StringDoubleCalculatingTest.java

package calculator;

import org.junit.Assert;
import org.junit.Test;

import static calculator.StringDoubleCalculating.getActionSymbol;
import static calculator.StringDoubleCalculating.precondition;

/**
 * Created by Ky on 22.03.2016.
 */
public class StringDoubleCalculatingTest {

    @Test
    public void test1(){
        char symbolFromFunction = getActionSymbol(StringDoubleCalculating.Actions.MULTIPLY);
        char expectedSymbol = '*';
        Assert.assertEquals(expectedSymbol, symbolFromFunction);
    }

    @Test
    public void test2(){
        char symbolFromFunction = getActionSymbol(StringDoubleCalculating.Actions.SUBTRACTION);
        char expectedSymbol = 'a';
        Assert.assertEquals(expectedSymbol, symbolFromFunction);
    }

    @Test
    public void test3(){
        String lineForTest = "22*2";
        double expectedResultForTest2 = 44.0;
        double result = precondition(lineForTest);
        Assert.assertEquals(expectedResultForTest2, result);
    }

    @Test
    public void test4() {
        String lineForTest = "234-23";
        double expectedResultForTest3 = 211.0;
        double result = precondition(lineForTest);
        System.out.println(result);
        Assert.assertEquals(expectedResultForTest3, result);
    }

    @Test
    public void test5() {
        String lineForTest = "234-23";
        double expectedResultForTest3 = 211;
        double result = precondition(lineForTest);
        System.out.println(result);
        Assert.assertEquals(expectedResultForTest3, result);
    }
}