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Commit 0f05f1eb authored by Jesse Wilson's avatar Jesse Wilson Committed by Android (Google) Code Review
Browse files

Merge "Track libcore tests moving from frameworks/base to libcore."

parents f96272c3 0102c21f

tests/CoreTests/android/core/CharArrayWriterTest.java

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/*

 * Copyright (C) 2008 The Android Open Source Project

 *

 * Licensed 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 android.core;



import junit.framework.TestCase;



import java.io.CharArrayWriter;

import android.test.suitebuilder.annotation.SmallTest;



/**

 * Basic tests for CharArrayWriter.

 */

public class CharArrayWriterTest extends TestCase {



    @SmallTest

    public void testCharArrayWriter() throws Exception {

        String str = "AbCdEfGhIjKlMnOpQrStUvWxYz";

        CharArrayWriter a = new CharArrayWriter();

        CharArrayWriter b = new CharArrayWriter();



        a.write(str, 0, 26);

        a.write('X');

        a.writeTo(b);



        assertEquals(27, a.size());

        assertEquals("AbCdEfGhIjKlMnOpQrStUvWxYzX", a.toString());



        b.write("alphabravodelta", 5, 5);

        b.append('X');

        assertEquals("AbCdEfGhIjKlMnOpQrStUvWxYzXbravoX", b.toString());

        b.append("omega");

        assertEquals("AbCdEfGhIjKlMnOpQrStUvWxYzXbravoXomega", b.toString());

    }

}

tests/CoreTests/android/core/ClassLoaderTest.java

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Original line number Diff line number Diff line 
/*

 * Copyright (C) 2008 The Android Open Source Project

 *

 * Licensed 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 android.core;



import junit.framework.TestCase;



import java.lang.reflect.InvocationTargetException;

import java.lang.reflect.Method;



import android.test.suitebuilder.annotation.Suppress;



/**

 * Test for basic ClassLoader functionality.

 */

@Suppress

public class ClassLoaderTest extends TestCase {

    /*

    package my.pkg;

    public class CLTest {

        public CLTest() {}



        public String test() { return "This is test 1"; }

    }

    */

    static private byte[] test1class = {

            (byte) 0xca, (byte) 0xfe, (byte) 0xba, (byte) 0xbe,

            (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x31,

            (byte) 0x00, (byte) 0x11, (byte) 0x0a, (byte) 0x00,

            (byte) 0x04, (byte) 0x00, (byte) 0x0d, (byte) 0x08,

            (byte) 0x00, (byte) 0x0e, (byte) 0x07, (byte) 0x00,

            (byte) 0x0f, (byte) 0x07, (byte) 0x00, (byte) 0x10,

            (byte) 0x01, (byte) 0x00, (byte) 0x06, (byte) 0x3c,

            (byte) 0x69, (byte) 0x6e, (byte) 0x69, (byte) 0x74,

            (byte) 0x3e, (byte) 0x01, (byte) 0x00, (byte) 0x03,

            (byte) 0x28, (byte) 0x29, (byte) 0x56, (byte) 0x01,

            (byte) 0x00, (byte) 0x04, (byte) 0x43, (byte) 0x6f,

            (byte) 0x64, (byte) 0x65, (byte) 0x01, (byte) 0x00,

            (byte) 0x0f, (byte) 0x4c, (byte) 0x69, (byte) 0x6e,

            (byte) 0x65, (byte) 0x4e, (byte) 0x75, (byte) 0x6d,

            (byte) 0x62, (byte) 0x65, (byte) 0x72, (byte) 0x54,

            (byte) 0x61, (byte) 0x62, (byte) 0x6c, (byte) 0x65,

            (byte) 0x01, (byte) 0x00, (byte) 0x04, (byte) 0x74,

            (byte) 0x65, (byte) 0x73, (byte) 0x74, (byte) 0x01,

            (byte) 0x00, (byte) 0x14, (byte) 0x28, (byte) 0x29,

            (byte) 0x4c, (byte) 0x6a, (byte) 0x61, (byte) 0x76,

            (byte) 0x61, (byte) 0x2f, (byte) 0x6c, (byte) 0x61,

            (byte) 0x6e, (byte) 0x67, (byte) 0x2f, (byte) 0x53,

            (byte) 0x74, (byte) 0x72, (byte) 0x69, (byte) 0x6e,

            (byte) 0x67, (byte) 0x3b, (byte) 0x01, (byte) 0x00,

            (byte) 0x0a, (byte) 0x53, (byte) 0x6f, (byte) 0x75,

            (byte) 0x72, (byte) 0x63, (byte) 0x65, (byte) 0x46,

            (byte) 0x69, (byte) 0x6c, (byte) 0x65, (byte) 0x01,

            (byte) 0x00, (byte) 0x0b, (byte) 0x43, (byte) 0x4c,

            (byte) 0x54, (byte) 0x65, (byte) 0x73, (byte) 0x74,

            (byte) 0x2e, (byte) 0x6a, (byte) 0x61, (byte) 0x76,

            (byte) 0x61, (byte) 0x0c, (byte) 0x00, (byte) 0x05,

            (byte) 0x00, (byte) 0x06, (byte) 0x01, (byte) 0x00,

            (byte) 0x0e, (byte) 0x54, (byte) 0x68, (byte) 0x69,

            (byte) 0x73, (byte) 0x20, (byte) 0x69, (byte) 0x73,

            (byte) 0x20, (byte) 0x74, (byte) 0x65, (byte) 0x73,

            (byte) 0x74, (byte) 0x20, (byte) 0x31, (byte) 0x01,

            (byte) 0x00, (byte) 0x0d, (byte) 0x6d, (byte) 0x79,

            (byte) 0x2f, (byte) 0x70, (byte) 0x6b, (byte) 0x67,

            (byte) 0x2f, (byte) 0x43, (byte) 0x4c, (byte) 0x54,

            (byte) 0x65, (byte) 0x73, (byte) 0x74, (byte) 0x01,

            (byte) 0x00, (byte) 0x10, (byte) 0x6a, (byte) 0x61,

            (byte) 0x76, (byte) 0x61, (byte) 0x2f, (byte) 0x6c,

            (byte) 0x61, (byte) 0x6e, (byte) 0x67, (byte) 0x2f,

            (byte) 0x4f, (byte) 0x62, (byte) 0x6a, (byte) 0x65,

            (byte) 0x63, (byte) 0x74, (byte) 0x00, (byte) 0x21,

            (byte) 0x00, (byte) 0x03, (byte) 0x00, (byte) 0x04,

            (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00,

            (byte) 0x00, (byte) 0x02, (byte) 0x00, (byte) 0x01,

            (byte) 0x00, (byte) 0x05, (byte) 0x00, (byte) 0x06,

            (byte) 0x00, (byte) 0x01, (byte) 0x00, (byte) 0x07,

            (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x1d,

            (byte) 0x00, (byte) 0x01, (byte) 0x00, (byte) 0x01,

            (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x05,

            (byte) 0x2a, (byte) 0xb7, (byte) 0x00, (byte) 0x01,

            (byte) 0xb1, (byte) 0x00, (byte) 0x00, (byte) 0x00,

            (byte) 0x01, (byte) 0x00, (byte) 0x08, (byte) 0x00,

            (byte) 0x00, (byte) 0x00, (byte) 0x06, (byte) 0x00,

            (byte) 0x01, (byte) 0x00, (byte) 0x00, (byte) 0x00,

            (byte) 0x04, (byte) 0x00, (byte) 0x01, (byte) 0x00,

            (byte) 0x09, (byte) 0x00, (byte) 0x0a, (byte) 0x00,

            (byte) 0x01, (byte) 0x00, (byte) 0x07, (byte) 0x00,

            (byte) 0x00, (byte) 0x00, (byte) 0x1b, (byte) 0x00,

            (byte) 0x01, (byte) 0x00, (byte) 0x01, (byte) 0x00,

            (byte) 0x00, (byte) 0x00, (byte) 0x03, (byte) 0x12,

            (byte) 0x02, (byte) 0xb0, (byte) 0x00, (byte) 0x00,

            (byte) 0x00, (byte) 0x01, (byte) 0x00, (byte) 0x08,

            (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x06,

            (byte) 0x00, (byte) 0x01, (byte) 0x00, (byte) 0x00,

            (byte) 0x00, (byte) 0x06, (byte) 0x00, (byte) 0x01,

            (byte) 0x00, (byte) 0x0b, (byte) 0x00, (byte) 0x00,

            (byte) 0x00, (byte) 0x02, (byte) 0x00, (byte) 0x0c

    };



    /*

    package my.pkg;

    public class CLTest {

        public CLTest() {}



        public String test() { return "This is test 2"; }

    }

    */

    static private byte[] test2class = {

            (byte) 0xca, (byte) 0xfe, (byte) 0xba, (byte) 0xbe,

            (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x31,

            (byte) 0x00, (byte) 0x11, (byte) 0x0a, (byte) 0x00,

            (byte) 0x04, (byte) 0x00, (byte) 0x0d, (byte) 0x08,

            (byte) 0x00, (byte) 0x0e, (byte) 0x07, (byte) 0x00,

            (byte) 0x0f, (byte) 0x07, (byte) 0x00, (byte) 0x10,

            (byte) 0x01, (byte) 0x00, (byte) 0x06, (byte) 0x3c,

            (byte) 0x69, (byte) 0x6e, (byte) 0x69, (byte) 0x74,

            (byte) 0x3e, (byte) 0x01, (byte) 0x00, (byte) 0x03,

            (byte) 0x28, (byte) 0x29, (byte) 0x56, (byte) 0x01,

            (byte) 0x00, (byte) 0x04, (byte) 0x43, (byte) 0x6f,

            (byte) 0x64, (byte) 0x65, (byte) 0x01, (byte) 0x00,

            (byte) 0x0f, (byte) 0x4c, (byte) 0x69, (byte) 0x6e,

            (byte) 0x65, (byte) 0x4e, (byte) 0x75, (byte) 0x6d,

            (byte) 0x62, (byte) 0x65, (byte) 0x72, (byte) 0x54,

            (byte) 0x61, (byte) 0x62, (byte) 0x6c, (byte) 0x65,

            (byte) 0x01, (byte) 0x00, (byte) 0x04, (byte) 0x74,

            (byte) 0x65, (byte) 0x73, (byte) 0x74, (byte) 0x01,

            (byte) 0x00, (byte) 0x14, (byte) 0x28, (byte) 0x29,

            (byte) 0x4c, (byte) 0x6a, (byte) 0x61, (byte) 0x76,

            (byte) 0x61, (byte) 0x2f, (byte) 0x6c, (byte) 0x61,

            (byte) 0x6e, (byte) 0x67, (byte) 0x2f, (byte) 0x53,

            (byte) 0x74, (byte) 0x72, (byte) 0x69, (byte) 0x6e,

            (byte) 0x67, (byte) 0x3b, (byte) 0x01, (byte) 0x00,

            (byte) 0x0a, (byte) 0x53, (byte) 0x6f, (byte) 0x75,

            (byte) 0x72, (byte) 0x63, (byte) 0x65, (byte) 0x46,

            (byte) 0x69, (byte) 0x6c, (byte) 0x65, (byte) 0x01,

            (byte) 0x00, (byte) 0x0b, (byte) 0x43, (byte) 0x4c,

            (byte) 0x54, (byte) 0x65, (byte) 0x73, (byte) 0x74,

            (byte) 0x2e, (byte) 0x6a, (byte) 0x61, (byte) 0x76,

            (byte) 0x61, (byte) 0x0c, (byte) 0x00, (byte) 0x05,

            (byte) 0x00, (byte) 0x06, (byte) 0x01, (byte) 0x00,

            (byte) 0x0e, (byte) 0x54, (byte) 0x68, (byte) 0x69,

            (byte) 0x73, (byte) 0x20, (byte) 0x69, (byte) 0x73,

            (byte) 0x20, (byte) 0x74, (byte) 0x65, (byte) 0x73,

            (byte) 0x74, (byte) 0x20, (byte) 0x32, (byte) 0x01,

            (byte) 0x00, (byte) 0x0d, (byte) 0x6d, (byte) 0x79,

            (byte) 0x2f, (byte) 0x70, (byte) 0x6b, (byte) 0x67,

            (byte) 0x2f, (byte) 0x43, (byte) 0x4c, (byte) 0x54,

            (byte) 0x65, (byte) 0x73, (byte) 0x74, (byte) 0x01,

            (byte) 0x00, (byte) 0x10, (byte) 0x6a, (byte) 0x61,

            (byte) 0x76, (byte) 0x61, (byte) 0x2f, (byte) 0x6c,

            (byte) 0x61, (byte) 0x6e, (byte) 0x67, (byte) 0x2f,

            (byte) 0x4f, (byte) 0x62, (byte) 0x6a, (byte) 0x65,

            (byte) 0x63, (byte) 0x74, (byte) 0x00, (byte) 0x21,

            (byte) 0x00, (byte) 0x03, (byte) 0x00, (byte) 0x04,

            (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00,

            (byte) 0x00, (byte) 0x02, (byte) 0x00, (byte) 0x01,

            (byte) 0x00, (byte) 0x05, (byte) 0x00, (byte) 0x06,

            (byte) 0x00, (byte) 0x01, (byte) 0x00, (byte) 0x07,

            (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x1d,

            (byte) 0x00, (byte) 0x01, (byte) 0x00, (byte) 0x01,

            (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x05,

            (byte) 0x2a, (byte) 0xb7, (byte) 0x00, (byte) 0x01,

            (byte) 0xb1, (byte) 0x00, (byte) 0x00, (byte) 0x00,

            (byte) 0x01, (byte) 0x00, (byte) 0x08, (byte) 0x00,

            (byte) 0x00, (byte) 0x00, (byte) 0x06, (byte) 0x00,

            (byte) 0x01, (byte) 0x00, (byte) 0x00, (byte) 0x00,

            (byte) 0x04, (byte) 0x00, (byte) 0x01, (byte) 0x00,

            (byte) 0x09, (byte) 0x00, (byte) 0x0a, (byte) 0x00,

            (byte) 0x01, (byte) 0x00, (byte) 0x07, (byte) 0x00,

            (byte) 0x00, (byte) 0x00, (byte) 0x1b, (byte) 0x00,

            (byte) 0x01, (byte) 0x00, (byte) 0x01, (byte) 0x00,

            (byte) 0x00, (byte) 0x00, (byte) 0x03, (byte) 0x12,

            (byte) 0x02, (byte) 0xb0, (byte) 0x00, (byte) 0x00,

            (byte) 0x00, (byte) 0x01, (byte) 0x00, (byte) 0x08,

            (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x06,

            (byte) 0x00, (byte) 0x01, (byte) 0x00, (byte) 0x00,

            (byte) 0x00, (byte) 0x06, (byte) 0x00, (byte) 0x01,

            (byte) 0x00, (byte) 0x0b, (byte) 0x00, (byte) 0x00,

            (byte) 0x00, (byte) 0x02, (byte) 0x00, (byte) 0x0c

    };



    /*

     * Custom class loader.

     */

    private class MyLoader extends ClassLoader {

        public MyLoader(byte[] data) {

            super();

            mData = data;

        }



        protected Class<?> findClass(String name) throws ClassNotFoundException {

            assertEquals("my.pkg.CLTest", name);

            return defineClass(name, mData, 0, mData.length);

        }



        byte[] mData;

    }





    /*

     * Simple test: manually load two class files that have the same class

     * name but different contents.

     */

    public void testClassLoader() throws Exception {

        Class test1, test2;

        MyLoader loader1 = new MyLoader(test1class);

        MyLoader loader2 = new MyLoader(test2class);



        test1 = loader1.loadClass("my.pkg.CLTest");

        test2 = loader2.loadClass("my.pkg.CLTest");



        methodTest(test1, "This is test 1");

        methodTest(test2, "This is test 2");

    }



    /*

     * Invoke the test() method and verify that the string returned

     * matches what we expect.

     */

    private static void methodTest(Class clazz, String expect)

            throws NoSuchMethodException, InstantiationException,

            IllegalAccessException, InvocationTargetException {

        Method meth = clazz.getMethod("test", (Class[]) null);

        Object obj = clazz.newInstance();

        Object result = meth.invoke(obj, (Object[]) null);



        assertEquals(result, expect);

    }

}

tests/CoreTests/android/core/ClassTest.java

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tests/CoreTests/android/core/MiscRegressionTest.java

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tests/CoreTests/android/core/RegexTest.java

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/*

 * Copyright (C) 2008 The Android Open Source Project

 *

 * Licensed 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 android.core;



import android.test.suitebuilder.annotation.SmallTest;



import junit.framework.TestCase;



import java.util.regex.Matcher;

import java.util.regex.Pattern;



/**

 * Tests basic functionality of Pattern and Matcher classes.

 */

public class RegexTest extends TestCase {



    @SmallTest

    public void testMatches() throws Exception {

        /* Tests class Matcher */



        Pattern p = Pattern.compile("bcd");

        Matcher m = p.matcher("bcd");

        assertTrue("Should match.", m.matches());



        /* Pattern in the middle */

        p = Pattern.compile("bcd");

        m = p.matcher("abcdefg");

        assertFalse("Should not match.", m.matches());



        /* Pattern at the head */

        m = p.matcher("bcdefg");

        assertFalse("Should not match.", m.matches());



        /* Pattern at the tail */

        m = p.matcher("abcd");

        assertFalse("Should not match.", m.matches());



        /* Make sure matches() doesn't change after calls to find() */

        p = Pattern.compile(".*");

        m = p.matcher("abc");

        assertTrue(m.matches());

        assertTrue(m.find());

        assertTrue(m.matches());



        p = Pattern.compile(".");

        m = p.matcher("abc");

        assertFalse(m.matches());

        assertTrue(m.find());

        assertFalse(m.matches());



        /* Make sure matches() agrees after a reset() */

        m.reset("z");

        assertTrue(m.matches());



        m.reset("xyz");

        assertFalse(m.matches());



        /* Tests class Pattern */



        assertFalse("Erroneously matched partial string.  " +

                "See http://b/issue?id=754601", Pattern.matches("er", "xer"));

        assertFalse("Erroneously matched partial string.  " +

                "See http://b/issue?id=754601", Pattern.matches("xe", "xer"));

        assertTrue("Generic regex should match.",

                Pattern.matches(".*", "bcd"));

        assertTrue("Grouped regex should match.",

                Pattern.matches("(b(c(d)))", "bcd"));

        assertTrue("Grouped regex should match.",

                Pattern.matches("(b)(c)(d)", "bcd"));

    }



    @SmallTest

    public void testGroupCount() throws Exception {

        Pattern p = Pattern.compile(

                "\\b(?:\\+?1)?"

                        + "(?:[ -\\.])?"

                        + "\\(?(\\d{3})?\\)?"

                        + "(?:[ -\\.\\/])?"

                        + "(\\d{3})"

                        + "(?:[ -\\.])?"

                        + "(\\d{4})\\b"

        );



        Matcher m = p.matcher("1 (919) 555-1212");



        assertEquals("groupCount is incorrect, see http://b/issue?id=759412",

                3, m.groupCount());

    }



    @SmallTest

    public void testGroups() throws Exception {

        Pattern p = Pattern.compile("(b)([c|d])(z*)");

        Matcher m = p.matcher("abcdefg");



        /* Must call find() first, otherwise group*() are undefined. */

        assertTrue(m.find());



        assertEquals(3, m.groupCount());



        assertEquals("bc", m.group(0));

        assertEquals("b", m.group(1));

        assertEquals("c", m.group(2));

        assertEquals("", m.group(3));

    }



    @SmallTest

    public void testFind() throws Exception {

        Pattern p = Pattern.compile(".");

        Matcher m = p.matcher("abc");



        assertTrue(m.find());

        assertEquals("a", m.group(0));



        assertTrue(m.find());

        assertEquals("b", m.group(0));



        assertTrue(m.find());

        assertEquals("c", m.group(0));



        assertFalse(m.find());

    }



    @SmallTest

    public void testReplaceAll() throws Exception {

        // Begins with non-matching text, ends with matching text

        Pattern p = Pattern.compile("a*b");

        Matcher m = p.matcher("fooaabfooaabfooabfoob");



        String r = m.replaceAll("-");

        assertEquals("foo-foo-foo-foo-", r);



        // Begins with matching text, ends with non-matching text

        p = Pattern.compile("a*b");

        m = p.matcher("aabfooaabfooabfoobfoo");



        r = m.replaceAll("-");

        assertEquals("-foo-foo-foo-foo", r);

    }



    @SmallTest

    public void testReplaceFirst() throws Exception {

        // Begins with non-matching text, ends with matching text

        Pattern p = Pattern.compile("a*b");

        Matcher m = p.matcher("fooaabfooaabfooabfoob");



        String r = m.replaceFirst("-");

        assertEquals("foo-fooaabfooabfoob", r);



        // Begins with matching text, ends with non-matching text

        p = Pattern.compile("a*b");

        m = p.matcher("aabfooaabfooabfoobfoo");



        r = m.replaceFirst("-");

        assertEquals("-fooaabfooabfoobfoo", r);

    }



    @SmallTest

    public void testSplit() throws Exception {

        Pattern p = Pattern.compile(":");

        String[] strings;



        strings = p.split("boo:and:foo");

        assertEquals(3, strings.length);

        assertEquals("boo", strings[0]);

        assertEquals("and", strings[1]);

        assertEquals("foo", strings[2]);



        strings = p.split("boo:and:foo", 2);

        assertEquals(2, strings.length);

        assertEquals("boo", strings[0]);

        assertEquals("and:foo", strings[1]);



        strings = p.split("boo:and:foo", 5);

        assertEquals(3, strings.length);

        assertEquals("boo", strings[0]);

        assertEquals("and", strings[1]);

        assertEquals("foo", strings[2]);



        strings = p.split("boo:and:foo", -2);

        assertEquals(3, strings.length);

        assertEquals("boo", strings[0]);

        assertEquals("and", strings[1]);

        assertEquals("foo", strings[2]);



        p = Pattern.compile("o");



        strings = p.split("boo:and:foo");

        assertEquals(3, strings.length);

        assertEquals("b", strings[0]);

        assertEquals("", strings[1]);

        assertEquals(":and:f", strings[2]);



        strings = p.split("boo:and:foo", 5);

        assertEquals(5, strings.length);

        assertEquals("b", strings[0]);

        assertEquals("", strings[1]);

        assertEquals(":and:f", strings[2]);

        assertEquals("", strings[3]);

        assertEquals("", strings[4]);



        strings = p.split("boo:and:foo", -2);

        assertEquals(5, strings.length);

        assertEquals("b", strings[0]);

        assertEquals("", strings[1]);

        assertEquals(":and:f", strings[2]);

        assertEquals("", strings[3]);

        assertEquals("", strings[4]);



        strings = p.split("boo:and:foo", 0);

        assertEquals(3, strings.length);

        assertEquals("b", strings[0]);

        assertEquals("", strings[1]);

        assertEquals(":and:f", strings[2]);

    }

    

    // -------------------------------------------------------------------

    // Regression test for #1172774: Bug in Regex.java

    // Regression test for #1216887: Regular expression match is very slow

    public static final Pattern TOP_LEVEL_DOMAIN_PATTERN = Pattern.compile(

            "((aero|arpa|asia|a[cdefgilmnoqrstuwxz])"

            + "|(biz|b[abdefghijmnorstvwyz])"

            + "|(cat|com|coop|c[acdfghiklmnoruvxyz])"

            + "|d[ejkmoz]"

            + "|(edu|e[cegrstu])"

            + "|f[ijkmor]"

            + "|(gov|g[abdefghilmnpqrstuwy])"

            + "|h[kmnrtu]"

            + "|(info|int|i[delmnoqrst])"

            + "|(jobs|j[emop])"

            + "|k[eghimnrwyz]"

            + "|l[abcikrstuvy]"

            + "|(mil|mobi|museum|m[acdghklmnopqrstuvwxyz])"

            + "|(name|net|n[acefgilopruz])"

            + "|(org|om)"

            + "|(pro|p[aefghklmnrstwy])"

            + "|qa"

            + "|r[eouw]"

            + "|s[abcdeghijklmnortuvyz]"

            + "|(tel|travel|t[cdfghjklmnoprtvwz])"

            + "|u[agkmsyz]"

            + "|v[aceginu]"

            + "|w[fs]"

            + "|y[etu]"

            + "|z[amw])");



    public static final Pattern EMAIL_ADDRESS_PATTERN = Pattern.compile(

            "[\\+a-zA-Z0-9\\.\\_\\%\\-]+\\@" 

            + "(("

            + "[a-zA-Z0-9]\\.|"

            + "([a-zA-Z0-9][a-zA-Z0-9\\-]*[a-zA-Z0-9]\\.)+)"

            + TOP_LEVEL_DOMAIN_PATTERN

            + ")");

    

    @SmallTest

    public void testMonsterRegexCorrectness() {

        assertTrue(EMAIL_ADDRESS_PATTERN.matcher("a+b@gmail.com").matches());        

    }



    @SmallTest

    public void testMonsterRegexPerformance() {

        android.util.Log.e("RegexTest", "RegEx performance test started.");

        long t0 = System.currentTimeMillis();

        Matcher m = EMAIL_ADDRESS_PATTERN.matcher("donot repeate@RC8jjjjjjjjjjjjjjj");

        assertFalse(m.find());

        long t1 = System.currentTimeMillis();

        android.util.Log.e("RegexTest", "RegEx performance test finished, " +

                "took " + (t1 - t0) + " ms.");

    }



    //

    // -------------------------------------------------------------------

    

}