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package com.vaadin.v7.tests.data.converter;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.Locale;
import org.junit.Test;
import com.vaadin.v7.data.util.converter.StringToBooleanConverter;
public class StringToBooleanConverterTest {
StringToBooleanConverter converter = new StringToBooleanConverter();
StringToBooleanConverter yesNoConverter = new StringToBooleanConverter(
"yes", "no");
StringToBooleanConverter localeConverter = new StringToBooleanConverter() {
@Override
public String getFalseString(Locale locale) {
Date d = new Date(3000000000000L);
return SimpleDateFormat
.getDateInstance(SimpleDateFormat.LONG, locale)
.format(d.getTime()
+ (d.getTimezoneOffset() + 120) * 60 * 1000L);
}
@Override
public String getTrueString(Locale locale) {
Date d = new Date(2000000000000L);
return SimpleDateFormat
.getDateInstance(SimpleDateFormat.LONG, locale)
.format(d.getTime()
+ (d.getTimezoneOffset() + 120) * 60 * 1000L);
}
};
@Test
public void testNullConversion() {
assertEquals(null, converter.convertToModel(null, Boolean.class, null));
}
@Test
public void testEmptyStringConversion() {
assertEquals(null, converter.convertToModel("", Boolean.class, null));
}
@Test
public void testValueConversion() {
assertTrue(converter.convertToModel("true", Boolean.class, null));
assertFalse(converter.convertToModel("false", Boolean.class, null));
}
@Test
public void testYesNoValueConversion() {
assertTrue(yesNoConverter.convertToModel("yes", Boolean.class, null));
assertFalse(yesNoConverter.convertToModel("no", Boolean.class, null));
assertEquals("yes",
yesNoConverter.convertToPresentation(true, String.class, null));
assertEquals("no", yesNoConverter.convertToPresentation(false,
String.class, null));
}
@Test
public void testLocale() {
assertEquals("May 18, 2033", localeConverter.convertToPresentation(true,
String.class, Locale.US));
assertEquals("January 24, 2065", localeConverter
.convertToPresentation(false, String.class, Locale.US));
assertEquals("18. Mai 2033", localeConverter.convertToPresentation(true,
String.class, Locale.GERMANY));
assertEquals("24. Januar 2065", localeConverter
.convertToPresentation(false, String.class, Locale.GERMANY));
}
}
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