/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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 org.apache.harmony.unpack200.tests;
import junit.framework.TestCase;
import org.apache.harmony.unpack200.CpBands;
import org.apache.harmony.unpack200.Segment;
import org.apache.harmony.unpack200.SegmentConstantPool;
/**
* Tests for org.apache.harmony.unpack200.SegmentConstantPool.
*/
public class SegmentConstantPoolTest extends TestCase {
public class MockSegmentConstantPool extends SegmentConstantPool {
public MockSegmentConstantPool() {
super(new CpBands(new Segment()));
};
public int matchSpecificPoolEntryIndex(String[] classNameArray,
String desiredClassName, int desiredIndex) {
return super.matchSpecificPoolEntryIndex(classNameArray,
desiredClassName, desiredIndex);
};
public int matchSpecificPoolEntryIndex(String[] classNameArray,
String[] methodNameArray, String desiredClassName,
String desiredMethodRegex, int desiredIndex) {
return super.matchSpecificPoolEntryIndex(classNameArray,
methodNameArray, desiredClassName, desiredMethodRegex,
desiredIndex);
};
public boolean regexMatchesVisible(String regexString,
String compareString) {
return SegmentConstantPool.regexMatches(regexString, compareString);
}
}
String[] testClassArray = { "Object", "Object", "java/lang/String",
"java/lang/String", "Object", "Other" };
String[] testMethodArray = { "<init>()", "clone()", "equals()", "<init>",
"isNull()", "Other" };
public void testMatchSpecificPoolEntryIndex_SingleArray() throws Exception {
MockSegmentConstantPool mockInstance = new MockSegmentConstantPool();
// Elements should be found at the proper position.
assertEquals(0, mockInstance.matchSpecificPoolEntryIndex(
testClassArray, "Object", 0));
assertEquals(1, mockInstance.matchSpecificPoolEntryIndex(
testClassArray, "Object", 1));
assertEquals(2, mockInstance.matchSpecificPoolEntryIndex(
testClassArray, "java/lang/String", 0));
assertEquals(3, mockInstance.matchSpecificPoolEntryIndex(
testClassArray, "java/lang/String", 1));
assertEquals(4, mockInstance.matchSpecificPoolEntryIndex(
testClassArray, "Object", 2));
assertEquals(5, mockInstance.matchSpecificPoolEntryIndex(
testClassArray, "Other", 0));
// Elements that don't exist shouldn't be found
assertEquals(-1, mockInstance.matchSpecificPoolEntryIndex(
testClassArray, "NotThere", 0));
// Elements that exist but don't have the requisite number
// of hits shouldn't be found.
assertEquals(-1, mockInstance.matchSpecificPoolEntryIndex(
testClassArray, "java/lang/String", 2));
}
public void testMatchSpecificPoolEntryIndex_DoubleArray() throws Exception {
MockSegmentConstantPool mockInstance = new MockSegmentConstantPool();
// Elements should be found at the proper position.
assertEquals(0, mockInstance.matchSpecificPoolEntryIndex(
testClassArray, testMethodArray, "Object", "^<init>.*", 0));
assertEquals(2, mockInstance.matchSpecificPoolEntryIndex(
testClassArray, testMethodArray, "java/lang/String", ".*", 0));
assertEquals(3, mockInstance.matchSpecificPoolEntryIndex(
testClassArray, testMethodArray, "java/lang/String",
"^<init>.*", 0));
assertEquals(5, mockInstance.matchSpecificPoolEntryIndex(
testClassArray, testMethodArray, "Other", ".*", 0));
// Elements that don't exist shouldn't be found
assertEquals(-1, mockInstance.matchSpecificPoolEntryIndex(
testClassArray, testMethodArray, "NotThere", "^<init>.*", 0));
// Elements that exist but don't have the requisite number
// of hits shouldn't be found.
assertEquals(-1, mockInstance.matchSpecificPoolEntryIndex(
testClassArray, testMethodArray, "java/lang/String",
"^<init>.*", 1));
}
public void testRegexReplacement() {
MockSegmentConstantPool mockPool = new MockSegmentConstantPool();
assertTrue(mockPool.regexMatchesVisible(".*", "anything"));
assertTrue(mockPool.regexMatchesVisible(".*", ""));
assertTrue(mockPool.regexMatchesVisible("^<init>.*", "<init>"));
assertTrue(mockPool.regexMatchesVisible("^<init>.*", "<init>stuff"));
assertFalse(mockPool.regexMatchesVisible("^<init>.*", "init>stuff"));
assertFalse(mockPool.regexMatchesVisible("^<init>.*", "<init"));
assertFalse(mockPool.regexMatchesVisible("^<init>.*", ""));
}
}