1 files changed, 19 insertions, 0 deletions
diff --git a/polygerrit-ui/app/behaviors/gr-tooltip-behavior/gr-tooltip-behavior_test.html b/polygerrit-ui/app/behaviors/gr-tooltip-behavior/gr-tooltip-behavior_test.html
index f442c43266..8bca33935c 100644
--- a/polygerrit-ui/app/behaviors/gr-tooltip-behavior/gr-tooltip-behavior_test.html
+++ b/polygerrit-ui/app/behaviors/gr-tooltip-behavior/gr-tooltip-behavior_test.html
@@ -1,5 +1,6 @@
 <!DOCTYPE html>
 <!--
+@license
 Copyright (C) 2017 The Android Open Source Project
 
 Licensed under the Apache License, Version 2.0 (the "License");
@@ -111,6 +112,24 @@ limitations under the License.
       assert.equal(tooltip.style.top, '100px');
     });
 
+    test('position to bottom', () => {
+      sandbox.stub(element, 'getBoundingClientRect', () => {
+        return {top: 100, left: 950, width: 50, height: 50};
+      });
+      const tooltip = makeTooltip(
+          {height: 30, width: 120},
+          {top: 0, left: 0, width: 1000});
+
+      element.positionBelow = true;
+      element._positionTooltip(tooltip);
+      assert.isTrue(tooltip.updateStyles.called);
+      const offset = tooltip.updateStyles
+          .lastCall.args[0]['--gr-tooltip-arrow-center-offset'];
+      assert.isAbove(parseFloat(offset.replace(/px$/, '')), 0);
+      assert.equal(tooltip.style.left, '915px');
+      assert.equal(tooltip.style.top, '157.2px');
+    });
+
     test('hides tooltip when detached', () => {
       sandbox.stub(element, '_handleHideTooltip');
       element.remove();