#include <stdio.h>
#include <string.h>

#include "browse.h"
#include "http.h"
#include "upload.h"

/* minunit, see https://jera.com/techinfo/jtns/jtn002 */
#define mu_assert(message, test) do { if (!(test)) return message; } while (0)
#define mu_run_test(test) do { char* message = test(); tests_run++; \
	if(message) return message; } while (0)

int 	tests_run;

static char *
test_browse_invalid_traversal()
{
	struct kreq r;
	struct http_ret ret;

	/* attempt to traverse out of DATA_DIR... */
	r = (struct kreq) {
		.path = "..",
		.suffix = "",
		.mime = KMIME_TEXT_HTML
	};
	ret = browse(&r);

	/* ...should return an error */
	mu_assert("error, browse allowed invalid traversal!",
		  ret.code >= KHTTP_400);
	return 0;
}

static char *
test_browse_path_too_long()
{
	struct kreq r;
	struct http_ret ret;

	/* a lengthy path should cause URL overflow... */
	r = (struct kreq) {
		.path = "this/is/a/very/very/lengthy/path/that/should/overflow/the/maximum/allowed/path/length/of/PATH_MAX/well/of/course/this/limit/is/platform/dependent",
		.suffix = "",
		.mime = KMIME_TEXT_HTML
	};
	ret = browse(&r);

	mu_assert("error, browse allowed invalid traversal!",
		  ret.code >= KHTTP_400);
	return 0;
}

static char *
test_upload_post()
{
	char   *file_content;
	struct kreq r;
	struct http_ret ret;
	struct kpair fields[2];

	file_content = "text file";

	fields[0] = (struct kpair) {
		.key = "file",
		.file = "bob.txt",
		.val = file_content,
		.valsz = strlen(file_content)
	};
	fields[1] = (struct kpair) {
		.key = "file",
		.file = "alice.txt",
		.val = file_content,
		.valsz = strlen(file_content)
	};

	r = (struct kreq) {
		.pname = "/vault",
		.path = "",
		.method = KMETHOD_POST,
		.fieldsz = 2,
		.fields = fields
	};
	ret = upload(&r);

	mu_assert("error, POST upload failed!", ret.code <= KHTTP_400);
	return 0;
}

static char *
all_tests()
{
	mu_run_test(test_browse_invalid_traversal);
	mu_run_test(test_browse_path_too_long);
	mu_run_test(test_upload_post);
	return 0;
}

int
main(void)
{
	char   *result = all_tests();
	if (result != 0) {
		printf("%s\n", result);
	} else {
		printf("ALL TESTS PASSED\n");
	}
	printf("Tests run: %d\n", tests_run);

	return result != 0;
}