", "ó"};
assertArrayEquals(outputArray, expectedOutput);
}
}