Test to show that bug #45492 is invalid

git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@697584 13f79535-47bb-0310-9956-ffa450edef68

src/java/org/apache/poi/hssf/usermodel/HSSFCellStyle.java

@@ -913,7 +913,9 @@ public class HSSFCellStyle
     }
 
     /**
-     * get the background fill color
+     * Get the background fill color.
+     * Note - many cells are actually filled with a foreground
+     *  fill, not a background fill - see {@link #getFillForegroundColor()}
      * @see org.apache.poi.hssf.usermodel.HSSFPalette#getColor(short)
      * @return fill color
      */
@@ -939,7 +941,9 @@ public class HSSFCellStyle
     }
 
     /**
-     * get the foreground fill color
+     * Get the foreground fill color.
+     * Many cells are filled with this, instead of a 
+     *  background color ({@link #getFillBackgroundColor()})
      * @see org.apache.poi.hssf.usermodel.HSSFPalette#getColor(short)
      * @return fill color
      */

src/java/org/apache/poi/hssf/usermodel/HSSFPalette.java

@@ -57,6 +57,15 @@ public class HSSFPalette
     	}
         return null;
     }
+    /**
+     * Retrieves the color at a given index
+     *
+     * @param index the palette index, between 0x8 to 0x40 inclusive
+     * @return the color, or null if the index is not populated
+     */
+    public HSSFColor getColor(int index) {
+    	return getColor((short)index);
+    }
     
     /**
      * Finds the first occurance of a given color

src/testcases/org/apache/poi/hssf/usermodel/TestBugs.java

@@ -1482,6 +1482,41 @@ public final class TestBugs extends TestCase {
     	// This used to break
         HSSFWorkbook wb = openSample("45784.xls");
         assertEquals(1, wb.getNumberOfSheets());
+    }
     
+   /**
+     * Cell background colours
+     */
+    public void test45492() {
+    	HSSFWorkbook wb = openSample("45492.xls");
+    	HSSFSheet s = wb.getSheetAt(0);
+    	HSSFRow r = s.getRow(0);
+    	HSSFPalette p = wb.getCustomPalette();
+    	
+    	HSSFCell auto = r.getCell(0);
+    	HSSFCell grey = r.getCell(1);
+    	HSSFCell red = r.getCell(2);
+    	HSSFCell blue = r.getCell(3);
+    	HSSFCell green = r.getCell(4);
+    	
+    	assertEquals(64, auto.getCellStyle().getFillForegroundColor());
+    	assertEquals(64, auto.getCellStyle().getFillBackgroundColor());
+    	assertEquals("0:0:0", p.getColor(64).getHexString());
+    	
+    	assertEquals(22, grey.getCellStyle().getFillForegroundColor());
+    	assertEquals(64, grey.getCellStyle().getFillBackgroundColor());
+    	assertEquals("C0C0:C0C0:C0C0", p.getColor(22).getHexString());
+    	
+    	assertEquals(10, red.getCellStyle().getFillForegroundColor());
+    	assertEquals(64, red.getCellStyle().getFillBackgroundColor());
+    	assertEquals("FFFF:0:0", p.getColor(10).getHexString());
+    	
+    	assertEquals(12, blue.getCellStyle().getFillForegroundColor());
+    	assertEquals(64, blue.getCellStyle().getFillBackgroundColor());
+    	assertEquals("0:0:FFFF", p.getColor(12).getHexString());
+    	
+    	assertEquals(11, green.getCellStyle().getFillForegroundColor());
+    	assertEquals(64, green.getCellStyle().getFillBackgroundColor());
+    	assertEquals("0:FFFF:0", p.getColor(11).getHexString());
     }
 }