conditioncalls.java

java覆盖率测试工具

package test.condition;

import org.apache.log4j.Logger;

public class ConditionCalls {
	
	/*
	 * See the note at FirstPassMethodInstrumenter.visitJumpInsn()
	 * regarding initialization of static variables.  This next static
	 * is intended to cover that condition. 
	 */ 
	public static String whatEver = null;
	private static final Logger logger = Logger.getLogger(ConditionCalls.class);

	public void call(int i)
	{
		if (i>=5) //set CALL_CONDITION_LINE_NUMBER to this line number
		{
			try
			{
				logger.error("whatEver");  //set CALL_IGNORE_LINE_NUMBER to this line number
				throw new RuntimeException();
			}
			catch (Throwable t)
			{
				//eat it
			}
			finally
			{
				System.out.println("true");
			}
		} else {
			System.out.println("false");
		}
	}
	
	public void callLookupSwitch(int branch)
	{
		switch (branch)  //set LOOKUP_SWITCH_LINE_NUMBER to this line number
		{
		case 1:
			System.out.println("1");
			break;
		case 5:
			System.out.println("5");
			break;
		default:
			System.out.println("default");
			break;
		}
	}
	
	public String callTableSwitch(int branch)
	{
		int[][] multiArray;
		switch (branch)  //set TABLE_SWITCH_LINE_NUMBER to this line number
		{
		case 0: return("0");
		case 1: return("1");
		case 2: return("2");
		case 3: return("3");
		case 4: return("4");
		case 5: return("5");
		case 6: return("6");
		case 7: return("7");
		case 8: return("8");
		default: multiArray = new int[3][3]; return("" + multiArray[1][1]);
		}
	}
	
	public void callMultiCondition(int a, int b, int c)
	{
		//The c++ is to get SecondPassMethodInstrumenter.visitIincInsn called.
		if ((a == b) && (b >= 3) || (c++ < a))  //set MULTI_CONDITION_LINE_NUMBER to this line number
		{
			System.out.println("true");
		}
	}

	public void callMultiCondition2(int a, int b, int c)
	{
		if ((a == b) && (b >= utilEcho(3)) || (c < a))  //set MULTI_CONDITION2_LINE_NUMBER to this line number
		{
			System.out.println("true");
		}
	}
	
	int utilEcho(int number)
	{
		return number;
	}
	
	static
	{
		whatEver = "whatEver";
	};
	
	public static final int CALL_CONDITION_LINE_NUMBER = 17;
	public static final int CALL_IGNORE_LINE_NUMBER = 21;
	public static final int LOOKUP_SWITCH_LINE_NUMBER = 39;
	public static final int TABLE_SWITCH_LINE_NUMBER = 56;
	public static final int MULTI_CONDITION_LINE_NUMBER = 74;
	public static final int MULTI_CONDITION2_LINE_NUMBER = 82;
}