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import static org.junit.jupiter.api.Assertions.*;
import org.junit.jupiter.api.Test;
class SortingTest {
@Test
void testSorting0() {
int[] a = { 2, 3, 9, 2, 2 };
int[] result = { 2, 2, 2, 3, 9 };
Sorting.randomizedQuickSort(a, 0, a.length - 1);
assertArrayEquals(result, a);
}
@Test
void testSorting1() {
int[] a = { 2, 3, 9, 2, 9 };
int[] result = { 2, 2, 3, 9, 9 };
Sorting.randomizedQuickSort(a, 0, a.length - 1);
assertArrayEquals(result, a);
}
@Test
void testSorting2() {
int[] a = { 2 };
int[] result = { 2 };
Sorting.randomizedQuickSort(a, 0, a.length - 1);
assertArrayEquals(result, a);
}
@Test
void testSorting3() {
int[] a = { 2, 1 };
int[] result = { 1, 2 };
Sorting.randomizedQuickSort(a, 0, a.length - 1);
assertArrayEquals(result, a);
}
}
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