X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;f=test%2Fjalview%2Futil%2FFormatTest.java;h=422132aa8615233f1c1fb517ec5e20fc55a5cc89;hb=76f9992a5fd8e818f8051130e25c6aefb4ef51ad;hp=999e45616dbf28049a5dcf40e97c653897b381bc;hpb=05951a61acec617599e9a92828b8a498fab6ae32;p=jalview.git

diff --git a/test/jalview/util/FormatTest.java b/test/jalview/util/FormatTest.java
index 999e456..422132a 100644
--- a/test/jalview/util/FormatTest.java
+++ b/test/jalview/util/FormatTest.java
@@ -25,6 +25,8 @@ import static org.testng.Assert.assertTrue;
 
 import jalview.gui.JvOptionPane;
 
+import java.awt.Color;
+
 import org.testng.annotations.BeforeClass;
 import org.testng.annotations.Test;
 
@@ -162,4 +164,20 @@ public class FormatTest
             + "ms");
     assertTrue(elapsed2 > elapsed1);
   }
+
+  @Test(groups = "Functional")
+  public void testGetHexString()
+  {
+    /*
+     * r = 13 = d base 16, gets padded to 0d
+     * g = 103 = (16x6) + 7 = 67 base 16
+     * b = 219 = (16x13) + 11 = db base 16
+     */
+    Color c = new Color(13, 103, 219);
+    assertEquals(Format.getHexString(c), "0d67db");
+
+    assertEquals(Format.getHexString(Color.black), "000000");
+
+    assertEquals(Format.getHexString(Color.white), "ffffff");
+  }
 }