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/*
* Copyright (C) 2008, Google Inc.
* and other copyright owners as documented in the project's IP log.
*
* This program and the accompanying materials are made available
* under the terms of the Eclipse Distribution License v1.0 which
* accompanies this distribution, is reproduced below, and is
* available at http://www.eclipse.org/org/documents/edl-v10.php
*
* 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 the Eclipse Foundation, Inc. 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
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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package org.eclipse.jgit.util;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;
import static org.junit.Assert.fail;
import org.junit.Test;
public class IntListTest {
@Test
public void testEmpty_DefaultCapacity() {
final IntList i = new IntList();
assertEquals(0, i.size());
try {
i.get(0);
fail("Accepted 0 index on empty list");
} catch (ArrayIndexOutOfBoundsException e) {
assertTrue(true);
}
}
@Test
public void testEmpty_SpecificCapacity() {
final IntList i = new IntList(5);
assertEquals(0, i.size());
try {
i.get(0);
fail("Accepted 0 index on empty list");
} catch (ArrayIndexOutOfBoundsException e) {
assertTrue(true);
}
}
@Test
public void testAdd_SmallGroup() {
final IntList i = new IntList();
final int n = 5;
for (int v = 0; v < n; v++)
i.add(10 + v);
assertEquals(n, i.size());
for (int v = 0; v < n; v++)
assertEquals(10 + v, i.get(v));
try {
i.get(n);
fail("Accepted out of bound index on list");
} catch (ArrayIndexOutOfBoundsException e) {
assertTrue(true);
}
}
@Test
public void testAdd_ZeroCapacity() {
final IntList i = new IntList(0);
assertEquals(0, i.size());
i.add(1);
assertEquals(1, i.get(0));
}
@Test
public void testAdd_LargeGroup() {
final IntList i = new IntList();
final int n = 500;
for (int v = 0; v < n; v++)
i.add(10 + v);
assertEquals(n, i.size());
for (int v = 0; v < n; v++)
assertEquals(10 + v, i.get(v));
try {
i.get(n);
fail("Accepted out of bound index on list");
} catch (ArrayIndexOutOfBoundsException e) {
assertTrue(true);
}
}
@Test
public void testFillTo0() {
final IntList i = new IntList();
i.fillTo(0, Integer.MIN_VALUE);
assertEquals(0, i.size());
}
@Test
public void testFillTo1() {
final IntList i = new IntList();
i.fillTo(1, Integer.MIN_VALUE);
assertEquals(1, i.size());
i.add(0);
assertEquals(Integer.MIN_VALUE, i.get(0));
assertEquals(0, i.get(1));
}
@Test
public void testFillTo100() {
final IntList i = new IntList();
i.fillTo(100, Integer.MIN_VALUE);
assertEquals(100, i.size());
i.add(3);
assertEquals(Integer.MIN_VALUE, i.get(99));
assertEquals(3, i.get(100));
}
@Test
public void testClear() {
final IntList i = new IntList();
final int n = 5;
for (int v = 0; v < n; v++)
i.add(10 + v);
assertEquals(n, i.size());
i.clear();
assertEquals(0, i.size());
try {
i.get(0);
fail("Accepted 0 index on empty list");
} catch (ArrayIndexOutOfBoundsException e) {
assertTrue(true);
}
}
@Test
public void testSet() {
final IntList i = new IntList();
i.add(1);
assertEquals(1, i.size());
assertEquals(1, i.get(0));
i.set(0, 5);
assertEquals(5, i.get(0));
try {
i.set(5, 5);
fail("accepted set of 5 beyond end of list");
} catch (ArrayIndexOutOfBoundsException e){
assertTrue(true);
}
i.set(1, 2);
assertEquals(2, i.size());
assertEquals(2, i.get(1));
}
@Test
public void testContains() {
IntList i = new IntList();
i.add(1);
i.add(4);
assertTrue(i.contains(1));
assertTrue(i.contains(4));
assertFalse(i.contains(2));
}
@Test
public void testToString() {
final IntList i = new IntList();
i.add(1);
assertEquals("[1]", i.toString());
i.add(13);
i.add(5);
assertEquals("[1, 13, 5]", i.toString());
}
}