testcase.java

基于算符优先关心的

/**
 * @Copyright(C) 2008 Software Engineering Laboratory (SELAB), Department of Computer 
 * Science, SUN YAT-SEN UNIVERSITY. All rights reserved.
**/

package test;

/**
 * The description of a test case. TestCase is designed as an immutable class. The 
 * data of a test case is described in the XML document by a <testcase> tag. 
 *
 * @author Dr. Wen-jun LI
 * @author Da LUO
 * @version 1.00 (Last update: March 4, 2008)
**/
public class TestCase
{
	/**
	 * ID of the test case. 
	**/
	private String id;

	/**
	 * Description of the test case. 
	**/
	private String description;

	/**
	 * Input string of an expression of the test case. 
	**/
	private String input;

	/**
	 * Expected output of the test case. 
	**/
	private String output;

	/**
	 * Whether the result is an thrown exception. 
	**/
	private boolean isExceptionExpected;


	/**
	 * Constructor of a TestCase. 
	 * 
	 * @param anId  test case ID. 
	 * @param aDesc  description of the test case. 
	 * @param anInput  the input string of an expression. 
	 * @param anOutput  the expected output of test case. 
	 * @param isExc  the expected output is an exception. 
	**/
	public TestCase(String anId, String aDesc, String anInput, String anOutput, boolean isExc) {
		this.id = anId;
		this.description = aDesc;
		this.input = anInput;
		this.output = anOutput;
		this.isExceptionExpected = isExc;
	}

	/**
	 * Get the ID of this test case. 
	 * 
	 * @return  the ID of the test case. 
	**/
	public String getId() {
		return id;
	}

	/**
	 * Get the description of this test case. 
	 * 
	 * @return  the description of the test case. 
	**/
	public String getDescription() {
		return description;
	}

	/**
	 * Get the input of this test case. 
	 * 
	 * @return  the input of the test case. 
	**/
	public String getInput() {
		return input; 
	}

	/**
	 * Get the expected output of this test case. 
	 * 
	 * @return  the expected output of the test case. 
	**/
	public String getOutput() {
		return output; 
	}

	/**
	 * Judge if the result of this test case is an expected exception. 
	 * 
	 * @return  true if the expected output is an exception. 
	**/
	public boolean isException() {
		return isExceptionExpected; 
	}

	/**
	 * Override the externalization method inherited from class Object. 
	 * 
	 * @return  a string representing the state of the test case. 
	**/
	public String toString() {
		return id + " " + description + "\nInput: " + input + "\nExpected output: " + output;
	}
}