@Test
public void testGetFromEmpty() {
OpenIntToFieldHashMap<Fraction> map = new OpenIntToFieldHashMap<Fraction>(field);
Assert.assertTrue(field.getZero().equals(map.get(5)));
Assert.assertTrue(field.getZero().equals(map.get(0)));
Assert.assertTrue(field.getZero().equals(map.get(50)));
}
@Test
public void testGetAbsent() {
Map<Integer, Fraction> generated = generateAbsent();
OpenIntToFieldHashMap<Fraction> map = createFromJavaMap(field);
for (Map.Entry<Integer, Fraction> mapEntry : generated.entrySet())
Assert.assertTrue(field.getZero().equals(map.get(mapEntry.getKey())));
}
@Test
public void testRemoveAbsent() {
Map<Integer, Fraction> generated = generateAbsent();
OpenIntToFieldHashMap<Fraction> map = createFromJavaMap(field);
int mapSize = map.size();
for (Map.Entry<Integer, Fraction> mapEntry : generated.entrySet()) {
map.remove(mapEntry.getKey());
Assert.assertEquals(mapSize, map.size());
Assert.assertTrue(field.getZero().equals(map.get(mapEntry.getKey())));
}
}
@Test
public void testRemove() {
OpenIntToFieldHashMap<Fraction> map = createFromJavaMap(field);
int mapSize = javaMap.size();
Assert.assertEquals(mapSize, map.size());
for (Map.Entry<Integer, Fraction> mapEntry : javaMap.entrySet()) {
map.remove(mapEntry.getKey());
Assert.assertEquals(--mapSize, map.size());
Assert.assertTrue(field.getZero().equals(map.get(mapEntry.getKey())));
}
/* Ensure that put and get still work correctly after removals */
assertPutAndGet(map);
}