Added unit test

test/unit_test.c

 #include "mongoose.c"
 
+#define FATAL(str, line) do {                     \
+  printf("Fail on line %d: [%s]\n", line, str);   \
+  abort();                                        \
+} while (0)
+#define ASSERT(expr) do { if (!(expr)) FATAL(#expr, __LINE__); } while (0)
+
+static void test_parse_http_request() {
+  struct mg_request_info ri;
+  char req1[] = "GET / HTTP/1.1\r\n\r\n";
+  char req2[] = "BLAH / HTTP/1.1\r\n\r\n";
+  char req3[] = "GET / HTTP/1.1\r\nBah\r\n";
+
+  ASSERT(parse_http_request(req1, &ri) == 1);
+  ASSERT(strcmp(ri.http_version, "1.1") == 0);
+  ASSERT(ri.num_headers == 0);
+
+  ASSERT(parse_http_request(req2, &ri) == 0);
+
+  // TODO(lsm): Fix this. Bah is not a valid header.
+  ASSERT(parse_http_request(req3, &ri) == 1);
+  ASSERT(ri.num_headers == 1);
+  ASSERT(strcmp(ri.http_headers[0].name, "Bah\r\n") == 0);
+
+  // TODO(lsm): add more tests. 
+}
+
 static void test_should_keep_alive(void) {
   struct mg_connection conn;
   struct mg_context ctx;
@@ -13,59 +39,60 @@ static void test_should_keep_alive(void) {
   parse_http_request(req1, &conn.request_info);
 
   ctx.config[ENABLE_KEEP_ALIVE] = "no";
-  assert(should_keep_alive(&conn) == 0);
+  ASSERT(should_keep_alive(&conn) == 0);
 
   ctx.config[ENABLE_KEEP_ALIVE] = "yes";
-  assert(should_keep_alive(&conn) == 1);
+  ASSERT(should_keep_alive(&conn) == 1);
 
   conn.must_close = 1;
-  assert(should_keep_alive(&conn) == 0);
+  ASSERT(should_keep_alive(&conn) == 0);
 
   conn.must_close = 0;
   parse_http_request(req2, &conn.request_info);
-  assert(should_keep_alive(&conn) == 0);
+  ASSERT(should_keep_alive(&conn) == 0);
 
   parse_http_request(req3, &conn.request_info);
-  assert(should_keep_alive(&conn) == 0);
+  ASSERT(should_keep_alive(&conn) == 0);
 
   parse_http_request(req4, &conn.request_info);
-  assert(should_keep_alive(&conn) == 1);
+  ASSERT(should_keep_alive(&conn) == 1);
 
   conn.request_info.status_code = 401;
-  assert(should_keep_alive(&conn) == 0);
+  ASSERT(should_keep_alive(&conn) == 0);
 
   conn.request_info.status_code = 200;
   conn.must_close = 1;
-  assert(should_keep_alive(&conn) == 0);
+  ASSERT(should_keep_alive(&conn) == 0);
 }
 
 static void test_match_prefix(void) {
-  assert(match_prefix("/a/", 3, "/a/b/c") == 3);
-  assert(match_prefix("/a/", 3, "/ab/c") == -1);
-  assert(match_prefix("/*/", 3, "/ab/c") == 4);
-  assert(match_prefix("**", 2, "/a/b/c") == 6);
-  assert(match_prefix("/*", 2, "/a/b/c") == 2);
-  assert(match_prefix("*/*", 3, "/a/b/c") == 2);
-  assert(match_prefix("**/", 3, "/a/b/c") == 5);
-  assert(match_prefix("**.foo|**.bar", 13, "a.bar") == 5);
-  assert(match_prefix("a|b|cd", 6, "cdef") == 2);
-  assert(match_prefix("a|b|c?", 6, "cdef") == 2);
-  assert(match_prefix("a|?|cd", 6, "cdef") == 1);
-  assert(match_prefix("/a/**.cgi", 9, "/foo/bar/x.cgi") == -1);
-  assert(match_prefix("/a/**.cgi", 9, "/a/bar/x.cgi") == 12);
-  assert(match_prefix("**/", 3, "/a/b/c") == 5);
-  assert(match_prefix("**/$", 4, "/a/b/c") == -1);
-  assert(match_prefix("**/$", 4, "/a/b/") == 5);
-  assert(match_prefix("$", 1, "") == 0);
-  assert(match_prefix("$", 1, "x") == -1);
-  assert(match_prefix("*$", 2, "x") == 1);
-  assert(match_prefix("/$", 2, "/") == 1);
-  assert(match_prefix("**/$", 4, "/a/b/c") == -1);
-  assert(match_prefix("**/$", 4, "/a/b/") == 5);
-  assert(match_prefix("*", 1, "/hello/") == 0);
-  assert(match_prefix("**.a$|**.b$", 11, "/a/b.b/") == -1);
-  assert(match_prefix("**.a$|**.b$", 11, "/a/b.b") == 6);
-  assert(match_prefix("**.a$|**.b$", 11, "/a/b.a") == 6);
+  ASSERT(match_prefix("/api", 4, "/api") == 4);
+  ASSERT(match_prefix("/a/", 3, "/a/b/c") == 3);
+  ASSERT(match_prefix("/a/", 3, "/ab/c") == -1);
+  ASSERT(match_prefix("/*/", 3, "/ab/c") == 4);
+  ASSERT(match_prefix("**", 2, "/a/b/c") == 6);
+  ASSERT(match_prefix("/*", 2, "/a/b/c") == 2);
+  ASSERT(match_prefix("*/*", 3, "/a/b/c") == 2);
+  ASSERT(match_prefix("**/", 3, "/a/b/c") == 5);
+  ASSERT(match_prefix("**.foo|**.bar", 13, "a.bar") == 5);
+  ASSERT(match_prefix("a|b|cd", 6, "cdef") == 2);
+  ASSERT(match_prefix("a|b|c?", 6, "cdef") == 2);
+  ASSERT(match_prefix("a|?|cd", 6, "cdef") == 1);
+  ASSERT(match_prefix("/a/**.cgi", 9, "/foo/bar/x.cgi") == -1);
+  ASSERT(match_prefix("/a/**.cgi", 9, "/a/bar/x.cgi") == 12);
+  ASSERT(match_prefix("**/", 3, "/a/b/c") == 5);
+  ASSERT(match_prefix("**/$", 4, "/a/b/c") == -1);
+  ASSERT(match_prefix("**/$", 4, "/a/b/") == 5);
+  ASSERT(match_prefix("$", 1, "") == 0);
+  ASSERT(match_prefix("$", 1, "x") == -1);
+  ASSERT(match_prefix("*$", 2, "x") == 1);
+  ASSERT(match_prefix("/$", 2, "/") == 1);
+  ASSERT(match_prefix("**/$", 4, "/a/b/c") == -1);
+  ASSERT(match_prefix("**/$", 4, "/a/b/") == 5);
+  ASSERT(match_prefix("*", 1, "/hello/") == 0);
+  ASSERT(match_prefix("**.a$|**.b$", 11, "/a/b.b/") == -1);
+  ASSERT(match_prefix("**.a$|**.b$", 11, "/a/b.b") == 6);
+  ASSERT(match_prefix("**.a$|**.b$", 11, "/a/b.a") == 6);
 }
 
 static void test_remove_double_dots() {
@@ -89,7 +116,7 @@ static void test_remove_double_dots() {
   for (i = 0; i < ARRAY_SIZE(data); i++) {
     //printf("[%s] -> [%s]\n", data[i].before, data[i].after);
     remove_double_dots_and_double_slashes(data[i].before);
-    assert(strcmp(data[i].before, data[i].after) == 0);
+    ASSERT(strcmp(data[i].before, data[i].after) == 0);
   }
 }
 
@@ -97,5 +124,6 @@ int main(void) {
   test_match_prefix();
   test_remove_double_dots();
   test_should_keep_alive();
+  test_parse_http_request();
   return 0;
 }