public static void verify(@NotNull DiffIterable iterable) {
if (!isVerifyEnabled()) return;
verify(iterable.iterateChanges());
verify(iterable.iterateUnchanged());
verifyFullCover(iterable);
}
@NotNull
public static List<DiffFragment> convertIntoFragments(@NotNull DiffIterable changes) {
final List<DiffFragment> fragments = new ArrayList<DiffFragment>();
for (Range ch : changes.iterateChanges()) {
fragments.add(new DiffFragmentImpl(ch.start1, ch.end1, ch.start2, ch.end2));
}
return fragments;
}
public static void verifyFair(@NotNull DiffIterable iterable) {
if (!isVerifyEnabled()) return;
verify(iterable);
for (Range range : iterable.iterateUnchanged()) {
assert range.end1 - range.start1 == range.end2 - range.start2;
}
}
private static void verifyFullCover(@NotNull DiffIterable iterable) {
int last1 = 0;
int last2 = 0;
Boolean lastEquals = null;
for (Pair<Range, Boolean> pair : iterateAll(iterable)) {
Range range = pair.first;
Boolean equal = pair.second;
assert last1 == range.start1;
assert last2 == range.start2;
assert !Comparing.equal(lastEquals, equal);
last1 = range.end1;
last2 = range.end2;
lastEquals = equal;
}
assert last1 == iterable.getLength1();
assert last2 == iterable.getLength2();
}
