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/* ====================================================================
Licensed to the Apache Software Foundation (ASF) under one or more
contributor license agreements. See the NOTICE file distributed with
this work for additional information regarding copyright ownership.
The ASF licenses this file to You 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 org.apache.poi.hssf.usermodel;
import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertFalse;
import static org.junit.jupiter.api.Assertions.assertNotNull;
import static org.junit.jupiter.api.Assertions.assertTrue;
import java.io.IOException;
import java.util.TimeZone;
import org.apache.poi.hssf.HSSFTestDataSamples;
import org.apache.poi.hssf.model.InternalWorkbook;
import org.apache.poi.ss.usermodel.DateUtil;
import org.apache.poi.util.LocaleUtil;
import org.junit.jupiter.api.AfterAll;
import org.junit.jupiter.api.BeforeAll;
import org.junit.jupiter.api.Test;
/**
* Class TestHSSFDateUtil
*/
public class TestHSSFDateUtil {
static TimeZone userTimeZone;
@BeforeAll
public static void setCEST() {
userTimeZone = LocaleUtil.getUserTimeZone();
LocaleUtil.setUserTimeZone(TimeZone.getTimeZone("CEST"));
}
@AfterAll
public static void resetTimeZone() {
LocaleUtil.setUserTimeZone(userTimeZone);
}
/**
* Test that against a real, test file, we still do everything
* correctly
*/
@Test
void onARealFile() throws IOException {
HSSFWorkbook workbook = HSSFTestDataSamples.openSampleWorkbook("DateFormats.xls");
HSSFSheet sheet = workbook.getSheetAt(0);
InternalWorkbook wb = workbook.getWorkbook();
assertNotNull(wb);
HSSFRow row;
HSSFCell cell;
HSSFCellStyle style;
double aug_10_2007 = 39304.0;
// Should have dates in 2nd column
// All of them are the 10th of August
// 2 US dates, 3 UK dates
row = sheet.getRow(0);
cell = row.getCell(1);
style = cell.getCellStyle();
assertEquals(aug_10_2007, cell.getNumericCellValue(), 0.0001);
assertEquals("d-mmm-yy", style.getDataFormatString());
assertTrue(DateUtil.isInternalDateFormat(style.getDataFormat()));
assertTrue(DateUtil.isADateFormat(style.getDataFormat(), style.getDataFormatString()));
assertTrue(DateUtil.isCellDateFormatted(cell));
row = sheet.getRow(1);
cell = row.getCell(1);
style = cell.getCellStyle();
assertEquals(aug_10_2007, cell.getNumericCellValue(), 0.0001);
assertFalse(DateUtil.isInternalDateFormat(cell.getCellStyle().getDataFormat()));
assertTrue(DateUtil.isADateFormat(style.getDataFormat(), style.getDataFormatString()));
assertTrue(DateUtil.isCellDateFormatted(cell));
row = sheet.getRow(2);
cell = row.getCell(1);
style = cell.getCellStyle();
assertEquals(aug_10_2007, cell.getNumericCellValue(), 0.0001);
assertTrue(DateUtil.isInternalDateFormat(cell.getCellStyle().getDataFormat()));
assertTrue(DateUtil.isADateFormat(style.getDataFormat(), style.getDataFormatString()));
assertTrue(DateUtil.isCellDateFormatted(cell));
row = sheet.getRow(3);
cell = row.getCell(1);
style = cell.getCellStyle();
assertEquals(aug_10_2007, cell.getNumericCellValue(), 0.0001);
assertFalse(DateUtil.isInternalDateFormat(cell.getCellStyle().getDataFormat()));
assertTrue(DateUtil.isADateFormat(style.getDataFormat(), style.getDataFormatString()));
assertTrue(DateUtil.isCellDateFormatted(cell));
row = sheet.getRow(4);
cell = row.getCell(1);
style = cell.getCellStyle();
assertEquals(aug_10_2007, cell.getNumericCellValue(), 0.0001);
assertFalse(DateUtil.isInternalDateFormat(cell.getCellStyle().getDataFormat()));
assertTrue(DateUtil.isADateFormat(style.getDataFormat(), style.getDataFormatString()));
assertTrue(DateUtil.isCellDateFormatted(cell));
workbook.close();
}
}
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