BAEL-2258 Guide to DateTimeFormatter. parse() method usage tests added

This commit is contained in:
Dmytro Korniienko 2018-10-04 23:14:59 +03:00
parent 7f6df18b64
commit 08e902cb26
1 changed files with 36 additions and 0 deletions

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@ -9,6 +9,7 @@ import java.time.LocalTime;
import java.time.ZoneId;
import java.time.ZonedDateTime;
import java.time.format.DateTimeFormatter;
import java.time.format.DateTimeParseException;
import java.time.format.FormatStyle;
import java.time.temporal.ChronoUnit;
import java.util.Locale;
@ -119,4 +120,39 @@ public class DateTimeFormatterUnitTest {
Assert.assertEquals("2018-03-09-03:00", DateTimeFormatter.ISO_OFFSET_DATE.format(LocalDate.of(2018, 3, 9).atStartOfDay(ZoneId.of("UTC-3"))));
Assert.assertEquals("Fri, 9 Mar 2018 00:00:00 -0300", DateTimeFormatter.RFC_1123_DATE_TIME.format(LocalDate.of(2018, 3, 9).atStartOfDay(ZoneId.of("UTC-3"))));
}
@Test
public void shouldParseDateTime() {
Assert.assertEquals(LocalDate.of(2018, 3, 12), LocalDate.from(DateTimeFormatter.ISO_LOCAL_DATE.parse("2018-03-09")).plusDays(3));
}
@Test
public void shouldParseFormatStyleFull() {
ZonedDateTime dateTime = ZonedDateTime.from(DateTimeFormatter.ofLocalizedDateTime(FormatStyle.FULL).parse("Tuesday, August 23, 2016 1:12:45 PM EET"));
Assert.assertEquals(ZonedDateTime.of(LocalDateTime.of(2016, 8, 23, 22, 12, 45), ZoneId.of("Europe/Bucharest")), dateTime.plusHours(9));
}
@Test
public void shouldParseDateWithCustomFormatter() {
DateTimeFormatter europeanDateFormatter = DateTimeFormatter.ofPattern("dd.MM.yyyy");
Assert.assertFalse(LocalDate.from(europeanDateFormatter.parse("15.08.2014")).isLeapYear());
}
@Test
public void shouldParseTimeWithCustomFormatter() {
DateTimeFormatter timeFormatter = DateTimeFormatter.ofPattern("hh:mm:ss a");
Assert.assertTrue(LocalTime.from(timeFormatter.parse("12:25:30 AM")).isBefore(LocalTime.NOON));
}
@Test
public void shouldParseZonedDateTimeWithCustomFormatter() {
DateTimeFormatter zonedFormatter = DateTimeFormatter.ofPattern("dd.MM.yyyy HH:mm z");
Assert.assertEquals(7200, ZonedDateTime.from(zonedFormatter.parse("31.07.2016 14:15 GMT+02:00")).getOffset().getTotalSeconds());
}
@Test(expected = DateTimeParseException.class)
public void shouldExpectAnExceptionIfDateTimeStringNotMatchPattern() {
DateTimeFormatter zonedFormatter = DateTimeFormatter.ofPattern("dd.MM.yyyy HH:mm z");
ZonedDateTime.from(zonedFormatter.parse("31.07.2016 14:15"));
}
}