Basic test infrastructure

This commit is contained in:
2025-04-20 14:11:52 +02:00
parent a4aafb1ee8
commit e1dca84a44
9 changed files with 1407 additions and 260 deletions
+290
View File
@@ -0,0 +1,290 @@
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include "picohttpparser.h"
#include "../tinyhttp.h"
//////////////////////////////////////////////////////////////////////////////////////
// TYPES, MACROS, PROTOTYPES
//////////////////////////////////////////////////////////////////////////////////////
typedef struct {
int minor;
int status_code;
TinyHTTPString status_text;
int num_headers;
TinyHTTPHeader headers[TINYHTTP_HEADER_LIMIT];
char *body;
int body_len;
} Response;
static void *memfunc(TinyHTTPMemoryFuncTag tag, void *ptr, int len, void *data);
static void send_request(TinyHTTPStream *stream, const char *str);
static void recv_response(TinyHTTPStream *stream, Response *res, char *dst, int cap);
#define TEST(X) {if (!(X)) { printf("Test failed at %s:%d\n", __FILE__, __LINE__); fflush(stdout); __builtin_trap(); }}
//////////////////////////////////////////////////////////////////////////////////////
// TEST CASES
//////////////////////////////////////////////////////////////////////////////////////
static void basic_request(void)
{
TinyHTTPStream stream;
tinyhttp_stream_init(&stream, memfunc, NULL);
// Send request
send_request(&stream,
"GET / HTTP/1.1\r\n"
"Host: 127.0.0.1:8080\r\n"
"User-Agent: curl/7.81.0\r\n"
"Accept: */*\r\n"
"\r\n");
// Build response
tinyhttp_stream_response_status(&stream, 200);
tinyhttp_stream_response_send(&stream);
// Receive response
char buf[1<<12];
Response res;
recv_response(&stream, &res, buf, sizeof(buf));
// TODO
tinyhttp_stream_free(&stream);
}
//////////////////////////////////////////////////////////////////////////////////////
// ENTRY POINT
//////////////////////////////////////////////////////////////////////////////////////
int main(void)
{
basic_request();
return 0;
}
//////////////////////////////////////////////////////////////////////////////////////
// Helper Functions
//////////////////////////////////////////////////////////////////////////////////////
static void*
memfunc(TinyHTTPMemoryFuncTag tag, void *ptr, int len, void *data)
{
(void) data;
switch (tag) {
case TINYHTTP_MEM_MALLOC:
return malloc(len);
case TINYHTTP_MEM_FREE:
free(ptr);
return NULL;
}
return NULL;
}
static int
buffer_into_stream(TinyHTTPStream *stream, const char *src, int len)
{
int state = tinyhttp_stream_state(stream);
ptrdiff_t copied = 0;
while (copied < len && (state & TINYHTTP_STREAM_RECV)) {
char *dst;
ptrdiff_t cap;
ptrdiff_t cpy;
dst = tinyhttp_stream_recv_buf(stream, &cap);
cpy = len - copied;
if (cpy > cap) cpy = cap;
memcpy(dst, src + copied, cpy);
copied += cpy;
tinyhttp_stream_recv_ack(stream, cpy);
state = tinyhttp_stream_state(stream);
}
return copied;
}
static int
stream_into_buffer(TinyHTTPStream *stream, char *dst, int cap)
{
int state = tinyhttp_stream_state(stream);
int copied = 0;
while (copied < cap && (state & TINYHTTP_STREAM_SEND)) {
char *src;
ptrdiff_t len;
ptrdiff_t cpy;
src = tinyhttp_stream_send_buf(stream, &len);
cpy = cap - copied;
if (cpy > len) cpy = len;
memcpy(dst + copied, src, cpy);
copied += cpy;
tinyhttp_stream_send_ack(stream, cpy);
state = tinyhttp_stream_state(stream);
}
return copied;
}
static void
expect_request(TinyHTTPStream *stream, TinyHTTPRequest expreq)
{
int state = tinyhttp_stream_state(stream);
TEST(state & TINYHTTP_STREAM_READY);
TinyHTTPRequest *req = tinyhttp_stream_request(stream);
TEST(req);
TEST(req->method == expreq.method);
TEST(req->minor == expreq.minor);
TEST(tinyhttp_streq(req->path, expreq.path));
TEST(req->num_headers == expreq.num_headers);
for (int i = 0; i < expreq.num_headers; i++) {
TEST(tinyhttp_streq(req->headers[i].name, expreq.headers[i].name));
TEST(tinyhttp_streq(req->headers[i].value, expreq.headers[i].value));
}
TEST(req->body_len == expreq.body_len);
if (expreq.body_len == 0) {
TEST(req->body == NULL);
} else {
TEST(!memcmp(req->body, expreq.body, expreq.body_len));
}
}
static int
parse_request(TinyHTTPString txt, TinyHTTPRequest *req)
{
const char *method;
size_t method_len;
const char *path;
size_t path_len;
int minor;
struct phr_header headers[TINYHTTP_HEADER_LIMIT];
size_t num_headers = TINYHTTP_HEADER_LIMIT;
int ret = phr_parse_request(
txt.ptr, txt.len,
&method, &method_len,
&path, &path_len,
&minor,
headers, &num_headers,
0);
TEST(ret == txt.len);
if (method_len == 3 && !memcmp("GET", method, 3)) {
req->method = TINYHTTP_METHOD_GET;
} else if (method_len == 4 && !memcmp("POST", method, 4)) {
req->method = TINYHTTP_METHOD_POST;
} else {
return -1;
}
req->minor = minor;
req->path = (TinyHTTPString) { path, path_len };
req->num_headers = num_headers;
for (int i = 0; i < (int) num_headers; i++) {
req->headers[i].name = (TinyHTTPString) {
headers[i].name,
headers[i].name_len,
};
req->headers[i].value = (TinyHTTPString) {
headers[i].value,
headers[i].value_len,
};
}
req->body = NULL; // TODO
req->body_len = 0; // TODO
return 0;
}
static void
parse_response(TinyHTTPString txt, Response *res)
{
int minor;
int status_code;
const char *status_text;
size_t status_text_len;
struct phr_header headers[TINYHTTP_HEADER_LIMIT];
size_t num_headers = TINYHTTP_HEADER_LIMIT;
int ret = phr_parse_response(
txt.ptr, txt.len,
&minor,
&status_code, &status_text, &status_text_len,
headers, &num_headers,
0);
TEST(ret == txt.len);
res->minor = minor;
res->status_code = status_code;
res->status_text = (TinyHTTPString) { status_text, status_text_len };
res->num_headers = num_headers;
for (int i = 0; i < (int) num_headers; i++) {
res->headers[i].name = (TinyHTTPString) {
headers[i].name,
headers[i].name_len
};
res->headers[i].value = (TinyHTTPString) {
headers[i].value,
headers[i].value_len
};
}
res->body = NULL; // TODO
res->body_len = 0; // TODO
}
static void
send_request(TinyHTTPStream *stream, const char *str)
{
int received = buffer_into_stream(stream, str, strlen(str));
TEST(received == (int) strlen(str));
TinyHTTPRequest req;
TEST(parse_request((TinyHTTPString) {str, strlen(str)}, &req) == 0);
expect_request(stream, req);
}
static void
recv_response(TinyHTTPStream *stream, Response *res, char *dst, int cap)
{
int len = stream_into_buffer(stream, dst, cap);
int state = tinyhttp_stream_state(stream);
TEST((state & TINYHTTP_STREAM_SEND) == 0);
parse_response((TinyHTTPString) { dst, len }, res);
}
//////////////////////////////////////////////////////////////////////////////////////
// THE END
//////////////////////////////////////////////////////////////////////////////////////