Introduce tests for session

This is a follow-up to rafaelsteil#25 to ensure this all works like it should
without evil memory leaks, null pointer dereferences, …

Now the first test here is very simple, just to get this test module
running.

Signed-off-by: Alexander Dahl <post@lespocky.de>

test/CMakeLists.txt

@@ -1,5 +1,5 @@
 #
-# Copyright 2016 Alexander Dahl <post@lespocky.de>
+# Copyright 2016,2017 Alexander Dahl <post@lespocky.de>
 #
 
 include_directories(
@@ -34,3 +34,14 @@ add_test(slist_get_item
 add_test(slist_process_data
 	cgi-test-slist processdata
 )
+
+add_executable(cgi-test-session
+	cgi_test.c
+	test_session.c
+)
+target_link_libraries(cgi-test-session
+	"${PROJECT_NAME}-shared"
+)
+add_test(session_cookie_name
+	cgi-test-session cookie_name
+)

test/test_session.c

@@ -0,0 +1,80 @@
+/*******************************************************************//**
+ *	@file		test_session.c
+ *
+ *	Test cgi session implementation.
+ *
+ *	@author		Alexander Dahl <post@lespocky.de>
+ *
+ *	@copyright	2017 Alexander Dahl
+ **********************************************************************/
+
+#include <stddef.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include "cgi_test.h"
+
+#include "cgi.h"
+
+#define CGI_TEST_SHRT_COOKIE_NAME	"cgi_sess"
+#define CGI_TEST_COOKIE_NAME_49		"_______ten____twenty____thirty____fourty_____fift"
+#define CGI_TEST_COOKIE_NAME_50		"_______ten____twenty____thirty____fourty_____fifty"
+#define CGI_TEST_COOKIE_NAME_51		"_______ten____twenty____thirty____fourty_____fifty_"
+#define CGI_TEST_LONG_COOKIE_NAME	"_______ten____twenty____thirty____fourty_____fifty_____sixty"
+
+/*	local declarations	*/
+static int cookie_name( void );
+
+int main( int argc, char *argv[] )
+{
+	struct cgi_test_action	actions[] = {
+		{ "cookie_name",	cookie_name	},
+	};
+
+	/*	require at least one argument to select test	*/
+	if ( argc < 2 ) return EXIT_FAILURE;
+
+	return run_action( argv[1], actions,
+			sizeof(actions)/sizeof(struct cgi_test_action) );
+}
+
+int cookie_name( void )
+{
+// 	cgi_session_cookie_name( NULL );
+
+	cgi_session_cookie_name( CGI_TEST_SHRT_COOKIE_NAME );
+	check( strcmp( CGI_TEST_SHRT_COOKIE_NAME, SESSION_COOKIE_NAME ) == 0,
+			"short cookie name not equal" );
+	check( check_string_buffer_terminated( SESSION_COOKIE_NAME,
+			sizeof(SESSION_COOKIE_NAME) ),
+			"cookie name not terminated" );
+
+	cgi_session_cookie_name( CGI_TEST_COOKIE_NAME_49 );
+	check( strcmp( CGI_TEST_COOKIE_NAME_49, SESSION_COOKIE_NAME ) == 0,
+			"49 cookie name not equal" );
+	check( check_string_buffer_terminated( SESSION_COOKIE_NAME,
+			sizeof(SESSION_COOKIE_NAME) ),
+			"cookie name not terminated" );
+
+	cgi_session_cookie_name( CGI_TEST_COOKIE_NAME_50 );
+	check( check_string_buffer_terminated( SESSION_COOKIE_NAME,
+			sizeof(SESSION_COOKIE_NAME) ),
+			"cookie name not terminated" );
+
+	cgi_session_cookie_name( CGI_TEST_COOKIE_NAME_51 );
+	check( check_string_buffer_terminated( SESSION_COOKIE_NAME,
+			sizeof(SESSION_COOKIE_NAME) ),
+			"cookie name not terminated" );
+
+	cgi_session_cookie_name( CGI_TEST_LONG_COOKIE_NAME );
+	check( check_string_buffer_terminated( SESSION_COOKIE_NAME,
+			sizeof(SESSION_COOKIE_NAME) ),
+			"cookie name not terminated" );
+
+	return EXIT_SUCCESS;
+
+error:
+	return EXIT_FAILURE;
+}
+
+/* vim: set noet sts=0 ts=4 sw=4 sr: */