--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/tests/test-plugin-joke.c	Thu Feb 11 17:39:22 2021 +0100
@@ -0,0 +1,200 @@
+/*
+ * main.cpp -- test joke plugin
+ *
+ * Copyright (c) 2013-2021 David Demelier <markand@malikania.fr>
+ *
+ * Permission to use, copy, modify, and/or distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#include <err.h>
+
+#define GREATEST_USE_ABBREVS 0
+#include <greatest.h>
+
+#include <irccd/compat.h>
+#include <irccd/js-plugin.h>
+#include <irccd/plugin.h>
+#include <irccd/server.h>
+
+#define CALL() do {                                                     \
+	memset(server->conn.out, 0, sizeof (server->conn.out));         \
+	irc_plugin_handle(plugin, &(const struct irc_event) {           \
+		.type = IRC_EVENT_COMMAND,                              \
+		.server = server,                                       \
+			.message = {                                    \
+			.origin = "jean!jean@localhost",                \
+			.channel = "#joke",                             \
+			.message = ""                                   \
+		}                                                       \
+	});                                                             \
+} while (0)
+
+static struct irc_server *server;
+static struct irc_plugin *plugin;
+
+static void
+setup(void *udata)
+{
+	(void)udata;
+
+	server = irc_server_new("test", "t", "t", "t", "127.0.0.1", 6667);
+	plugin = js_plugin_open("joke", CMAKE_SOURCE_DIR "/plugins/joke/joke.js");
+
+	if (!plugin)
+		errx(1, "could not load plugin");
+
+	irc_server_incref(server);
+	irc_plugin_set_template(plugin, "error", "error=#{plugin}:#{command}:#{server}:#{channel}:#{origin}:#{nickname}");
+
+	irc_plugin_set_option(plugin, "file", SOURCE "/data/joke/jokes.json");
+	irc_plugin_load(plugin);
+
+	/* Fake server connected to send data. */
+	server->state = IRC_SERVER_STATE_CONNECTED;
+}
+
+static void
+teardown(void *udata)
+{
+	(void)udata;
+
+	irc_plugin_finish(plugin);
+	irc_server_decref(server);
+}
+
+GREATEST_TEST
+basics_simple(void)
+{
+	/*
+	 * jokes.json have two jokes.
+	 *
+	 * aaa
+	 *
+	 * And
+	 *
+	 * bbbb
+	 * bbbb
+	 */
+	int aaa = 0, bbbb = 0;
+
+	for (int i = 0; i < 2; ++i) {
+		CALL();
+
+		if (strcmp(server->conn.out, "PRIVMSG #joke :aaa\r\n") == 0)
+			aaa = 1;
+		else if (strcmp(server->conn.out, "PRIVMSG #joke :bbbb\r\nPRIVMSG #joke :bbbb\r\n") == 0)
+			bbbb = 1;
+	}
+
+	GREATEST_ASSERT(aaa);
+	GREATEST_ASSERT(bbbb);
+
+	GREATEST_PASS();
+}
+
+GREATEST_TEST
+errors_toobig(void)
+{
+	/*
+	 * The jokes "xxx" and "yyy" are both 3-lines which we disallow. only a
+	 * must be said.
+	 */
+	irc_plugin_set_option(plugin, "file", SOURCE "/data/joke/error-toobig.json");
+	irc_plugin_set_option(plugin, "max-list-lines", "2");
+
+	for (int i = 0; i < 64; ++i) {
+		CALL();
+		GREATEST_ASSERT_STR_EQ("PRIVMSG #joke :a\r\n", server->conn.out);
+	}
+
+	GREATEST_PASS();
+}
+
+GREATEST_TEST
+errors_invalid(void)
+{
+	/* Only a is the valid joke in this file. */
+	irc_plugin_set_option(plugin, "file", SOURCE "/data/joke/error-invalid.json");
+	irc_plugin_set_option(plugin, "max-list-lines", "2");
+
+	for (int i = 0; i < 64; ++i) {
+		CALL();
+		GREATEST_ASSERT_STR_EQ("PRIVMSG #joke :a\r\n", server->conn.out);
+	}
+
+	GREATEST_PASS();
+}
+
+GREATEST_TEST
+errors_not_found(void)
+{
+	irc_plugin_set_option(plugin, "file", "doesnotexist.json");
+
+	CALL();
+	GREATEST_ASSERT_STR_EQ("PRIVMSG #joke :error=joke:!joke:test:#joke:jean!jean@localhost:jean\r\n", server->conn.out);
+
+	GREATEST_PASS();
+}
+
+GREATEST_TEST
+errors_not_array(void)
+{
+	irc_plugin_set_option(plugin, "file", SOURCE "/data/joke/error-not-array.json");
+
+	CALL();
+	GREATEST_ASSERT_STR_EQ("PRIVMSG #joke :error=joke:!joke:test:#joke:jean!jean@localhost:jean\r\n", server->conn.out);
+
+	GREATEST_PASS();
+}
+
+GREATEST_TEST
+errors_empty(void)
+{
+	irc_plugin_set_option(plugin, "file", SOURCE "/data/joke/error-empty.json");
+
+	CALL();
+	GREATEST_ASSERT_STR_EQ("PRIVMSG #joke :error=joke:!joke:test:#joke:jean!jean@localhost:jean\r\n", server->conn.out);
+
+	GREATEST_PASS();
+}
+
+GREATEST_SUITE(suite_basics)
+{
+	GREATEST_SET_SETUP_CB(setup, NULL);
+	GREATEST_SET_TEARDOWN_CB(teardown, NULL);
+	GREATEST_RUN_TEST(basics_simple);
+}
+
+GREATEST_SUITE(suite_errors)
+{
+	GREATEST_SET_SETUP_CB(setup, NULL);
+	GREATEST_SET_TEARDOWN_CB(teardown, NULL);
+	GREATEST_RUN_TEST(errors_toobig);
+	GREATEST_RUN_TEST(errors_invalid);
+	GREATEST_RUN_TEST(errors_not_found);
+	GREATEST_RUN_TEST(errors_not_array);
+	GREATEST_RUN_TEST(errors_empty);
+}
+
+GREATEST_MAIN_DEFS();
+
+int
+main(int argc, char **argv)
+{
+	GREATEST_MAIN_BEGIN();
+	GREATEST_RUN_SUITE(suite_basics);
+	GREATEST_RUN_SUITE(suite_errors);
+	GREATEST_MAIN_END();
+
+	return 0;
+}