Function validate_save

tests/tests/vfr.cpp:295–325

}

bool validate_save(std::string const& goodFilename, std::string const& checkFilename, int v2Lines = -1, bool allowLonger = false) {
	std::ifstream good(goodFilename.c_str());
	std::ifstream check(checkFilename.c_str());

	EXPECT_TRUE(good.good());
	EXPECT_TRUE(check.good());

	std::string good_header;
	std::string check_header;

	std::getline(good, good_header);
	std::getline(check, check_header);

	// istream_iterator rather than line_reader because we never write comments
	// or empty lines in timecode files
	std::istream_iterator<double> good_iter(good);
	std::istream_iterator<double> check_iter(check);
	std::istream_iterator<double> end;

	int line = 0;
	for (; good_iter != end; ++good_iter, ++check_iter, ++line) {
		if (check_iter == end) return false;
		if (v2Lines < 0 || line < v2Lines) {
			if (*good_iter != *check_iter) return false;
		}
	}
	// v1 timecodes with the end of a range past the end of the video are valid,
	// and when saving those there will be too many timecodes in the v2 file
	if (!allowLonger && check_iter != end) return false;
	return true;
}

TEST(lagi_vfr, validate_save) {
	EXPECT_TRUE(validate_save("data/vfr/in/validate_base.txt", "data/vfr/in/validate_base.txt"));