// commit: b7bfb5c3a8330002250f304cb5deb522fa054eae

// fix iconv conversions for iso88592-iso885916

#include <iconv.h>

#include <string.h>

#include "test.h"

int main(void)

{

	static char *test_charsets[] = {

		"iso-8859-1",

		"iso-8859-2",

		"iso-8859-4",

		"iso-8859-5",

		"iso-8859-9",

		"iso-8859-10",

		"iso-8859-13",

		"iso-8859-14",

		"iso-8859-15",

		"iso-8859-16",

		0

	};

	char all_codepoints[256];

	int i;

	for (i=0; i<256; i++)

		all_codepoints[i] = 255-i;

	for (i=0; test_charsets[i]; i++) {

		iconv_t there = iconv_open("UTF-8", test_charsets[i]);

		if (there == (iconv_t)-1) continue;

		iconv_t andback = iconv_open(test_charsets[i], "UTF-8");

		if (andback == (iconv_t)-1) {

			iconv_close(there);

			continue;

		}

		char u8buf[1024];

		char buf[256];

		size_t u8rem = sizeof u8buf;

		int r1 = iconv(there,

			&(char *){all_codepoints}, &(size_t){sizeof all_codepoints},

			&(char *){u8buf}, &u8rem);

		size_t u8len = sizeof u8buf - u8rem;

		int r2 = iconv(andback,

			&(char *){u8buf}, &(size_t){u8len},

			&(char *){buf}, &(size_t){sizeof buf});

		if (r1) t_error("got %d converting from %s\n", r1, test_charsets[i]);

		if (r2) t_error("got %d converting back to %s\n", r2, test_charsets[i]);

		if (memcmp(all_codepoints, buf, sizeof buf)) {

			t_error("round trip corrupted %s characters\n", test_charsets[i]);

		}

		iconv_close(there);

		iconv_close(andback);

	}

	return t_status;

}