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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;
import android.test.suitebuilder.annotation.SmallTest;
import java.util.Arrays;
@SmallTest
public class InputPointersTests extends AndroidTestCase {
private static final int DEFAULT_CAPACITY = 48;
public void testNewInstance() {
final InputPointers src = new InputPointers(DEFAULT_CAPACITY);
assertEquals("new instance 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(DEFAULT_CAPACITY);
final int[] xCoordinates = src.getXCoordinates();
final int[] yCoordinates = src.getXCoordinates();
final int[] pointerIds = src.getXCoordinates();
final int[] times = src.getXCoordinates();
src.reset();
assertEquals("size after reset", 0, src.getPointerSize());
assertNotSame("xCoordinates after reset", xCoordinates, src.getXCoordinates());
assertNotSame("yCoordinates after reset", yCoordinates, src.getYCoordinates());
assertNotSame("pointerIds after reset", pointerIds, src.getPointerIds());
assertNotSame("times after reset", times, src.getTimes());
}
public void testAdd() {
final InputPointers src = new InputPointers(DEFAULT_CAPACITY);
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("size 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(DEFAULT_CAPACITY);
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("size 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(DEFAULT_CAPACITY);
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(DEFAULT_CAPACITY);
dst.set(src);
assertEquals("size after set", dst.getPointerSize(), src.getPointerSize());
assertSame("xCoordinates after set", dst.getXCoordinates(), src.getXCoordinates());
assertSame("yCoordinates after set", dst.getYCoordinates(), src.getYCoordinates());
assertSame("pointerIds after set", dst.getPointerIds(), src.getPointerIds());
assertSame("times after set", dst.getTimes(), src.getTimes());
}
public void testCopy() {
final InputPointers src = new InputPointers(DEFAULT_CAPACITY);
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(DEFAULT_CAPACITY);
dst.copy(src);
assertEquals("size after copy", dst.getPointerSize(), src.getPointerSize());
assertNotSame("xCoordinates after copy", dst.getXCoordinates(), src.getXCoordinates());
assertNotSame("yCoordinates after copy", dst.getYCoordinates(), src.getYCoordinates());
assertNotSame("pointerIds after copy", dst.getPointerIds(), src.getPointerIds());
assertNotSame("times after copy", dst.getTimes(), src.getTimes());
final int size = dst.getPointerSize();
assertArrayEquals("xCoordinates values after copy",
dst.getXCoordinates(), 0, src.getXCoordinates(), 0, size);
assertArrayEquals("yCoordinates values after copy",
dst.getYCoordinates(), 0, src.getYCoordinates(), 0, size);
assertArrayEquals("pointerIds values after copy",
dst.getPointerIds(), 0, src.getPointerIds(), 0, size);
assertArrayEquals("times values after copy",
dst.getTimes(), 0, src.getTimes(), 0, size);
}
public void testAppend() {
final InputPointers src = new InputPointers(DEFAULT_CAPACITY);
final int srcLen = 100;
for (int i = 0; i < srcLen; i++) {
src.addPointer(i, i * 2, i * 3, i * 4);
}
final int dstLen = 50;
final InputPointers dst = new InputPointers(DEFAULT_CAPACITY);
for (int i = 0; i < dstLen; i++) {
final int value = -i - 1;
dst.addPointer(value * 4, value * 3, value * 2, value);
}
final InputPointers dstCopy = new InputPointers(DEFAULT_CAPACITY);
dstCopy.copy(dst);
dst.append(src, 0, 0);
assertEquals("size after append zero", dstLen, dst.getPointerSize());
assertArrayEquals("xCoordinates after append zero",
dstCopy.getXCoordinates(), 0, dst.getXCoordinates(), 0, dstLen);
assertArrayEquals("yCoordinates after append zero",
dstCopy.getYCoordinates(), 0, dst.getYCoordinates(), 0, dstLen);
assertArrayEquals("pointerIds after append zero",
dstCopy.getPointerIds(), 0, dst.getPointerIds(), 0, dstLen);
assertArrayEquals("times after append zero",
dstCopy.getTimes(), 0, dst.getTimes(), 0, dstLen);
dst.append(src, 0, srcLen);
assertEquals("size after append", dstLen + srcLen, dst.getPointerSize());
assertTrue("primitive length after append",
dst.getPointerIds().length >= dstLen + srcLen);
assertArrayEquals("original xCoordinates values after append",
dstCopy.getXCoordinates(), 0, dst.getXCoordinates(), 0, dstLen);
assertArrayEquals("original yCoordinates values after append",
dstCopy.getYCoordinates(), 0, dst.getYCoordinates(), 0, dstLen);
assertArrayEquals("original pointerIds values after append",
dstCopy.getPointerIds(), 0, dst.getPointerIds(), 0, dstLen);
assertArrayEquals("original times values after append",
dstCopy.getTimes(), 0, dst.getTimes(), 0, dstLen);
assertArrayEquals("appended xCoordinates values after append",
src.getXCoordinates(), 0, dst.getXCoordinates(), dstLen, srcLen);
assertArrayEquals("appended yCoordinates values after append",
src.getYCoordinates(), 0, dst.getYCoordinates(), dstLen, srcLen);
assertArrayEquals("appended pointerIds values after append",
src.getPointerIds(), 0, dst.getPointerIds(), dstLen, srcLen);
assertArrayEquals("appended times values after append",
src.getTimes(), 0, dst.getTimes(), dstLen, srcLen);
}
public void testAppendResizableIntArray() {
final int srcLen = 100;
final int srcPointerId = 1;
final int[] srcPointerIds = new int[srcLen];
Arrays.fill(srcPointerIds, srcPointerId);
final ResizableIntArray srcTimes = new ResizableIntArray(DEFAULT_CAPACITY);
final ResizableIntArray srcXCoords = new ResizableIntArray(DEFAULT_CAPACITY);
final ResizableIntArray srcYCoords= new ResizableIntArray(DEFAULT_CAPACITY);
for (int i = 0; i < srcLen; i++) {
srcTimes.add(i * 2);
srcXCoords.add(i * 3);
srcYCoords.add(i * 4);
}
final int dstLen = 50;
final InputPointers dst = new InputPointers(DEFAULT_CAPACITY);
for (int i = 0; i < dstLen; i++) {
final int value = -i - 1;
dst.addPointer(value * 4, value * 3, value * 2, value);
}
final InputPointers dstCopy = new InputPointers(DEFAULT_CAPACITY);
dstCopy.copy(dst);
dst.append(srcPointerId, srcTimes, srcXCoords, srcYCoords, 0, 0);
assertEquals("size after append zero", dstLen, dst.getPointerSize());
assertArrayEquals("xCoordinates after append zero",
dstCopy.getXCoordinates(), 0, dst.getXCoordinates(), 0, dstLen);
assertArrayEquals("yCoordinates after append zero",
dstCopy.getYCoordinates(), 0, dst.getYCoordinates(), 0, dstLen);
assertArrayEquals("pointerIds after append zero",
dstCopy.getPointerIds(), 0, dst.getPointerIds(), 0, dstLen);
assertArrayEquals("times after append zero",
dstCopy.getTimes(), 0, dst.getTimes(), 0, dstLen);
dst.append(srcPointerId, srcTimes, srcXCoords, srcYCoords, 0, srcLen);
assertEquals("size after append", dstLen + srcLen, dst.getPointerSize());
assertTrue("primitive length after append",
dst.getPointerIds().length >= dstLen + srcLen);
assertArrayEquals("original xCoordinates values after append",
dstCopy.getXCoordinates(), 0, dst.getXCoordinates(), 0, dstLen);
assertArrayEquals("original yCoordinates values after append",
dstCopy.getYCoordinates(), 0, dst.getYCoordinates(), 0, dstLen);
assertArrayEquals("original pointerIds values after append",
dstCopy.getPointerIds(), 0, dst.getPointerIds(), 0, dstLen);
assertArrayEquals("original times values after append",
dstCopy.getTimes(), 0, dst.getTimes(), 0, dstLen);
assertArrayEquals("appended xCoordinates values after append",
srcXCoords.getPrimitiveArray(), 0, dst.getXCoordinates(), dstLen, srcLen);
assertArrayEquals("appended yCoordinates values after append",
srcYCoords.getPrimitiveArray(), 0, dst.getYCoordinates(), dstLen, srcLen);
assertArrayEquals("appended pointerIds values after append",
srcPointerIds, 0, dst.getPointerIds(), dstLen, srcLen);
assertArrayEquals("appended times values after append",
srcTimes.getPrimitiveArray(), 0, dst.getTimes(), dstLen, srcLen);
}
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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