package omino.utilities;

import junit.framework.TestCase;

public class TestOmStrings extends TestCase
{

	public void testToBoolean()
	{
		checkBool("",false);
		checkBool("true",true);
		checkBool("tRue",true);
		checkBool("FAlse",false);
		checkBool("no",false);
		checkBool("0",false);
		checkBool("0.1",true);
		checkBool(null,false);
	}
	
	private void checkBool(String s,boolean expected)
	{
		boolean b = OmStrings.toBoolean(s);
		assertEquals("OmStrings.toBool of " + s,expected,b);
	}
	
	public void testIsDouble()
	{
		checkIsDbl("3",true);
		checkIsDbl("3.5",true);
		checkIsDbl("3.5e8",true);
		checkIsDbl("fish",false);
		checkIsDbl(null,false);
		checkIsDbl("",false);
		
	}
	
	private void checkIsDbl(String s,boolean expected)
	{
		boolean b = OmStrings.isDouble(s);
		assertEquals("OmStrings.isDouble of " + s,expected,b);
	}
	
	public void testIsInt()
	{
		checkIsInt("3",true);
		checkIsInt("0x23",true);
		checkIsInt(null,false);
		checkIsInt("",false);
		checkIsInt("fish",false);
		checkIsInt("1e4",true);
	}
	
	private void checkIsInt(String s,boolean expected)
	{
		boolean b = OmStrings.isInt(s);
		assertEquals("OmStrings.isInt of " + s,expected,b);
	}
	
	public void testTo0xHexString()
	{
		assertEquals("0x04",OmStrings.longTo0xHexString(4, 2));
	}
	
	public void testToDouble()
	{
		assertEquals(20d,OmStrings.toDouble("20"));
		assertEquals(20d,OmStrings.toDouble("20 and a fish"));
	}

}