package com.epam.hushchyn.part3;

import java.io.ByteArrayInputStream;
import java.io.IOException;

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

import com.epam.hushchyn.part3.Part3;

public class Part3Test {

    @Test
    public void testPart3() throws IOException {
        String[] arg = { "char", "String", "int", "double", "alghak" };
        String[] res = { "a и л ", "bcd фвыа ", "432 89 ", "43.43 .98 ",
                "error" };

        for (int i = 0; i < arg.length; i++) {

            String actual = Part3.part3(arg[i]);
            Assert.assertEquals(res[i], actual);
        }
    }

    @Test
    public void testPart32() throws IOException {
        String[] arg = { "char", "String", "int", "double", "alghak" };
        String[] res = { "a и л ", "bcd фвыа ", "432 89 ", "43.43 .98 ",
                "error" };

        for (int i = 0; i < arg.length; i++) {

            String actual = Part3.part3(arg[i]);
            Assert.assertEquals(res[i], actual);
        }
    }

    @Test
    public void testConstructor() {
       new Part3();
    }

    @Test
    public void testMain() throws IOException {
        String arg[] = { "" };
        System.setIn(new ByteArrayInputStream(
                "char\nString\nint\ndouble\nalghak\nstop".getBytes("UTF-8")));
        Part3.main(arg);
    }

    /*
     * @Test (expected = NullPointerException.class) public void testMain2()
     * throws IOException { String arg[] = { "" }; System.setIn(new
     * ByteArrayInputStream(null)); Part3.main(arg); }
     */

}