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      1 /*
      2  * Copyright 2019 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 #include <gtest/gtest.h>
     18 
     19 #include <input/TouchVideoFrame.h>
     20 
     21 namespace android {
     22 namespace test {
     23 
     24 static const struct timeval TIMESTAMP = {1, 2};
     25 
     26 TEST(TouchVideoFrame, Constructor) {
     27     const std::vector<int16_t> data = {1, 2, 3, 4, 5, 6};
     28     constexpr uint32_t height = 3;
     29     constexpr uint32_t width = 2;
     30 
     31     TouchVideoFrame frame(height, width, data, TIMESTAMP);
     32 
     33     ASSERT_EQ(data, frame.getData());
     34     ASSERT_EQ(height, frame.getHeight());
     35     ASSERT_EQ(width, frame.getWidth());
     36     ASSERT_EQ(TIMESTAMP.tv_sec, frame.getTimestamp().tv_sec);
     37     ASSERT_EQ(TIMESTAMP.tv_usec, frame.getTimestamp().tv_usec);
     38 }
     39 
     40 TEST(TouchVideoFrame, Equality) {
     41     const std::vector<int16_t> data = {1, 2, 3, 4, 5, 6};
     42     constexpr uint32_t height = 3;
     43     constexpr uint32_t width = 2;
     44     TouchVideoFrame frame(height, width, data, TIMESTAMP);
     45 
     46     TouchVideoFrame identicalFrame(height, width, data, TIMESTAMP);
     47     ASSERT_EQ(frame, identicalFrame);
     48 
     49     // The two cases below create an invalid frame, but it is OK for comparison purposes.
     50     // There aren't any checks currently enforced on the frame dimensions and data
     51     // Change height
     52     TouchVideoFrame changedHeightFrame(height + 1, width, data, TIMESTAMP);
     53     ASSERT_FALSE(frame == changedHeightFrame);
     54 
     55     // Change width
     56     TouchVideoFrame changedWidthFrame(height, width + 1, data, TIMESTAMP);
     57     ASSERT_FALSE(frame == changedWidthFrame);
     58 
     59     // Change data
     60     const std::vector<int16_t> differentData = {1, 2, 3, 3, 5, 6};
     61     TouchVideoFrame changedDataFrame(height, width, differentData, TIMESTAMP);
     62     ASSERT_FALSE(frame == changedDataFrame);
     63 
     64     // Change timestamp
     65     const struct timeval differentTimestamp = {TIMESTAMP.tv_sec + 1, TIMESTAMP.tv_usec + 1};
     66     TouchVideoFrame changedTimestampFrame(height, width, data, differentTimestamp);
     67     ASSERT_FALSE(frame == changedTimestampFrame);
     68 }
     69 
     70 // --- Rotate 90 degrees ---
     71 
     72 TEST(TouchVideoFrame, Rotate90_0x0) {
     73     TouchVideoFrame frame(0, 0, {}, TIMESTAMP);
     74     TouchVideoFrame frameRotated(0, 0, {}, TIMESTAMP);
     75     frame.rotate(DISPLAY_ORIENTATION_90);
     76     ASSERT_EQ(frame, frameRotated);
     77 }
     78 
     79 TEST(TouchVideoFrame, Rotate90_1x1) {
     80     TouchVideoFrame frame(1, 1, {1}, TIMESTAMP);
     81     TouchVideoFrame frameRotated(1, 1, {1}, TIMESTAMP);
     82     frame.rotate(DISPLAY_ORIENTATION_90);
     83     ASSERT_EQ(frame, frameRotated);
     84 }
     85 
     86 TEST(TouchVideoFrame, Rotate90_2x2) {
     87     TouchVideoFrame frame(2, 2, {1, 2, 3, 4}, TIMESTAMP);
     88     TouchVideoFrame frameRotated(2, 2, {3, 1, 4, 2}, TIMESTAMP);
     89     frame.rotate(DISPLAY_ORIENTATION_90);
     90     ASSERT_EQ(frame, frameRotated);
     91 }
     92 
     93 TEST(TouchVideoFrame, Rotate90_3x2) {
     94     TouchVideoFrame frame(3, 2, {1, 2, 3, 4, 5, 6}, TIMESTAMP);
     95     TouchVideoFrame frameRotated(2, 3, {5, 3, 1, 6, 4, 2}, TIMESTAMP);
     96     frame.rotate(DISPLAY_ORIENTATION_90);
     97     ASSERT_EQ(frame, frameRotated);
     98 }
     99 
    100 TEST(TouchVideoFrame, Rotate90_3x2_4times) {
    101     TouchVideoFrame frame(3, 2, {1, 2, 3, 4, 5, 6}, TIMESTAMP);
    102     TouchVideoFrame frameOriginal(3, 2, {1, 2, 3, 4, 5, 6}, TIMESTAMP);
    103     frame.rotate(DISPLAY_ORIENTATION_90);
    104     frame.rotate(DISPLAY_ORIENTATION_90);
    105     frame.rotate(DISPLAY_ORIENTATION_90);
    106     frame.rotate(DISPLAY_ORIENTATION_90);
    107     ASSERT_EQ(frame, frameOriginal);
    108 }
    109 
    110 // --- Rotate 180 degrees ---
    111 
    112 TEST(TouchVideoFrame, Rotate180_0x0) {
    113     TouchVideoFrame frame(0, 0, {}, TIMESTAMP);
    114     TouchVideoFrame frameRotated(0, 0, {}, TIMESTAMP);
    115     frame.rotate(DISPLAY_ORIENTATION_180);
    116     ASSERT_EQ(frame, frameRotated);
    117 }
    118 
    119 TEST(TouchVideoFrame, Rotate180_1x1) {
    120     TouchVideoFrame frame(1, 1, {1}, TIMESTAMP);
    121     TouchVideoFrame frameRotated(1, 1, {1}, TIMESTAMP);
    122     frame.rotate(DISPLAY_ORIENTATION_180);
    123     ASSERT_EQ(frame, frameRotated);
    124 }
    125 
    126 TEST(TouchVideoFrame, Rotate180_2x2) {
    127     TouchVideoFrame frame(2, 2, {1, 2, 3, 4}, TIMESTAMP);
    128     TouchVideoFrame frameRotated(2, 2, {4, 3, 2, 1}, TIMESTAMP);
    129     frame.rotate(DISPLAY_ORIENTATION_180);
    130     ASSERT_EQ(frame, frameRotated);
    131 }
    132 
    133 TEST(TouchVideoFrame, Rotate180_3x2) {
    134     TouchVideoFrame frame(3, 2, {1, 2, 3, 4, 5, 6}, TIMESTAMP);
    135     TouchVideoFrame frameRotated(3, 2, {6, 5, 4, 3, 2, 1}, TIMESTAMP);
    136     frame.rotate(DISPLAY_ORIENTATION_180);
    137     ASSERT_EQ(frame, frameRotated);
    138 }
    139 
    140 TEST(TouchVideoFrame, Rotate180_3x2_2times) {
    141     TouchVideoFrame frame(3, 2, {1, 2, 3, 4, 5, 6}, TIMESTAMP);
    142     TouchVideoFrame frameOriginal(3, 2, {1, 2, 3, 4, 5, 6}, TIMESTAMP);
    143     frame.rotate(DISPLAY_ORIENTATION_180);
    144     frame.rotate(DISPLAY_ORIENTATION_180);
    145     ASSERT_EQ(frame, frameOriginal);
    146 }
    147 
    148 TEST(TouchVideoFrame, Rotate180_3x3) {
    149     TouchVideoFrame frame(3, 3, {1, 2, 3, 4, 5, 6, 7, 8, 9}, TIMESTAMP);
    150     TouchVideoFrame frameRotated(3, 3, {9, 8, 7, 6, 5, 4, 3, 2, 1}, TIMESTAMP);
    151     frame.rotate(DISPLAY_ORIENTATION_180);
    152     ASSERT_EQ(frame, frameRotated);
    153 }
    154 
    155 // --- Rotate 270 degrees ---
    156 
    157 TEST(TouchVideoFrame, Rotate270_0x0) {
    158     TouchVideoFrame frame(0, 0, {}, TIMESTAMP);
    159     TouchVideoFrame frameRotated(0, 0, {}, TIMESTAMP);
    160     frame.rotate(DISPLAY_ORIENTATION_270);
    161     ASSERT_EQ(frame, frameRotated);
    162 }
    163 
    164 TEST(TouchVideoFrame, Rotate270_1x1) {
    165     TouchVideoFrame frame(1, 1, {1}, TIMESTAMP);
    166     TouchVideoFrame frameRotated(1, 1, {1}, TIMESTAMP);
    167     frame.rotate(DISPLAY_ORIENTATION_270);
    168     ASSERT_EQ(frame, frameRotated);
    169 }
    170 
    171 TEST(TouchVideoFrame, Rotate270_2x2) {
    172     TouchVideoFrame frame(2, 2, {1, 2, 3, 4}, TIMESTAMP);
    173     TouchVideoFrame frameRotated(2, 2, {2, 4, 1, 3}, TIMESTAMP);
    174     frame.rotate(DISPLAY_ORIENTATION_270);
    175     ASSERT_EQ(frame, frameRotated);
    176 }
    177 
    178 TEST(TouchVideoFrame, Rotate270_3x2) {
    179     TouchVideoFrame frame(3, 2, {1, 2, 3, 4, 5, 6}, TIMESTAMP);
    180     TouchVideoFrame frameRotated(2, 3, {2, 4, 6, 1, 3, 5}, TIMESTAMP);
    181     frame.rotate(DISPLAY_ORIENTATION_270);
    182     ASSERT_EQ(frame, frameRotated);
    183 }
    184 
    185 TEST(TouchVideoFrame, Rotate270_3x2_4times) {
    186     TouchVideoFrame frame(3, 2, {1, 2, 3, 4, 5, 6}, TIMESTAMP);
    187     TouchVideoFrame frameOriginal(3, 2, {1, 2, 3, 4, 5, 6}, TIMESTAMP);
    188     frame.rotate(DISPLAY_ORIENTATION_270);
    189     frame.rotate(DISPLAY_ORIENTATION_270);
    190     frame.rotate(DISPLAY_ORIENTATION_270);
    191     frame.rotate(DISPLAY_ORIENTATION_270);
    192     ASSERT_EQ(frame, frameOriginal);
    193 }
    194 
    195 } // namespace test
    196 } // namespace android
    197