diff options
| -rw-r--r-- | src/test/java/com/amazon/carbonado/cursor/TestCursors.java | 118 |
1 files changed, 59 insertions, 59 deletions
diff --git a/src/test/java/com/amazon/carbonado/cursor/TestCursors.java b/src/test/java/com/amazon/carbonado/cursor/TestCursors.java index b93fe11..172fd26 100644 --- a/src/test/java/com/amazon/carbonado/cursor/TestCursors.java +++ b/src/test/java/com/amazon/carbonado/cursor/TestCursors.java @@ -92,81 +92,81 @@ public class TestCursors extends TestCase { assertFalse(cursor.hasNext());
}
- public void testView() throws Exception {
- Cursor<Element> view;
+ public void testSlice() throws Exception {
+ Cursor<Element> range;
// Empty source.
- view = new ViewCursor<Element>(createElements(), 10, 100);
- compareElements(view);
- view = new ViewCursor<Element>(createElements(), 10, 10);
- compareElements(view);
+ range = SliceCursor.slice(createElements(), 10, 100);
+ compareElements(range);
+ range = SliceCursor.slice(createElements(), 10, 10);
+ compareElements(range);
// start at zero
- view = new ViewCursor<Element>(createElements(1, 2, 3, 4, 5), 0, 100);
- compareElements(view, 1, 2, 3, 4, 5);
- view = new ViewCursor<Element>(createElements(1, 2, 3, 4, 5), 0, 5);
- compareElements(view, 1, 2, 3, 4, 5);
- view = new ViewCursor<Element>(createElements(1, 2, 3, 4, 5), 0, 4);
- compareElements(view, 1, 2, 3, 4);
- view = new ViewCursor<Element>(createElements(1, 2, 3, 4, 5), 0, 1);
- compareElements(view, 1);
- view = new ViewCursor<Element>(createElements(1, 2, 3, 4, 5), 0, 0);
- compareElements(view);
+ range = SliceCursor.slice(createElements(1, 2, 3, 4, 5), 0, 100);
+ compareElements(range, 1, 2, 3, 4, 5);
+ range = SliceCursor.slice(createElements(1, 2, 3, 4, 5), 0, 5);
+ compareElements(range, 1, 2, 3, 4, 5);
+ range = SliceCursor.slice(createElements(1, 2, 3, 4, 5), 0, 4);
+ compareElements(range, 1, 2, 3, 4);
+ range = SliceCursor.slice(createElements(1, 2, 3, 4, 5), 0, 1);
+ compareElements(range, 1);
+ range = SliceCursor.slice(createElements(1, 2, 3, 4, 5), 0, 0);
+ compareElements(range);
// start after zero
- view = new ViewCursor<Element>(createElements(1, 2, 3, 4, 5), 1, 100);
- compareElements(view, 2, 3, 4, 5);
- view = new ViewCursor<Element>(createElements(1, 2, 3, 4, 5), 1, 5);
- compareElements(view, 2, 3, 4, 5);
- view = new ViewCursor<Element>(createElements(1, 2, 3, 4, 5), 1, 4);
- compareElements(view, 2, 3, 4);
- view = new ViewCursor<Element>(createElements(1, 2, 3, 4, 5), 1, 2);
- compareElements(view, 2);
- view = new ViewCursor<Element>(createElements(1, 2, 3, 4, 5), 1, 1);
- compareElements(view);
+ range = SliceCursor.slice(createElements(1, 2, 3, 4, 5), 1, 100);
+ compareElements(range, 2, 3, 4, 5);
+ range = SliceCursor.slice(createElements(1, 2, 3, 4, 5), 1, 5);
+ compareElements(range, 2, 3, 4, 5);
+ range = SliceCursor.slice(createElements(1, 2, 3, 4, 5), 1, 4);
+ compareElements(range, 2, 3, 4);
+ range = SliceCursor.slice(createElements(1, 2, 3, 4, 5), 1, 2);
+ compareElements(range, 2);
+ range = SliceCursor.slice(createElements(1, 2, 3, 4, 5), 1, 1);
+ compareElements(range);
// start too high
- view = new ViewCursor<Element>(createElements(1, 2, 3, 4, 5), 5, 100);
- compareElements(view);
- view = new ViewCursor<Element>(createElements(1, 2, 3, 4, 5), 50, 100);
- compareElements(view);
+ range = SliceCursor.slice(createElements(1, 2, 3, 4, 5), 5, 100);
+ compareElements(range);
+ range = SliceCursor.slice(createElements(1, 2, 3, 4, 5), 50, 100);
+ compareElements(range);
// start in middle but end high
- view = new ViewCursor<Element>(createElements(1, 2, 3, 4, 5), 2, 100);
- compareElements(view, 3, 4, 5);
+ range = SliceCursor.slice(createElements(1, 2, 3, 4, 5), 2, 100);
+ compareElements(range, 3, 4, 5);
// start after zero and skip
- view = new ViewCursor<Element>(createElements(1, 2, 3, 4, 5), 2, 100);
- assertEquals(1, view.skipNext(1));
- compareElements(view, 4, 5);
- view = new ViewCursor<Element>(createElements(1, 2, 3, 4, 5), 2, 4);
- assertEquals(1, view.skipNext(1));
- compareElements(view, 4);
- view = new ViewCursor<Element>(createElements(1, 2, 3, 4, 5), 2, 100);
- assertEquals(2, view.skipNext(2));
- compareElements(view, 5);
- view = new ViewCursor<Element>(createElements(1, 2, 3, 4, 5), 2, 100);
- assertEquals(3, view.skipNext(3));
- compareElements(view);
- view = new ViewCursor<Element>(createElements(1, 2, 3, 4, 5), 2, 100);
- assertEquals(3, view.skipNext(4));
- compareElements(view);
+ range = SliceCursor.slice(createElements(1, 2, 3, 4, 5), 2, 100);
+ assertEquals(1, range.skipNext(1));
+ compareElements(range, 4, 5);
+ range = SliceCursor.slice(createElements(1, 2, 3, 4, 5), 2, 4);
+ assertEquals(1, range.skipNext(1));
+ compareElements(range, 4);
+ range = SliceCursor.slice(createElements(1, 2, 3, 4, 5), 2, 100);
+ assertEquals(2, range.skipNext(2));
+ compareElements(range, 5);
+ range = SliceCursor.slice(createElements(1, 2, 3, 4, 5), 2, 100);
+ assertEquals(3, range.skipNext(3));
+ compareElements(range);
+ range = SliceCursor.slice(createElements(1, 2, 3, 4, 5), 2, 100);
+ assertEquals(3, range.skipNext(4));
+ compareElements(range);
// start in middle, end high, and skip
- view = new ViewCursor<Element>(createElements(1, 2, 3, 4, 5), 2, 100);
- assertEquals(2, view.skipNext(2));
- compareElements(view, 5);
+ range = SliceCursor.slice(createElements(1, 2, 3, 4, 5), 2, 100);
+ assertEquals(2, range.skipNext(2));
+ compareElements(range, 5);
// start too high and skip
- view = new ViewCursor<Element>(createElements(1, 2, 3, 4, 5), 5, 100);
- assertEquals(0, view.skipNext(1));
- compareElements(view);
- view = new ViewCursor<Element>(createElements(1, 2, 3, 4, 5), 5, 5);
- assertEquals(0, view.skipNext(1));
- compareElements(view);
- view = new ViewCursor<Element>(createElements(1, 2, 3, 4, 5), 500, 600);
- assertEquals(0, view.skipNext(1));
- compareElements(view);
+ range = SliceCursor.slice(createElements(1, 2, 3, 4, 5), 5, 100);
+ assertEquals(0, range.skipNext(1));
+ compareElements(range);
+ range = SliceCursor.slice(createElements(1, 2, 3, 4, 5), 5, 5);
+ assertEquals(0, range.skipNext(1));
+ compareElements(range);
+ range = SliceCursor.slice(createElements(1, 2, 3, 4, 5), 500, 600);
+ assertEquals(0, range.skipNext(1));
+ compareElements(range);
}
public void testUnion() throws Exception {
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