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/*
* Copyright (C) 2012 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 com.android.inputmethod.latin;
import android.test.AndroidTestCase;
public class InputPointersTests extends AndroidTestCase {
public void testNewInstance() {
final InputPointers src = new InputPointers();
assertEquals("newInstance size", 0, src.getPointerSize());
assertNotNull("new instance xCoordinates", src.getXCoordinates());
assertNotNull("new instance yCoordinates", src.getYCoordinates());
assertNotNull("new instance pointerIds", src.getPointerIds());
assertNotNull("new instance times", src.getTimes());
}
public void testReset() {
final InputPointers src = new InputPointers();
final int[] xCoordinates = src.getXCoordinates();
final int[] yCoordinates = src.getXCoordinates();
final int[] pointerIds = src.getXCoordinates();
final int[] times = src.getXCoordinates();
src.reset();
assertEquals("after reset size", 0, src.getPointerSize());
assertNotSame("after reset xCoordinates", xCoordinates, src.getXCoordinates());
assertNotSame("after reset yCoordinates", yCoordinates, src.getYCoordinates());
assertNotSame("after reset pointerIds", pointerIds, src.getPointerIds());
assertNotSame("after reset times", times, src.getTimes());
}
public void testAdd() {
final InputPointers src = new InputPointers();
final int limit = src.getXCoordinates().length * 2 + 10;
for (int i = 0; i < limit; i++) {
src.addPointer(i, i * 2, i * 3, i * 4);
assertEquals("after add " + i, i + 1, src.getPointerSize());
}
for (int i = 0; i < limit; i++) {
assertEquals("xCoordinates at " + i, i, src.getXCoordinates()[i]);
assertEquals("yCoordinates at " + i, i * 2, src.getYCoordinates()[i]);
assertEquals("pointerIds at " + i, i * 3, src.getPointerIds()[i]);
assertEquals("times at " + i, i * 4, src.getTimes()[i]);
}
}
public void testAddAt() {
final InputPointers src = new InputPointers();
final int limit = 1000, step = 100;
for (int i = 0; i < limit; i += step) {
src.addPointer(i, i, i * 2, i * 3, i * 4);
assertEquals("after add at " + i, i + 1, src.getPointerSize());
}
for (int i = 0; i < limit; i += step) {
assertEquals("xCoordinates at " + i, i, src.getXCoordinates()[i]);
assertEquals("yCoordinates at " + i, i * 2, src.getYCoordinates()[i]);
assertEquals("pointerIds at " + i, i * 3, src.getPointerIds()[i]);
assertEquals("times at " + i, i * 4, src.getTimes()[i]);
}
}
public void testSet() {
final InputPointers src = new InputPointers();
final int limit = src.getXCoordinates().length * 2 + 10;
for (int i = 0; i < limit; i++) {
src.addPointer(i, i * 2, i * 3, i * 4);
}
final InputPointers dst = new InputPointers();
dst.set(src);
assertEquals("after set size", dst.getPointerSize(), src.getPointerSize());
assertSame("after set xCoordinates", dst.getXCoordinates(), src.getXCoordinates());
assertSame("after set yCoordinates", dst.getYCoordinates(), src.getYCoordinates());
assertSame("after set pointerIds", dst.getPointerIds(), src.getPointerIds());
assertSame("after set times", dst.getTimes(), src.getTimes());
}
public void testCopy() {
final InputPointers src = new InputPointers();
final int limit = 100;
for (int i = 0; i < limit; i++) {
src.addPointer(i, i * 2, i * 3, i * 4);
}
final InputPointers dst = new InputPointers();
dst.copy(src);
assertEquals("after copy size", dst.getPointerSize(), src.getPointerSize());
assertNotSame("after copy xCoordinates", dst.getXCoordinates(), src.getXCoordinates());
assertNotSame("after copy yCoordinates", dst.getYCoordinates(), src.getYCoordinates());
assertNotSame("after copy pointerIds", dst.getPointerIds(), src.getPointerIds());
assertNotSame("after copy times", dst.getTimes(), src.getTimes());
final int size = dst.getPointerSize();
assertArrayEquals("after copy xCoordinates values",
dst.getXCoordinates(), 0, src.getXCoordinates(), 0, size);
assertArrayEquals("after copy yCoordinates values",
dst.getYCoordinates(), 0, src.getYCoordinates(), 0, size);
assertArrayEquals("after copy pointerIds values",
dst.getPointerIds(), 0, src.getPointerIds(), 0, size);
assertArrayEquals("after copy times values",
dst.getTimes(), 0, src.getTimes(), 0, size);
}
public void testAppend() {
final InputPointers src = new InputPointers();
final int limit = 100;
for (int i = 0; i < limit; i++) {
src.addPointer(i, i * 2, i * 3, i * 4);
}
final InputPointers dst = new InputPointers();
for (int i = 0; i < limit; i++) {
final int value = limit - i;
dst.addPointer(value * 4, value * 3, value * 2, value);
}
final InputPointers dstCopy = new InputPointers();
dstCopy.copy(dst);
dst.append(src, 0, 0);
assertEquals("after append zero size", limit, dst.getPointerSize());
assertArrayEquals("affer append zero xCoordinates", dstCopy.getXCoordinates(), 0,
dst.getXCoordinates(), 0, limit);
assertArrayEquals("affer append zero yCoordinates", dstCopy.getYCoordinates(), 0,
dst.getYCoordinates(), 0, limit);
assertArrayEquals("affer append zero pointerIds", dstCopy.getPointerIds(), 0,
dst.getPointerIds(), 0, limit);
assertArrayEquals("affer append zero times", dstCopy.getTimes(), 0,
dst.getTimes(), 0, limit);
dst.append(src, 0, src.getPointerSize());
assertEquals("after append size", limit * 2, dst.getPointerSize() + src.getPointerSize());
assertArrayEquals("affer append xCoordinates", dstCopy.getXCoordinates(), 0,
dst.getXCoordinates(), 0, limit);
assertArrayEquals("affer append yCoordinates", dstCopy.getYCoordinates(), 0,
dst.getYCoordinates(), 0, limit);
assertArrayEquals("affer append pointerIds", dstCopy.getPointerIds(), 0,
dst.getPointerIds(), 0, limit);
assertArrayEquals("affer append times", dstCopy.getTimes(), 0,
dst.getTimes(), 0, limit);
assertArrayEquals("after append xCoordinates", dst.getXCoordinates(), limit,
src.getXCoordinates(), 0, limit);
assertArrayEquals("after append yCoordinates", dst.getYCoordinates(), limit,
src.getYCoordinates(), 0, limit);
assertArrayEquals("after append pointerIds", dst.getPointerIds(), limit,
src.getPointerIds(), 0, limit);
assertArrayEquals("after append times", dst.getTimes(), limit,
src.getTimes(), 0, limit);
}
private static void assertArrayEquals(String message, int[] expecteds, int expectedPos,
int[] actuals, int actualPos, int length) {
if (expecteds == null && actuals == null) {
return;
}
if (expecteds == null || actuals == null) {
fail(message + ": expecteds=" + expecteds + " actuals=" + actuals);
}
for (int i = 0; i < length; i++) {
assertEquals(message + ": element at " + i,
expecteds[i + expectedPos], actuals[i + actualPos]);
}
}
}
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