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Diffstat (limited to 'Build/source/texk/dvisvgm/dvisvgm-src/tests/GraphicsPathTest.cpp')
-rw-r--r-- | Build/source/texk/dvisvgm/dvisvgm-src/tests/GraphicsPathTest.cpp | 134 |
1 files changed, 134 insertions, 0 deletions
diff --git a/Build/source/texk/dvisvgm/dvisvgm-src/tests/GraphicsPathTest.cpp b/Build/source/texk/dvisvgm/dvisvgm-src/tests/GraphicsPathTest.cpp new file mode 100644 index 00000000000..bef0cde0e28 --- /dev/null +++ b/Build/source/texk/dvisvgm/dvisvgm-src/tests/GraphicsPathTest.cpp @@ -0,0 +1,134 @@ +/************************************************************************* +** GraphicsPathTest.cpp ** +** ** +** This file is part of dvisvgm -- a fast DVI to SVG converter ** +** Copyright (C) 2005-2017 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 <sstream> +#include "GraphicsPath.hpp" + +using std::ostringstream; + +TEST(GraphicsPathTest, svg) { + GraphicsPath<int> path; + path.moveto(0,0); + path.lineto(10,10); + path.cubicto(20,20,30,30,40,40); + path.closepath(); + EXPECT_FALSE(path.empty()); + EXPECT_EQ(path.size(), 4); + ostringstream oss; + path.writeSVG(oss, false); + EXPECT_EQ(oss.str(), "M0 0L10 10C20 20 30 30 40 40Z"); + path.clear(); + EXPECT_TRUE(path.empty()); +} + + +TEST(GraphicsPathTest, optimize) { + GraphicsPath<int> path; + path.moveto(0,0); + path.lineto(10,0); + path.lineto(10,20); + ostringstream oss; + path.writeSVG(oss, false); + EXPECT_EQ(oss.str(), "M0 0H10V20"); +} + + +TEST(GraphicsPathTest, transform) { + GraphicsPath<double> path; + path.moveto(0,0); + path.lineto(1,0); + path.lineto(1,1); + path.lineto(0,1); + path.closepath(); + Matrix m(1); + m.scale(2,2); + m.translate(10, 100); + m.rotate(90); + path.transform(m); + ostringstream oss; + path.writeSVG(oss, false); + EXPECT_EQ(oss.str(), "M-100 10V12H-102V10Z"); +} + + +TEST(GraphicsPathTest, closeOpenSubPaths) { + GraphicsPath<double> path; + path.moveto(0,0); + path.lineto(1,0); + path.lineto(1,1); + path.lineto(0,1); + path.moveto(10,10); + path.lineto(11,10); + path.lineto(11,11); + path.lineto(10,11); + path.closeOpenSubPaths(); + ostringstream oss; + path.writeSVG(oss, false); + EXPECT_EQ(oss.str(), "M0 0H1V1H0ZM10 10H11V11H10Z"); +} + + +TEST(GraphicsPathTest, relative1) { + GraphicsPath<int> path; + path.moveto(0,0); + path.lineto(10,10); + path.lineto(10,20); + path.cubicto(20,20,30,30,40,40); + path.conicto(50, 50, 60, 60); + path.lineto(100,60); + path.closepath(); + ostringstream oss; + path.writeSVG(oss, true); + EXPECT_EQ(oss.str(), "m0 0l10 10v10c10 0 20 10 30 20q10 10 20 20h40z"); +} + + +TEST(GraphicsPathTest, computeBBox) { + GraphicsPath<int> path; + path.moveto(10,10); + path.lineto(100,10); + path.conicto(10,100,40,80); + path.cubicto(5,5,30,10,90,70); + path.lineto(20,30); + path.closepath(); + BoundingBox bbox; + path.computeBBox(bbox); + EXPECT_EQ(bbox, BoundingBox(5, 5, 100, 100)); +} + + +TEST(GraphicsPathTest, removeRedundantCommands) { + GraphicsPath<int> path; + path.moveto(10,10); + path.lineto(100,10); + path.conicto(10,100,40,80); + path.cubicto(5,5,30,10,90,70); + path.moveto(10,10); + path.moveto(15,10); + path.moveto(20,20); + path.lineto(20,30); + path.moveto(10,10); + path.moveto(20,20); + path.removeRedundantCommands(); + ostringstream oss; + path.writeSVG(oss, false); + EXPECT_EQ(oss.str(), "M10 10H100Q10 100 40 80C5 5 30 10 90 70M20 20V30"); +} |