/*
 *******************************************************************************
 * Copyright (C) 2006, International Business Machines Corporation and         *
 * others. All Rights Reserved.                                                *
 *******************************************************************************
 */

package com.ibm.icu.tests;

import java.util.Locale;

import com.ibm.icu.text.CollationKey;
import com.ibm.icu.text.Collator;
import com.ibm.icu.util.ULocale;

public class CollatorTest extends ICUTestCase {
	private static final String s1 = "Fu\u0308nf"; // capital F + u + diaresis
	private static final String s2 = "fu\u0308nf"; // u + diaresis
	private static final String s3 = "f\u00fcnf"; // u-umlaut
	private static final String s4 = "fu\u0308\u0316nf"; // u + diaresis above + grave below
	private static final String s5 = "fu\u0316\u0308nf"; // u + grave below + diaresis above
	
	/*
	 * Test method for 'com.ibm.icu.text.Collator.hashCode()'
	 */
	public void testHashCode() {
		Collator c = Collator.getInstance();
		c.setStrength(Collator.SECONDARY);
		Collator c2 = Collator.getInstance();
		c2.setStrength(Collator.SECONDARY);
		Collator cn = Collator.getInstance();
		cn.setStrength(Collator.TERTIARY);
		testEHCS(c, c2, cn);
	}

	/*
	 * Test method for 'com.ibm.icu.text.Collator.Collator(Collator)'
	 */
	public void testCollator() {
		// implicitly tested everywhere
	}

	/*
	 * Test method for 'com.ibm.icu.text.Collator.setStrength(int)'
	 */
	public void testSetStrength() {
		Collator c = Collator.getInstance();
		c.setStrength(Collator.PRIMARY);
		assertTrue(0 == c.compare(s1, s2));
		c.setStrength(Collator.SECONDARY);
		assertTrue(0 == c.compare(s1, s2));
		c.setStrength(Collator.TERTIARY);
		assertTrue(0 < c.compare(s1, s2));
		assertTrue(0 == c.compare(s2, s3));
		c.setStrength(Collator.QUATERNARY);
		assertTrue(0 > c.compare(s2, s3));
	}

	/*
	 * Test method for 'com.ibm.icu.text.Collator.setDecomposition(int)'
	 */
	public void testSetDecomposition() {
		Collator c = Collator.getInstance();
		c.setStrength(Collator.TERTIARY);
		assertTrue(0 != c.compare(s4, s5));
		c.setDecomposition(Collator.IDENTICAL);
		assertTrue(0 == c.compare(s4, s5));
	}

	/*
	 * Test method for 'com.ibm.icu.text.Collator.getInstance()'
	 */
	public void testGetInstance() {
		// implicitly tested everywhere
	}

	/*
	 * Test method for 'com.ibm.icu.text.Collator.getInstance(ULocale)'
	 */
	public void testGetInstanceULocale() {
		Collator c = Collator.getInstance(ULocale.GERMANY);
		assertNotNull(c);
	}

	/*
	 * Test method for 'com.ibm.icu.text.Collator.getInstance(Locale)'
	 */
	public void testGetInstanceLocale() {
		Collator c = Collator.getInstance(Locale.GERMANY);
		assertNotNull(c);
	}

	/*
	 * Test method for 'com.ibm.icu.text.Collator.getAvailableLocales()'
	 */
	public void testGetAvailableLocales() {
		assertNotNull(Collator.getAvailableLocales());
	}

	/*
	 * Test method for 'com.ibm.icu.text.Collator.getAvailableULocales()'
	 */
	public void testGetAvailableULocales() {
		assertNotNull(Collator.getAvailableULocales());
	}

	/*
	 * Test method for 'com.ibm.icu.text.Collator.getKeywords()'
	 */
	public void testGetKeywords() {
		assertEquals(0, Collator.getKeywords().length);
	}

	/*
	 * Test method for 'com.ibm.icu.text.Collator.getKeywordValues(String)'
	 */
	public void testGetKeywordValues() {
		assertEquals(0, Collator.getKeywordValues("").length);
	}

	/*
	 * Test method for 'com.ibm.icu.text.Collator.getStrength()'
	 */
	public void testGetStrength() {
		Collator c = Collator.getInstance();
		c.setStrength(Collator.PRIMARY);
		assertEquals(Collator.PRIMARY, c.getStrength());
		c.setStrength(Collator.SECONDARY);
		assertEquals(Collator.SECONDARY, c.getStrength());
	}

	/*
	 * Test method for 'com.ibm.icu.text.Collator.getDecomposition()'
	 */
	public void testGetDecomposition() {
		Collator c = Collator.getInstance();
		c.setDecomposition(Collator.CANONICAL_DECOMPOSITION);
		assertEquals(Collator.CANONICAL_DECOMPOSITION, c.getDecomposition());
		c.setDecomposition(Collator.NO_DECOMPOSITION);
		assertEquals(Collator.NO_DECOMPOSITION, c.getDecomposition());
	}

	/*
	 * Test method for 'com.ibm.icu.text.Collator.compare(Object, Object)'
	 */
	public void testCompareObjectObject() {
		Collator c = Collator.getInstance();
		c.setStrength(Collator.PRIMARY);
		assertTrue(0 == c.compare((Object)s1, (Object)s2));
	}

	/*
	 * Test method for 'com.ibm.icu.text.Collator.equals(String, String)'
	 */
	public void testEqualsStringString() {
		Collator c = Collator.getInstance();
		c.setStrength(Collator.PRIMARY);
		assertTrue(c.equals(s1, s2));
	}

	/*
	 * Test method for 'com.ibm.icu.text.Collator.compare(String, String)'
	 */
	public void testCompareStringString() {
		Collator c = Collator.getInstance();
		c.setStrength(Collator.PRIMARY);
		assertTrue(0 == c.compare(s1, s2));
	}

	/*
	 * Test method for 'com.ibm.icu.text.Collator.getCollationKey(String)'
	 */
	public void testGetCollationKey() {
		Collator c = Collator.getInstance();
		c.setStrength(Collator.PRIMARY);
		CollationKey k1 = c.getCollationKey(s1);
		CollationKey k2 = c.getCollationKey(s2);
		assertTrue(k1.equals(k2));
		c.setStrength(Collator.TERTIARY);
		k1 = c.getCollationKey(s1);
		k2 = c.getCollationKey(s2);
		assertFalse(k1.equals(k2));
	}

	/*
	 * Test method for 'com.ibm.icu.text.Collator.toString()'
	 */
	public void testToString() {
		assertNotNull(Collator.getInstance().toString());
	}

	/*
	 * Test method for 'com.ibm.icu.text.Collator.clone()'
	 */
	public void testClone() {
		// tested above
	}

	/*
	 * Test method for 'com.ibm.icu.text.Collator.equals(Object)'
	 */
	public void testEqualsObject() {
		// tested above
	}
}