package fr.univamu.progav.td3; import org.junit.jupiter.api.Test; import static org.junit.jupiter.api.Assertions.*; class ExoArrayTest { @Test void initArray() { int[] a4 = ExoArray.initArray(4); assertArrayEquals(new int[]{0,-1,2,3}, a4); int[] a10 = ExoArray.initArray(10); assertArrayEquals(new int[]{0,-1,2,3,-4,5,6,-7,8,9}, a10); int[] a0 = ExoArray.initArray(0); assertEquals(0, a0.length); int[] a10000 = ExoArray.initArray(10000); assertEquals(10000, a10000.length); } @Test void sumEvenPositions() { int[] a1 = {0,1,2,3,4,5,6}; assertEquals(12, ExoArray.sumEvenPositions(a1)); int[] a2 = {0,1,2,3,4,5,6,7}; assertEquals(12, ExoArray.sumEvenPositions(a2)); int[] a3 = {5,3,7,-2,-4,-8,1,-2,8,-3,3,10}; assertEquals(20, ExoArray.sumEvenPositions(a3)); } @Test void shiftToLeft() { int[] a1 = {1,2,3,4,5}; ExoArray.shiftToLeft(a1); assertArrayEquals(new int[] {2,3,4,5,1}, a1); int[] a2 = {1,2}; ExoArray.shiftToLeft(a2); assertArrayEquals(new int[] {2,1},a2); int[] a3 = {9, 8, 7, 6, 5, 4, 3, 2, 1, 0}; ExoArray.shiftToLeft(a3); assertArrayEquals(new int[] {8,7,6,5,4,3,2,1,0,9}, a3); int[] a4 = {}; ExoArray.shiftToLeft(a4); assertArrayEquals(new int[]{}, a4); } }