@Test
public void equalsHashcodeTest() {
UnmodSortedIterable<Integer> a = () -> FunctionUtils.emptyUnmodSortedIterator();
UnmodSortedIterable<Integer> b = () -> FunctionUtils.emptyUnmodSortedIterator();
UnmodSortedIterable<Integer> c =
() ->
new UnmodSortedIterator<Integer>() {
private final Iterator<Integer> intern = Arrays.asList(1).iterator();
@Override
public boolean hasNext() {
return intern.hasNext();
}
@Override
public Integer next() {
return intern.next();
}
};
assertEquals(UnmodIterable.hashCode(a), UnmodIterable.hashCode(a));
assertEquals(UnmodIterable.hashCode(a), UnmodIterable.hashCode(b));
assertNotEquals(UnmodIterable.hashCode(a), UnmodIterable.hashCode(c));
assertEquals(0, UnmodIterable.hashCode(Arrays.asList(new String[] {null})));
assertTrue(UnmodSortedIterable.equals(a, a));
assertTrue(UnmodSortedIterable.equals(a, b));
assertTrue(UnmodSortedIterable.equals(b, a));
assertTrue(UnmodSortedIterable.equals(null, null));
assertFalse(UnmodSortedIterable.equals(a, null));
assertFalse(UnmodSortedIterable.equals(null, a));
assertFalse(UnmodSortedIterable.equals(a, c));
assertFalse(UnmodSortedIterable.equals(c, a));
}
@SuppressWarnings("ResultOfMethodCallIgnored")
@Test(expected = IllegalArgumentException.class)
public void testEx03() {
UnmodIterable.toString("Oops", null);
}
@SuppressWarnings("ResultOfMethodCallIgnored")
@Test(expected = IllegalArgumentException.class)
public void testEx01() {
UnmodIterable.hashCode(null);
}
@SuppressWarnings("ResultOfMethodCallIgnored")
@Test(expected = IllegalArgumentException.class)
public void testEx02() {
UnmodIterable.toString(null, Arrays.asList(1, 2, 3));
}
@Test
public void equalsHashcode() {
UnmodSortedIterable<Integer> a =
() ->
new UnmodSortedIterator<Integer>() {
private final Iterator<Integer> intern = Arrays.asList(1, 2, 3).iterator();
@Override
public boolean hasNext() {
return intern.hasNext();
}
@Override
public Integer next() {
return intern.next();
}
};
UnmodSortedIterable<Integer> b =
() ->
new UnmodSortedIterator<Integer>() {
private final Iterator<Integer> intern = Arrays.asList(1, 2, 3).iterator();
@Override
public boolean hasNext() {
return intern.hasNext();
}
@Override
public Integer next() {
return intern.next();
}
};
UnmodSortedIterable<Integer> c =
() ->
new UnmodSortedIterator<Integer>() {
private final Iterator<Integer> intern = Arrays.asList(1, 2, 3, 4).iterator();
@Override
public boolean hasNext() {
return intern.hasNext();
}
@Override
public Integer next() {
return intern.next();
}
};
UnmodSortedIterable<Integer> d =
() ->
new UnmodSortedIterator<Integer>() {
private final Iterator<Integer> intern = Arrays.asList(1, 2, 2).iterator();
@Override
public boolean hasNext() {
return intern.hasNext();
}
@Override
public Integer next() {
return intern.next();
}
};
assertEquals(UnmodIterable.hashCode(a), UnmodIterable.hashCode(a));
assertEquals(UnmodIterable.hashCode(a), UnmodIterable.hashCode(b));
assertNotEquals(UnmodIterable.hashCode(a), UnmodIterable.hashCode(c));
assertNotEquals(UnmodIterable.hashCode(b), UnmodIterable.hashCode(d));
assertTrue(UnmodSortedIterable.equals(a, a));
assertTrue(UnmodSortedIterable.equals(a, b));
assertTrue(UnmodSortedIterable.equals(b, a));
assertFalse(UnmodSortedIterable.equals(a, c));
assertFalse(UnmodSortedIterable.equals(c, a));
assertFalse(UnmodSortedIterable.equals(b, d));
assertFalse(UnmodSortedIterable.equals(d, b));
}
