Fix Grid column resize to take account min width for cells (#16597)

Use Escalator cell size calculation without content to determine the
absolute minimum size for cells. This is used in Grid when drag resizing
or sorting columns to prevent cells from overflowing to the next row.

Change-Id: I2d598232d7d2b8729b11fe190b68ca3e42ee3652

1 files changed, 10 insertions, 0 deletions

diff --git a/uitest/src/com/vaadin/tests/components/grid/basicfeatures/server/GridColumnResizeTest.java b/uitest/src/com/vaadin/tests/components/grid/basicfeatures/server/GridColumnResizeTest.java
index a2417bb02f..5253e0fff9 100644
--- a/uitest/src/com/vaadin/tests/components/grid/basicfeatures/server/GridColumnResizeTest.java
+++ b/uitest/src/com/vaadin/tests/components/grid/basicfeatures/server/GridColumnResizeTest.java
@@ -121,4 +121,14 @@ public class GridColumnResizeTest extends GridBasicFeaturesTest {
                 cell.isElementPresent(By
                         .cssSelector("div.v-grid-column-resize-handle")));
     }
+
+    @Test
+    public void testShrinkColumnToZero() {
+        openTestURL();
+        GridCellElement cell = getGridElement().getCell(0, 1);
+        dragResizeColumn(1, 0, cell.getSize().getWidth());
+
+        assertGreaterOrEqual("Cell got too small.", cell.getSize().getWidth(),
+                10);
+    }
 }