@CollectionSize.Require(absent = CollectionSize.ZERO)
public void testEquals_smallerSet() {
Collection<E> fewerElements = getSampleElements(getNumElements() - 1);
assertFalse(
"Sets of different sizes should not be equal.",
getSet().equals(MinimalSet.from(fewerElements)));
}
@CollectionSize.Require(absent = CollectionSize.ZERO)
public void testEquals_otherSetWithDifferentElements() {
Collection<E> elements = getSampleElements(getNumElements() - 1);
elements.add(getSubjectGenerator().samples().e3);
assertFalse(
"A Set should not equal another Set containing different elements.",
getSet().equals(MinimalSet.from(elements)));
}
@CollectionSize.Require(absent = CollectionSize.ZERO)
public void testEquals_otherContainsNull() {
Collection<E> elements = getSampleElements(getNumElements() - 1);
elements.add(null);
Set<E> other = MinimalSet.from(elements);
assertFalse(
"Two Sets should not be equal if exactly one of them contains null.",
getSet().equals(other));
}
@CollectionSize.Require(absent = CollectionSize.ZERO)
@CollectionFeature.Require(ALLOWS_NULL_VALUES)
public void testEquals_containingNull() {
Collection<E> elements = getSampleElements(getNumElements() - 1);
elements.add(null);
collection = getSubjectGenerator().create(elements.toArray());
assertTrue(
"A Set should equal any other Set containing the same elements,"
+ " even if some elements are null.",
getSet().equals(MinimalSet.from(elements)));
}
@Override
protected void assertMoreInvariants(Map<K, V> map) {
// TODO: can these be moved to MapInterfaceTest?
for (Entry<K, V> entry : map.entrySet()) {
assertEquals(entry.getKey() + "=" + entry.getValue(), entry.toString());
}
assertEquals("{" + joiner.join(map.entrySet()) + "}", map.toString());
assertEquals("[" + joiner.join(map.entrySet()) + "]", map.entrySet().toString());
assertEquals("[" + joiner.join(map.keySet()) + "]", map.keySet().toString());
assertEquals("[" + joiner.join(map.values()) + "]", map.values().toString());
assertEquals(MinimalSet.from(map.entrySet()), map.entrySet());
assertEquals(Sets.newHashSet(map.keySet()), map.keySet());
}
public void testEquals_largerSet() {
Collection<E> moreElements = getSampleElements(getNumElements() + 1);
assertFalse(
"Sets of different sizes should not be equal.",
getSet().equals(MinimalSet.from(moreElements)));
}
public void testEquals_otherSetWithSameElements() {
assertTrue(
"A Set should equal any other Set containing the same elements.",
getSet().equals(MinimalSet.from(getSampleElements())));
}