/** Test null reference yields error */
public void testOf_NullPointerException() {
try {
EquivalenceTester.of(null);
fail("Should fail on null reference");
} catch (NullPointerException expected) {
}
}
public void testTest() {
Object group1Item1 = new TestObject(1, 1);
Object group1Item2 = new TestObject(1, 2);
Object group2Item1 = new TestObject(2, 1);
Object group2Item2 = new TestObject(2, 2);
equivalenceMock.expectEquivalent(group1Item1, group1Item2);
equivalenceMock.expectDistinct(group1Item1, group2Item1);
equivalenceMock.expectDistinct(group1Item1, group2Item2);
equivalenceMock.expectEquivalent(group1Item2, group1Item1);
equivalenceMock.expectDistinct(group1Item2, group2Item1);
equivalenceMock.expectDistinct(group1Item2, group2Item2);
equivalenceMock.expectDistinct(group2Item1, group1Item1);
equivalenceMock.expectDistinct(group2Item1, group1Item2);
equivalenceMock.expectEquivalent(group2Item1, group2Item2);
equivalenceMock.expectDistinct(group2Item2, group1Item1);
equivalenceMock.expectDistinct(group2Item2, group1Item2);
equivalenceMock.expectEquivalent(group2Item2, group2Item1);
equivalenceMock.expectHash(group1Item1, 1);
equivalenceMock.expectHash(group1Item2, 1);
equivalenceMock.expectHash(group2Item1, 2);
equivalenceMock.expectHash(group2Item2, 2);
equivalenceMock.replay();
tester
.addEquivalenceGroup(group1Item1, group1Item2)
.addEquivalenceGroup(group2Item1, group2Item2)
.test();
}
public void testTest_hash() {
Object group1Item1 = new TestObject(1, 1);
Object group1Item2 = new TestObject(1, 2);
equivalenceMock.expectEquivalent(group1Item1, group1Item2);
equivalenceMock.expectEquivalent(group1Item2, group1Item1);
equivalenceMock.expectHash(group1Item1, 1);
equivalenceMock.expectHash(group1Item2, 2);
equivalenceMock.replay();
try {
tester.addEquivalenceGroup(group1Item1, group1Item2).test();
} catch (AssertionFailedError expected) {
String expectedMessage =
"the hash (1) of TestObject{group=1, item=1} [group 1, item 1] must be "
+ "equal to the hash (2) of TestObject{group=1, item=2} [group 1, item 2]";
if (!expected.getMessage().contains(expectedMessage)) {
fail("<" + expected.getMessage() + "> expected to contain <" + expectedMessage + ">");
}
return;
}
fail();
}
public void testTest_trasitive() {
Object group1Item1 = new TestObject(1, 1);
Object group1Item2 = new TestObject(1, 2);
Object group1Item3 = new TestObject(1, 3);
equivalenceMock.expectEquivalent(group1Item1, group1Item2);
equivalenceMock.expectEquivalent(group1Item1, group1Item3);
equivalenceMock.expectEquivalent(group1Item2, group1Item1);
equivalenceMock.expectDistinct(group1Item2, group1Item3);
equivalenceMock.expectEquivalent(group1Item3, group1Item1);
equivalenceMock.expectEquivalent(group1Item3, group1Item2);
equivalenceMock.expectHash(group1Item1, 1);
equivalenceMock.expectHash(group1Item2, 1);
equivalenceMock.expectHash(group1Item3, 1);
equivalenceMock.replay();
try {
tester.addEquivalenceGroup(group1Item1, group1Item2, group1Item3).test();
} catch (AssertionFailedError expected) {
assertThat(expected.getMessage())
.contains(
"TestObject{group=1, item=2} [group 1, item 2] must be equivalent to "
+ "TestObject{group=1, item=3} [group 1, item 3]");
return;
}
fail();
}
public void testTest_inequivalence() {
Object group1Item1 = new TestObject(1, 1);
Object group2Item1 = new TestObject(2, 1);
equivalenceMock.expectEquivalent(group1Item1, group2Item1);
equivalenceMock.expectDistinct(group2Item1, group1Item1);
equivalenceMock.expectHash(group1Item1, 1);
equivalenceMock.expectHash(group2Item1, 2);
equivalenceMock.replay();
try {
tester.addEquivalenceGroup(group1Item1).addEquivalenceGroup(group2Item1).test();
} catch (AssertionFailedError expected) {
assertThat(expected.getMessage())
.contains(
"TestObject{group=1, item=1} [group 1, item 1] must not be equivalent to "
+ "TestObject{group=2, item=1} [group 2, item 1]");
return;
}
fail();
}
public void testTest_NoData() {
tester.test();
}
@Override
public void setUp() throws Exception {
super.setUp();
this.equivalenceMock = new MockEquivalence();
this.tester = EquivalenceTester.of(equivalenceMock);
}