Test fix: fixed allocation size used for variable length input
[babeltrace.git] / tests / lib / test_plugin.c
index e52617290793897c631bb13f3e864a8a6d8af1c0..ad8489e88a27a60ea605886a269168f5eaace91c 100644 (file)
@@ -22,6 +22,8 @@
 #include <babeltrace/plugin/plugin.h>
 #include <babeltrace/ref.h>
 #include <babeltrace/values.h>
+#include <babeltrace/graph/component.h>
+#include <babeltrace/graph/graph.h>
 #include <stdlib.h>
 #include <string.h>
 #include <stdio.h>
@@ -30,7 +32,7 @@
 #include "tap/tap.h"
 #include "common.h"
 
-#define NR_TESTS               33
+#define NR_TESTS               58
 #define NON_EXISTING_PATH      "/this/hopefully/does/not/exist/5bc75f8d-0dba-4043-a509-d7984b97e42b.so"
 
 /* Those symbols are written to by some test plugins */
@@ -58,28 +60,25 @@ static char *get_test_plugin_path(const char *plugin_dir,
 
 static void test_invalid(const char *plugin_dir)
 {
-       struct bt_plugin *plugin;
-       char *invalid_path = get_test_plugin_path(plugin_dir, "invalid");;
-
-       assert(invalid_path);
-
-       plugin = bt_plugin_create_from_file(NON_EXISTING_PATH);
-       ok(!plugin, "bt_plugin_create_from_file() fails with a non-existing file");
+       struct bt_plugin_set *plugin_set;
 
-       plugin = bt_plugin_create_from_file(plugin_dir);
-       ok(!plugin, "bt_plugin_create_from_file() fails with a directory");
+       plugin_set = bt_plugin_create_all_from_file(NON_EXISTING_PATH);
+       ok(!plugin_set, "bt_plugin_create_all_from_file() fails with a non-existing file");
 
-       plugin = bt_plugin_create_from_file(invalid_path);
-       ok(!plugin, "bt_plugin_create_from_file() fails with an invalid plugin file");
+       plugin_set = bt_plugin_create_all_from_file(plugin_dir);
+       ok(!plugin_set, "bt_plugin_create_all_from_file() fails with a directory");
 
-       ok(!bt_plugin_create_from_file(NULL),
-               "bt_plugin_create_from_file() handles NULL correctly");
-       ok(!bt_plugin_create_all_from_dir(NULL, false),
+       ok(!bt_plugin_create_all_from_file(NULL),
+               "bt_plugin_create_all_from_file() handles NULL correctly");
+       ok(!bt_plugin_create_all_from_dir(NULL, BT_FALSE),
                "bt_plugin_create_all_from_dir() handles NULL correctly");
        ok(!bt_plugin_get_name(NULL),
                "bt_plugin_get_name() handles NULL correctly");
        ok(!bt_plugin_get_description(NULL),
                "bt_plugin_get_description() handles NULL correctly");
+       ok(bt_plugin_get_version(NULL, NULL, NULL, NULL, NULL) !=
+               BT_PLUGIN_STATUS_OK,
+               "bt_plugin_get_version() handles NULL correctly");
        ok(!bt_plugin_get_author(NULL),
                "bt_plugin_get_author() handles NULL correctly");
        ok(!bt_plugin_get_license(NULL),
@@ -88,16 +87,15 @@ static void test_invalid(const char *plugin_dir)
                "bt_plugin_get_path() handles NULL correctly");
        ok(bt_plugin_get_component_class_count(NULL) < 0,
                "bt_plugin_get_component_class_count() handles NULL correctly");
-       ok(!bt_plugin_get_component_class(NULL, 0),
-               "bt_plugin_get_component_class() handles NULL correctly");
+       ok(!bt_plugin_get_component_class_by_index(NULL, 0),
+               "bt_plugin_get_component_class_by_index() handles NULL correctly");
        ok(!bt_plugin_get_component_class_by_name_and_type(NULL, NULL, 0),
                "bt_plugin_get_component_class_by_name_and_type() handles NULL correctly");
-
-       free(invalid_path);
 }
 
 static void test_minimal(const char *plugin_dir)
 {
+       struct bt_plugin_set *plugin_set;
        struct bt_plugin *plugin;
        char *minimal_path = get_test_plugin_path(plugin_dir, "minimal");
 
@@ -105,15 +103,21 @@ static void test_minimal(const char *plugin_dir)
        diag("minimal plugin test below");
 
        reset_test_plugin_symbols();
-       plugin = bt_plugin_create_from_file(minimal_path);
-       ok(plugin, "bt_plugin_create_from_file() succeeds with a valid file");
-       ok(test_plugin_init_called && !test_plugin_exit_called,
-               "plugin's initialization function is called during bt_plugin_create_from_file()");
-       ok(strcmp(bt_plugin_get_name(plugin), "test-minimal") == 0,
+       plugin_set = bt_plugin_create_all_from_file(minimal_path);
+       ok(plugin_set && bt_plugin_set_get_plugin_count(plugin_set) == 1,
+               "bt_plugin_create_all_from_file() succeeds with a valid file");
+       ok(test_plugin_init_called, "plugin's initialization function is called during bt_plugin_create_all_from_file()");
+       ok(bt_plugin_set_get_plugin_count(plugin_set) == 1,
+               "bt_plugin_create_all_from_file() returns the expected number of plugins");
+       plugin = bt_plugin_set_get_plugin(plugin_set, 0);
+       ok(strcmp(bt_plugin_get_name(plugin), "test_minimal") == 0,
                "bt_plugin_get_name() returns the expected name");
        ok(strcmp(bt_plugin_get_description(plugin),
                "Minimal Babeltrace plugin with no component classes") == 0,
                "bt_plugin_get_description() returns the expected description");
+       ok(bt_plugin_get_version(plugin, NULL, NULL, NULL, NULL) !=
+               BT_PLUGIN_STATUS_OK,
+               "bt_plugin_get_version() fails when there's no version");
        ok(strcmp(bt_plugin_get_author(plugin), "Janine Sutto") == 0,
                "bt_plugin_get_author() returns the expected author");
        ok(strcmp(bt_plugin_get_license(plugin), "Beerware") == 0,
@@ -122,7 +126,8 @@ static void test_minimal(const char *plugin_dir)
                "bt_plugin_get_path() returns the expected path");
        ok(bt_plugin_get_component_class_count(plugin) == 0,
                "bt_plugin_get_component_class_count() returns the expected value");
-       BT_PUT(plugin);
+       bt_put(plugin);
+       bt_put(plugin_set);
        ok(test_plugin_exit_called, "plugin's exit function is called when the plugin is destroyed");
 
        free(minimal_path);
@@ -130,83 +135,191 @@ static void test_minimal(const char *plugin_dir)
 
 static void test_sfs(const char *plugin_dir)
 {
+       struct bt_plugin_set *plugin_set;
        struct bt_plugin *plugin;
        struct bt_component_class *sink_comp_class;
        struct bt_component_class *source_comp_class;
        struct bt_component_class *filter_comp_class;
        struct bt_component *sink_component;
        char *sfs_path = get_test_plugin_path(plugin_dir, "sfs");
+       unsigned int major, minor, patch;
+       const char *extra;
+       struct bt_value *params;
+       struct bt_value *results;
+       struct bt_value *object;
+       struct bt_value *res_params;
+       struct bt_graph *graph;
+       const char *object_str;
+       int ret;
 
        assert(sfs_path);
        diag("sfs plugin test below");
 
-       plugin = bt_plugin_create_from_file(sfs_path);
-       assert(plugin);
+       plugin_set = bt_plugin_create_all_from_file(sfs_path);
+       assert(plugin_set && bt_plugin_set_get_plugin_count(plugin_set) == 1);
+       plugin = bt_plugin_set_get_plugin(plugin_set, 0);
+       ok(bt_plugin_get_version(plugin, &major, &minor, &patch, &extra) ==
+               BT_PLUGIN_STATUS_OK,
+               "bt_plugin_get_version() succeeds when there's a version");
+       ok(major == 1,
+               "bt_plugin_get_version() returns the expected major version");
+       ok(minor == 2,
+               "bt_plugin_get_version() returns the expected minor version");
+       ok(patch == 3,
+               "bt_plugin_get_version() returns the expected patch version");
+       ok(strcmp(extra, "yes") == 0,
+               "bt_plugin_get_version() returns the expected extra version");
        ok(bt_plugin_get_component_class_count(plugin) == 3,
                "bt_plugin_get_component_class_count() returns the expected value");
 
        source_comp_class = bt_plugin_get_component_class_by_name_and_type(
-               plugin, "source", BT_COMPONENT_TYPE_SOURCE);
+               plugin, "source", BT_COMPONENT_CLASS_TYPE_SOURCE);
        ok(source_comp_class,
                "bt_plugin_get_component_class_by_name_and_type() finds a source component class");
 
        sink_comp_class = bt_plugin_get_component_class_by_name_and_type(
-               plugin, "sink", BT_COMPONENT_TYPE_SINK);
-
+               plugin, "sink", BT_COMPONENT_CLASS_TYPE_SINK);
        ok(sink_comp_class,
                "bt_plugin_get_component_class_by_name_and_type() finds a sink component class");
-       filter_comp_class = bt_plugin_get_component_class_by_name_and_type(
-               plugin, "filter", BT_COMPONENT_TYPE_FILTER);
+       ok(strcmp(bt_component_class_get_help(sink_comp_class),
+               "Bacon ipsum dolor amet strip steak cupim pastrami venison shoulder.\n"
+               "Prosciutto beef ribs flank meatloaf pancetta brisket kielbasa drumstick\n"
+               "venison tenderloin cow tail. Beef short loin shoulder meatball, sirloin\n"
+               "ground round brisket salami cupim pork bresaola turkey bacon boudin.\n") == 0,
+               "bt_component_class_get_help() returns the expected help text");
 
+       filter_comp_class = bt_plugin_get_component_class_by_name_and_type(
+               plugin, "filter", BT_COMPONENT_CLASS_TYPE_FILTER);
        ok(filter_comp_class,
                "bt_plugin_get_component_class_by_name_and_type() finds a filter component class");
        ok(!bt_plugin_get_component_class_by_name_and_type(plugin, "filter",
-               BT_COMPONENT_TYPE_SOURCE),
+               BT_COMPONENT_CLASS_TYPE_SOURCE),
                "bt_plugin_get_component_class_by_name_and_type() does not find a component class given the wrong type");
+       params = bt_value_integer_create_init(23);
+       assert(params);
+       ok (!bt_component_class_query(NULL, "get-something", params),
+               "bt_component_class_query() handles NULL (component class)");
+       ok (!bt_component_class_query(filter_comp_class, NULL, params),
+               "bt_component_class_query() handles NULL (object)");
+       ok (!bt_component_class_query(filter_comp_class, "get-something", NULL),
+               "bt_component_class_query() handles NULL (parameters)");
+       results = bt_component_class_query(filter_comp_class,
+               "get-something", params);
+       ok(results, "bt_component_class_query() succeeds");
+       assert(bt_value_is_array(results) && bt_value_array_size(results) == 2);
+       object = bt_value_array_get(results, 0);
+       assert(object && bt_value_is_string(object));
+       ret = bt_value_string_get(object, &object_str);
+       assert(ret == 0);
+       ok(strcmp(object_str, "get-something") == 0,
+               "bt_component_class_query() receives the expected object name");
+       res_params = bt_value_array_get(results, 1);
+       ok(res_params == params,
+               "bt_component_class_query() receives the expected parameters");
 
        diag("> putting the plugin object here");
        BT_PUT(plugin);
-       sink_component = bt_component_create(sink_comp_class, NULL, bt_value_null);
-       ok(sink_component, "bt_component_create() still works after the plugin object is destroyed");
+       graph = bt_graph_create();
+       assert(graph);
+       ret = bt_graph_add_component(graph, sink_comp_class, "the-sink", NULL,
+               &sink_component);
+       ok(ret == 0 && sink_component,
+               "bt_graph_add_component() still works after the plugin object is destroyed");
        BT_PUT(sink_component);
        BT_PUT(source_comp_class);
-       sink_component = bt_component_create(sink_comp_class, NULL, bt_value_null);
-       ok(sink_component, "bt_component_create() still works after the source component class object is destroyed");
+       bt_put(graph);
+       graph = bt_graph_create();
+       assert(graph);
+       ret = bt_graph_add_component(graph, sink_comp_class, "the-sink", NULL,
+               &sink_component);
+       ok(ret == 0 && sink_component,
+               "bt_graph_add_component() still works after the source component class object is destroyed");
        BT_PUT(sink_component);
        BT_PUT(filter_comp_class);
-       sink_component = bt_component_create(sink_comp_class, NULL, bt_value_null);
-       ok(sink_component, "bt_component_create() still works after the filter component class object is destroyed");
+       bt_put(graph);
+       graph = bt_graph_create();
+       assert(graph);
+       ret = bt_graph_add_component(graph, sink_comp_class, "the-sink", NULL,
+               &sink_component);
+       ok(ret == 0 && sink_component,
+               "bt_graph_add_component() still works after the filter component class object is destroyed");
        BT_PUT(sink_comp_class);
        BT_PUT(sink_component);
 
        free(sfs_path);
+       bt_put(graph);
+       bt_put(plugin_set);
+       bt_put(object);
+       bt_put(res_params);
+       bt_put(results);
+       bt_put(params);
 }
 
 static void test_create_all_from_dir(const char *plugin_dir)
 {
-       struct bt_plugin **plugins;
-       struct bt_plugin *plugin;
-       int i;
+       struct bt_plugin_set *plugin_set;
 
        diag("create from all test below");
 
-       plugins = bt_plugin_create_all_from_dir(NON_EXISTING_PATH, false);
-       ok(!plugins,
+       plugin_set = bt_plugin_create_all_from_dir(NON_EXISTING_PATH, BT_FALSE);
+       ok(!plugin_set,
                "bt_plugin_create_all_from_dir() fails with an invalid path");
 
-       plugins = bt_plugin_create_all_from_dir(plugin_dir, false);
-       ok(plugins, "bt_plugin_create_all_from_dir() succeeds with a valid path");
-
-       i = 0;
-       while ((plugin = plugins[i])) {
-               BT_PUT(plugin);
-               i++;
-       }
+       plugin_set = bt_plugin_create_all_from_dir(plugin_dir, BT_FALSE);
+       ok(plugin_set, "bt_plugin_create_all_from_dir() succeeds with a valid path");
 
        /* 2 or 4, if `.la` files are considered or not */
-       ok(i == 2 || i == 4, "bt_plugin_create_all_from_dir() returns the expected number of plugin objects");
+       ok(bt_plugin_set_get_plugin_count(plugin_set) == 2 ||
+               bt_plugin_set_get_plugin_count(plugin_set) == 4,
+               "bt_plugin_create_all_from_dir() returns the expected number of plugin objects");
 
-       free(plugins);
+       bt_put(plugin_set);
+}
+
+static void test_find(const char *plugin_dir)
+{
+       int ret;
+       struct bt_plugin *plugin;
+       struct bt_component_class *comp_cls_sink;
+       struct bt_component_class *comp_cls_source;
+       char *plugin_path;
+
+       ok(!bt_plugin_find(NULL),
+               "bt_plugin_find() handles NULL");
+       ok(!bt_plugin_find(NON_EXISTING_PATH),
+               "bt_plugin_find() returns NULL with an unknown plugin name");
+       ret = asprintf(&plugin_path, "%s:/ec1d09e5-696c-442e-b1c3-f9c6cf7f5958:::%s:8db46494-a398-466a-9649-c765ae077629:",
+               NON_EXISTING_PATH, plugin_dir);
+       assert(ret > 0 && plugin_path);
+       g_setenv("BABELTRACE_PLUGIN_PATH", plugin_path, 1);
+       plugin = bt_plugin_find("test_minimal");
+       ok(plugin,
+               "bt_plugin_find() succeeds with a plugin name it can find");
+       ok(strcmp(bt_plugin_get_author(plugin), "Janine Sutto") == 0,
+               "bt_plugin_find() finds the correct plugin for a given name");
+       BT_PUT(plugin);
+       comp_cls_sink = bt_plugin_find_component_class(NULL, "sink",
+               BT_COMPONENT_CLASS_TYPE_SINK);
+       ok(!comp_cls_sink, "bt_plugin_find_component_class() handles NULL (plugin name)");
+       comp_cls_sink = bt_plugin_find_component_class("test_sfs", NULL,
+               BT_COMPONENT_CLASS_TYPE_SINK);
+       ok(!comp_cls_sink, "bt_plugin_find_component_class() handles NULL (component class name)");
+       comp_cls_sink = bt_plugin_find_component_class("test_sfs", "sink2",
+               BT_COMPONENT_CLASS_TYPE_SINK);
+       ok(!comp_cls_sink, "bt_plugin_find_component_class() fails with an unknown component class name");
+       comp_cls_sink = bt_plugin_find_component_class("test_sfs", "sink",
+               BT_COMPONENT_CLASS_TYPE_SINK);
+       ok(comp_cls_sink, "bt_plugin_find_component_class() succeeds with valid parameters");
+       ok(strcmp(bt_component_class_get_name(comp_cls_sink), "sink") == 0,
+               "bt_plugin_find_component_class() returns the appropriate component class (sink)");
+       comp_cls_source = bt_plugin_find_component_class("test_sfs", "source",
+               BT_COMPONENT_CLASS_TYPE_SOURCE);
+       ok(comp_cls_sink, "bt_plugin_find_component_class() succeeds with another component class name (same plugin)");
+       ok(strcmp(bt_component_class_get_name(comp_cls_source), "source") == 0,
+               "bt_plugin_find_component_class() returns the appropriate component class (source)");
+       BT_PUT(comp_cls_sink);
+       BT_PUT(comp_cls_source);
+       free(plugin_path);
 }
 
 int main(int argc, char **argv)
@@ -226,6 +339,7 @@ int main(int argc, char **argv)
        test_minimal(plugin_dir);
        test_sfs(plugin_dir);
        test_create_all_from_dir(plugin_dir);
+       test_find(plugin_dir);
        ret = exit_status();
 end:
        return ret;
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