public void testExplicit_one() {
Comparator<Integer> c = Ordering.explicit(0);
assertEquals(0, c.compare(0, 0));
try {
c.compare(0, 1);
fail();
} catch (IncomparableValueException expected) {
assertEquals(1, expected.value);
}
reserializeAndAssert(c);
assertEquals("Ordering.explicit([0])", c.toString());
}
public void testOnResultOf_natural() {
Comparator<String> comparator =
Ordering.natural().onResultOf(StringLengthFunction.StringLength);
assertTrue(comparator.compare("to", "be") == 0);
assertTrue(comparator.compare("or", "not") < 0);
assertTrue(comparator.compare("that", "to") > 0);
new EqualsTester()
.addEqualityGroup(
comparator, Ordering.natural().onResultOf(StringLengthFunction.StringLength))
.addEqualityGroup(DECREASING_INTEGER)
.testEquals();
reserializeAndAssert(comparator);
assertEquals("Ordering.natural().onResultOf(StringLength)", comparator.toString());
}
/**
* String representation of this file comparator.
*
* @return String representation of this file comparator
*/
@Override
public String toString() {
return super.toString() + "[" + delegate.toString() + "]";
}
public String toString() {
return a.toString();
}
/** @see java.lang.Object#toString() */
@Override
public String toString() {
return String.format("Inverse of %1$s", comp.toString());
}
