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#define _CRT_SECURE_NO_WARNINGS
#include <gtest/gtest.h>
#include <fstream>
#ifdef _WIN32
#include "dirent.h"
#else
#include <dirent.h>
#endif
#include "../containers/test/test_container.h"
#include "../containers/test/Bitmap.h"
using namespace std;
vector<string> find_htm_files();
void test(string filename);
const char* test_dir = "../test/render"; // ctest is run from litehtml/build
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
using render_test = testing::TestWithParam<string>;
TEST_P(render_test, _)
{
test(string(test_dir) + "/" + GetParam());
}
INSTANTIATE_TEST_SUITE_P(, render_test, testing::ValuesIn(find_htm_files()));
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
void error(const char* msg) { puts(msg); exit(1); }
void read_dir(const string& subdir, vector<string>& files)
{
string full_path = string(test_dir) + "/" + subdir;
DIR* dir = opendir(full_path.c_str());
if (!dir) error(full_path.c_str());
while (dirent* ent = readdir(dir))
{
string name = ent->d_name;
if (ent->d_type == DT_DIR)
{
if(name != "." && name != ".." && name[0] != '-')
{
read_dir(subdir + "/" + name, files);
}
} else if (ent->d_type == DT_REG)
{
if (name[0] != '-' && name.size() > 4 &&
(name.substr(name.size() - 4) == ".htm" || name.substr(name.size() - 5) == ".html"))
files.push_back(subdir + "/" + name);
}
}
closedir(dir);
}
vector<string> find_htm_files()
{
vector<string> ret;
read_dir("", ret);
sort(ret.begin(), ret.end());
return ret;
}
string readfile(string filename)
{
stringstream ss;
ifstream(filename) >> ss.rdbuf();
return ss.str();
}
Bitmap draw(document::ptr doc, int width, int height)
{
Bitmap bmp(width, height);
position clip(0, 0, width, height);
doc->draw((uint_ptr)&bmp, 0, 0, &clip);
bmp.resize(width, height);
return bmp;
}
void test(string filename)
{
string html = readfile(filename);
int width = 800, height = 1600; // image will be cropped to content_width/content_height
auto last_slash_pos = filename.find_last_of('/');
string base_path;
if(last_slash_pos != string::npos)
{
base_path = filename.substr(0, last_slash_pos);
} else
{
base_path = test_dir;
}
test_container container(width, height, base_path);
auto doc = document::createFromString(html.c_str(), &container);
doc->render(width);
Bitmap bmp = draw(doc, doc->content_width(), doc->content_height());
Bitmap good(filename + ".png");
if (bmp != good)
{
bmp.save(filename + "-FAILED.png");
ASSERT_TRUE(false);
}
}
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