modules/controls/src/test/java/com/sun/javafx/scene/control/skin/VirtualFlowTest.java

rev 8393 : RT-39035: [TableView] TableView vertical mouse wheel scrolling does not go to the bottom (screen at a time or fast wheel setting)

*** 986,995 ****
--- 986,1055 ----
              assertTrue(Integer.toString(count), count <= 100);
          });
          flow.addTrailingCells(true);
      }
  
+     private int rt36556_instanceCount;
+     @Test
+     public void test_rt36556() {
+         rt36556_instanceCount = 0;
+         flow = new VirtualFlow();
+         flow.setVertical(true);
+         flow.setCreateCell(p -> {
+             rt36556_instanceCount++;
+             return new CellStub(flow);
+         });
+         flow.setCellCount(100);
+         flow.resize(300, 300);
+         pulse();
+         final int cellCountAtStart = rt36556_instanceCount;
+         flow.adjustPixels(10000);
+         pulse();
+         assertEquals(cellCountAtStart, rt36556_instanceCount);
+         assertNull(flow.getVisibleCell(0));
+         assertMinimalNumberOfCellsAreUsed(flow);
+     }
+ 
+     @Test
+     public void test_rt36556_scrollto() {
+         rt36556_instanceCount = 0;
+         flow = new VirtualFlow();
+         flow.setVertical(true);
+         flow.setCreateCell(p -> {
+             rt36556_instanceCount++;
+             return new CellStub(flow);
+         });
+         flow.setCellCount(100);
+         flow.resize(300, 300);
+         pulse();
+         final int cellCountAtStart = rt36556_instanceCount;
+         flow.scrollTo(80);
+         pulse();
+         assertEquals(cellCountAtStart, rt36556_instanceCount);
+         assertNull(flow.getVisibleCell(0));
+         assertMinimalNumberOfCellsAreUsed(flow);
+     }
+     
+     @Test
+     public void test_RT39035() {
+         flow.adjustPixels(250);
+         pulse();
+         flow.adjustPixels(500);
+         pulse();
+         assertTrue(flow.getPosition() < 1.0);
+         assertMinimalNumberOfCellsAreUsed(flow);
+     }
+ 
+     @Test
+     public void test_RT37421() {
+         flow.setPosition(0.98);
+         pulse();
+         flow.adjustPixels(100);
+         pulse();
+         assertEquals(1.0, flow.getPosition(), 0.0);
+         assertMinimalNumberOfCellsAreUsed(flow);
+     }
  }
  
  class CellStub extends IndexedCell {
      String s;
      VirtualFlow flow;