tests: add unit tests using CppUTest

The tests can be run only via CMake:

  1. build with tests: cmake .. -DENABLE_TESTS=ON
  2. make
  3. ctest  (or ctest -V for verbose output)

1 files changed, 150 insertions, 0 deletions

diff --git a/tests/tests.cpp b/tests/tests.cpp
new file mode 100644
index 000000000..a0608a3fc
--- /dev/null
+++ b/tests/tests.cpp
@@ -0,0 +1,150 @@
+/*
+ * tests.cpp - run WeeChat tests
+ *
+ * Copyright (C) 2014 Sébastien Helleu <flashcode@flashtux.org>
+ *
+ * This file is part of WeeChat, the extensible chat client.
+ *
+ * WeeChat is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * WeeChat is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with WeeChat.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <iostream>
+#include <stdlib.h>
+#include <unistd.h>
+#include <stdio.h>
+#include <sys/stat.h>
+#include <sys/types.h>
+
+extern "C"
+{
+#define HAVE_CONFIG_H
+#include "../src/core/weechat.h"
+#include "../src/core/wee-hook.h"
+#include "../src/core/wee-input.h"
+#include "../src/plugins/plugin.h"
+#include "../src/gui/gui-main.h"
+#include "../src/gui/gui-buffer.h"
+#include "../src/gui/curses/gui-curses.h"
+}
+
+#include "CppUTest/CommandLineTestRunner.h"
+
+/* import tests from libs */
+IMPORT_TEST_GROUP(Eval);
+IMPORT_TEST_GROUP(Hashtable);
+IMPORT_TEST_GROUP(Hdata);
+IMPORT_TEST_GROUP(Infolist);
+IMPORT_TEST_GROUP(List);
+IMPORT_TEST_GROUP(String);
+IMPORT_TEST_GROUP(Url);
+IMPORT_TEST_GROUP(Utf8);
+IMPORT_TEST_GROUP(Util);
+
+
+/*
+ * Callback for any message displayed by WeeChat or a plugin.
+ */
+
+int
+test_print_cb (void *data, struct t_gui_buffer *buffer,
+               time_t date, int tags_count,
+               const char **tags, int displayed,
+               int highlight, const char *prefix,
+               const char *message)
+{
+    /* make C compiler happy */
+    (void) data;
+    (void) buffer;
+    (void) date;
+    (void) tags_count;
+    (void) tags;
+    (void) displayed;
+    (void) highlight;
+
+    printf ("%s%s%s\n",  /* with color: "\33[34m%s%s%s\33[0m\n" */
+            (prefix && prefix[0]) ? prefix : "",
+            (prefix && prefix[0]) ? " " : "",
+            (message && message[0]) ? message : "");
+
+    return WEECHAT_RC_OK;
+}
+
+/*
+ * Initializes GUI for tests.
+ */
+
+void
+test_gui_init ()
+{
+    /*
+     * Catch all messages to display them directly on stdout
+     * (Curses library is not used for tests).
+     */
+    hook_print (NULL,  /* plugin */
+                NULL,  /* buffer */
+                NULL,  /* tags */
+                NULL,  /* message */
+                1,     /* strip colors */
+                &test_print_cb,
+                NULL);
+
+    /*
+     * Call the function "gui_main_init" from Curses sources (all Curses
+     * calls are made with the fake ncurses library).
+     */
+    gui_main_init ();
+}
+
+/*
+ * Runs tests in WeeChat environment.
+ */
+
+int
+main (int argc, char *argv[])
+{
+    int rc;
+    const char *weechat_argv[] = { NULL, "--dir", NULL, NULL };
+
+    /* setup environment: default language, no specific timezone */
+    setenv ("LANG", "C", 1);
+    setenv ("TZ", "", 1);
+
+    /* command line arguments: "<this_binary> --dir ./tmp_weechat_test" */
+    weechat_argv[0] = argv[0];
+    weechat_argv[2] = "./tmp_weechat_test";
+
+    /* init WeeChat */
+    weechat_init (3, (char **)weechat_argv, &test_gui_init);
+
+    /* display WeeChat version */
+    input_data (gui_buffer_search_main (), "/command core version");
+
+    /* run all tests */
+    printf ("\n");
+    printf (">>>>>>>>>> TESTS >>>>>>>>>>\n");
+    rc = CommandLineTestRunner::RunAllTests (argc, argv);
+    printf ("<<<<<<<<<< TESTS <<<<<<<<<<\n");
+    printf ("\n");
+
+    /* end WeeChat */
+    weechat_end (&gui_main_end);
+
+    /* display status */
+    printf ("\n");
+    printf ("\33[%d;1m*** %s ***\33[0m\n",
+            (rc == 0) ? 32 : 31,  /* 32 = green (OK), 31 = red (error) */
+            (rc == 0) ? "OK" : "ERROR");
+
+    return rc;
+}