@Test
public void testDifference() {
IIsotope element1 = mock(IIsotope.class);
IIsotope element2 = mock(IIsotope.class);
when(element1.getSymbol()).thenReturn("H");
when(element2.getSymbol()).thenReturn("C");
IDifference difference = IsotopeDiff.difference(element1, element2);
Assert.assertNotNull(difference);
}
@Test
public void testDiff() {
IIsotope element1 = mock(IIsotope.class);
IIsotope element2 = mock(IIsotope.class);
when(element1.getSymbol()).thenReturn("H");
when(element2.getSymbol()).thenReturn("C");
String result = IsotopeDiff.diff(element1, element2);
Assert.assertNotNull(result);
Assert.assertNotSame(0, result.length());
assertContains(result, "IsotopeDiff");
assertContains(result, "H/C");
}
@Test
public void testMatchAgainstItself() {
IIsotope element1 = mock(IIsotope.class);
String result = IsotopeDiff.diff(element1, element1);
assertZeroLength(result);
}
