@Test
public void testJoin1() {
Stamp aNonNull = StampFactory.declaredNonNull(getType(A.class));
Stamp b = StampFactory.declared(getType(B.class));
Stamp bNonNull = StampFactory.declaredNonNull(getType(B.class));
Assert.assertEquals(bNonNull, join(aNonNull, b));
}
@Test
public void testJoinInterface3() {
Stamp bExact = StampFactory.exactNonNull(getType(B.class));
Stamp i = StampFactory.declared(getType(I.class)); // not trusted
Stamp join = join(i, bExact);
Assert.assertEquals(bExact, join);
}
@Test
public void testJoinInterface2() {
Stamp bExact = StampFactory.exactNonNull(getType(B.class));
Stamp i = StampFactory.declaredTrusted(getType(I.class));
Stamp join = join(i, bExact);
Assert.assertEquals(StampFactory.illegal(Kind.Object), join);
}
@Test
public void testJoin4() {
Stamp dExactNonNull = StampFactory.exactNonNull(getType(D.class));
Stamp c = StampFactory.declared(getType(C.class));
Assert.assertEquals(StampFactory.illegal(Kind.Object), join(c, dExactNonNull));
}
@Test
public void testJoin2() {
Stamp aExact = StampFactory.exactNonNull(getType(A.class));
Stamp b = StampFactory.declared(getType(B.class));
Assert.assertEquals(StampFactory.illegal(Kind.Object), join(aExact, b));
}
@Test
public void testJoin0() {
Stamp a = StampFactory.declared(getType(A.class));
Stamp b = StampFactory.declared(getType(B.class));
Assert.assertEquals(b, join(a, b));
}