package com.ql.util.express.test.logic;

import java.util.ArrayList;
import java.util.List;

import com.ql.util.express.DefaultContext;
import com.ql.util.express.ExpressRunner;
import com.ql.util.express.IExpressContext;
import org.junit.Test;

/**
 * 短路逻辑测试类
 *
 * @author tianqiao
 */
public class ShortCircuitLogicTest {

    private final ExpressRunner runner = new ExpressRunner();

    public void initial() throws Exception {
        runner.addOperatorWithAlias("小于", "<", "$1 小于 $2 不满足期望");
        runner.addOperatorWithAlias("大于", ">", "$1 大于 $2 不满足期望");
    }

    public boolean calculateLogicTest(String expression, IExpressContext<String, Object> expressContext,
        List<String> errorInfo) throws Exception {
        return (Boolean)runner.execute(expression, expressContext, errorInfo, true, false);
    }

    /**
     * 测试非短路逻辑,并且输出出错信息
     *
     * @throws Exception
     */
    @Test
    public void testShortCircuit() throws Exception {
        runner.setShortCircuit(true);
        IExpressContext<String, Object> expressContext = new DefaultContext<>();
        expressContext.put("违规天数", 100);
        expressContext.put("虚假交易扣分", 11);
        expressContext.put("VIP", false);
        List<String> errorInfo = new ArrayList<>();
        initial();
        String expression = "2 小于 1 and (违规天数 小于 90 or 虚假交易扣分 小于 12)";
        boolean result = calculateLogicTest(expression, expressContext, errorInfo);
        if (result) {
            System.out.println("result is success!");
        } else {
            System.out.println("result is fail!");
            for (String error : errorInfo) {
                System.out.println(error);
            }
        }
    }

    /**
     * 测试非短路逻辑,并且输出出错信息
     *
     * @throws Exception
     */
    @Test
    public void testNoShortCircuit() throws Exception {
        runner.setShortCircuit(false);
        IExpressContext<String, Object> expressContext = new DefaultContext<>();
        expressContext.put("违规天数", 100);
        expressContext.put("虚假交易扣分", 11);
        expressContext.put("VIP", false);
        List<String> errorInfo = new ArrayList<>();
        initial();
        String expression = "2 小于 1 and (违规天数 小于 90 or 虚假交易扣分 小于 12)";
        boolean result = calculateLogicTest(expression, expressContext, errorInfo);
        if (result) {
            System.out.println("result is success!");
        } else {
            System.out.println("result is fail!");
            for (String error : errorInfo) {
                System.out.println(error);
            }
        }
    }
}