--- /dev/null	2018-04-25 08:07:56.000000000 -0700
+++ new/test/jdk/java/awt/font/TextLayout/VariationSelectorTest.java	2018-04-25 08:07:56.000000000 -0700
@@ -0,0 +1,39 @@
+import javax.swing.*; 
+import java.awt.*; 
+import java.awt.font.*; 
+
+/* @test @(#)TestVS.java
+ * @summary Verify two identical 'a's are rendered
+ * @bug 8187100
+ * @ignore Requires a special font installed.
+ */
+public class VariationSelectorTest { 
+    // A font supporting Unicode variation selectors is required 
+    private static final Font FONT = new Font("DejaVu Sans", Font.PLAIN, 12); 
+
+    public static void main(String[] args) { 
+        SwingUtilities.invokeLater(() -> { 
+            JFrame frame = new JFrame(); 
+            frame.setDefaultCloseOperation(WindowConstants.DISPOSE_ON_CLOSE);
+            frame.add(new MyComponent()); 
+            frame.setSize(200, 200); 
+            frame.setVisible(true); 
+            frame.setLocationRelativeTo(null); 
+        }); 
+    } 
+
+    private static class MyComponent extends JComponent { 
+        @Override 
+        protected void paintComponent(Graphics g) { 
+            Graphics2D g2d = (Graphics2D) g; 
+            FontRenderContext frc = g2d.getFontRenderContext(); 
+            String text = "a"; 
+            GlyphVector gv = FONT.layoutGlyphVector(frc, text.toCharArray(), 0, text.length(), Font.LAYOUT_LEFT_TO_RIGHT); 
+            g2d.drawGlyphVector(gv, 80, 50); 
+            String text2 = "a\ufe00"; 
+            GlyphVector gv2 = FONT.layoutGlyphVector(frc, text2.toCharArray(), 0, text2.length(), Font.LAYOUT_LEFT_TO_RIGHT); 
+            g2d.drawGlyphVector(gv2, 80, 100);
+        } 
+    } 
+} 
+