/** Test method for {@link testing.Ex1a#find_min(int[])}. */
@Test
public void testFind_min() {
int[] a1 = {1};
int r1 = Ex1a.find_min(a1);
assertEquals(1, r1);
int[] a2 = {1, 2, 3, 4};
int r2 = Ex1a.find_min(a2);
assertEquals(1, r2);
int[] a3 = {3, 2, 1};
int r3 = Ex1a.find_min(a3);
assertEquals(1, r3);
int[] a4 = {1, -1, 0};
int r4 = Ex1a.find_min(a4);
assertEquals(-1, r4);
int[] a5 = {Integer.MAX_VALUE, Integer.MIN_VALUE};
int r5 = Ex1a.find_min(a5);
assertEquals(Integer.MIN_VALUE, r5);
}
private void testInsert_sortedInput() {
int x[] = generateRandomSortedArray();
int n = generateRandomInteger();
int r[] = Ex1a.insert(x, n);
assertTrue(isSorted(r));
assertTrue(x.length + 1 == r.length);
int testedForLessThanN = -1;
for (int i = 0; i < x.length; i++) {
if (x[i] <= n) {
assertTrue(x[i] == r[i]);
testedForLessThanN = i;
} else {
assertTrue(x[i] == r[i + 1]);
}
}
assertTrue(r[testedForLessThanN + 1] == n);
}
/** Test method for {@link testing.Ex1a#insert(int[], int)}. */
@Test
public void testInsert() {
int[] x1 = {};
int n1 = 0;
int[] r1 = Ex1a.insert(x1, n1);
int[] e1 = {0};
assertArrayEquals(e1, r1);
int[] x2 = {1};
int n2 = 0;
int[] r2 = Ex1a.insert(x2, n2);
int[] e2 = {0, 1};
assertArrayEquals(e2, r2);
int[] x3 = {1, 3, 5};
int n3 = 4;
int[] r3 = Ex1a.insert(x3, n3);
int[] e3 = {1, 3, 4, 5};
assertArrayEquals(e3, r3);
int[] x4 = {1, 3, 3, 5};
int n4 = 4;
int[] r4 = Ex1a.insert(x4, n4);
int[] e4 = {1, 3, 3, 4, 5};
assertArrayEquals(e4, r4);
int[] x5 = {1, 2, 0};
int n5 = 3;
int[] r5 = Ex1a.insert(x5, n5);
int[] e5 = {1, 2, 0, 3};
assertArrayEquals(e5, r5);
int[] x6 = {4, 3, 2};
int n6 = 2;
int[] r6 = Ex1a.insert(x6, n6);
int[] e6 = {2, 4, 3, 2};
assertArrayEquals(e6, r6);
}
@Test(expected = Exception.class)
public void testFind_min_empty() {
int[] a = {};
int r = Ex1a.find_min(a);
}
@Test(expected = Exception.class)
public void testFind_min_null() {
int[] a = null;
int r = Ex1a.find_min(a);
}
