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   1 /*
   2  * Copyright (C) 2010 Google Inc. All rights reserved.
   3  *
   4  * Redistribution and use in source and binary forms, with or without
   5  * modification, are permitted provided that the following conditions are
   6  * met:
   7  *
   8  *     * Redistributions of source code must retain the above copyright
   9  * notice, this list of conditions and the following disclaimer.
  10  *     * Redistributions in binary form must reproduce the above
  11  * copyright notice, this list of conditions and the following disclaimer
  12  * in the documentation and/or other materials provided with the
  13  * distribution.
  14  *     * Neither the name of Google Inc. nor the names of its
  15  * contributors may be used to endorse or promote products derived from
  16  * this software without specific prior written permission.
  17  *
  18  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  19  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  20  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  21  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  22  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  23  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  24  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  25  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  26  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  27  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  28  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  29  */
  30
  31 #include "config.h"
  32
  33 #include "TilingData.h"
  34
  35 #include <gtest/gtest.h>
  36
  37 using namespace WebCore;
  38
  39 namespace {
  40
  41 TEST(TilingDataTest, numTiles_NoTiling)
  42 {
  43     EXPECT_EQ(1, TilingData(16, 16, 16, false).numTiles());
  44     EXPECT_EQ(1, TilingData(16, 15, 15, true).numTiles());
  45     EXPECT_EQ(1, TilingData(16, 16, 16, true).numTiles());
  46     EXPECT_EQ(1, TilingData(16,  1, 16, false).numTiles());
  47     EXPECT_EQ(1, TilingData(15, 15, 15, true).numTiles());
  48 }
  49
  50 TEST(TilingDataTest, numTiles_TilingNoBorders)
  51 {
  52     EXPECT_EQ(0, TilingData(0,  0,  0, false).numTiles());
  53     EXPECT_EQ(0, TilingData(0,  4,  0, false).numTiles());
  54     EXPECT_EQ(0, TilingData(0,  0,  4, false).numTiles());
  55     EXPECT_EQ(0, TilingData(4,  4,  0, false).numTiles());
  56     EXPECT_EQ(0, TilingData(4,  0,  4, false).numTiles());
  57     EXPECT_EQ(0, TilingData(-8, 1,  1, false).numTiles());
  58     EXPECT_EQ(0, TilingData(-1, 1,  1, false).numTiles());
  59     EXPECT_EQ(0, TilingData(0,  1,  1, false).numTiles());
  60
  61     EXPECT_EQ(1, TilingData(1,  1,  1, false).numTiles());
  62     EXPECT_EQ(2, TilingData(1,  1,  2, false).numTiles());
  63     EXPECT_EQ(2, TilingData(1,  2,  1, false).numTiles());
  64     EXPECT_EQ(1, TilingData(2,  1,  1, false).numTiles());
  65     EXPECT_EQ(1, TilingData(2,  1,  2, false).numTiles());
  66     EXPECT_EQ(1, TilingData(2,  2,  1, false).numTiles());
  67     EXPECT_EQ(1, TilingData(2,  2,  2, false).numTiles());
  68     EXPECT_EQ(1, TilingData(3,  3,  3, false).numTiles());
  69
  70     EXPECT_EQ(1, TilingData(4,  1,  4, false).numTiles());
  71     EXPECT_EQ(1, TilingData(4,  2,  4, false).numTiles());
  72     EXPECT_EQ(1, TilingData(4,  3,  4, false).numTiles());
  73     EXPECT_EQ(1, TilingData(4,  4,  4, false).numTiles());
  74     EXPECT_EQ(2, TilingData(4,  5,  4, false).numTiles());
  75     EXPECT_EQ(2, TilingData(4,  6,  4, false).numTiles());
  76     EXPECT_EQ(2, TilingData(4,  7,  4, false).numTiles());
  77     EXPECT_EQ(2, TilingData(4,  8,  4, false).numTiles());
  78     EXPECT_EQ(3, TilingData(4,  9,  4, false).numTiles());
  79     EXPECT_EQ(3, TilingData(4, 10,  4, false).numTiles());
  80     EXPECT_EQ(3, TilingData(4, 11,  4, false).numTiles());
  81
  82     EXPECT_EQ(1, TilingData(5,  1,  5, false).numTiles());
  83     EXPECT_EQ(1, TilingData(5,  2,  5, false).numTiles());
  84     EXPECT_EQ(1, TilingData(5,  3,  5, false).numTiles());
  85     EXPECT_EQ(1, TilingData(5,  4,  5, false).numTiles());
  86     EXPECT_EQ(1, TilingData(5,  5,  5, false).numTiles());
  87     EXPECT_EQ(2, TilingData(5,  6,  5, false).numTiles());
  88     EXPECT_EQ(2, TilingData(5,  7,  5, false).numTiles());
  89     EXPECT_EQ(2, TilingData(5,  8,  5, false).numTiles());
  90     EXPECT_EQ(2, TilingData(5,  9,  5, false).numTiles());
  91     EXPECT_EQ(2, TilingData(5, 10,  5, false).numTiles());
  92     EXPECT_EQ(3, TilingData(5, 11,  5, false).numTiles());
  93
  94     EXPECT_EQ(1, TilingData(16, 16, 16, false).numTiles());
  95     EXPECT_EQ(1, TilingData(17, 16, 16, false).numTiles());
  96     EXPECT_EQ(4, TilingData(15, 16, 16, false).numTiles());
  97     EXPECT_EQ(4, TilingData(8, 16, 16, false).numTiles());
  98     EXPECT_EQ(6, TilingData(8, 17, 16, false).numTiles());
  99 }
 100
 101 TEST(TilingDataTest, numTiles_TilingWithBorders)
 102 {
 103     EXPECT_EQ(0, TilingData(0,  0,  0, true).numTiles());
 104     EXPECT_EQ(0, TilingData(0,  4,  0, true).numTiles());
 105     EXPECT_EQ(0, TilingData(0,  0,  4, true).numTiles());
 106     EXPECT_EQ(0, TilingData(4,  4,  0, true).numTiles());
 107     EXPECT_EQ(0, TilingData(4,  0,  4, true).numTiles());
 108     EXPECT_EQ(0, TilingData(-8, 1,  1, true).numTiles());
 109     EXPECT_EQ(0, TilingData(-1, 1,  1, true).numTiles());
 110     EXPECT_EQ(0, TilingData(0,  1,  1, true).numTiles());
 111
 112     EXPECT_EQ(1, TilingData(1,  1,  1, true).numTiles());
 113     EXPECT_EQ(0, TilingData(1,  1,  2, true).numTiles());
 114     EXPECT_EQ(0, TilingData(1,  2,  1, true).numTiles());
 115     EXPECT_EQ(1, TilingData(2,  1,  1, true).numTiles());
 116     EXPECT_EQ(1, TilingData(2,  1,  2, true).numTiles());
 117     EXPECT_EQ(1, TilingData(2,  2,  1, true).numTiles());
 118     EXPECT_EQ(1, TilingData(2,  2,  2, true).numTiles());
 119
 120     EXPECT_EQ(1, TilingData(3,  1,  3, true).numTiles());
 121     EXPECT_EQ(1, TilingData(3,  2,  3, true).numTiles());
 122     EXPECT_EQ(1, TilingData(3,  3,  3, true).numTiles());
 123     EXPECT_EQ(2, TilingData(3,  4,  3, true).numTiles());
 124     EXPECT_EQ(3, TilingData(3,  5,  3, true).numTiles());
 125     EXPECT_EQ(4, TilingData(3,  6,  3, true).numTiles());
 126     EXPECT_EQ(5, TilingData(3,  7,  3, true).numTiles());
 127
 128     EXPECT_EQ(1, TilingData(4,  1,  4, true).numTiles());
 129     EXPECT_EQ(1, TilingData(4,  2,  4, true).numTiles());
 130     EXPECT_EQ(1, TilingData(4,  3,  4, true).numTiles());
 131     EXPECT_EQ(1, TilingData(4,  4,  4, true).numTiles());
 132     EXPECT_EQ(2, TilingData(4,  5,  4, true).numTiles());
 133     EXPECT_EQ(2, TilingData(4,  6,  4, true).numTiles());
 134     EXPECT_EQ(3, TilingData(4,  7,  4, true).numTiles());
 135     EXPECT_EQ(3, TilingData(4,  8,  4, true).numTiles());
 136     EXPECT_EQ(4, TilingData(4,  9,  4, true).numTiles());
 137     EXPECT_EQ(4, TilingData(4, 10,  4, true).numTiles());
 138     EXPECT_EQ(5, TilingData(4, 11,  4, true).numTiles());
 139
 140     EXPECT_EQ(1, TilingData(5,  1,  5, true).numTiles());
 141     EXPECT_EQ(1, TilingData(5,  2,  5, true).numTiles());
 142     EXPECT_EQ(1, TilingData(5,  3,  5, true).numTiles());
 143     EXPECT_EQ(1, TilingData(5,  4,  5, true).numTiles());
 144     EXPECT_EQ(1, TilingData(5,  5,  5, true).numTiles());
 145     EXPECT_EQ(2, TilingData(5,  6,  5, true).numTiles());
 146     EXPECT_EQ(2, TilingData(5,  7,  5, true).numTiles());
 147     EXPECT_EQ(2, TilingData(5,  8,  5, true).numTiles());
 148     EXPECT_EQ(3, TilingData(5,  9,  5, true).numTiles());
 149     EXPECT_EQ(3, TilingData(5, 10,  5, true).numTiles());
 150     EXPECT_EQ(3, TilingData(5, 11,  5, true).numTiles());
 151 }
 152
 153 TEST(TilingDataTest, tileXIndexFromSrcCoord)
 154 {
 155     EXPECT_EQ(0, TilingData(3, 10, 10, false).tileXIndexFromSrcCoord(0));
 156     EXPECT_EQ(0, TilingData(3, 10, 10, false).tileXIndexFromSrcCoord(1));
 157     EXPECT_EQ(0, TilingData(3, 10, 10, false).tileXIndexFromSrcCoord(2));
 158     EXPECT_EQ(1, TilingData(3, 10, 10, false).tileXIndexFromSrcCoord(3));
 159     EXPECT_EQ(1, TilingData(3, 10, 10, false).tileXIndexFromSrcCoord(4));
 160     EXPECT_EQ(1, TilingData(3, 10, 10, false).tileXIndexFromSrcCoord(5));
 161     EXPECT_EQ(2, TilingData(3, 10, 10, false).tileXIndexFromSrcCoord(6));
 162     EXPECT_EQ(2, TilingData(3, 10, 10, false).tileXIndexFromSrcCoord(7));
 163     EXPECT_EQ(2, TilingData(3, 10, 10, false).tileXIndexFromSrcCoord(8));
 164     EXPECT_EQ(3, TilingData(3, 10, 10, false).tileXIndexFromSrcCoord(9));
 165     EXPECT_EQ(3, TilingData(3, 10, 10, false).tileXIndexFromSrcCoord(10));
 166     EXPECT_EQ(3, TilingData(3, 10, 10, false).tileXIndexFromSrcCoord(11));
 167
 168     EXPECT_EQ(0, TilingData(3, 10, 10, true).tileXIndexFromSrcCoord(0));
 169     EXPECT_EQ(0, TilingData(3, 10, 10, true).tileXIndexFromSrcCoord(1));
 170     EXPECT_EQ(1, TilingData(3, 10, 10, true).tileXIndexFromSrcCoord(2));
 171     EXPECT_EQ(2, TilingData(3, 10, 10, true).tileXIndexFromSrcCoord(3));
 172     EXPECT_EQ(3, TilingData(3, 10, 10, true).tileXIndexFromSrcCoord(4));
 173     EXPECT_EQ(4, TilingData(3, 10, 10, true).tileXIndexFromSrcCoord(5));
 174     EXPECT_EQ(5, TilingData(3, 10, 10, true).tileXIndexFromSrcCoord(6));
 175     EXPECT_EQ(6, TilingData(3, 10, 10, true).tileXIndexFromSrcCoord(7));
 176     EXPECT_EQ(7, TilingData(3, 10, 10, true).tileXIndexFromSrcCoord(8));
 177     EXPECT_EQ(7, TilingData(3, 10, 10, true).tileXIndexFromSrcCoord(9));
 178     EXPECT_EQ(7, TilingData(3, 10, 10, true).tileXIndexFromSrcCoord(10));
 179     EXPECT_EQ(7, TilingData(3, 10, 10, true).tileXIndexFromSrcCoord(11));
 180
 181     EXPECT_EQ(0, TilingData(1, 1, 1, false).tileXIndexFromSrcCoord(0));
 182     EXPECT_EQ(0, TilingData(2, 2, 2, false).tileXIndexFromSrcCoord(0));
 183     EXPECT_EQ(0, TilingData(2, 2, 2, false).tileXIndexFromSrcCoord(1));
 184     EXPECT_EQ(0, TilingData(3, 3, 3, false).tileXIndexFromSrcCoord(0));
 185     EXPECT_EQ(0, TilingData(3, 3, 3, false).tileXIndexFromSrcCoord(1));
 186     EXPECT_EQ(0, TilingData(3, 3, 3, false).tileXIndexFromSrcCoord(2));
 187
 188     EXPECT_EQ(0, TilingData(3, 4, 3, false).tileXIndexFromSrcCoord(0));
 189     EXPECT_EQ(0, TilingData(3, 4, 3, false).tileXIndexFromSrcCoord(1));
 190     EXPECT_EQ(0, TilingData(3, 4, 3, false).tileXIndexFromSrcCoord(2));
 191     EXPECT_EQ(1, TilingData(3, 4, 3, false).tileXIndexFromSrcCoord(3));
 192
 193     EXPECT_EQ(0, TilingData(1, 1, 1, true).tileXIndexFromSrcCoord(0));
 194     EXPECT_EQ(0, TilingData(2, 2, 2, true).tileXIndexFromSrcCoord(0));
 195     EXPECT_EQ(0, TilingData(2, 2, 2, true).tileXIndexFromSrcCoord(1));
 196     EXPECT_EQ(0, TilingData(3, 3, 3, true).tileXIndexFromSrcCoord(0));
 197     EXPECT_EQ(0, TilingData(3, 3, 3, true).tileXIndexFromSrcCoord(1));
 198     EXPECT_EQ(0, TilingData(3, 3, 3, true).tileXIndexFromSrcCoord(2));
 199
 200     EXPECT_EQ(0, TilingData(3, 4, 3, true).tileXIndexFromSrcCoord(0));
 201     EXPECT_EQ(0, TilingData(3, 4, 3, true).tileXIndexFromSrcCoord(1));
 202     EXPECT_EQ(1, TilingData(3, 4, 3, true).tileXIndexFromSrcCoord(2));
 203     EXPECT_EQ(1, TilingData(3, 4, 3, true).tileXIndexFromSrcCoord(3));
 204 }
 205 TEST(TilingDataTest, tileYIndexFromSrcCoord)
 206 {
 207     EXPECT_EQ(0, TilingData(3, 10, 10, false).tileYIndexFromSrcCoord(0));
 208     EXPECT_EQ(0, TilingData(3, 10, 10, false).tileYIndexFromSrcCoord(1));
 209     EXPECT_EQ(0, TilingData(3, 10, 10, false).tileYIndexFromSrcCoord(2));
 210     EXPECT_EQ(1, TilingData(3, 10, 10, false).tileYIndexFromSrcCoord(3));
 211     EXPECT_EQ(1, TilingData(3, 10, 10, false).tileYIndexFromSrcCoord(4));
 212     EXPECT_EQ(1, TilingData(3, 10, 10, false).tileYIndexFromSrcCoord(5));
 213     EXPECT_EQ(2, TilingData(3, 10, 10, false).tileYIndexFromSrcCoord(6));
 214     EXPECT_EQ(2, TilingData(3, 10, 10, false).tileYIndexFromSrcCoord(7));
 215     EXPECT_EQ(2, TilingData(3, 10, 10, false).tileYIndexFromSrcCoord(8));
 216     EXPECT_EQ(3, TilingData(3, 10, 10, false).tileYIndexFromSrcCoord(9));
 217     EXPECT_EQ(3, TilingData(3, 10, 10, false).tileYIndexFromSrcCoord(10));
 218     EXPECT_EQ(3, TilingData(3, 10, 10, false).tileYIndexFromSrcCoord(11));
 219
 220     EXPECT_EQ(0, TilingData(3, 10, 10, true).tileYIndexFromSrcCoord(0));
 221     EXPECT_EQ(0, TilingData(3, 10, 10, true).tileYIndexFromSrcCoord(1));
 222     EXPECT_EQ(1, TilingData(3, 10, 10, true).tileYIndexFromSrcCoord(2));
 223     EXPECT_EQ(2, TilingData(3, 10, 10, true).tileYIndexFromSrcCoord(3));
 224     EXPECT_EQ(3, TilingData(3, 10, 10, true).tileYIndexFromSrcCoord(4));
 225     EXPECT_EQ(4, TilingData(3, 10, 10, true).tileYIndexFromSrcCoord(5));
 226     EXPECT_EQ(5, TilingData(3, 10, 10, true).tileYIndexFromSrcCoord(6));
 227     EXPECT_EQ(6, TilingData(3, 10, 10, true).tileYIndexFromSrcCoord(7));
 228     EXPECT_EQ(7, TilingData(3, 10, 10, true).tileYIndexFromSrcCoord(8));
 229     EXPECT_EQ(7, TilingData(3, 10, 10, true).tileYIndexFromSrcCoord(9));
 230     EXPECT_EQ(7, TilingData(3, 10, 10, true).tileYIndexFromSrcCoord(10));
 231     EXPECT_EQ(7, TilingData(3, 10, 10, true).tileYIndexFromSrcCoord(11));
 232
 233     EXPECT_EQ(0, TilingData(1, 1, 1, false).tileYIndexFromSrcCoord(0));
 234     EXPECT_EQ(0, TilingData(2, 2, 2, false).tileYIndexFromSrcCoord(0));
 235     EXPECT_EQ(0, TilingData(2, 2, 2, false).tileYIndexFromSrcCoord(1));
 236     EXPECT_EQ(0, TilingData(3, 3, 3, false).tileYIndexFromSrcCoord(0));
 237     EXPECT_EQ(0, TilingData(3, 3, 3, false).tileYIndexFromSrcCoord(1));
 238     EXPECT_EQ(0, TilingData(3, 3, 3, false).tileYIndexFromSrcCoord(2));
 239
 240     EXPECT_EQ(0, TilingData(3, 3, 4, false).tileYIndexFromSrcCoord(0));
 241     EXPECT_EQ(0, TilingData(3, 3, 4, false).tileYIndexFromSrcCoord(1));
 242     EXPECT_EQ(0, TilingData(3, 3, 4, false).tileYIndexFromSrcCoord(2));
 243     EXPECT_EQ(1, TilingData(3, 3, 4, false).tileYIndexFromSrcCoord(3));
 244
 245     EXPECT_EQ(0, TilingData(1, 1, 1, true).tileYIndexFromSrcCoord(0));
 246     EXPECT_EQ(0, TilingData(2, 2, 2, true).tileYIndexFromSrcCoord(0));
 247     EXPECT_EQ(0, TilingData(2, 2, 2, true).tileYIndexFromSrcCoord(1));
 248     EXPECT_EQ(0, TilingData(3, 3, 3, true).tileYIndexFromSrcCoord(0));
 249     EXPECT_EQ(0, TilingData(3, 3, 3, true).tileYIndexFromSrcCoord(1));
 250     EXPECT_EQ(0, TilingData(3, 3, 3, true).tileYIndexFromSrcCoord(2));
 251
 252     EXPECT_EQ(0, TilingData(3, 3, 4, true).tileYIndexFromSrcCoord(0));
 253     EXPECT_EQ(0, TilingData(3, 3, 4, true).tileYIndexFromSrcCoord(1));
 254     EXPECT_EQ(1, TilingData(3, 3, 4, true).tileYIndexFromSrcCoord(2));
 255     EXPECT_EQ(1, TilingData(3, 3, 4, true).tileYIndexFromSrcCoord(3));
 256 }
 257
 258 TEST(TilingDataTest, tileSizeX)
 259 {
 260     EXPECT_EQ(5, TilingData(5,  5,  5, false).tileSizeX(0));
 261     EXPECT_EQ(5, TilingData(5,  5,  5, true).tileSizeX(0));
 262
 263     EXPECT_EQ(5, TilingData(5,  6,  6, false).tileSizeX(0));
 264     EXPECT_EQ(1, TilingData(5,  6,  6, false).tileSizeX(1));
 265     EXPECT_EQ(4, TilingData(5,  6,  6, true).tileSizeX(0));
 266     EXPECT_EQ(2, TilingData(5,  6,  6, true).tileSizeX(1));
 267
 268     EXPECT_EQ(5, TilingData(5,  8,  8, false).tileSizeX(0));
 269     EXPECT_EQ(3, TilingData(5,  8,  8, false).tileSizeX(1));
 270     EXPECT_EQ(4, TilingData(5,  8,  8, true).tileSizeX(0));
 271     EXPECT_EQ(4, TilingData(5,  8,  8, true).tileSizeX(1));
 272
 273     EXPECT_EQ(5, TilingData(5, 10, 10, false).tileSizeX(0));
 274     EXPECT_EQ(5, TilingData(5, 10, 10, false).tileSizeX(1));
 275     EXPECT_EQ(4, TilingData(5, 10, 10, true).tileSizeX(0));
 276     EXPECT_EQ(3, TilingData(5, 10, 10, true).tileSizeX(1));
 277     EXPECT_EQ(3, TilingData(5, 10, 10, true).tileSizeX(2));
 278
 279     EXPECT_EQ(4, TilingData(5, 11, 11, true).tileSizeX(2));
 280     EXPECT_EQ(3, TilingData(5, 12, 12, true).tileSizeX(2));
 281 }
 282 TEST(TilingDataTest, tileSizeY)
 283 {
 284     EXPECT_EQ(5, TilingData(5,  5,  5, false).tileSizeY(0));
 285     EXPECT_EQ(5, TilingData(5,  5,  5, true).tileSizeY(0));
 286
 287     EXPECT_EQ(5, TilingData(5,  6,  6, false).tileSizeY(0));
 288     EXPECT_EQ(1, TilingData(5,  6,  6, false).tileSizeY(1));
 289     EXPECT_EQ(4, TilingData(5,  6,  6, true).tileSizeY(0));
 290     EXPECT_EQ(2, TilingData(5,  6,  6, true).tileSizeY(1));
 291
 292     EXPECT_EQ(5, TilingData(5,  8,  8, false).tileSizeY(0));
 293     EXPECT_EQ(3, TilingData(5,  8,  8, false).tileSizeY(1));
 294     EXPECT_EQ(4, TilingData(5,  8,  8, true).tileSizeY(0));
 295     EXPECT_EQ(4, TilingData(5,  8,  8, true).tileSizeY(1));
 296
 297     EXPECT_EQ(5, TilingData(5, 10, 10, false).tileSizeY(0));
 298     EXPECT_EQ(5, TilingData(5, 10, 10, false).tileSizeY(1));
 299     EXPECT_EQ(4, TilingData(5, 10, 10, true).tileSizeY(0));
 300     EXPECT_EQ(3, TilingData(5, 10, 10, true).tileSizeY(1));
 301     EXPECT_EQ(3, TilingData(5, 10, 10, true).tileSizeY(2));
 302
 303     EXPECT_EQ(4, TilingData(5, 11, 11, true).tileSizeY(2));
 304     EXPECT_EQ(3, TilingData(5, 12, 12, true).tileSizeY(2));
 305 }
 306
 307 TEST(TilingDataTest, tileSizeX_and_tilePositionX)
 308 {
 309     // Single tile cases:
 310     EXPECT_EQ(1, TilingData(3, 1,   1, false).tileSizeX(0));
 311     EXPECT_EQ(0, TilingData(3, 1,   1, false).tilePositionX(0));
 312     EXPECT_EQ(1, TilingData(3, 1, 100, false).tileSizeX(0));
 313     EXPECT_EQ(0, TilingData(3, 1, 100, false).tilePositionX(0));
 314     EXPECT_EQ(3, TilingData(3, 3,   1, false).tileSizeX(0));
 315     EXPECT_EQ(0, TilingData(3, 3,   1, false).tilePositionX(0));
 316     EXPECT_EQ(3, TilingData(3, 3, 100, false).tileSizeX(0));
 317     EXPECT_EQ(0, TilingData(3, 3, 100, false).tilePositionX(0));
 318     EXPECT_EQ(1, TilingData(3, 1,   1, true).tileSizeX(0));
 319     EXPECT_EQ(0, TilingData(3, 1,   1, true).tilePositionX(0));
 320     EXPECT_EQ(1, TilingData(3, 1, 100, true).tileSizeX(0));
 321     EXPECT_EQ(0, TilingData(3, 1, 100, true).tilePositionX(0));
 322     EXPECT_EQ(3, TilingData(3, 3,   1, true).tileSizeX(0));
 323     EXPECT_EQ(0, TilingData(3, 3,   1, true).tilePositionX(0));
 324     EXPECT_EQ(3, TilingData(3, 3, 100, true).tileSizeX(0));
 325     EXPECT_EQ(0, TilingData(3, 3, 100, true).tilePositionX(0));
 326
 327     // Multiple tiles:
 328     // no border
 329     // positions 0, 3
 330     EXPECT_EQ(2, TilingData(3, 6,   1, false).numTiles());
 331     EXPECT_EQ(3, TilingData(3, 6,   1, false).tileSizeX(0));
 332     EXPECT_EQ(3, TilingData(3, 6,   1, false).tileSizeX(1));
 333     EXPECT_EQ(0, TilingData(3, 6,   1, false).tilePositionX(0));
 334     EXPECT_EQ(3, TilingData(3, 6,   1, false).tilePositionX(1));
 335     EXPECT_EQ(3, TilingData(3, 6, 100, false).tileSizeX(0));
 336     EXPECT_EQ(3, TilingData(3, 6, 100, false).tileSizeX(1));
 337     EXPECT_EQ(0, TilingData(3, 6, 100, false).tilePositionX(0));
 338     EXPECT_EQ(3, TilingData(3, 6, 100, false).tilePositionX(1));
 339
 340     // Multiple tiles:
 341     // with border
 342     // positions 0, 2, 3, 4
 343     EXPECT_EQ(4, TilingData(3, 6,   1, true).numTiles());
 344     EXPECT_EQ(2, TilingData(3, 6,   1, true).tileSizeX(0));
 345     EXPECT_EQ(1, TilingData(3, 6,   1, true).tileSizeX(1));
 346     EXPECT_EQ(1, TilingData(3, 6,   1, true).tileSizeX(2));
 347     EXPECT_EQ(2, TilingData(3, 6,   1, true).tileSizeX(3));
 348     EXPECT_EQ(0, TilingData(3, 6,   1, true).tilePositionX(0));
 349     EXPECT_EQ(2, TilingData(3, 6,   1, true).tilePositionX(1));
 350     EXPECT_EQ(3, TilingData(3, 6,   1, true).tilePositionX(2));
 351     EXPECT_EQ(4, TilingData(3, 6,   1, true).tilePositionX(3));
 352     EXPECT_EQ(2, TilingData(3, 6, 100, true).tileSizeX(0));
 353     EXPECT_EQ(1, TilingData(3, 6, 100, true).tileSizeX(1));
 354     EXPECT_EQ(1, TilingData(3, 6, 100, true).tileSizeX(2));
 355     EXPECT_EQ(2, TilingData(3, 6, 100, true).tileSizeX(3));
 356     EXPECT_EQ(0, TilingData(3, 6, 100, true).tilePositionX(0));
 357     EXPECT_EQ(2, TilingData(3, 6, 100, true).tilePositionX(1));
 358     EXPECT_EQ(3, TilingData(3, 6, 100, true).tilePositionX(2));
 359     EXPECT_EQ(4, TilingData(3, 6, 100, true).tilePositionX(3));
 360 }
 361
 362 TEST(TilingDataTest, tileSizeY_and_tilePositionY)
 363 {
 364     // Single tile cases:
 365     EXPECT_EQ(1, TilingData(3,   1, 1, false).tileSizeY(0));
 366     EXPECT_EQ(0, TilingData(3,   1, 1, false).tilePositionY(0));
 367     EXPECT_EQ(1, TilingData(3, 100, 1, false).tileSizeY(0));
 368     EXPECT_EQ(0, TilingData(3, 100, 1, false).tilePositionY(0));
 369     EXPECT_EQ(3, TilingData(3,   1, 3, false).tileSizeY(0));
 370     EXPECT_EQ(0, TilingData(3,   1, 3, false).tilePositionY(0));
 371     EXPECT_EQ(3, TilingData(3, 100, 3, false).tileSizeY(0));
 372     EXPECT_EQ(0, TilingData(3, 100, 3, false).tilePositionY(0));
 373     EXPECT_EQ(1, TilingData(3,   1, 1, true).tileSizeY(0));
 374     EXPECT_EQ(0, TilingData(3,   1, 1, true).tilePositionY(0));
 375     EXPECT_EQ(1, TilingData(3, 100, 1, true).tileSizeY(0));
 376     EXPECT_EQ(0, TilingData(3, 100, 1, true).tilePositionY(0));
 377     EXPECT_EQ(3, TilingData(3,   1, 3, true).tileSizeY(0));
 378     EXPECT_EQ(0, TilingData(3,   1, 3, true).tilePositionY(0));
 379     EXPECT_EQ(3, TilingData(3, 100, 3, true).tileSizeY(0));
 380     EXPECT_EQ(0, TilingData(3, 100, 3, true).tilePositionY(0));
 381
 382     // Multiple tiles:
 383     // no border
 384     // positions 0, 3
 385     EXPECT_EQ(2, TilingData(3,   1, 6, false).numTiles());
 386     EXPECT_EQ(3, TilingData(3,   1, 6, false).tileSizeY(0));
 387     EXPECT_EQ(3, TilingData(3,   1, 6, false).tileSizeY(1));
 388     EXPECT_EQ(0, TilingData(3,   1, 6, false).tilePositionY(0));
 389     EXPECT_EQ(3, TilingData(3,   1, 6, false).tilePositionY(1));
 390     EXPECT_EQ(3, TilingData(3, 100, 6, false).tileSizeY(0));
 391     EXPECT_EQ(3, TilingData(3, 100, 6, false).tileSizeY(1));
 392     EXPECT_EQ(0, TilingData(3, 100, 6, false).tilePositionY(0));
 393     EXPECT_EQ(3, TilingData(3, 100, 6, false).tilePositionY(1));
 394
 395     // Multiple tiles:
 396     // with border
 397     // positions 0, 2, 3, 4
 398     EXPECT_EQ(4, TilingData(3,   1, 6, true).numTiles());
 399     EXPECT_EQ(2, TilingData(3,   1, 6, true).tileSizeY(0));
 400     EXPECT_EQ(1, TilingData(3,   1, 6, true).tileSizeY(1));
 401     EXPECT_EQ(1, TilingData(3,   1, 6, true).tileSizeY(2));
 402     EXPECT_EQ(2, TilingData(3,   1, 6, true).tileSizeY(3));
 403     EXPECT_EQ(0, TilingData(3,   1, 6, true).tilePositionY(0));
 404     EXPECT_EQ(2, TilingData(3,   1, 6, true).tilePositionY(1));
 405     EXPECT_EQ(3, TilingData(3,   1, 6, true).tilePositionY(2));
 406     EXPECT_EQ(4, TilingData(3,   1, 6, true).tilePositionY(3));
 407     EXPECT_EQ(2, TilingData(3, 100, 6, true).tileSizeY(0));
 408     EXPECT_EQ(1, TilingData(3, 100, 6, true).tileSizeY(1));
 409     EXPECT_EQ(1, TilingData(3, 100, 6, true).tileSizeY(2));
 410     EXPECT_EQ(2, TilingData(3, 100, 6, true).tileSizeY(3));
 411     EXPECT_EQ(0, TilingData(3, 100, 6, true).tilePositionY(0));
 412     EXPECT_EQ(2, TilingData(3, 100, 6, true).tilePositionY(1));
 413     EXPECT_EQ(3, TilingData(3, 100, 6, true).tilePositionY(2));
 414     EXPECT_EQ(4, TilingData(3, 100, 6, true).tilePositionY(3));
 415 }
 416
 417 TEST(TilingDataTest, setTotalSize)
 418 {
 419     TilingData data(5, 5, 5, false);
 420     EXPECT_EQ(5, data.totalSizeX());
 421     EXPECT_EQ(5, data.totalSizeY());
 422     EXPECT_EQ(1, data.numTilesX());
 423     EXPECT_EQ(5, data.tileSizeX(0));
 424     EXPECT_EQ(1, data.numTilesY());
 425     EXPECT_EQ(5, data.tileSizeY(0));
 426
 427     data.setTotalSize(6, 5);
 428     EXPECT_EQ(6, data.totalSizeX());
 429     EXPECT_EQ(5, data.totalSizeY());
 430     EXPECT_EQ(2, data.numTilesX());
 431     EXPECT_EQ(5, data.tileSizeX(0));
 432     EXPECT_EQ(1, data.tileSizeX(1));
 433     EXPECT_EQ(1, data.numTilesY());
 434     EXPECT_EQ(5, data.tileSizeY(0));
 435
 436     data.setTotalSize(5, 12);
 437     EXPECT_EQ(5, data.totalSizeX());
 438     EXPECT_EQ(12, data.totalSizeY());
 439     EXPECT_EQ(1, data.numTilesX());
 440     EXPECT_EQ(5, data.tileSizeX(0));
 441     EXPECT_EQ(3, data.numTilesY());
 442     EXPECT_EQ(5, data.tileSizeY(0));
 443     EXPECT_EQ(5, data.tileSizeY(1));
 444     EXPECT_EQ(2, data.tileSizeY(2));
 445 }
 446
 447 TEST(TilingDataTest, setMaxTextureSizeNoBorders)
 448 {
 449     TilingData data(8, 16, 32, false);
 450     EXPECT_EQ(2, data.numTilesX());
 451     EXPECT_EQ(4, data.numTilesY());
 452
 453     data.setMaxTextureSize(32);
 454     EXPECT_EQ(32, data.maxTextureSize());
 455     EXPECT_EQ(1, data.numTilesX());
 456     EXPECT_EQ(1, data.numTilesY());
 457
 458     data.setMaxTextureSize(2);
 459     EXPECT_EQ(2, data.maxTextureSize());
 460     EXPECT_EQ(8, data.numTilesX());
 461     EXPECT_EQ(16, data.numTilesY());
 462
 463     data.setMaxTextureSize(5);
 464     EXPECT_EQ(5, data.maxTextureSize());
 465     EXPECT_EQ(4, data.numTilesX());
 466     EXPECT_EQ(7, data.numTilesY());
 467 }
 468
 469 TEST(TilingDataTest, setMaxTextureSizeBorders)
 470 {
 471     TilingData data(8, 16, 32, true);
 472     EXPECT_EQ(3, data.numTilesX());
 473     EXPECT_EQ(5, data.numTilesY());
 474
 475     data.setMaxTextureSize(32);
 476     EXPECT_EQ(32, data.maxTextureSize());
 477     EXPECT_EQ(1, data.numTilesX());
 478     EXPECT_EQ(1, data.numTilesY());
 479
 480     data.setMaxTextureSize(2);
 481     EXPECT_EQ(2, data.maxTextureSize());
 482     EXPECT_EQ(0, data.numTilesX());
 483     EXPECT_EQ(0, data.numTilesY());
 484
 485     data.setMaxTextureSize(5);
 486     EXPECT_EQ(5, data.maxTextureSize());
 487     EXPECT_EQ(5, data.numTilesX());
 488     EXPECT_EQ(10, data.numTilesY());
 489 }
 490
 491 TEST(TilingDataTest, assignment)
 492 {
 493     {
 494         TilingData source(8, 16, 32, true);
 495         TilingData dest = source;
 496         EXPECT_EQ(source.borderTexels(), dest.borderTexels());
 497         EXPECT_EQ(source.maxTextureSize(), dest.maxTextureSize());
 498         EXPECT_EQ(source.numTilesX(), dest.numTilesX());
 499         EXPECT_EQ(source.numTilesY(), dest.numTilesY());
 500         EXPECT_EQ(source.totalSizeX(), dest.totalSizeX());
 501         EXPECT_EQ(source.totalSizeY(), dest.totalSizeY());
 502     }
 503     {
 504         TilingData source(3, 6, 100, false);
 505         TilingData dest(source);
 506         EXPECT_EQ(source.borderTexels(), dest.borderTexels());
 507         EXPECT_EQ(source.maxTextureSize(), dest.maxTextureSize());
 508         EXPECT_EQ(source.numTilesX(), dest.numTilesX());
 509         EXPECT_EQ(source.numTilesY(), dest.numTilesY());
 510         EXPECT_EQ(source.totalSizeX(), dest.totalSizeX());
 511         EXPECT_EQ(source.totalSizeY(), dest.totalSizeY());
 512     }
 513 }
 514
 515 } // namespace