From: Luiz Augusto von Dentz <luiz.von.dentz@xxxxxxxxx>
---
Makefile.am | 6 ++
unit/test-6lo.c | 271 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++
2 files changed, 277 insertions(+)
create mode 100644 unit/test-6lo.c
diff --git a/Makefile.am b/Makefile.am
index bb5a77408..3ba1a8dab 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -430,6 +430,12 @@ unit_test_midi_LDADD = src/libshared-glib.la \
@GLIB_LIBS@ @ALSA_LIBS@
endif
+unit_tests += unit/test-6lo
+
+unit_test_6lo_SOURCES = unit/test-6lo.c
+unit_test_6lo_LDADD = src/libshared-glib.la \
+ lib/libbluetooth-internal.la @GLIB_LIBS@
+
if MAINTAINER_MODE
noinst_PROGRAMS += $(unit_tests)
endif
diff --git a/unit/test-6lo.c b/unit/test-6lo.c
new file mode 100644
index 000000000..77f24e795
--- /dev/null
+++ b/unit/test-6lo.c
@@ -0,0 +1,271 @@
+/*
+ *
+ * BlueZ - Bluetooth protocol stack for Linux
+ *
+ * Copyright (C) 2017 Intel Corporation. All rights reserved.
+ *
+ *
+ * This program 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 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program 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 this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ *
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <unistd.h>
+#include <stdlib.h>
+#include <stdbool.h>
+#include <inttypes.h>
+#include <string.h>
+#include <errno.h>
+#include <fcntl.h>
+#include <sys/socket.h>
+
+#include <glib.h>
+
+#include "src/shared/6lo.h"
+#include "src/shared/util.h"
+
+#include "src/shared/tester.h"
+
+struct test_pdu {
+ bool valid;
+ const uint8_t *data;
+ size_t size;
+};
+
+struct test_data {
+ char *test_name;
+ struct test_pdu *pdu_list;
+};
+
+struct context {
+ struct bt_6lo *lo;
+ guint source;
+ guint process;
+ int fd;
+ unsigned int pdu_offset;
+ const struct test_data *data;
+};
+
+#define data(args...) ((const unsigned char[]) { args })
+
+#define raw_pdu(args...) \
+ { \
+ .valid = true, \
+ .data = data(args), \
+ .size = sizeof(data(args)), \
+ }
+
+#define define_test(name, function, args...) \
+ do { \
+ const struct test_pdu pdus[] = { \
+ args, { } \
+ }; \
+ static struct test_data data; \
+ data.test_name = g_strdup(name); \
+ data.pdu_list = g_memdup(pdus, sizeof(pdus)); \
+ tester_add(name, &data, NULL, function, NULL); \
+ } while (0)
+
+static const uint8_t src[] = { 0xac, 0x9f, 0xa0, 0xf3, 0x42, 0x42 };
+static const uint8_t dst[] = { 0xac, 0x9f, 0xa0, 0xf3, 0x42, 0x43 };
+
+static void test_debug(const char *str, void *user_data)
+{
+ const char *prefix = user_data;
+
+ tester_debug("%s%s\n", prefix, str);
+}
+
+static void test_free(gconstpointer user_data)
+{
+ const struct test_data *data = user_data;
+
+ g_free(data->test_name);
+ g_free(data->pdu_list);
+}
+
+static void destroy_context(struct context *context)
+{
+ if (context->source > 0)
+ g_source_remove(context->source);
+
+ bt_6lo_unref(context->lo);
+
+ test_free(context->data);
+ g_free(context);
+}
+
+static gboolean context_quit(gpointer user_data)
+{
+ struct context *context = user_data;
+
+ if (context == NULL)
+ return FALSE;
+
+ if (context->process > 0)
+ g_source_remove(context->process);
+
+ destroy_context(context);
+ tester_test_passed();
+
+ return FALSE;
+}
+
+static gboolean send_pdu(gpointer user_data)
+{
+ struct context *context = user_data;
+ const struct test_pdu *pdu;
+ ssize_t len;
+
+ pdu = &context->data->pdu_list[context->pdu_offset++];
+
+ len = write(context->fd, pdu->data, pdu->size);
+
+ util_hexdump('<', pdu->data, len, test_debug, "6lo: ");
+
+ g_assert_cmpint(len, ==, pdu->size);
+
+ context->process = 0;
+ return FALSE;
+}
+
+static void context_process(struct context *context)
+{
+ if (!context->data->pdu_list[context->pdu_offset].valid) {
+ context_quit(context);
+ return;
+ }
+
+ context->process = g_idle_add(send_pdu, context);
+}
+
+static gboolean test_handler(GIOChannel *channel, GIOCondition cond,
+ gpointer user_data)
+{
+ struct context *context = user_data;
+ const struct test_pdu *pdu;
+ unsigned char buf[1280];
+ ssize_t len;
+ int fd;
+
+ pdu = &context->data->pdu_list[context->pdu_offset++];
+
+ if (cond & (G_IO_NVAL | G_IO_ERR | G_IO_HUP)) {
+ context->source = 0;
+ g_print("%s: cond %x\n", __func__, cond);
+ return FALSE;
+ }
+
+ fd = g_io_channel_unix_get_fd(channel);
+
+ len = read(fd, buf, sizeof(buf));
+
+ g_assert(len > 0);
+
+ util_hexdump('>', buf, len, test_debug, "6lo: ");
+
+ g_assert_cmpint(len, ==, pdu->size);
+
+ g_assert(memcmp(buf, pdu->data, pdu->size) == 0);
+
+ context_process(context);
+
+ return TRUE;
+}
+
+static struct context *create_context(gconstpointer data)
+{
+ struct bt_6lo *lo;
+ struct context *context;
+ int err = 0;
+
+ lo = bt_6lo_new_default();
+ if (!lo) {
+ err = -ENOTSUP;
+ goto fail;
+ }
+
+ err = bt_6lo_add(lo, "bt0", src);
+ if (err < 0) {
+ bt_6lo_unref(lo);
+ goto fail;
+ }
+
+ context = g_new0(struct context, 1);
+ context->lo = lo;
+
+ context->data = data;
+
+ return context;
+
+fail:
+ tester_warn("Failed to setup bt_6lo: %s", strerror(-err));
+ return NULL;
+}
+
+static void attach_client(struct context *context)
+{
+ GIOChannel *channel;
+ int err, sv[2];
+
+ err = socketpair(AF_UNIX, SOCK_SEQPACKET | SOCK_CLOEXEC, 0, sv);
+ g_assert(err == 0);
+
+ err = bt_6lo_attach(context->lo, src, sv[0], dst);
+ g_assert(err == 0);
+
+ channel = g_io_channel_unix_new(sv[1]);
+
+ g_io_channel_set_close_on_unref(channel, TRUE);
+ g_io_channel_set_encoding(channel, NULL, NULL);
+ g_io_channel_set_buffered(channel, FALSE);
+
+ context->source = g_io_add_watch(channel,
+ G_IO_IN | G_IO_HUP | G_IO_ERR | G_IO_NVAL,
+ test_handler, context);
+ g_assert(context->source > 0);
+
+ g_io_channel_unref(channel);
+
+ context->fd = sv[1];
+}
+
+static void test_run(gconstpointer data)
+{
+ struct context *context = create_context(data);
+
+ if (!context) {
+ tester_test_abort();
+ return;
+ }
+
+ if (!g_str_equal(context->data->test_name, "/6lo/init"))
+ attach_client(context);
+
+ context_quit(context);
+}
+
+int main(int argc, char *argv[])
+{
+ tester_init(&argc, &argv);
+
+ define_test("/6lo/init", test_run, raw_pdu());
+ define_test("/6lo/attach", test_run, raw_pdu());
+
+ return tester_run();
+}
--
2.13.6
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