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Diffstat (limited to 'Build/source/texk/dvisvgm/dvisvgm-src/tests/ColorTest.cpp')
-rw-r--r-- | Build/source/texk/dvisvgm/dvisvgm-src/tests/ColorTest.cpp | 214 |
1 files changed, 0 insertions, 214 deletions
diff --git a/Build/source/texk/dvisvgm/dvisvgm-src/tests/ColorTest.cpp b/Build/source/texk/dvisvgm/dvisvgm-src/tests/ColorTest.cpp deleted file mode 100644 index 116400ef917..00000000000 --- a/Build/source/texk/dvisvgm/dvisvgm-src/tests/ColorTest.cpp +++ /dev/null @@ -1,214 +0,0 @@ -/************************************************************************* -** ColorTest.cpp ** -** ** -** This file is part of dvisvgm -- a fast DVI to SVG converter ** -** Copyright (C) 2005-2021 Martin Gieseking <martin.gieseking@uos.de> ** -** ** -** This program is free software; you can redistribute it and/or ** -** modify it under the terms of the GNU General Public License as ** -** published by the Free Software Foundation; either version 3 of ** -** the License, or (at your option) any later version. ** -** ** -** This program 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 General Public License for more details. ** -** ** -** You should have received a copy of the GNU General Public License ** -** along with this program; if not, see <http://www.gnu.org/licenses/>. ** -*************************************************************************/ - -#include <gtest/gtest.h> -#include "Color.hpp" - -using namespace std; - -TEST(ColorTest, construct) { - EXPECT_EQ(Color(uint8_t(1), uint8_t(2), uint8_t(3)).rgbString(), "#010203"); - EXPECT_EQ(Color(1.0/255, 2.0/255, 3.0/255).rgbString(), "#010203"); - EXPECT_EQ(Color("Blue").rgbString(), "#00f"); - EXPECT_EQ(Color("blue").rgbString(), "#00f"); - EXPECT_EQ(Color("invalid").rgbString(), "#000"); -} - - -TEST(ColorTest, gray) { - Color c; - c.setGray(10.0/255); - EXPECT_EQ(c.rgbString(), "#0a0a0a"); - c.setGray(uint8_t(15)); - EXPECT_EQ(c.rgbString(), "#0f0f0f"); -} - - -TEST(ColorTest, hsb) { - Color c; - c.setHSB(20.0/360, 0.75, 0.8); // i==0 - EXPECT_EQ(c.rgbString(), "#c63"); - c.setHSB(60.0/360, 0.75, 0.8); // i==1 - EXPECT_EQ(c.rgbString(), "#cc3"); - c.setHSB(120.0/360, 1.0, 1.0); // i==2 - EXPECT_EQ(c.rgbString(), "#0f0"); - c.setHSB(180.0/360, 1.0, 1.0); // i==3 - EXPECT_EQ(c.rgbString(), "#0ff"); - c.setHSB(240.0/360, 0.75, 0.8); // i==4 - EXPECT_EQ(c.rgbString(), "#33c"); - c.setHSB(300.0/360, 0.75, 0.8); // i==5 - EXPECT_EQ(c.rgbString(), "#c3c"); - c.setHSB(0.0, 1.0, 1.0); - EXPECT_EQ(c.rgbString(), "#f00"); - c.setHSB(20.0/360, 0, 0.2); // s==0 - EXPECT_EQ(c.rgbString(), "#333"); -} - - -TEST(ColorTest, cmyk) { - Color color; - color.setCMYK(0.5, 0.4, 0.6, 0.2); - EXPECT_EQ(color.rgbString(), "#667a52"); - double c, m, y, k; - color.setRGB(0.0, 0.0, 0.0); - color.getCMYK(c, m, y, k); - EXPECT_DOUBLE_EQ(c, 0.0); - EXPECT_DOUBLE_EQ(m, 0.0); - EXPECT_DOUBLE_EQ(y, 0.0); - EXPECT_DOUBLE_EQ(k, 1.0); - color.setRGB(1.0, 0.0, 0.0); - color.getCMYK(c, m, y, k); - EXPECT_DOUBLE_EQ(c, 0.0); - EXPECT_DOUBLE_EQ(m, 1.0); - EXPECT_DOUBLE_EQ(y, 1.0); - EXPECT_DOUBLE_EQ(k, 0.0); -} - - -TEST(ColorTest, name) { - Color c; - EXPECT_TRUE(c.setPSName("Magenta")); - EXPECT_EQ(c.rgbString(), "#f0f"); - EXPECT_FALSE(c.setPSName("mulberry")); - EXPECT_TRUE(c.setPSName("mulberry", false)); - EXPECT_EQ(c.rgbString(), "#a314f9"); - - EXPECT_FALSE(c.setPSName("#Magenta")); - EXPECT_FALSE(c.setPSName("#bcdefg")); - EXPECT_TRUE(c.setPSName("#abcdef")); - EXPECT_EQ(c.rgbString(), "#abcdef"); - EXPECT_TRUE(c.setPSName("#89A")); - EXPECT_EQ(c.rgbString(), "#00089a"); - EXPECT_TRUE(c.setPSName("#A98 \n ")); - EXPECT_EQ(c.rgbString(), "#000a98"); -} - - -TEST(ColorTest, getXYZ) { - Color c; - double x, y, z; - c.setRGB(1.0, 0, 0); - c.getXYZ(x, y, z); - EXPECT_NEAR(x, 0.412456, 0.000001); - EXPECT_NEAR(y, 0.212673, 0.000001); - EXPECT_NEAR(z, 0.019334, 0.000001); - - c.setRGB(0, 1.0, 0); - c.getXYZ(x, y, z); - EXPECT_NEAR(x, 0.357576, 0.000001); - EXPECT_NEAR(y, 0.715152, 0.000001); - EXPECT_NEAR(z, 0.119192, 0.000001); - - c.setRGB(0, 0, 1.0); - c.getXYZ(x, y, z); - EXPECT_NEAR(x, 0.180437, 0.000001); - EXPECT_NEAR(y, 0.072175, 0.000001); - EXPECT_NEAR(z, 0.950304, 0.000001); - - valarray<double> rgb(3), xyz(3); - rgb[0] = 0.2; - rgb[1] = 0.75; - rgb[2] = 0.9; - Color::RGB2XYZ(rgb, xyz); - EXPECT_NEAR(xyz[0], 0.342574, 0.000001); - EXPECT_NEAR(xyz[1], 0.437554, 0.000001); - EXPECT_NEAR(xyz[2], 0.811202, 0.000001); -} - - -TEST(ColorTest, getLab) { - Color c; - double l, a, b; - c.setRGB(1.0, 0, 0); - c.getLab(l, a, b); - EXPECT_NEAR(l, 53.2408, 0.0001); - EXPECT_NEAR(a, 80.0925, 0.0001); - EXPECT_NEAR(b, 67.2032, 0.0001); - - c.setRGB(0, 1.0, 0); - c.getLab(l, a, b); - EXPECT_NEAR(l, 87.7347, 0.0001); - EXPECT_NEAR(a, -86.1827, 0.0001); - EXPECT_NEAR(b, 83.1793, 0.0001); - - c.setRGB(0, 0, 1.0); - c.getLab(l, a, b); - EXPECT_NEAR(l, 32.2970, 0.0001); - EXPECT_NEAR(a, 79.1875, 0.0001); - EXPECT_NEAR(b, -107.8602, 0.0001); - - valarray<double> rgb(3), lab(3); - rgb[0] = 0.2; - rgb[1] = 0.75; - rgb[2] = 0.9; - Color::RGB2Lab(rgb, lab); - EXPECT_NEAR(lab[0], 72.0647, 0.0001); - EXPECT_NEAR(lab[1], -23.7597, 0.0001); - EXPECT_NEAR(lab[2], -29.4733, 0.0001); -} - - -TEST(ColorTest, svgColorString) { - EXPECT_EQ(Color(uint32_t(0x000000)).svgColorString(false), "black"); - EXPECT_EQ(Color(uint32_t(0xffffff)).svgColorString(false), "white"); - EXPECT_EQ(Color(uint32_t(0xff0000)).svgColorString(false), "red"); - EXPECT_EQ(Color(uint32_t(0x9400d3)).svgColorString(false), "darkviolet"); - EXPECT_EQ(Color(uint32_t(0x000001)).svgColorString(false), "#000001"); - - EXPECT_EQ(Color(uint32_t(0x000000)).svgColorString(true), "#000"); - EXPECT_EQ(Color(uint32_t(0xffffff)).svgColorString(true), "#fff"); - EXPECT_EQ(Color(uint32_t(0xff0000)).svgColorString(true), "#f00"); - EXPECT_EQ(Color(uint32_t(0x9400d3)).svgColorString(true), "#9400d3"); - EXPECT_EQ(Color(uint32_t(0x000001)).svgColorString(true), "#000001"); -} - - -TEST(ColorTest, components) { - EXPECT_EQ(Color::numComponents(Color::ColorSpace::GRAY), 1); - EXPECT_EQ(Color::numComponents(Color::ColorSpace::RGB), 3); - EXPECT_EQ(Color::numComponents(Color::ColorSpace::LAB), 3); - EXPECT_EQ(Color::numComponents(Color::ColorSpace::CMYK), 4); -} - - -TEST(ColorTest, scale) { - EXPECT_EQ((Color(uint32_t(0x123456)) *= 0.0).rgbString(), "#000"); - EXPECT_EQ((Color(uint32_t(0x123456)) *= 1.0).rgbString(), "#123456"); - EXPECT_EQ((Color(uint32_t(0x123456)) *= 3.0).rgbString(), "#369d02"); - EXPECT_EQ((Color(uint32_t(0x123456)) *= 0.5).rgbString(), "#091a2b"); -} - - -TEST(ColorTest, set) { - Color color; - vector<double> vec{0.1, 0.2, 0.3, 0.4}; - VectorIterator<double> it(vec); - color.set(Color::ColorSpace::GRAY, it); - EXPECT_EQ(uint32_t(color), 0x1a1a1au); - it.reset(); - color.set(Color::ColorSpace::RGB, it); - EXPECT_EQ(uint32_t(color), 0x1a334du); - it.reset(); - color.set(Color::ColorSpace::CMYK, it); - EXPECT_EQ(uint32_t(color), 0x8a7a6bu); - it.reset(); - color.set(Color::ColorSpace::LAB, it); - EXPECT_EQ(uint32_t(color), 0x010000u); -} |