TestEncryptionUtils.java

package com.khmelenko.lab.varis;

import com.khmelenko.lab.varis.util.EncryptionUtils;

import org.junit.Test;
import org.junit.runner.RunWith;
import org.robolectric.RobolectricGradleTestRunner;
import org.robolectric.annotation.Config;

import static junit.framework.Assert.assertEquals;

/**
 * Test for enctyption utils
 *
 * @author Dmytro Khmelenko (d.khmelenko@gmail.com)
 */
@RunWith(RobolectricGradleTestRunner.class)
@Config(constants = BuildConfig.class, sdk = 21)
public class TestEncryptionUtils {

    @Test
    public void testToBase64() {
        String original = "Hello world";
        String expected = "SGVsbG8gd29ybGQ=";
        String actual = EncryptionUtils.toBase64(original);

        assertEquals(expected, actual);
    }

    @Test
    public void testFromBase64() {
        String original = "SGVsbG8gd29ybGQ=";
        String expected = "Hello world";
        String actual = EncryptionUtils.fromBase64(original);

        assertEquals(expected, actual);
    }

    @Test
    public void testBasicAuth() {
        String username = "username";
        String password = "password";
        String authBase64 = "dXNlcm5hbWU6cGFzc3dvcmQ=";

        String expected = "Basic " + authBase64;
        String actual = EncryptionUtils.generateBasicAuthorization(username, password);

        assertEquals(expected, actual);
    }
}