1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
|
/*************************************************************************
** PSInterpreterTest.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 "PSInterpreter.hpp"
#include <sstream>
#include <vector>
using namespace std;
class PSTestActions : public PSActions {
public:
void applyscalevals (vector<double> &p) override {print("applyscalevals", p);}
void clip (vector<double> &p) override {print("clip", p);}
void clippath (vector<double> &p) override {print("clippath", p);}
void closepath (vector<double> &p) override {print("closepath", p);}
void curveto (vector<double> &p) override {print("curveto", p);}
void eoclip (vector<double> &p) override {print("eoclip", p);}
void eofill (vector<double> &p) override {print("eofill", p);}
void fill (vector<double> &p) override {print("fill", p);}
void gsave (vector<double> &p) override {print("gsave", p);}
void grestore (vector<double> &p) override {print("grestore", p);}
void grestoreall (std::vector<double> &p) override {print("grestoreall", p);}
void image (std::vector<double> &p) override {print("image", p);}
void initclip (vector<double> &p) override {print("initclip", p);}
void lineto (vector<double> &p) override {print("lineto", p);}
void moveto (vector<double> &p) override {print("moveto", p);}
void makepattern (vector<double> &p) override {print("makepattern", p);}
void setpattern (vector<double> &p) override {print("setpattern", p);}
void setpagedevice (vector<double> &p) override {print("setpagedevice", p);}
void newpath (vector<double> &p) override {print("newpath", p);}
void querypos (vector<double> &p) override {print("querypos", p);}
void restore(std::vector<double> &p) override {print("restore", p);}
void rotate (vector<double> &p) override {print("rotate", p);}
void save(std::vector<double> &p) override {print("save", p);}
void scale (vector<double> &p) override {print("scale", p);}
void setalphaisshape (vector<double> &p) override {print("setalphaisshape", p);}
void setblendmode (vector<double> &p) override {print("setblendmode", p);}
void setcolorspace (vector<double> &p) override {print("setcolorspace", p);}
void setcmykcolor (vector<double> &p) override {print("setcmykcolor", p);}
void setdash (vector<double> &p) override {print("setdash", p);}
void setfillconstantalpha (vector<double> &p) override {print("setfillconstantalpha", p);}
void setgray (vector<double> &p) override {print("setgray", p);}
void sethsbcolor (vector<double> &p) override {print("sethsbcolor", p);}
void setlinecap (vector<double> &p) override {print("setlinecap", p);}
void setlinejoin (vector<double> &p) override {print("setlinejoin", p);}
void setlinewidth (vector<double> &p) override {print("setlinewidth", p);}
void setmatrix (vector<double> &p) override {print("setmatrix", p);}
void setmiterlimit (vector<double> &p) override {print("setmiterlimit", p);}
void setnulldevice (vector<double> &p) override {print("setnulldevice", p);}
void setrgbcolor (vector<double> &p) override {print("setrgbcolor", p);}
void setstrokeconstantalpha (vector<double> &p) override {print("setstrokeconstantalpha", p);}
void shfill (vector<double> &p) override {print("shfill", p);}
void stroke (vector<double> &p) override {print("stroke", p);}
void translate (vector<double> &p) override {print("translate", p);}
string result () const {return _oss.str();}
void clear () {_oss.str("");}
protected:
void print (const char *op, const vector<double> &p) {
_oss << op;
for (size_t i=0; i < p.size(); ++i)
_oss << ' ' << p[i];
_oss << ';';
}
private:
ostringstream _oss;
};
TEST(PSInterpreterTest, init) {
PSTestActions actions;
PSInterpreter psi(&actions);
ASSERT_TRUE(psi.active());
EXPECT_EQ(actions.result(), "");
}
TEST(PSInterpreterTest, gsave_grestore) {
PSTestActions actions;
PSInterpreter psi(&actions);
psi.execute("gsave ");
EXPECT_EQ(actions.result(), "gsave;");
actions.clear();
psi.execute("grestore ");
if (psi.hasFullOpacitySupport())
EXPECT_EQ(actions.result(), "setmatrix 1 0 0 1 0 0;applyscalevals 1 1 1;setlinewidth 1;setlinecap 0;setlinejoin 0;setmiterlimit 10;setblendmode 0;setalphaisshape 0;setstrokeconstantalpha 1;setfillconstantalpha 1;setcolorspace 0;setrgbcolor 0 0 0;setdash 0;grestore;");
else
EXPECT_EQ(actions.result(), "setmatrix 1 0 0 1 0 0;applyscalevals 1 1 1;setlinewidth 1;setlinecap 0;setlinejoin 0;setmiterlimit 10;setcolorspace 0;setrgbcolor 0 0 0;setdash 0;grestore;");
actions.clear();
psi.execute("1 setlinecap 5 setmiterlimit 0 1 0 setrgbcolor gsave 0 setlinecap 10 setmiterlimit ");
EXPECT_EQ(actions.result(), "setlinecap 1;setmiterlimit 5;setrgbcolor 0 1 0;gsave;setlinecap 0;setmiterlimit 10;");
actions.clear();
psi.execute("grestore ");
if (psi.hasFullOpacitySupport())
EXPECT_EQ(actions.result(), "setmatrix 1 0 0 1 0 0;applyscalevals 1 1 1;setlinewidth 1;setlinecap 1;setlinejoin 0;setmiterlimit 5;setblendmode 0;setalphaisshape 0;setstrokeconstantalpha 1;setfillconstantalpha 1;setcolorspace 0;setrgbcolor 0 1 0;setdash 0;grestore;");
else
EXPECT_EQ(actions.result(), "setmatrix 1 0 0 1 0 0;applyscalevals 1 1 1;setlinewidth 1;setlinecap 1;setlinejoin 0;setmiterlimit 5;setcolorspace 0;setrgbcolor 0 1 0;setdash 0;grestore;");
}
TEST(PSInterpreterTest, stroke_fill) {
PSTestActions actions;
PSInterpreter psi(&actions);
psi.execute("0 0 moveto 10 10 lineto 0 10 lineto closepath stroke ");
EXPECT_EQ(actions.result(), "setcolorspace 0;setrgbcolor 0 0 0;newpath 0;moveto 0 0;lineto 10 10;lineto 0 10;closepath;stroke;");
actions.clear();
psi.execute("0 0 moveto 10 10 lineto 0 10 lineto closepath fill ");
EXPECT_EQ(actions.result(), "setcolorspace 0;setrgbcolor 0 0 0;newpath 0;moveto 0 0;lineto 10 10;lineto 0 10;closepath;fill;");
}
TEST(PSInterpreterTest, clip) {
PSTestActions actions;
PSInterpreter psi(&actions);
psi.execute("initclip ");
EXPECT_EQ(actions.result(), "initclip;");
actions.clear();
psi.execute("0 0 moveto 10 10 lineto 0 10 lineto closepath clip ");
EXPECT_EQ(actions.result(), "newpath 0;moveto 0 0;lineto 10 10;lineto 0 10;closepath;clip;");
}
TEST(PSInterpreterTest, transform) {
PSTestActions actions;
PSInterpreter psi(&actions);
psi.execute("10 10 scale 90 rotate 100 -100 translate ");
EXPECT_EQ(actions.result(), "scale 10 10;applyscalevals 10 10 1;rotate 90;applyscalevals 10 10 0;translate 100 -100;");
}
TEST(PSInterpreterTest, calculate) {
PSTestActions actions;
PSInterpreter psi(&actions);
psi.execute("2 3 add 4 mul 5 div rotate ");
ASSERT_EQ(actions.result(), "rotate 4;applyscalevals 1 1 0.997564;");
}
TEST(PSInterpreterTest, setlinewidth) {
PSTestActions actions;
PSInterpreter psi(&actions);
psi.execute("10 setlinewidth ");
EXPECT_EQ(actions.result(), "setlinewidth 10;");
actions.clear();
psi.execute("5 5 scale 10 setlinewidth ");
EXPECT_EQ(actions.result(), "scale 5 5;applyscalevals 5 5 1;setlinewidth 10;");
actions.clear();
psi.execute("90 rotate 10 setlinewidth ");
EXPECT_EQ(actions.result(), "rotate 90;applyscalevals 5 5 0;setlinewidth 10;");
actions.clear();
psi.execute("-30 rotate 10 setlinewidth ");
EXPECT_EQ(actions.result(), "rotate -30;applyscalevals 5 5 0.5;setlinewidth 10;");
}
TEST(PSInterpreterTest, matrix) {
PSTestActions actions;
PSInterpreter psi(&actions);
psi.execute("matrix setmatrix ");
EXPECT_EQ(actions.result(), "setmatrix 1 0 0 1 0 0;applyscalevals 1 1 1;");
actions.clear();
psi.execute("10 100 translate 30 rotate matrix currentmatrix setmatrix ");
EXPECT_EQ(actions.result(), "translate 10 100;rotate 30;applyscalevals 1 1 0.866025;setmatrix 0.866025 0.5 -0.5 0.866025 10 100;applyscalevals 1 1 0.866025;");
}
|
