jdk-24/test/jdk/java/util/Calendar/Bug4302966.java

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/*
 * @test
 * @bug 4302966 8176841
 * @modules jdk.localedata
 * @summary In Czech Republic first day of week is Monday not Sunday
 * @run junit Bug4302966
 */

import java.util.Calendar;
import java.util.Locale;

import org.junit.jupiter.api.Test;

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

public class Bug4302966 {

    // Specific day of week test for Czech locale
    public void czechDayOfWeekTest() {
        Calendar czechCalendar = Calendar.getInstance(Locale.of("cs", "CZ"));
        int firstDayOfWeek = czechCalendar.getFirstDayOfWeek();
        assertEquals(firstDayOfWeek, Calendar.MONDAY);
    }
}