TCKDateTimeFormatSymbols.java

/*
 * Copyright (c) 2011-2012, Stephen Colebourne & Michael Nascimento Santos
 *
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 *  * Redistributions of source code must retain the above copyright notice,
 *    this list of conditions and the following disclaimer.
 *
 *  * Redistributions in binary form must reproduce the above copyright notice,
 *    this list of conditions and the following disclaimer in the documentation
 *    and/or other materials provided with the distribution.
 *
 *  * Neither the name of JSR-310 nor the names of its contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
package javax.time.format;

import static org.testng.Assert.assertEquals;

import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.time.format.DateTimeFormatSymbols;
import java.util.Arrays;
import java.util.Locale;

import org.testng.Assert;
import org.testng.annotations.Test;

/**
 * Test DateTimeFormatSymbols.
 */
@Test
public class TCKDateTimeFormatSymbols {

  private Method methodConvertToDigit;

  private Method methodConvertNumberToI18N;

  @Test(groups = { "tck" })
  public void test_getAvailableLocales() {

    Locale[] locales = DateTimeFormatSymbols.getAvailableLocales();
    assertEquals(locales.length > 0, true);
    assertEquals(Arrays.asList(locales).contains(Locale.US), true);
  }

  // -----------------------------------------------------------------------
  @Test(groups = { "tck" })
  public void test_of_Locale() {

    DateTimeFormatSymbols loc1 = DateTimeFormatSymbols.of(Locale.CANADA);
    assertEquals(loc1.getZeroDigit(), '0');
    assertEquals(loc1.getPositiveSign(), '+');
    assertEquals(loc1.getNegativeSign(), '-');
    assertEquals(loc1.getDecimalSeparator(), '.');
  }

  // -----------------------------------------------------------------------
  @Test(groups = { "tck" })
  public void test_STANDARD() {

    DateTimeFormatSymbols loc1 = DateTimeFormatSymbols.STANDARD;
    assertEquals(loc1.getZeroDigit(), '0');
    assertEquals(loc1.getPositiveSign(), '+');
    assertEquals(loc1.getNegativeSign(), '-');
    assertEquals(loc1.getDecimalSeparator(), '.');
  }

  // -----------------------------------------------------------------------
  @Test(groups = { "tck" })
  public void test_zeroDigit() {

    DateTimeFormatSymbols base = DateTimeFormatSymbols.STANDARD;
    assertEquals(base.withZeroDigit('A').getZeroDigit(), 'A');
  }

  @Test(groups = { "tck" })
  public void test_positiveSign() {

    DateTimeFormatSymbols base = DateTimeFormatSymbols.STANDARD;
    assertEquals(base.withPositiveSign('A').getPositiveSign(), 'A');
  }

  @Test(groups = { "tck" })
  public void test_negativeSign() {

    DateTimeFormatSymbols base = DateTimeFormatSymbols.STANDARD;
    assertEquals(base.withNegativeSign('A').getNegativeSign(), 'A');
  }

  @Test(groups = { "tck" })
  public void test_decimalSeparator() {

    DateTimeFormatSymbols base = DateTimeFormatSymbols.STANDARD;
    assertEquals(base.withDecimalSeparator('A').getDecimalSeparator(), 'A');
  }

  // -----------------------------------------------------------------------
  @Test(groups = { "tck" })
  public void test_convertToDigit_base() {

    DateTimeFormatSymbols base = DateTimeFormatSymbols.STANDARD;
    assertEquals(convertToDigit(base, '0'), 0);
    assertEquals(convertToDigit(base, '1'), 1);
    assertEquals(convertToDigit(base, '9'), 9);
    assertEquals(convertToDigit(base, ' '), -1);
    assertEquals(convertToDigit(base, 'A'), -1);
  }

  private int convertToDigit(DateTimeFormatSymbols base, char c) {

    try {
      if (this.methodConvertToDigit == null) {
        for (Method m : DateTimeFormatSymbols.class.getDeclaredMethods()) {
          if ("convertToDigit".equals(m.getName())) {
            this.methodConvertToDigit = m;
          }
        }
        this.methodConvertToDigit.setAccessible(true);
      }
      Object result = this.methodConvertToDigit.invoke(base, new Object[] { Character.valueOf(c) });
      return ((Integer) result).intValue();
    } catch (IllegalAccessException e) {
      Assert.fail(e.getMessage(), e);
    } catch (InvocationTargetException e) {
      Assert.fail(e.getMessage(), e);
    }
    throw new IllegalStateException();
  }

  @Test(groups = { "tck" })
  public void test_convertToDigit_altered() {

    DateTimeFormatSymbols base = DateTimeFormatSymbols.STANDARD.withZeroDigit('A');
    assertEquals(convertToDigit(base, 'A'), 0);
    assertEquals(convertToDigit(base, 'B'), 1);
    assertEquals(convertToDigit(base, 'J'), 9);
    assertEquals(convertToDigit(base, ' '), -1);
    assertEquals(convertToDigit(base, '0'), -1);
  }

  // -----------------------------------------------------------------------
  @Test(groups = { "tck" })
  public void test_convertNumberToI18N_base() {

    DateTimeFormatSymbols base = DateTimeFormatSymbols.STANDARD;
    assertEquals(convertNumberToI18N(base, "134"), "134");
  }

  @Test(groups = { "tck" })
  public void test_convertNumberToI18N_altered() {

    DateTimeFormatSymbols base = DateTimeFormatSymbols.STANDARD.withZeroDigit('A');
    assertEquals(convertNumberToI18N(base, "134"), "BDE");
  }

  private String convertNumberToI18N(DateTimeFormatSymbols base, String number) {

    try {
      if (this.methodConvertNumberToI18N == null) {
        for (Method m : DateTimeFormatSymbols.class.getDeclaredMethods()) {
          if ("convertNumberToI18N".equals(m.getName())) {
            this.methodConvertNumberToI18N = m;
            break;
          }
        }
        this.methodConvertNumberToI18N.setAccessible(true);
      }
      Object result = this.methodConvertNumberToI18N.invoke(base, new Object[] { number });
      return (String) result;
    } catch (IllegalAccessException e) {
      Assert.fail(e.getMessage(), e);
    } catch (InvocationTargetException e) {
      Assert.fail(e.getMessage(), e);
    }
    throw new IllegalStateException();
  }

  // -----------------------------------------------------------------------
  @Test(groups = { "tck" })
  public void test_equalsHashCode1() {

    DateTimeFormatSymbols a = DateTimeFormatSymbols.STANDARD;
    DateTimeFormatSymbols b = DateTimeFormatSymbols.STANDARD;
    assertEquals(a.equals(b), true);
    assertEquals(b.equals(a), true);
    assertEquals(a.hashCode(), b.hashCode());
  }

  @Test(groups = { "tck" })
  public void test_equalsHashCode2() {

    DateTimeFormatSymbols a = DateTimeFormatSymbols.STANDARD.withZeroDigit('A');
    DateTimeFormatSymbols b = DateTimeFormatSymbols.STANDARD.withZeroDigit('A');
    assertEquals(a.equals(b), true);
    assertEquals(b.equals(a), true);
    assertEquals(a.hashCode(), b.hashCode());
  }

  @Test(groups = { "tck" })
  public void test_equalsHashCode3() {

    DateTimeFormatSymbols a = DateTimeFormatSymbols.STANDARD.withZeroDigit('A');
    DateTimeFormatSymbols b = DateTimeFormatSymbols.STANDARD.withDecimalSeparator('A');
    assertEquals(a.equals(b), false);
    assertEquals(b.equals(a), false);
  }

  @Test(groups = { "tck" })
  public void test_equalsHashCode_bad() {

    DateTimeFormatSymbols a = DateTimeFormatSymbols.STANDARD;
    assertEquals(a.equals(""), false);
    assertEquals(a.equals(null), false);
  }

  // -----------------------------------------------------------------------
  @Test(groups = { "tck" })
  public void test_toString_base() {

    DateTimeFormatSymbols base = DateTimeFormatSymbols.STANDARD;
    assertEquals(base.toString(), "Symbols[0+-.]");
  }

  @Test(groups = { "tck" })
  public void test_toString_altered() {

    DateTimeFormatSymbols base = DateTimeFormatSymbols.of(Locale.US).withZeroDigit('A').withDecimalSeparator('@');
    assertEquals(base.toString(), "Symbols[A+-@]");
  }

}