SQLEvalVisitorUtilsTest.java

package com.alibaba.druid.bvt.sql.eval;

import java.math.BigDecimal;
import java.math.BigInteger;
import java.util.Arrays;

import org.junit.Assert;
import junit.framework.TestCase;

import com.alibaba.druid.sql.visitor.SQLEvalVisitorUtils;
import com.alibaba.druid.util.JdbcUtils;

public class SQLEvalVisitorUtilsTest extends TestCase {

    public void test_instance() throws Exception {
        new SQLEvalVisitorUtils();
    }

    public void test_evalExpr() throws Exception {
        Assert.assertEquals(5, SQLEvalVisitorUtils.evalExpr(JdbcUtils.MYSQL, "? + ?", 2, 3));
        Assert.assertEquals(6, SQLEvalVisitorUtils.evalExpr(JdbcUtils.MYSQL, "? * ?", 2, 3));
        Assert.assertEquals(-1, SQLEvalVisitorUtils.evalExpr(JdbcUtils.MYSQL, "? - ?", 2, 3));
        Assert.assertEquals(2, SQLEvalVisitorUtils.evalExpr(JdbcUtils.MYSQL, "? / ?", 6, 3));
    }

    public void test_evalExpr_2() throws Exception {
        Assert.assertEquals(5, SQLEvalVisitorUtils.evalExpr(JdbcUtils.MYSQL, "? + ?", Arrays.<Object> asList(2, 3)));
        Assert.assertEquals(6, SQLEvalVisitorUtils.evalExpr(JdbcUtils.MYSQL, "? * ?", Arrays.<Object> asList(2, 3)));
        Assert.assertEquals(-1, SQLEvalVisitorUtils.evalExpr(JdbcUtils.MYSQL, "? - ?", Arrays.<Object> asList(2, 3)));
        Assert.assertEquals(2, SQLEvalVisitorUtils.evalExpr(JdbcUtils.MYSQL, "? / ?", Arrays.<Object> asList(6, 3)));
    }
    
    public void test_evalExpr_3() throws Exception {
        Assert.assertEquals(5.0f, SQLEvalVisitorUtils.evalExpr(JdbcUtils.MYSQL, "? + ?", "2.0", 3));
        Assert.assertEquals(6.0f, SQLEvalVisitorUtils.evalExpr(JdbcUtils.MYSQL, "? * ?", "2.0", 3));
        Assert.assertEquals(-1.0f, SQLEvalVisitorUtils.evalExpr(JdbcUtils.MYSQL, "? - ?", "2.0", 3));
        Assert.assertEquals(2.0f, SQLEvalVisitorUtils.evalExpr(JdbcUtils.MYSQL, "? / ?", "6.0", 3));
    }

    public void test_add() throws Exception {
        Assert.assertEquals(5, SQLEvalVisitorUtils.evalExpr(JdbcUtils.MYSQL, "? + ?", Arrays.<Object> asList(2, 3)));
        Assert.assertEquals(6, SQLEvalVisitorUtils.evalExpr(JdbcUtils.MYSQL, "? + ?", Arrays.<Object> asList(3, 3)));
        Assert.assertEquals(7, SQLEvalVisitorUtils.evalExpr(JdbcUtils.MYSQL, "? + ?", Arrays.<Object> asList(4, 3)));
    }

    public void test_add_1() throws Exception {
        Assert.assertEquals(5.0, SQLEvalVisitorUtils.evalExpr(JdbcUtils.MYSQL, "? + ?", Arrays.<Object> asList(2.0, 3)));
        Assert.assertEquals(6.0, SQLEvalVisitorUtils.evalExpr(JdbcUtils.MYSQL, "? + ?", Arrays.<Object> asList(3.0, 3)));
        Assert.assertEquals(7.0, SQLEvalVisitorUtils.evalExpr(JdbcUtils.MYSQL, "? + ?", Arrays.<Object> asList(4.0, 3)));
    }

    public void test_add_2() throws Exception {
        Assert.assertEquals(5.1, SQLEvalVisitorUtils.evalExpr(JdbcUtils.MYSQL, "? + ?", Arrays.<Object> asList(2.1, 3)));
        Assert.assertEquals(6.2, SQLEvalVisitorUtils.evalExpr(JdbcUtils.MYSQL, "? + ?", Arrays.<Object> asList(3.2, 3)));
        Assert.assertEquals(7.3, SQLEvalVisitorUtils.evalExpr(JdbcUtils.MYSQL, "? + ?", Arrays.<Object> asList(4.3, 3)));
    }

    public void test_add_3() throws Exception {
        Assert.assertEquals(5.1D,
                            SQLEvalVisitorUtils.evalExpr(JdbcUtils.MYSQL, "? + ?", Arrays.<Object> asList(2.1D, 3)));
        Assert.assertEquals(6.2D,
                            SQLEvalVisitorUtils.evalExpr(JdbcUtils.MYSQL, "? + ?", Arrays.<Object> asList(3.2D, 3)));
        Assert.assertEquals(7.3D,
                            SQLEvalVisitorUtils.evalExpr(JdbcUtils.MYSQL, "? + ?", Arrays.<Object> asList(4.3D, 3)));
    }

    public void test_add_4() throws Exception {
        Assert.assertEquals(5.0, SQLEvalVisitorUtils.evalExpr(JdbcUtils.MYSQL, "? + ?", Arrays.<Object> asList(2, 3.0)));
        Assert.assertEquals(6.0, SQLEvalVisitorUtils.evalExpr(JdbcUtils.MYSQL, "? + ?", Arrays.<Object> asList(3, 3.0)));
        Assert.assertEquals(7.0, SQLEvalVisitorUtils.evalExpr(JdbcUtils.MYSQL, "? + ?", Arrays.<Object> asList(4, 3.0)));
    }

    public void test_add_5() throws Exception {
        Assert.assertEquals(new BigInteger("5"),
                            SQLEvalVisitorUtils.evalExpr(JdbcUtils.MYSQL, "? + ?",
                                                         Arrays.<Object> asList(2, new BigInteger("3"))));
        Assert.assertEquals(new BigInteger("6"),
                            SQLEvalVisitorUtils.evalExpr(JdbcUtils.MYSQL, "? + ?",
                                                         Arrays.<Object> asList(3, new BigInteger("3"))));
        Assert.assertEquals(new BigInteger("7"),
                            SQLEvalVisitorUtils.evalExpr(JdbcUtils.MYSQL, "? + ?",
                                                         Arrays.<Object> asList(4, new BigInteger("3"))));
    }
    
    public void test_add_6() throws Exception {
        Assert.assertEquals(new BigDecimal("5"),
                            SQLEvalVisitorUtils.evalExpr(JdbcUtils.MYSQL, "? + ?",
                                                         Arrays.<Object> asList(2, new BigDecimal("3"))));
        Assert.assertEquals(new BigDecimal("6"),
                            SQLEvalVisitorUtils.evalExpr(JdbcUtils.MYSQL, "? + ?",
                                                         Arrays.<Object> asList(3, new BigDecimal("3"))));
        Assert.assertEquals(new BigDecimal("7"),
                            SQLEvalVisitorUtils.evalExpr(JdbcUtils.MYSQL, "? + ?",
                                                         Arrays.<Object> asList(4, new BigDecimal("3"))));
    }

    public void test_sub() throws Exception {
        Assert.assertEquals(-1, SQLEvalVisitorUtils.evalExpr(JdbcUtils.MYSQL, "? - ?", Arrays.<Object> asList(2, 3)));
        Assert.assertEquals(0, SQLEvalVisitorUtils.evalExpr(JdbcUtils.MYSQL, "? - ?", Arrays.<Object> asList(3, 3)));
        Assert.assertEquals(1, SQLEvalVisitorUtils.evalExpr(JdbcUtils.MYSQL, "? - ?", Arrays.<Object> asList(4, 3)));
    }

    public void test_sub_1() throws Exception {
        Assert.assertEquals(-1.0,
                            SQLEvalVisitorUtils.evalExpr(JdbcUtils.MYSQL, "? - ?", Arrays.<Object> asList(2.0, 3)));
        Assert.assertEquals(0.0, SQLEvalVisitorUtils.evalExpr(JdbcUtils.MYSQL, "? - ?", Arrays.<Object> asList(3.0, 3)));
        Assert.assertEquals(1.0, SQLEvalVisitorUtils.evalExpr(JdbcUtils.MYSQL, "? - ?", Arrays.<Object> asList(4.0, 3)));
    }

    public void test_sub_2() throws Exception {
        Assert.assertEquals(2.1 - 3,
                            SQLEvalVisitorUtils.evalExpr(JdbcUtils.MYSQL, "? - ?", Arrays.<Object> asList(2.1, 3)));
        Assert.assertEquals(3.2 - 3,
                            SQLEvalVisitorUtils.evalExpr(JdbcUtils.MYSQL, "? - ?", Arrays.<Object> asList(3.2, 3)));
        Assert.assertEquals(4.3 - 3,
                            SQLEvalVisitorUtils.evalExpr(JdbcUtils.MYSQL, "? - ?", Arrays.<Object> asList(4.3, 3)));
    }

    public void test_sub_3() throws Exception {
        Assert.assertEquals(2.1D - 3,
                            SQLEvalVisitorUtils.evalExpr(JdbcUtils.MYSQL, "? - ?", Arrays.<Object> asList(2.1D, 3)));
        Assert.assertEquals(3.2D - 3,
                            SQLEvalVisitorUtils.evalExpr(JdbcUtils.MYSQL, "? - ?", Arrays.<Object> asList(3.2D, 3)));
        Assert.assertEquals(4.3D - 3,
                            SQLEvalVisitorUtils.evalExpr(JdbcUtils.MYSQL, "? - ?", Arrays.<Object> asList(4.3D, 3)));
    }

    public void test_lt() throws Exception {
        Assert.assertEquals(true, SQLEvalVisitorUtils.evalExpr(JdbcUtils.MYSQL, "? < ?", Arrays.<Object> asList(2, 3)));
        Assert.assertEquals(false, SQLEvalVisitorUtils.evalExpr(JdbcUtils.MYSQL, "? < ?", Arrays.<Object> asList(3, 3)));
        Assert.assertEquals(false, SQLEvalVisitorUtils.evalExpr(JdbcUtils.MYSQL, "? < ?", Arrays.<Object> asList(4, 3)));
    }

    public void test_lt_1() throws Exception {
        Assert.assertEquals(true,
                            SQLEvalVisitorUtils.evalExpr(JdbcUtils.MYSQL, "? < ?", Arrays.<Object> asList(2.0, 3)));
        Assert.assertEquals(false,
                            SQLEvalVisitorUtils.evalExpr(JdbcUtils.MYSQL, "? < ?", Arrays.<Object> asList(3.0, 3)));
        Assert.assertEquals(false,
                            SQLEvalVisitorUtils.evalExpr(JdbcUtils.MYSQL, "? < ?", Arrays.<Object> asList(4.0, 3)));
    }

    public void test_ltEq() throws Exception {
        Assert.assertEquals(true, SQLEvalVisitorUtils.evalExpr(JdbcUtils.MYSQL, "? <= ?", Arrays.<Object> asList(2, 3)));
        Assert.assertEquals(true, SQLEvalVisitorUtils.evalExpr(JdbcUtils.MYSQL, "? <= ?", Arrays.<Object> asList(3, 3)));
        Assert.assertEquals(false,
                            SQLEvalVisitorUtils.evalExpr(JdbcUtils.MYSQL, "? <= ?", Arrays.<Object> asList(4, 3)));
    }

    public void test_ltEq_1() throws Exception {
        Assert.assertEquals(true,
                            SQLEvalVisitorUtils.evalExpr(JdbcUtils.MYSQL, "? <= ?", Arrays.<Object> asList(2.0, 3)));
        Assert.assertEquals(true,
                            SQLEvalVisitorUtils.evalExpr(JdbcUtils.MYSQL, "? <= ?", Arrays.<Object> asList(3.0, 3)));
        Assert.assertEquals(false,
                            SQLEvalVisitorUtils.evalExpr(JdbcUtils.MYSQL, "? <= ?", Arrays.<Object> asList(4.0, 3)));
    }

    public void test_gt() throws Exception {
        Assert.assertEquals(false, SQLEvalVisitorUtils.evalExpr(JdbcUtils.MYSQL, "? > ?", Arrays.<Object> asList(2, 3)));
        Assert.assertEquals(false, SQLEvalVisitorUtils.evalExpr(JdbcUtils.MYSQL, "? > ?", Arrays.<Object> asList(3, 3)));
        Assert.assertEquals(true, SQLEvalVisitorUtils.evalExpr(JdbcUtils.MYSQL, "? > ?", Arrays.<Object> asList(4, 3)));
    }

    public void test_gtEq() throws Exception {
        Assert.assertEquals(false,
                            SQLEvalVisitorUtils.evalExpr(JdbcUtils.MYSQL, "? >= ?", Arrays.<Object> asList(2, 3)));
        Assert.assertEquals(true, SQLEvalVisitorUtils.evalExpr(JdbcUtils.MYSQL, "? >= ?", Arrays.<Object> asList(3, 3)));
        Assert.assertEquals(true, SQLEvalVisitorUtils.evalExpr(JdbcUtils.MYSQL, "? >= ?", Arrays.<Object> asList(4, 3)));
    }
}