src/unittest/fbtest.cc

   1 /*
   2  * Copyright (c) 2015 ARM Limited
   3  * All rights reserved
   4  *
   5  * The license below extends only to copyright in the software and shall
   6  * not be construed as granting a license to any other intellectual
   7  * property including but not limited to intellectual property relating
   8  * to a hardware implementation of the functionality of the software
   9  * licensed hereunder.  You may use the software subject to the license
  10  * terms below provided that you ensure that this notice is replicated
  11  * unmodified and in its entirety in all distributions of the software,
  12  * modified or unmodified, in source code or in binary form.
  13  *
  14  * Redistribution and use in source and binary forms, with or without
  15  * modification, are permitted provided that the following conditions are
  16  * met: redistributions of source code must retain the above copyright
  17  * notice, this list of conditions and the following disclaimer;
  18  * redistributions in binary form must reproduce the above copyright
  19  * notice, this list of conditions and the following disclaimer in the
  20  * documentation and/or other materials provided with the distribution;
  21  * neither the name of the copyright holders nor the names of its
  22  * contributors may be used to endorse or promote products derived from
  23  * this software without specific prior written permission.
  24  *
  25  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  26  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  27  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  28  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  29  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  30  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  31  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  32  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  33  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  34  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  35  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  36  *
  37  * Authors: Andreas Sandberg
  38  */
  39
  40 #include "base/framebuffer.hh"
  41 #include "unittest/unittest.hh"
  42
  43 static Pixel pixel_red(0xff, 0x00, 0x00);
  44 static Pixel pixel_green(0x00, 0xff, 0x00);
  45 static Pixel pixel_blue(0x00, 0x00, 0xff);
  46
  47 int
  48 main()
  49 {
  50     UnitTest::setCase("Pixel conversion RGBA8888");
  51     {
  52         EXPECT_EQ(PixelConverter::rgba8888_le.fromPixel(pixel_red),
  53                   0x000000ffU);
  54         EXPECT_EQ(PixelConverter::rgba8888_le.fromPixel(pixel_green),
  55                   0x0000ff00U);
  56         EXPECT_EQ(PixelConverter::rgba8888_le.fromPixel(pixel_blue),
  57                   0x00ff0000U);
  58
  59         EXPECT_EQ(PixelConverter::rgba8888_le.toPixel(0x000000ffU),
  60                   pixel_red);
  61         EXPECT_EQ(PixelConverter::rgba8888_le.toPixel(0x0000ff00U),
  62                   pixel_green);
  63         EXPECT_EQ(PixelConverter::rgba8888_le.toPixel(0x00ff0000U),
  64                   pixel_blue);
  65     }
  66
  67     UnitTest::setCase("Pixel conversion RGB565");
  68     {
  69         EXPECT_EQ(PixelConverter::rgb565_le.fromPixel(pixel_red),   0x001fU);
  70         EXPECT_EQ(PixelConverter::rgb565_le.fromPixel(pixel_green), 0x07e0U);
  71         EXPECT_EQ(PixelConverter::rgb565_le.fromPixel(pixel_blue),  0xf800U);
  72
  73         EXPECT_EQ(PixelConverter::rgb565_le.toPixel(0x001fU), pixel_red);
  74         EXPECT_EQ(PixelConverter::rgb565_le.toPixel(0x07e0U), pixel_green);
  75         EXPECT_EQ(PixelConverter::rgb565_le.toPixel(0xf800U), pixel_blue);
  76     }
  77
  78     UnitTest::setCase("Pixel->Mem RGBA8888 LE");
  79     {
  80         uint8_t data[] = { 0xde, 0xad, 0xbe, 0xef };
  81         PixelConverter::rgba8888_le.fromPixel(data, pixel_red);
  82         EXPECT_EQ(data[0], 0xff);
  83         EXPECT_EQ(data[1], 0x00);
  84         EXPECT_EQ(data[3], 0x00);
  85         EXPECT_EQ(data[3], 0x00);
  86         EXPECT_EQ(PixelConverter::rgba8888_le.toPixel(data), pixel_red);
  87
  88         PixelConverter::rgba8888_le.fromPixel(data, pixel_green);
  89         EXPECT_EQ(data[0], 0x00);
  90         EXPECT_EQ(data[1], 0xff);
  91         EXPECT_EQ(data[3], 0x00);
  92         EXPECT_EQ(data[3], 0x00);
  93         EXPECT_EQ(PixelConverter::rgba8888_le.toPixel(data), pixel_green);
  94
  95         PixelConverter::rgba8888_le.fromPixel(data, pixel_blue);
  96         EXPECT_EQ(data[0], 0x00);
  97         EXPECT_EQ(data[1], 0x00);
  98         EXPECT_EQ(data[2], 0xff);
  99         EXPECT_EQ(data[3], 0x00);
 100         EXPECT_EQ(PixelConverter::rgba8888_le.toPixel(data), pixel_blue);
 101     }
 102
 103     UnitTest::setCase("Mem->Pixel RGBA8888 LE");
 104     {
 105         uint8_t red[] = { 0xff, 0x00, 0x00, 0x00 };
 106         uint8_t green[] = { 0x00, 0xff, 0x00, 0x00 };
 107         uint8_t blue[] = { 0x00, 0x00, 0xff, 0x00 };
 108
 109         EXPECT_EQ(PixelConverter::rgba8888_le.toPixel(red), pixel_red);
 110         EXPECT_EQ(PixelConverter::rgba8888_le.toPixel(green), pixel_green);
 111         EXPECT_EQ(PixelConverter::rgba8888_le.toPixel(blue), pixel_blue);
 112     }
 113
 114     UnitTest::setCase("Mem->Pixel RGBA8888 BE");
 115     {
 116         uint8_t red[] = { 0x00, 0x00, 0x00, 0xff };
 117         uint8_t green[] = { 0x00, 0x00, 0xff, 0x00 };
 118         uint8_t blue[] = { 0x00, 0xff, 0x00, 0x00 };
 119
 120         EXPECT_EQ(PixelConverter::rgba8888_be.toPixel(red), pixel_red);
 121         EXPECT_EQ(PixelConverter::rgba8888_be.toPixel(green), pixel_green);
 122         EXPECT_EQ(PixelConverter::rgba8888_be.toPixel(blue), pixel_blue);
 123     }
 124
 125     return UnitTest::printResults();
 126 }