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/*************************************************************************
** OFMReaderTest.cpp **
** **
** This file is part of dvisvgm -- a fast DVI to SVG converter **
** Copyright (C) 2005-2025 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 <fstream>
#include <string>
#include <vector>
#include "Length.hpp"
#include "OFM.hpp"
#ifndef SRCDIR
#define SRCDIR "."
#endif
using namespace std;
class OFMReaderTest : public ::testing::Test {
public:
void SetUp () override {
string fname = string(SRCDIR)+"/data/omarab.ofm";
ifstream ifs(fname, ios::binary);
ASSERT_TRUE(ifs.is_open()) << "failed to open " << fname;
ofm0.read(ifs);
scale0 = ofm0.getDesignSize();
ifs.close();
fname = string(SRCDIR)+"/data/upjf-g.ofm";
ifs.open(fname, ios::binary);
ASSERT_TRUE(ifs.is_open()) << "failed to open " << fname;
ofm1.read(ifs);
scale1 = ofm1.getDesignSize();
}
protected:
OFM0 ofm0;
OFM1 ofm1;
double scale0=0, scale1=0;
};
TEST_F(OFMReaderTest, properties) {
EXPECT_EQ(ofm0.getChecksum(), 0x9DCC4880u);
EXPECT_FALSE(ofm0.verticalLayout());
EXPECT_EQ(ofm0.firstChar(), 0x21u);
EXPECT_EQ(ofm0.lastChar(), 0x059Fu);
EXPECT_NEAR(ofm0.getDesignSize(), 10.0*Length::pt2bp, 0.000001);
EXPECT_EQ(ofm1.getChecksum(), 0u);
EXPECT_FALSE(ofm1.verticalLayout());
EXPECT_EQ(ofm1.firstChar(), 0x2600u);
EXPECT_EQ(ofm1.lastChar(), 0xFFFFu);
EXPECT_NEAR(ofm1.getDesignSize(), 10.0*Length::pt2bp, 0.000001);
}
TEST_F(OFMReaderTest, charWidth) {
EXPECT_NEAR(ofm0.getCharWidth(0x029D), 0.853*scale0, 0.0001);
EXPECT_NEAR(ofm0.getCharWidth(0x02A0), 0.444*scale0, 0.0001);
EXPECT_NEAR(ofm0.getCharWidth(0x1000), 0, 0.0001);
EXPECT_NEAR(ofm1.getCharWidth(0x2600), 1.0*scale1, 0.0001);
EXPECT_NEAR(ofm1.getCharWidth(0xFF00), 0.5*scale1, 0.0001);
EXPECT_NEAR(ofm1.getCharWidth(0xFF01), 0.5*scale1, 0.0001);
}
TEST_F(OFMReaderTest, charHeight) {
EXPECT_NEAR(ofm0.getCharHeight(0x029D), 0.298*scale0, 0.0001);
EXPECT_NEAR(ofm0.getCharHeight(0x02A0), 0.685*scale0, 0.0001);
EXPECT_DOUBLE_EQ(ofm0.getCharHeight(0x1000), 0);
EXPECT_NEAR(ofm1.getCharHeight(0x2600), 0.9*scale1, 0.0001);
EXPECT_NEAR(ofm1.getCharHeight(0xFF00), 0.9*scale1, 0.0001);
EXPECT_NEAR(ofm1.getCharHeight(0xFF01), 0.9*scale1, 0.0001);
}
TEST_F(OFMReaderTest, charDepth) {
EXPECT_NEAR(ofm0.getCharDepth(0x029D), 0.3*scale0, 0.0001);
EXPECT_NEAR(ofm0.getCharDepth(0x02A0), 0, 0.0001);
EXPECT_NEAR(ofm0.getCharDepth(0x1000), 0, 0.0001);
EXPECT_NEAR(ofm1.getCharDepth(0x2600), 0.1*scale1, 0.0001);
EXPECT_NEAR(ofm1.getCharDepth(0xFF00), 0.1*scale1, 0.0001);
EXPECT_NEAR(ofm1.getCharDepth(0xFF01), 0.1*scale1, 0.0001);
}
TEST_F(OFMReaderTest, italicCorr) {
EXPECT_DOUBLE_EQ(ofm0.getItalicCorr(0x029D), 0);
EXPECT_DOUBLE_EQ(ofm0.getItalicCorr(0x02A0), 0);
EXPECT_DOUBLE_EQ(ofm0.getItalicCorr(0x1000), 0);
EXPECT_DOUBLE_EQ(ofm1.getItalicCorr(0x2600), 0);
EXPECT_DOUBLE_EQ(ofm1.getItalicCorr(0xFF00), 0);
EXPECT_DOUBLE_EQ(ofm1.getItalicCorr(0xFF01), 0);
}
TEST_F(OFMReaderTest, params) {
EXPECT_NEAR(ofm0.getSpace(), 0.5*scale0, 0.0001);
EXPECT_NEAR(ofm0.getSpaceShrink(), 0.1*scale0, 0.0001);
EXPECT_NEAR(ofm0.getSpaceStretch(), 0.3*scale0, 0.0001);
EXPECT_NEAR(ofm0.getQuad(), 1.0*scale0, 0.0001);
EXPECT_NEAR(ofm1.getSpace(), 0, 0.0001);
EXPECT_NEAR(ofm1.getSpaceShrink(), 0, 0.0001);
EXPECT_NEAR(ofm1.getSpaceStretch(), 0.1*scale1, 0.0001);
EXPECT_NEAR(ofm1.getQuad(), 1.0*scale1, 0.0001);
}
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