/**
* The contents of this file are subject to the license and copyright
* detailed in the LICENSE and NOTICE files at the root of the source
* tree and available online at
*
* http://www.dspace.org/license/
*/
package org.dspace.util;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.*;
import org.junit.After;
import org.junit.AfterClass;
import org.junit.Before;
import org.junit.BeforeClass;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.Parameterized;
import static org.junit.Assert.*;
/**
* Drive the MultiFormatDateParser from a table of test formats and sample data
* using JUnit's Parameterized runner.
*
* @author mhwood
*/
@RunWith(Parameterized.class)
public class MultiFormatDateParserTest
{
private static Locale vmLocale;
private final String testMessage;
private final String toParseDate;
private final String expectedFormat;
private final boolean expectedResult;
/**
* Test a single date format.
* JUnit will instantiate this class repeatedly with data from {@link #dateFormatsToTest}.
*/
public MultiFormatDateParserTest(String testMessage, String toParseDate,
String expectedFormat, boolean expectedResult)
{
this.testMessage = testMessage;
this.toParseDate = toParseDate;
this.expectedFormat = expectedFormat;
this.expectedResult = expectedResult;
}
/** Date formats and samples to drive the parameterized test. */
@Parameterized.Parameters
public static Collection dateFormatsToTest() {
return Arrays.asList(new Object[][]{
{"Should parse: yyyyMMdd", "19570127", "yyyyMMdd", true},
{"Should parse: dd-MM-yyyy", "27-01-1957", "dd-MM-yyyy", true},
{"Should parse: yyyy-MM-dd", "1957-01-27", "yyyy-MM-dd", true},
{"Should parse: MM/dd/yyyy", "01/27/1957", "MM/dd/yyyy", true},
{"Should parse: yyyy/MM/dd", "1957/01/27", "yyyy/MM/dd", true},
{"Should parse: yyyyMMddHHmm", "195701272006", "yyyyMMddHHmm", true},
{"Should parse: yyyyMMdd HHmm", "19570127 2006", "yyyyMMdd HHmm", true},
{"Should parse: dd-MM-yyyy HH:mm", "27-01-1957 20:06", "dd-MM-yyyy HH:mm", true},
{"Should parse: yyyy-MM-dd HH:mm", "1957-01-27 20:06", "yyyy-MM-dd HH:mm", true},
{"Should parse: MM/dd/yyyy HH:mm", "01/27/1957 20:06", "MM/dd/yyyy HH:mm", true},
{"Should parse: yyyy/MM/dd HH:mm", "1957/01/27 20:06", "yyyy/MM/dd HH:mm", true},
{"Should parse: yyyyMMddHHmmss", "19570127200620", "yyyyMMddHHmmss", true},
{"Should parse: yyyyMMdd HHmmss", "19570127 200620", "yyyyMMdd HHmmss", true},
{"Should parse: dd-MM-yyyy HH:mm:ss", "27-01-1957 20:06:20", "dd-MM-yyyy HH:mm:ss", true},
{"Should parse: MM/dd/yyyy HH:mm:ss", "01/27/1957 20:06:20", "MM/dd/yyyy HH:mm:ss", true},
{"Should parse: yyyy/MM/dd HH:mm:ss", "1957/01/27 20:06:20", "yyyy/MM/dd HH:mm:ss", true},
{"Should parse: yyyy MMM dd", "1957 Jan 27", "yyyy MMM dd", true},
{"Should parse: yyyy-MM", "1957-01", "yyyy-MM", true},
{"Should parse: yyyyMM", "195701", "yyyyMM", true},
{"Should parse: yyyy", "1957", "yyyy", true},
{"Should parse: yyyy-MM-dd'T'HH:mm:ss'Z'", "1957-01-27T12:34:56Z", "yyyy-MM-dd'T'HH:mm:ss'Z'", true},
{"Should parse: yyyy-MM-dd'T'HH:mm:ss.SSS'Z'", "1957-01-27T12:34:56.789Z", "yyyy-MM-dd'T'HH:mm:ss.SSS'Z'", true},
{"Shouldn't parse: yyyy/MM/ddHH:mm:ss", "1957/01/2720:06:20", "yyyy/MM/ddHH:mm:ss", false}
});
}
@BeforeClass
public static void setUpClass()
{
// store default locale of the environment
vmLocale = Locale.getDefault();
// set default locale to English just for the test of this class
Locale.setDefault(Locale.ENGLISH);
Map<String, String> formats = new HashMap<>(32);
formats.put("\\d{8}" ,"yyyyMMdd");
formats.put("\\d{1,2}-\\d{1,2}-\\d{4}", "dd-MM-yyyy");
formats.put("\\d{4}-\\d{1,2}-\\d{1,2}", "yyyy-MM-dd");
formats.put("\\d{4}-\\d{1,2}", "yyyy-MM");
formats.put("\\d{1,2}/\\d{1,2}/\\d{4}", "MM/dd/yyyy");
formats.put("\\d{4}/\\d{1,2}/\\d{1,2}", "yyyy/MM/dd");
formats.put("\\d{1,2}\\s[a-z]{3}\\s\\d{4}", "dd MMM yyyy");
formats.put("\\d{1,2}\\s[a-z]{4,}\\s\\d{4}", "dd MMMM yyyy");
formats.put("\\d{12}", "yyyyMMddHHmm");
formats.put("\\d{8}\\s\\d{4}", "yyyyMMdd HHmm");
formats.put("\\d{1,2}-\\d{1,2}-\\d{4}\\s\\d{1,2}:\\d{2}", "dd-MM-yyyy HH:mm");
formats.put("\\d{4}-\\d{1,2}-\\d{1,2}\\s\\d{1,2}:\\d{2}", "yyyy-MM-dd HH:mm");
formats.put("\\d{1,2}/\\d{1,2}/\\d{4}\\s\\d{1,2}:\\d{2}", "MM/dd/yyyy HH:mm");
formats.put("\\d{4}/\\d{1,2}/\\d{1,2}\\s\\d{1,2}:\\d{2}", "yyyy/MM/dd HH:mm");
formats.put("\\d{1,2}\\s[a-z]{3}\\s\\d{4}\\s\\d{1,2}:\\d{2}", "dd MMM yyyy HH:mm");
formats.put("\\d{1,2}\\s[a-z]{4,}\\s\\d{4}\\s\\d{1,2}:\\d{2}", "dd MMMM yyyy HH:mm");
formats.put("\\d{4}\\s[a-z]{3}\\s\\d{1,2}", "yyyy MMM dd");
formats.put("\\d{14}", "yyyyMMddHHmmss");
formats.put("\\d{6}", "yyyyMM");
formats.put("\\d{4}", "yyyy");
formats.put("\\d{8}\\s\\d{6}", "yyyyMMdd HHmmss");
formats.put("\\d{1,2}-\\d{1,2}-\\d{4}\\s\\d{1,2}:\\d{2}:\\d{2}", "dd-MM-yyyy HH:mm:ss");
formats.put("\\d{4}-\\d{1,2}-\\d{1,2}\\s\\d{1,2}:\\d{2}:\\d{2}", "yyyy-MM-dd HH:mm:ss");
formats.put("\\d{1,2}/\\d{1,2}/\\d{4}\\s\\d{1,2}:\\d{2}:\\d{2}", "MM/dd/yyyy HH:mm:ss");
formats.put("\\d{4}/\\d{1,2}/\\d{1,2}\\s\\d{1,2}:\\d{2}:\\d{2}", "yyyy/MM/dd HH:mm:ss");
formats.put("\\d{1,2}\\s[a-z]{3}\\s\\d{4}\\s\\d{1,2}:\\d{2}:\\d{2}", "dd MMM yyyy HH:mm:ss");
formats.put("\\d{1,2}\\s[a-z]{4,}\\s\\d{4}\\s\\d{1,2}:\\d{2}:\\d{2}", "dd MMMM yyyy HH:mm:ss");
formats.put("\\d{4}-\\d{1,2}-\\d{1,2}T\\d{1,2}:\\d{2}:\\d{2}Z", "yyyy-MM-dd'T'HH:mm:ss'Z'");
formats.put("\\d{4}-\\d{1,2}-\\d{1,2}T\\d{1,2}:\\d{2}:\\d{2}\\.\\d{3}Z", "yyyy-MM-dd'T'HH:mm:ss.SSS'Z'");
new MultiFormatDateParser().setPatterns(formats);
}
@AfterClass
public static void tearDownClass()
{
// restore locale
Locale.setDefault(vmLocale);
}
@Before
public void setUp()
{
}
@After
public void tearDown()
{
}
/**
* Test of parse method, of class MultiFormatDateParser.
*/
@Test
public void testParse() throws ParseException
{
SimpleDateFormat simpleDateFormat = new SimpleDateFormat(expectedFormat);
simpleDateFormat.setTimeZone(TimeZone.getTimeZone("UTC"));
Date result = MultiFormatDateParser.parse(toParseDate);
assertEquals(testMessage, expectedResult, simpleDateFormat.parse(toParseDate).equals(result));
}
}