345 lines
16 KiB
Java
345 lines
16 KiB
Java
/*
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* Copyright (C) 2012 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.android.inputmethod.latin.common;
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import static org.junit.Assert.assertEquals;
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import static org.junit.Assert.assertNotNull;
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import static org.junit.Assert.assertNotSame;
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import static org.junit.Assert.assertSame;
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import static org.junit.Assert.assertTrue;
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import static org.junit.Assert.fail;
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import androidx.test.filters.SmallTest;
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import androidx.test.runner.AndroidJUnit4;
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import org.junit.Test;
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import org.junit.runner.RunWith;
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import java.util.Arrays;
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@SmallTest
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@RunWith(AndroidJUnit4.class)
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public class InputPointersTests {
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private static final int DEFAULT_CAPACITY = 48;
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@Test
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public void testNewInstance() {
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final InputPointers src = new InputPointers(DEFAULT_CAPACITY);
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assertEquals("new instance size", 0, src.getPointerSize());
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assertNotNull("new instance xCoordinates", src.getXCoordinates());
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assertNotNull("new instance yCoordinates", src.getYCoordinates());
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assertNotNull("new instance pointerIds", src.getPointerIds());
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assertNotNull("new instance times", src.getTimes());
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}
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@Test
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public void testReset() {
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final InputPointers src = new InputPointers(DEFAULT_CAPACITY);
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final int[] xCoordinates = src.getXCoordinates();
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final int[] yCoordinates = src.getXCoordinates();
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final int[] pointerIds = src.getXCoordinates();
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final int[] times = src.getXCoordinates();
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src.reset();
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assertEquals("size after reset", 0, src.getPointerSize());
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assertNotSame("xCoordinates after reset", xCoordinates, src.getXCoordinates());
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assertNotSame("yCoordinates after reset", yCoordinates, src.getYCoordinates());
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assertNotSame("pointerIds after reset", pointerIds, src.getPointerIds());
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assertNotSame("times after reset", times, src.getTimes());
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}
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@Test
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public void testAdd() {
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final InputPointers src = new InputPointers(DEFAULT_CAPACITY);
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final int limit = src.getXCoordinates().length * 2 + 10;
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for (int i = 0; i < limit; i++) {
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final int x = i;
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final int y = i * 2;
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final int pointerId = i * 3;
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final int time = i * 4;
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src.addPointer(x, y, pointerId, time);
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assertEquals("size after add " + i, i + 1, src.getPointerSize());
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}
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for (int i = 0; i < limit; i++) {
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final int x = i;
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final int y = i * 2;
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final int pointerId = i * 3;
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final int time = i * 4;
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assertEquals("xCoordinates at " + i, x, src.getXCoordinates()[i]);
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assertEquals("yCoordinates at " + i, y, src.getYCoordinates()[i]);
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assertEquals("pointerIds at " + i, pointerId, src.getPointerIds()[i]);
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assertEquals("times at " + i, time, src.getTimes()[i]);
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}
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}
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@Test
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public void testAddAt() {
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final InputPointers src = new InputPointers(DEFAULT_CAPACITY);
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final int limit = 1000, step = 100;
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for (int i = 0; i < limit; i += step) {
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final int x = i;
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final int y = i * 2;
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final int pointerId = i * 3;
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final int time = i * 4;
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src.addPointerAt(i, x, y, pointerId, time);
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assertEquals("size after add at " + i, i + 1, src.getPointerSize());
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}
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for (int i = 0; i < limit; i += step) {
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final int x = i;
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final int y = i * 2;
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final int pointerId = i * 3;
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final int time = i * 4;
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assertEquals("xCoordinates at " + i, x, src.getXCoordinates()[i]);
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assertEquals("yCoordinates at " + i, y, src.getYCoordinates()[i]);
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assertEquals("pointerIds at " + i, pointerId, src.getPointerIds()[i]);
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assertEquals("times at " + i, time, src.getTimes()[i]);
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}
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}
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@Test
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public void testSet() {
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final InputPointers src = new InputPointers(DEFAULT_CAPACITY);
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final int limit = src.getXCoordinates().length * 2 + 10;
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for (int i = 0; i < limit; i++) {
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final int x = i;
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final int y = i * 2;
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final int pointerId = i * 3;
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final int time = i * 4;
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src.addPointer(x, y, pointerId, time);
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}
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final InputPointers dst = new InputPointers(DEFAULT_CAPACITY);
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dst.set(src);
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assertEquals("size after set", dst.getPointerSize(), src.getPointerSize());
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assertSame("xCoordinates after set", dst.getXCoordinates(), src.getXCoordinates());
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assertSame("yCoordinates after set", dst.getYCoordinates(), src.getYCoordinates());
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assertSame("pointerIds after set", dst.getPointerIds(), src.getPointerIds());
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assertSame("times after set", dst.getTimes(), src.getTimes());
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}
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@Test
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public void testCopy() {
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final InputPointers src = new InputPointers(DEFAULT_CAPACITY);
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final int limit = 100;
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for (int i = 0; i < limit; i++) {
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final int x = i;
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final int y = i * 2;
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final int pointerId = i * 3;
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final int time = i * 4;
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src.addPointer(x, y, pointerId, time);
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}
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final InputPointers dst = new InputPointers(DEFAULT_CAPACITY);
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dst.copy(src);
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assertEquals("size after copy", dst.getPointerSize(), src.getPointerSize());
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assertNotSame("xCoordinates after copy", dst.getXCoordinates(), src.getXCoordinates());
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assertNotSame("yCoordinates after copy", dst.getYCoordinates(), src.getYCoordinates());
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assertNotSame("pointerIds after copy", dst.getPointerIds(), src.getPointerIds());
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assertNotSame("times after copy", dst.getTimes(), src.getTimes());
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final int size = dst.getPointerSize();
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assertIntArrayEquals("xCoordinates values after copy",
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dst.getXCoordinates(), 0, src.getXCoordinates(), 0, size);
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assertIntArrayEquals("yCoordinates values after copy",
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dst.getYCoordinates(), 0, src.getYCoordinates(), 0, size);
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assertIntArrayEquals("pointerIds values after copy",
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dst.getPointerIds(), 0, src.getPointerIds(), 0, size);
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assertIntArrayEquals("times values after copy",
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dst.getTimes(), 0, src.getTimes(), 0, size);
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}
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@Test
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public void testAppend() {
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final int dstLength = 50;
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final InputPointers dst = new InputPointers(DEFAULT_CAPACITY);
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for (int i = 0; i < dstLength; i++) {
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final int x = i * 4;
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final int y = i * 3;
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final int pointerId = i * 2;
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final int time = i;
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dst.addPointer(x, y, pointerId, time);
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}
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final InputPointers dstCopy = new InputPointers(DEFAULT_CAPACITY);
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dstCopy.copy(dst);
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final ResizableIntArray srcXCoords = new ResizableIntArray(DEFAULT_CAPACITY);
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final ResizableIntArray srcYCoords = new ResizableIntArray(DEFAULT_CAPACITY);
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final ResizableIntArray srcPointerIds = new ResizableIntArray(DEFAULT_CAPACITY);
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final ResizableIntArray srcTimes = new ResizableIntArray(DEFAULT_CAPACITY);
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final int srcLength = 100;
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final int srcPointerId = 10;
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for (int i = 0; i < srcLength; i++) {
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final int x = i;
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final int y = i * 2;
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// The time value must be larger than <code>dst</code>.
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final int time = i * 4 + dstLength;
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srcXCoords.add(x);
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srcYCoords.add(y);
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srcPointerIds.add(srcPointerId);
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srcTimes.add(time);
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}
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final int startPos = 0;
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dst.append(srcPointerId, srcTimes, srcXCoords, srcYCoords,
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startPos, 0 /* length */);
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assertEquals("size after append zero", dstLength, dst.getPointerSize());
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assertIntArrayEquals("xCoordinates after append zero",
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dstCopy.getXCoordinates(), startPos, dst.getXCoordinates(), startPos, dstLength);
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assertIntArrayEquals("yCoordinates after append zero",
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dstCopy.getYCoordinates(), startPos, dst.getYCoordinates(), startPos, dstLength);
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assertIntArrayEquals("pointerIds after append zero",
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dstCopy.getPointerIds(), startPos, dst.getPointerIds(), startPos, dstLength);
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assertIntArrayEquals("times after append zero",
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dstCopy.getTimes(), startPos, dst.getTimes(), startPos, dstLength);
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dst.append(srcPointerId, srcTimes, srcXCoords, srcYCoords,
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startPos, srcLength);
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assertEquals("size after append", dstLength + srcLength, dst.getPointerSize());
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assertTrue("primitive length after append",
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dst.getPointerIds().length >= dstLength + srcLength);
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assertIntArrayEquals("original xCoordinates values after append",
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dstCopy.getXCoordinates(), startPos, dst.getXCoordinates(), startPos, dstLength);
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assertIntArrayEquals("original yCoordinates values after append",
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dstCopy.getYCoordinates(), startPos, dst.getYCoordinates(), startPos, dstLength);
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assertIntArrayEquals("original pointerIds values after append",
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dstCopy.getPointerIds(), startPos, dst.getPointerIds(), startPos, dstLength);
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assertIntArrayEquals("original times values after append",
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dstCopy.getTimes(), startPos, dst.getTimes(), startPos, dstLength);
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assertIntArrayEquals("appended xCoordinates values after append",
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srcXCoords.getPrimitiveArray(), startPos, dst.getXCoordinates(),
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dstLength, srcLength);
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assertIntArrayEquals("appended yCoordinates values after append",
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srcYCoords.getPrimitiveArray(), startPos, dst.getYCoordinates(),
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dstLength, srcLength);
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assertIntArrayEquals("appended pointerIds values after append",
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srcPointerIds.getPrimitiveArray(), startPos, dst.getPointerIds(),
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dstLength, srcLength);
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assertIntArrayEquals("appended times values after append",
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srcTimes.getPrimitiveArray(), startPos, dst.getTimes(), dstLength, srcLength);
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}
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@Test
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public void testAppendResizableIntArray() {
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final int dstLength = 50;
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final InputPointers dst = new InputPointers(DEFAULT_CAPACITY);
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for (int i = 0; i < dstLength; i++) {
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final int x = i * 4;
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final int y = i * 3;
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final int pointerId = i * 2;
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final int time = i;
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dst.addPointer(x, y, pointerId, time);
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}
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final InputPointers dstCopy = new InputPointers(DEFAULT_CAPACITY);
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dstCopy.copy(dst);
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final int srcLength = 100;
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final int srcPointerId = 1;
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final int[] srcPointerIds = new int[srcLength];
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Arrays.fill(srcPointerIds, srcPointerId);
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final ResizableIntArray srcTimes = new ResizableIntArray(DEFAULT_CAPACITY);
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final ResizableIntArray srcXCoords = new ResizableIntArray(DEFAULT_CAPACITY);
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final ResizableIntArray srcYCoords= new ResizableIntArray(DEFAULT_CAPACITY);
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for (int i = 0; i < srcLength; i++) {
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// The time value must be larger than <code>dst</code>.
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final int time = i * 2 + dstLength;
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final int x = i * 3;
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final int y = i * 4;
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srcTimes.add(time);
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srcXCoords.add(x);
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srcYCoords.add(y);
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}
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dst.append(srcPointerId, srcTimes, srcXCoords, srcYCoords, 0, 0);
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assertEquals("size after append zero", dstLength, dst.getPointerSize());
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assertIntArrayEquals("xCoordinates after append zero",
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dstCopy.getXCoordinates(), 0, dst.getXCoordinates(), 0, dstLength);
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assertIntArrayEquals("yCoordinates after append zero",
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dstCopy.getYCoordinates(), 0, dst.getYCoordinates(), 0, dstLength);
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assertIntArrayEquals("pointerIds after append zero",
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dstCopy.getPointerIds(), 0, dst.getPointerIds(), 0, dstLength);
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assertIntArrayEquals("times after append zero",
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dstCopy.getTimes(), 0, dst.getTimes(), 0, dstLength);
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dst.append(srcPointerId, srcTimes, srcXCoords, srcYCoords, 0, srcLength);
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assertEquals("size after append", dstLength + srcLength, dst.getPointerSize());
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assertTrue("primitive length after append",
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dst.getPointerIds().length >= dstLength + srcLength);
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assertIntArrayEquals("original xCoordinates values after append",
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dstCopy.getXCoordinates(), 0, dst.getXCoordinates(), 0, dstLength);
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assertIntArrayEquals("original yCoordinates values after append",
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dstCopy.getYCoordinates(), 0, dst.getYCoordinates(), 0, dstLength);
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assertIntArrayEquals("original pointerIds values after append",
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dstCopy.getPointerIds(), 0, dst.getPointerIds(), 0, dstLength);
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assertIntArrayEquals("original times values after append",
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dstCopy.getTimes(), 0, dst.getTimes(), 0, dstLength);
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assertIntArrayEquals("appended xCoordinates values after append",
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srcXCoords.getPrimitiveArray(), 0, dst.getXCoordinates(), dstLength, srcLength);
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assertIntArrayEquals("appended yCoordinates values after append",
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srcYCoords.getPrimitiveArray(), 0, dst.getYCoordinates(), dstLength, srcLength);
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assertIntArrayEquals("appended pointerIds values after append",
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srcPointerIds, 0, dst.getPointerIds(), dstLength, srcLength);
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assertIntArrayEquals("appended times values after append",
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srcTimes.getPrimitiveArray(), 0, dst.getTimes(), dstLength, srcLength);
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}
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// TODO: Consolidate this method with
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// {@link ResizableIntArrayTests#assertIntArrayEquals(String,int[],int,int[],int,int)}.
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private static void assertIntArrayEquals(final String message, final int[] expecteds,
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final int expectedPos, final int[] actuals, final int actualPos, final int length) {
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if (expecteds == actuals) {
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return;
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}
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if (expecteds == null || actuals == null) {
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assertEquals(message, Arrays.toString(expecteds), Arrays.toString(actuals));
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return;
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}
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if (expecteds.length < expectedPos + length || actuals.length < actualPos + length) {
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fail(message + ": insufficient length: expecteds=" + Arrays.toString(expecteds)
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+ " actuals=" + Arrays.toString(actuals));
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return;
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}
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for (int i = 0; i < length; i++) {
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assertEquals(message + " [" + i + "]",
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expecteds[i + expectedPos], actuals[i + actualPos]);
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}
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}
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@Test
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public void testShift() {
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final InputPointers src = new InputPointers(DEFAULT_CAPACITY);
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final int limit = 100;
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final int shiftAmount = 20;
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for (int i = 0; i < limit; i++) {
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final int x = i;
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final int y = i * 2;
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final int pointerId = i * 3;
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final int time = i * 4;
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src.addPointer(x, y, pointerId, time);
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}
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src.shift(shiftAmount);
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assertEquals("length after shift", src.getPointerSize(), limit - shiftAmount);
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for (int i = 0; i < limit - shiftAmount; ++i) {
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final int oldIndex = i + shiftAmount;
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final int x = oldIndex;
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final int y = oldIndex * 2;
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final int pointerId = oldIndex * 3;
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final int time = oldIndex * 4;
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assertEquals("xCoordinates at " + i, x, src.getXCoordinates()[i]);
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assertEquals("yCoordinates at " + i, y, src.getYCoordinates()[i]);
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assertEquals("pointerIds at " + i, pointerId, src.getPointerIds()[i]);
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assertEquals("times at " + i, time, src.getTimes()[i]);
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}
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}
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}
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