WeekDayTest.java

/*
 * Copyright 2015 jmrozanec
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * http://www.apache.org/licenses/LICENSE-2.0
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.cronutils.mapper;

import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;

import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertThrows;


public class WeekDayTest {
    private WeekDay source;
    private static final int MONDAY_DOW_VALUE = 1;
    private static final boolean IS_FIRST_DAY_ZERO = false;

    @BeforeEach
    public void setUp() {
        source = new WeekDay(MONDAY_DOW_VALUE, IS_FIRST_DAY_ZERO);
    }

    @Test
    public void testConstructorFailsIfMondayDoWNegative() {
        assertThrows(IllegalArgumentException.class, () -> new WeekDay(-1, IS_FIRST_DAY_ZERO));
    }

    @Test
    public void testGetMondayDoWValue() {
        assertEquals(MONDAY_DOW_VALUE, source.getMondayDoWValue());
    }

    @Test
    public void testMapIntervalWithZeroNotStartingMonday() {
        final WeekDay target = new WeekDay(1, true);
        assertEquals(0, source.mapTo(7, target));
    }

    @Test
    public void testMapIntervalWithZeroStartingMonday() {
        final WeekDay target = new WeekDay(0, true);
        assertEquals(0, source.mapTo(1, target));
    }

    @Test
    public void testMapIntervalWithoutZeroStartingMonday() {
        final int value = 7;
        final WeekDay target = new WeekDay(1, false);
        assertEquals(value, source.mapTo(value, target));
    }

    @Test
    public void testMapIntervalWithoutZeroStartingSunday() {
        final int value = 7;
        final WeekDay target = new WeekDay(2, false);
        assertEquals(1, source.mapTo(value, target));
    }

    @Test
    public void testMapSourceWithZeroStartingMonday_TargetWithZeroNotStartingMonday() {
        final WeekDay source = new WeekDay(0, true);
        final WeekDay target = new WeekDay(1, true);
        assertEquals(1, source.mapTo(6, target));
    }

    @Test
    public void testMapSourceWithZeroStartingMonday_TargetWithZeroStartingMonday() {
        final WeekDay source = new WeekDay(0, true);
        final WeekDay target = new WeekDay(0, true);
        assertEquals(6, source.mapTo(6, target));
    }

    @Test
    public void testMapSourceWithZeroStartingMonday_TargetWithoutZeroStartingMonday() {
        final WeekDay source = new WeekDay(0, true);
        final WeekDay target = new WeekDay(1, false);
        assertEquals(2, source.mapTo(1, target));
    }

    @Test
    public void testMapSourceWithZeroStartingMonday_TargetWithoutZeroStartingSunday() {
        final WeekDay source = new WeekDay(0, true);
        final WeekDay target = new WeekDay(2, false);
        assertEquals(2, source.mapTo(6, target));
    }
}