-
Notifications
You must be signed in to change notification settings - Fork 553
Expand file tree
/
Copy pathharness.cpp
More file actions
429 lines (367 loc) · 14.4 KB
/
harness.cpp
File metadata and controls
429 lines (367 loc) · 14.4 KB
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
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
//-----------------------------------------------------------------------------
// Our harness for running test cases, and reusable checks.
//
// Copyright 2016 whitequark
//-----------------------------------------------------------------------------
#include <chrono>
#include <cmath>
#include <cstdio>
#include <random>
#include <regex>
#include <cairo.h>
#include "solvespace.h"
#include "harness.h"
#if defined(WIN32)
# include <windows.h>
#else
# include <unistd.h>
#endif
namespace SolveSpace {
namespace Platform {
// These are defined in guinone.cpp, and aren't exposed in solvespace.h.
extern std::vector<Platform::Path> fontFiles;
}
}
#ifdef TEST_BUILD_ON_WINDOWS
static const char *VALID_BUILD_PATH_SEPS = "/\\";
static char BUILD_PATH_SEP = '\\';
#else
static const char *VALID_BUILD_PATH_SEPS = "/";
static char BUILD_PATH_SEP = '/';
#endif
static std::string BuildRoot() {
static std::string rootDir;
if(!rootDir.empty()) return rootDir;
rootDir = __FILE__;
rootDir.erase(rootDir.find_last_of(VALID_BUILD_PATH_SEPS) + 1);
return rootDir;
}
static Platform::Path HostRoot() {
static Platform::Path rootDir;
if(!rootDir.IsEmpty()) return rootDir;
// No especially good way to do this, so let's assume somewhere up from
// the current directory there's our repository, with CMakeLists.txt, and
// pivot from there.
rootDir = Platform::Path::CurrentDirectory();
// We're never more than four levels deep.
for(size_t i = 0; i < 4; i++) {
FILE *f = OpenFile(rootDir.Join("CMakeLists.txt"), "r");
if(f) {
fclose(f);
rootDir = rootDir.Join("test");
return rootDir;
}
rootDir = rootDir.Parent();
}
ssassert(false, "Couldn't locate repository root");
}
enum class Color {
Red,
Green,
DarkGreen
};
static std::string Colorize(Color color, std::string input) {
#if !defined(WIN32)
if(isatty(fileno(stdout))) {
switch(color) {
case Color::Red:
return "\e[1;31m" + input + "\e[0m";
case Color::Green:
return "\e[1;32m" + input + "\e[0m";
case Color::DarkGreen:
return "\e[36m" + input + "\e[0m";
}
}
#endif
return input;
}
// Normalizes a savefile. Different platforms have slightly different floating-point
// behavior, so if we want to compare savefiles byte-by-byte, we need to do something
// to get rid of irrelevant differences in LSB.
static std::string PrepareSavefile(std::string data) {
// Round everything to 2**30 ~ 1e9
const double precision = pow(2, 30);
size_t lineBegin = 0;
while(lineBegin < data.length()) {
size_t nextLineBegin = data.find('\n', lineBegin);
if(nextLineBegin == std::string::npos) {
nextLineBegin = data.length();
} else {
nextLineBegin++;
}
size_t eqPos = data.find('=', lineBegin);
if(eqPos < nextLineBegin) {
std::string key = data.substr(lineBegin, eqPos - lineBegin),
value = data.substr(eqPos + 1, nextLineBegin - eqPos - 2);
for(int i = 0; SolveSpaceUI::SAVED[i].type != 0; i++) {
if(SolveSpaceUI::SAVED[i].fmt != 'f') continue;
if(SolveSpaceUI::SAVED[i].desc != key) continue;
double f = strtod(value.c_str(), NULL);
f = round(f * precision) / precision;
std::string newValue = ssprintf("%.20f", f);
ssassert(value.size() == newValue.size(), "Expected no change in value length");
std::copy(newValue.begin(), newValue.end(),
data.begin() + eqPos + 1);
}
if(key == "Group.impFile") {
data.erase(lineBegin, nextLineBegin - lineBegin);
nextLineBegin = lineBegin;
}
}
size_t spPos = data.find(' ', lineBegin);
if(spPos < nextLineBegin) {
std::string cmd = data.substr(lineBegin, spPos - lineBegin);
if(!cmd.empty()) {
if(cmd == "Surface" || cmd == "SCtrl" || cmd == "TrimBy" ||
cmd == "Curve" || cmd == "CCtrl" || cmd == "CurvePt") {
data.erase(lineBegin, nextLineBegin - lineBegin);
nextLineBegin = lineBegin;
}
}
}
lineBegin = nextLineBegin;
}
return data;
}
bool Test::Helper::RecordCheck(bool success) {
checkCount++;
if(!success) failCount++;
return success;
}
void Test::Helper::PrintFailure(const char *file, int line, std::string msg) {
std::string shortFile = file;
shortFile.erase(0, BuildRoot().size());
fprintf(stderr, "test%c%s:%d: FAILED: %s\n",
BUILD_PATH_SEP, shortFile.c_str(), line, msg.c_str());
}
Platform::Path Test::Helper::GetAssetPath(std::string testFile, std::string assetName,
std::string mangle) {
if(!mangle.empty()) {
assetName.insert(assetName.rfind('.'), "." + mangle);
}
testFile.erase(0, BuildRoot().size());
testFile.erase(testFile.find_last_of(VALID_BUILD_PATH_SEPS) + 1);
return HostRoot().Join(Platform::Path::FromPortable(testFile + assetName));
}
bool Test::Helper::CheckBool(const char *file, int line, const char *expr, bool value,
bool reference) {
if(!RecordCheck(value == reference)) {
std::string msg = ssprintf("(%s) = %s ≠ %s", expr,
value ? "true" : "false",
reference ? "true" : "false");
PrintFailure(file, line, msg);
return false;
} else {
return true;
}
}
bool Test::Helper::CheckEqualString(const char *file, int line, const char *valueExpr,
const std::string &value, const std::string &reference) {
if(!RecordCheck(value == reference)) {
std::string msg = ssprintf("(%s) = \"%s\" ≠ \"%s\"", valueExpr,
value.c_str(), reference.c_str());
PrintFailure(file, line, msg);
return false;
} else {
return true;
}
}
bool Test::Helper::CheckEqualEpsilon(const char *file, int line, const char *valueExpr,
double value, double reference) {
bool result = fabs(value - reference) < LENGTH_EPS;
if(!RecordCheck(result)) {
std::string msg = ssprintf("(%s) = %.4g ≉ %.4g", valueExpr,
value, reference);
PrintFailure(file, line, msg);
return false;
} else {
return true;
}
}
bool Test::Helper::CheckLoad(const char *file, int line, const char *fixture) {
Platform::Path fixturePath = GetAssetPath(file, fixture);
FILE *f = OpenFile(fixturePath, "rb");
bool fixtureExists = (f != NULL);
if(f) fclose(f);
bool result = fixtureExists && SS.LoadFromFile(fixturePath);
if(!RecordCheck(result)) {
PrintFailure(file, line,
ssprintf("loading file '%s'", fixturePath.raw.c_str()));
return false;
} else {
SS.AfterNewFile();
SS.GW.offset = {};
SS.GW.scale = 10.0;
return true;
}
}
bool Test::Helper::CheckSave(const char *file, int line, const char *reference) {
Platform::Path refPath = GetAssetPath(file, reference),
outPath = GetAssetPath(file, reference, "out");
if(!RecordCheck(SS.SaveToFile(outPath))) {
PrintFailure(file, line,
ssprintf("saving file '%s'", refPath.raw.c_str()));
return false;
} else {
std::string refData, outData;
ReadFile(refPath, &refData);
ReadFile(outPath, &outData);
if(!RecordCheck(PrepareSavefile(refData) == PrepareSavefile(outData))) {
PrintFailure(file, line, "savefile doesn't match reference");
return false;
}
RemoveFile(outPath);
return true;
}
}
bool Test::Helper::CheckRender(const char *file, int line, const char *reference) {
// First, render to a framebuffer.
Camera camera = {};
camera.pixelRatio = 1;
camera.gridFit = true;
camera.width = 600;
camera.height = 600;
camera.projUp = SS.GW.projUp;
camera.projRight = SS.GW.projRight;
camera.scale = SS.GW.scale;
CairoPixmapRenderer pixmapCanvas;
pixmapCanvas.SetLighting(SS.GW.GetLighting());
pixmapCanvas.SetCamera(camera);
pixmapCanvas.Init();
pixmapCanvas.StartFrame();
SS.GW.Draw(&pixmapCanvas);
pixmapCanvas.FlushFrame();
pixmapCanvas.FinishFrame();
std::shared_ptr<Pixmap> frame = pixmapCanvas.ReadFrame();
pixmapCanvas.Clear();
// Now, diff framebuffer against reference render.
Platform::Path refPath = GetAssetPath(file, reference),
outPath = GetAssetPath(file, reference, "out"),
diffPath = GetAssetPath(file, reference, "diff");
std::shared_ptr<Pixmap> refPixmap = Pixmap::ReadPng(refPath, /*flip=*/true);
if(!RecordCheck(refPixmap && refPixmap->Equals(*frame))) {
frame->WritePng(outPath, /*flip=*/true);
if(!refPixmap) {
PrintFailure(file, line, "reference render not present");
return false;
}
ssassert(refPixmap->format == frame->format, "Expected buffer formats to match");
if(refPixmap->width != frame->width ||
refPixmap->height != frame->height) {
PrintFailure(file, line, "render doesn't match reference; dimensions differ");
} else {
std::shared_ptr<Pixmap> diffPixmap =
Pixmap::Create(refPixmap->format, refPixmap->width, refPixmap->height);
int diffPixelCount = 0;
for(size_t j = 0; j < refPixmap->height; j++) {
for(size_t i = 0; i < refPixmap->width; i++) {
if(!refPixmap->GetPixel(i, j).Equals(frame->GetPixel(i, j))) {
diffPixelCount++;
diffPixmap->SetPixel(i, j, RgbaColor::From(255, 0, 0, 255));
}
}
}
diffPixmap->WritePng(diffPath, /*flip=*/true);
std::string message =
ssprintf("render doesn't match reference; %d (%.2f%%) pixels differ",
diffPixelCount,
100.0 * diffPixelCount / (refPixmap->width * refPixmap->height));
PrintFailure(file, line, message);
}
return false;
} else {
RemoveFile(outPath);
RemoveFile(diffPath);
return true;
}
}
bool Test::Helper::CheckRenderXY(const char *file, int line, const char *fixture) {
SS.GW.projRight = Vector::From(1, 0, 0);
SS.GW.projUp = Vector::From(0, 1, 0);
return CheckRender(file, line, fixture);
}
bool Test::Helper::CheckRenderIso(const char *file, int line, const char *fixture) {
SS.GW.projRight = Vector::From(0.707, 0.000, -0.707);
SS.GW.projUp = Vector::From(-0.408, 0.816, -0.408);
return CheckRender(file, line, fixture);
}
// Avoid global constructors; using a global static vector instead of a local one
// breaks MinGW for some obscure reason.
static std::vector<Test::Case> *testCasesPtr;
int Test::Case::Register(Test::Case testCase) {
static std::vector<Test::Case> testCases;
testCases.push_back(testCase);
testCasesPtr = &testCases;
return 0;
}
int main(int argc, char **argv) {
std::vector<std::string> args = Platform::InitCli(argc, argv);
std::string filterPattern = ".*";
unsigned int seed = std::random_device{}();
if(args.size() == 1) {
} else if(args.size() == 2) {
filterPattern = args[1];
} else if(args.size() == 3) {
filterPattern = args[1];
seed = std::stoul(args[2]);
} else {
fprintf(stderr, "Usage: %s [test filter regex] [shuffle seed]\n", args[0].c_str());
return 1;
}
fprintf(stderr, "info: using test filter `%s' and seed %u\n", filterPattern.c_str(), seed);
Platform::fontFiles.push_back(HostRoot().Join("Gentium-R.ttf"));
std::mt19937 g(seed);
// Wreck order dependencies between tests!
std::shuffle(testCasesPtr->begin(), testCasesPtr->end(), g);
std::regex filter(filterPattern);
auto testStartTime = std::chrono::steady_clock::now();
size_t ranTally = 0, skippedTally = 0, checkTally = 0, failTally = 0;
for(Test::Case &testCase : *testCasesPtr) {
std::string testCaseName = testCase.fileName;
testCaseName.erase(0, BuildRoot().size());
testCaseName.erase(testCaseName.find_last_of(VALID_BUILD_PATH_SEPS));
testCaseName += BUILD_PATH_SEP + testCase.caseName;
std::smatch filterMatch;
if(!std::regex_search(testCaseName, filterMatch, filter)) {
skippedTally += 1;
continue;
}
SS.Init();
SS.showToolbar = false;
SS.checkClosedContour = false;
Test::Helper helper = {};
testCase.fn(&helper);
SK.Clear();
SS.Clear();
ranTally += 1;
checkTally += helper.checkCount;
failTally += helper.failCount;
if(helper.checkCount == 0) {
fprintf(stderr, " %s test %s (empty)\n",
Colorize(Color::Red, "??").c_str(),
Colorize(Color::DarkGreen, testCaseName).c_str());
} else if(helper.failCount > 0) {
fprintf(stderr, " %s test %s\n",
Colorize(Color::Red, "NG").c_str(),
Colorize(Color::DarkGreen, testCaseName).c_str());
} else {
fprintf(stderr, " %s test %s\n",
Colorize(Color::Green, "OK").c_str(),
Colorize(Color::DarkGreen, testCaseName).c_str());
}
}
auto testEndTime = std::chrono::steady_clock::now();
std::chrono::duration<double> testTime = testEndTime - testStartTime;
if(failTally > 0) {
fprintf(stderr, "Failure! %u checks failed\n",
(unsigned)failTally);
} else {
fprintf(stderr, "Success! %u test cases (%u skipped), %u checks, %.3fs\n",
(unsigned)ranTally, (unsigned)skippedTally,
(unsigned)checkTally, testTime.count());
}
// At last, try to reset all caches we or our dependencies have, to make SNR
// of memory checking tools like valgrind higher.
cairo_debug_reset_static_data();
return (failTally > 0);
}