	@Test
	public void testDoubleBar() {

		final int length = 2;

		final EBarElementFilled[] calculateBarFill0Percent = RenderUtil.calculateBarFill(length,
				RenderUtil.PERCENT_0);
		assertNotNull("excpected to get an array of float", calculateBarFill0Percent);
		assertEquals("double bar filled - checking size of array", length, calculateBarFill0Percent.length);
		assertEquals("double bar filled - checking first value", EBarElementFilled.PERCENT_0,
				calculateBarFill0Percent[0]);
		assertEquals("double bar filled - checking second value", EBarElementFilled.PERCENT_0,
				calculateBarFill0Percent[1]);

		final EBarElementFilled[] calculateBarFill25Percent = RenderUtil.calculateBarFill(length,
				RenderUtil.PERCENT_25);
		assertNotNull("excpected to get an array of float", calculateBarFill25Percent);
		assertEquals("double bar filled - checking size of array", length, calculateBarFill25Percent.length);
		assertEquals("double bar filled - checking first value", EBarElementFilled.PERCENT_50,
				calculateBarFill25Percent[0]);
		assertEquals("double bar filled - checking second value", EBarElementFilled.PERCENT_0,
				calculateBarFill25Percent[1]);

		final EBarElementFilled[] calculateBarFill50Percent = RenderUtil.calculateBarFill(length,
				RenderUtil.PERCENT_50);
		assertNotNull("excpected to get an array of float", calculateBarFill50Percent);
		assertEquals("double bar filled - checking size of array", length, calculateBarFill50Percent.length);
		assertEquals("double bar filled - checking first value", EBarElementFilled.PERCENT_100,
				calculateBarFill50Percent[0]);
		assertEquals("double bar filled - checking second value", EBarElementFilled.PERCENT_0,
				calculateBarFill50Percent[1]);

		final EBarElementFilled[] calculateBarFill75Percent = RenderUtil.calculateBarFill(length,
				RenderUtil.PERCENT_75);
		assertNotNull("excpected to get an array of float", calculateBarFill75Percent);
		assertEquals("double bar filled - checking size of array", length, calculateBarFill75Percent.length);
		assertEquals("double bar filled - checking first value", EBarElementFilled.PERCENT_100,
				calculateBarFill75Percent[0]);
		assertEquals("double bar filled - checking second value", EBarElementFilled.PERCENT_50,
				calculateBarFill75Percent[1]);

		final EBarElementFilled[] calculateBarFill100Percent = RenderUtil.calculateBarFill(length,
				RenderUtil.PERCENT_100);
		assertNotNull("excpected to get an array of float", calculateBarFill100Percent);
		assertEquals("double bar filled - checking size of array", length, calculateBarFill100Percent.length);
		assertEquals("double bar filled - checking first value", EBarElementFilled.PERCENT_100,
				calculateBarFill100Percent[0]);
		assertEquals("double bar filled - checking second value", EBarElementFilled.PERCENT_100,
				calculateBarFill100Percent[1]);
	}