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/**
* @file
* @brief Unit tests for openshot::Color
* @author Jonathan Thomas <jonathan@openshot.org>
*
* @section LICENSE
*
* Copyright (c) 2008-2014 OpenShot Studios, LLC
* <http://www.openshotstudios.com/>. This file is part of
* OpenShot Library (libopenshot), an open-source project dedicated to
* delivering high quality video editing and animation solutions to the
* world. For more information visit <http://www.openshot.org/>.
*
* OpenShot Library (libopenshot) is free software: you can redistribute it
* and/or modify it under the terms of the GNU Lesser General Public License
* as published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* OpenShot Library (libopenshot) is distributed in the hope that it will be
* useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with OpenShot Library. If not, see <http://www.gnu.org/licenses/>.
*/
#include "UnitTest++.h"
#include "../include/OpenShot.h"
using namespace std;
using namespace openshot;
TEST(Color_Default_Constructor)
{
// Create an empty color
Color c1;
CHECK_CLOSE(0.0f, c1.red.GetValue(0), 0.00001);
CHECK_CLOSE(0.0f, c1.green.GetValue(0), 0.00001);
CHECK_CLOSE(0.0f, c1.blue.GetValue(0), 0.00001);
}
TEST(Color_Animate_Colors)
{
// Create an empty color
Color c1;
// Set starting color (on frame 0)
c1.red.AddPoint(1, 0);
c1.green.AddPoint(1, 120);
c1.blue.AddPoint(1, 255);
// Set ending color (on frame 1000)
c1.red.AddPoint(1000, 0);
c1.green.AddPoint(1000, 255);
c1.blue.AddPoint(1000, 65);
// Check the color at frame 500
CHECK_CLOSE(0, c1.red.GetLong(500), 0.01);
CHECK_CLOSE(187, c1.green.GetLong(500), 0.01);
CHECK_CLOSE(160, c1.blue.GetLong(500), 0.01);
}
TEST(Color_HEX_Value)
{
// Color
openshot::Color c;
c.red = openshot::Keyframe(0);
c.red.AddPoint(100, 255);
c.green = openshot::Keyframe(0);
c.green.AddPoint(100, 255);
c.blue = openshot::Keyframe(0);
c.blue.AddPoint(100, 255);
CHECK_EQUAL("#000000", c.GetColorHex(1));
CHECK_EQUAL("#7f7f7f", c.GetColorHex(50));
CHECK_EQUAL("#ffffff", c.GetColorHex(100));
}
TEST(Color_HEX_Constructor)
{
// Color
openshot::Color c("#4586db");
c.red.AddPoint(100, 255);
c.green.AddPoint(100, 255);
c.blue.AddPoint(100, 255);
CHECK_EQUAL("#4586db", c.GetColorHex(1));
CHECK_EQUAL("#a2c2ed", c.GetColorHex(50));
CHECK_EQUAL("#ffffff", c.GetColorHex(100));
}
TEST(Color_Distance)
{
// Color
openshot::Color c1("#040a0c");
openshot::Color c2("#0c0c04");
openshot::Color c3("#000000");
openshot::Color c4("#ffffff");
CHECK_CLOSE(19.0f, Color::GetDistance(c1.red.GetInt(1), c1.blue.GetInt(1), c1.green.GetInt(1), c2.red.GetInt(1), c2.blue.GetInt(1), c2.green.GetInt(1)), 0.001);
CHECK_CLOSE(764.0f, Color::GetDistance(c3.red.GetInt(1), c3.blue.GetInt(1), c3.green.GetInt(1), c4.red.GetInt(1), c4.blue.GetInt(1), c4.green.GetInt(1)), 0.001);
}
TEST(Color_RGBA_Constructor)
{
// Color
openshot::Color c(69, 134, 219, 255);
c.red.AddPoint(100, 255);
c.green.AddPoint(100, 255);
c.blue.AddPoint(100, 255);
CHECK_EQUAL("#4586db", c.GetColorHex(1));
CHECK_EQUAL("#a2c2ed", c.GetColorHex(50));
CHECK_EQUAL("#ffffff", c.GetColorHex(100));
// Color with alpha
openshot::Color c1(69, 134, 219, 128);
CHECK_EQUAL("#4586db", c1.GetColorHex(1));
CHECK_EQUAL(128, c1.alpha.GetInt(1));
}
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