Add bt_plugin_create_from_name() tests

Signed-off-by: Philippe Proulx <eeppeliteloop@gmail.com>
Signed-off-by: Jérémie Galarneau <jeremie.galarneau@efficios.com>

diff --git a/tests/lib/test_plugin.c b/tests/lib/test_plugin.c
index 0114ee32d8c5fbf42ec516db8e8a5f981853c9fd..426cea48be4ec414b73d63d8da470896b1cecb41 100644 (file)
--- a/tests/lib/test_plugin.c
+++ b/tests/lib/test_plugin.c
@@ -27,10 +27,11 @@
 #include <stdio.h>
 #include <assert.h>
 #include <glib.h>
+#include <linux/limits.h>
 #include "tap/tap.h"
 #include "common.h"
 
-#define NR_TESTS               40
+#define NR_TESTS               44
 #define NON_EXISTING_PATH      "/this/hopefully/does/not/exist/5bc75f8d-0dba-4043-a509-d7984b97e42b.so"
 
 /* Those symbols are written to by some test plugins */
@@ -227,6 +228,29 @@ static void test_create_all_from_dir(const char *plugin_dir)
        free(plugins);
 }
 
+static void test_create_from_name(const char *plugin_dir)
+{
+       struct bt_plugin *plugin;
+       char *plugin_path;
+
+       ok(!bt_plugin_create_from_name(NULL),
+               "bt_plugin_create_from_name() handles NULL");
+       ok(!bt_plugin_create_from_name(NON_EXISTING_PATH),
+               "bt_plugin_create_from_name() returns NULL with an unknown plugin name");
+       plugin_path = malloc(PATH_MAX * 5);
+       assert(plugin_path);
+       sprintf(plugin_path, "%s:/ec1d09e5-696c-442e-b1c3-f9c6cf7f5958:::%s:8db46494-a398-466a-9649-c765ae077629:",
+               NON_EXISTING_PATH, plugin_dir);
+       setenv("BABELTRACE_PLUGIN_PATH", plugin_path, 1);
+       plugin = bt_plugin_create_from_name("test_minimal");
+       ok(plugin,
+               "bt_plugin_create_from_name() succeeds with a plugin name it can find");
+       ok(strcmp(bt_plugin_get_author(plugin), "Janine Sutto") == 0,
+               "bt_plugin_create_from_name() finds the correct plugin for a given name");
+       BT_PUT(plugin);
+       free(plugin_path);
+}
+
 int main(int argc, char **argv)
 {
        int ret;
@@ -244,6 +268,7 @@ int main(int argc, char **argv)
        test_minimal(plugin_dir);
        test_sfs(plugin_dir);
        test_create_all_from_dir(plugin_dir);
+       test_create_from_name(plugin_dir);
        ret = exit_status();
 end:
        return ret;