@Test
public void testSet() {
int[] original = new int[] {2, 4, 6, 8, 10, 12, 14};
int[] toSet = new int[] {1, 3, 5, 7, 9, 11};
IntArray arr = new IntArray();
for (int val : original) {
arr.addToArray(val);
}
for (int i = 0; i < toSet.length; i++) {
int val = toSet[i];
arr.set(i, val);
}
// Test to see if the set worked correctly
for (int i = 0; i < toSet.length; i++) {
assertEquals(toSet[i], arr.get(i));
}
// Now attempt to set something outside of the array
try {
arr.set(100, 99);
fail("IntArray.set should have thrown an exception for attempting to set outside the array");
} catch (ArrayIndexOutOfBoundsException e) {
// We expected this to happen so let it fall through
// silently
}
}
@Test
public void test1() {
IntArray array = new IntArray();
IntArray array2 = new IntArray();
assertEquals(0, array.size());
for (int i = 0; i < 100; ++i) {
array.addToArray(99 - i);
array2.addToArray(99 - i);
}
assertEquals(100, array.size());
for (int i = 0; i < 100; ++i) {
assertEquals(i, array.get(99 - i));
}
array.sort();
for (int i = 0; i < 100; ++i) {
assertEquals(i, array.get(i));
}
assertTrue(array.equals(array2));
}
@Test
public void test2() {
IntArray array = new IntArray();
IntArray array2 = new IntArray();
IntArray array3 = new IntArray();
for (int i = 0; i < 100; ++i) {
array.addToArray(i);
}
for (int i = 0; i < 100; ++i) {
array2.addToArray(i * 2);
}
for (int i = 0; i < 50; ++i) {
array3.addToArray(i * 2);
}
assertFalse(array.equals(array2));
array.intersect(array2);
assertTrue(array.equals(array3));
assertFalse(array.equals(array2));
}
@Test
public void test0() {
IntArray array = new IntArray();
assertEquals(0, array.size());
for (int i = 0; i < 100; ++i) {
array.addToArray(i);
}
assertEquals(100, array.size());
for (int i = 0; i < 100; ++i) {
assertEquals(i, array.get(i));
}
assertTrue(array.equals(array));
}