#include "EterBase/StdAfx.h"
#include "EterBase/Utils.h"
#include "EterBase/FileLoader.h"

#include <cstdio>
#include <cstring>
#include <string>
#include <vector>

int main()
{
	int failures = 0;
	auto check = [&failures](bool ok, const char *name) {
		if (!ok) {
			std::fprintf(stderr, "FAIL %s\n", name);
			++failures;
		}
	};
	check(MIN(-3, 8) == -3 && MIN(8, -3) == -3, "MIN order/sign");
	check(MAX(-3, 8) == 8 && MAX(8, -3) == 8, "MAX order/sign");
	check(MINMAX(2, -5, 9) == 2, "MINMAX lower");
	check(MINMAX(2, 20, 9) == 9, "MINMAX upper");
	check(MINMAX(9, 4, 2) == 9, "MINMAX reversed bounds");
	check(fMIN(-3.5f, 8.5f) == -3.5f, "fMIN sign");
	check(fMAX(200.0f, 0.0f) == 200.0f, "fMAX camera floor");
	check(fMINMAX(2.0f, -5.0f, 9.0f) == 2.0f, "fMINMAX lower");
	check(fMINMAX(2.0f, 20.0f, 9.0f) == 9.0f, "fMINMAX upper");

	// Path helpers (40250 bodies): CFlyingData::LoadScriptFile resolves a relative attach .mse against
	// GetOnlyPathName of the .msf unless IsGlobalFileName (a drive letter) says it is already absolute.
	check(std::string(GetOnlyPathName("d:/ymir work/effect/a.msf")) == "d:/ymir work/effect/", "GetOnlyPathName dir");
	check(std::string(GetOnlyPathName("a.msf")).empty(), "GetOnlyPathName bare");
	check(IsGlobalFileName("d:/ymir work/a.mse") && !IsGlobalFileName("etc/a.mse"), "IsGlobalFileName");
	std::string name;
	GetOnlyFileName("d:\\ymir work\\a.mse", name);
	check(name == "a.mse", "GetOnlyFileName backslash");
	std::string path, stem, ext;
	GetFilePathNameExtension("d:/x/y.tar.gz", (int) strlen("d:/x/y.tar.gz"), &path, &stem, &ext);
	check(path == "d:/x/" && stem == "y.tar" && ext == "gz", "GetFilePathNameExtension");
	ext.clear();
	GetFileExtension("a/b.mse", 7, &ext);
	check(ext == "mse", "GetFileExtension");
	char p[64] = {}, n[64] = {}, e[64] = {};
	GetFileNameParts("d:/x/y.dds", 10, p, n, e);
	check(!strcmp(p, "d:/x/") && !strcmp(n, "y") && !strcmp(e, "dds"), "GetFileNameParts");
	std::vector<std::string> tokens;
	check(SplitLine("a  \"b c\" d", " ", &tokens) && tokens.size() == 3 && tokens[1] == "b c", "SplitLine quotes");
	std::string except = "a-b-c";
	StringExceptCharacter(&except, "-");
	check(except == "abc", "StringExceptCharacter");
	char indexed[32] = "tex";
	GetIndexingName(indexed, 12);
	GetOldIndexingName(indexed, 7);
	check(!strcmp(indexed, "tex127"), "GetIndexingName/GetOldIndexingName");
	std::string local;
	check(GetLocalFileName("D:\\ymir\\", "d:/ymir/a.dds", &local) && local == "a.dds", "GetLocalFileName");
	int argc = 0;
	PCHAR* argv = CommandLineToArgv(const_cast<PCHAR>("x \"y z\" w"), &argc);
	check(argc == 3 && !strcmp(argv[1], "y z"), "CommandLineToArgv");
	free(argv);
	// FileLoader (40250 EterBase/FileLoader.cpp): Bind keeps a CP949 lead byte and its trail byte together,
	// on hosts where char is unsigned too, and takes any pair of '\r'/'\n' as one line break ("\n\n" too).
	{
		const char text[] = "a \"b c\"\td\r\n\xB0\xA1\tx\n\n\nlast";
		CMemoryTextFileLoader loader;
		loader.Bind(int(sizeof(text) - 1), text);
		check(loader.GetLineCount() == 4 && loader.CheckLineIndex(3) && !loader.CheckLineIndex(4), "TextFileLoader lines");
		CTokenVector tokens;
		check(loader.SplitLine(0, &tokens) && tokens.size() == 3 && tokens[1] == "b c" && tokens[2] == "d", "SplitLine quoted");
		check(loader.SplitLine2(0, &tokens) == 0 && tokens.size() == 3, "SplitLine2");
		check(loader.SplitLineByTab(1, &tokens) && tokens.size() == 2 && tokens[0] == "\xB0\xA1" && tokens[1] == "x", "SplitLineByTab CP949");
		check(!loader.SplitLine(2, &tokens) && !loader.SplitLineByTab(2, &tokens), "empty line");
		check(loader.GetLineString(3) == "last", "last line without newline");

		const unsigned char bytes[] = {1, 2, 3, 4, 5};
		CMemoryFileLoader mem(5, bytes);
		unsigned char got[4] = {};
		check(mem.Read(3, got) && got[2] == 3 && mem.GetPosition() == 3 && !mem.Read(3, got) && mem.GetSize() == 5, "MemoryFileLoader");

		char path[] = "/tmp/mt_fileloader_XXXXXX";
		int fd = mkstemp(path);
		FILE * fp = fdopen(fd, "wb");
		fwrite(bytes, 1, 5, fp);
		fclose(fp);
		CDiskFileLoader disk;
		check(disk.Open(path) && disk.GetSize() == 5 && disk.Read(4, got) && got[3] == 4, "DiskFileLoader");
		disk.Close();
		check(!disk.Open("/nonexistent/mt_fileloader"), "DiskFileLoader missing");
		remove(path);
	}
	return failures ? 1 : 0;
}