@Test
public void testCompareWithRemovedCollection() throws Exception {
final List<Object> working = null;
final List<Object> base = Collections.emptyList();
final CollectionNode node = differ.compare(working, base);
assertThat(node.getState(), is(Node.State.REMOVED));
}
@Test
public void testCompareWithEmptyLists() {
final List<String> working = Collections.emptyList();
final List<String> base = Collections.emptyList();
final CollectionNode node = differ.compare(working, base);
assertThat(node.hasChanges(), is(false));
assertThat(node.hasChildren(), is(false));
}
@Test
public void testCompareWithRemovedItem() throws Exception {
final Collection<String> working = new LinkedList<String>();
final Collection<String> base = new LinkedList<String>(Arrays.asList("foo"));
final CollectionNode node = differ.compare(working, base);
assertThat(node.hasChanges(), is(true));
final Node child =
node.getChild(PropertyPath.createBuilder().withRoot().withCollectionItem("foo").build());
assertThat(child.getState(), is(Node.State.REMOVED));
}
/**
* On node selection changes description text.
*
* @param node node.
*/
private void onNodeSelected(CollectionNode node) {
if (node == null) {
taDescription.setText(null);
} else {
taDescription.setText(node.getDescription());
UifUtilities.installTextStyle(taDescription, TEXT_STYLE);
}
}
@Test
public void testCompareWithChangedItem() throws Exception {
final List<ObjectWithHashCodeAndEquals> working =
Arrays.asList(new ObjectWithHashCodeAndEquals("foo", "1"));
final List<ObjectWithHashCodeAndEquals> base =
Arrays.asList(new ObjectWithHashCodeAndEquals("foo", "2"));
final CollectionNode node = differ.compare(working, base);
assertThat(node.hasChanges(), is(true));
final PropertyPath propertyPath =
PropertyPath.createBuilder()
.withRoot()
.withCollectionItem(new ObjectWithHashCodeAndEquals("foo"))
.build();
final Node child = node.getChild(propertyPath);
assertThat(child.getState(), is(Node.State.CHANGED));
}
@Override
public Object visit(CollectionNode node) {
StringBuilder sb = new StringBuilder();
ArrayList<Node> children = node.GetChildren();
for (int i = 0; i < children.size(); i++) {
/*if(i > 0)
sb.append(", ");*/
sb.append(visit(children.get(i)));
}
return sb.toString();
}
@Test
public void testCompareWithAddedCollection() throws Exception {
final List<Object> working = Collections.emptyList();
final CollectionNode node = differ.compare(working, null);
assertThat(node.getState(), is(Node.State.ADDED));
}
