diff options
Diffstat (limited to '')
-rw-r--r-- | tests/coord-test.cpp | 90 |
1 files changed, 90 insertions, 0 deletions
diff --git a/tests/coord-test.cpp b/tests/coord-test.cpp new file mode 100644 index 0000000..c96b095 --- /dev/null +++ b/tests/coord-test.cpp @@ -0,0 +1,90 @@ +/** @file + * @brief Unit tests for functions related to Coord. + * Uses the Google Testing Framework + *//* + * Authors: + * Krzysztof KosiĆski <tweenk.pl@gmail.com> + * + * Copyright 2014 Authors + * + * This library is free software; you can redistribute it and/or + * modify it either under the terms of the GNU Lesser General Public + * License version 2.1 as published by the Free Software Foundation + * (the "LGPL") or, at your option, under the terms of the Mozilla + * Public License Version 1.1 (the "MPL"). If you do not alter this + * notice, a recipient may use your version of this file under either + * the MPL or the LGPL. + * + * You should have received a copy of the LGPL along with this library + * in the file COPYING-LGPL-2.1; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * You should have received a copy of the MPL along with this library + * in the file COPYING-MPL-1.1 + * + * The contents of this file are subject to the Mozilla Public License + * Version 1.1 (the "License"); you may not use this file except in + * compliance with the License. You may obtain a copy of the License at + * http://www.mozilla.org/MPL/ + * + * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY + * OF ANY KIND, either express or implied. See the LGPL or the MPL for + * the specific language governing rights and limitations. + */ + +#include <gtest/gtest.h> +#include <2geom/coord.h> +#include <climits> +#include <stdint.h> +#include <glib.h> +#include <iostream> + +namespace Geom { + +TEST(CoordTest, StringRoundtripShortest) { + union { + uint64_t u; + double d; + }; + for (unsigned i = 0; i < 100000; ++i) { + u = uint64_t(g_random_int()) | (uint64_t(g_random_int()) << 32); + if (!std::isfinite(d)) continue; + + std::string str = format_coord_shortest(d); + double x = parse_coord(str); + if (x != d) { + std::cout << std::endl << d << " -> " << str << " -> " << x << std::endl; + } + EXPECT_EQ(d, x); + } +} + +TEST(CoordTest, StringRoundtripNice) { + union { + uint64_t u; + double d; + }; + for (unsigned i = 0; i < 100000; ++i) { + u = uint64_t(g_random_int()) | (uint64_t(g_random_int()) << 32); + if (!std::isfinite(d)) continue; + + std::string str = format_coord_nice(d); + double x = parse_coord(str); + if (x != d) { + std::cout << std::endl << d << " -> " << str << " -> " << x << std::endl; + } + EXPECT_EQ(d, x); + } +} + +} // end namespace Geom + +/* + Local Variables: + mode:c++ + c-file-style:"stroustrup" + c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +)) + indent-tabs-mode:nil + fill-column:99 + End: +*/ +// vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:fileencoding=utf-8:textwidth=99 : |