@Test
public void toStringWhenNoVersions() {
AttachmentDiff diff = new AttachmentDiff("filename", null, null);
Assert.assertEquals("filename: () \u21E8 ()", diff.toString());
}
@Test
public void toStringWhenNoOriginalVersion() {
AttachmentDiff diff = new AttachmentDiff("filename", null, "1.1");
Assert.assertEquals("filename: () \u21E8 1.1", diff.toString());
}
@Test
public void toStringWhenNoNewVersion() {
AttachmentDiff diff = new AttachmentDiff("filename", "1.1", null);
Assert.assertEquals("filename: 1.1 \u21E8 ()", diff.toString());
}
@Test
public void toStringWhenVersionsNotNull() {
AttachmentDiff diff = new AttachmentDiff("filename", "1.1", "1.2");
Assert.assertEquals("filename: 1.1 \u21E8 1.2", diff.toString());
}
