This will ensure that the API behavior of gattrib is preserved.
---
.gitignore | 1 +
Makefile.am | 7 ++
unit/test-gattrib.c | 350 ++++++++++++++++++++++++++++++++++++++++++++++++++++
3 files changed, 358 insertions(+)
create mode 100644 unit/test-gattrib.c
diff --git a/.gitignore b/.gitignore
index 97daa9f..164cc97 100644
--- a/.gitignore
+++ b/.gitignore
@@ -121,6 +121,7 @@ unit/test-avdtp
unit/test-avctp
unit/test-avrcp
unit/test-gatt
+unit/test-gattrib
unit/test-*.log
unit/test-*.trs
diff --git a/Makefile.am b/Makefile.am
index 2dfea28..3fddb80 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -377,6 +377,13 @@ unit_test_gatt_SOURCES = unit/test-gatt.c
unit_test_gatt_LDADD = src/libshared-glib.la \
lib/libbluetooth-internal.la @GLIB_LIBS@
+unit_tests += unit/test-gattrib
+
+unit_test_gattrib_SOURCES = unit/test-gattrib.c attrib/gattrib.c $(btio_sources) src/log.h src/log.c
+unit_test_gattrib_LDADD = lib/libbluetooth-internal.la \
+ src/libshared-glib.la \
+ @GLIB_LIBS@ @DBUS_LIBS@ -ldl -lrt
+
if MAINTAINER_MODE
noinst_PROGRAMS += $(unit_tests)
endif
diff --git a/unit/test-gattrib.c b/unit/test-gattrib.c
new file mode 100644
index 0000000..23a5485
--- /dev/null
+++ b/unit/test-gattrib.c
@@ -0,0 +1,350 @@
+/*
+ *
+ * BlueZ - Bluetooth protocol stack for Linux
+ *
+ * Copyright (C) 2014 Google, Inc.
+ *
+ *
+ * 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 <fcntl.h>
+#include <sys/socket.h>
+
+#include <glib.h>
+
+#include "src/shared/util.h"
+#include "lib/uuid.h"
+#include "attrib/att.h"
+#include "attrib/gattrib.h"
+#include "src/log.h"
+
+#define DEFAULT_MTU 23
+
+#define data(args...) ((const unsigned char[]) { args })
+
+struct context {
+ GMainLoop *main_loop;
+ GIOChannel *att_io;
+ GIOChannel *server_io;
+ GAttrib *att;
+};
+
+static void setup_context(struct context *cxt, gconstpointer data)
+{
+ int err, sv[2];
+
+ cxt->main_loop = g_main_loop_new(NULL, FALSE);
+ g_assert(cxt->main_loop != NULL);
+
+ err = socketpair(AF_UNIX, SOCK_SEQPACKET | SOCK_CLOEXEC, 0, sv);
+ g_assert(err == 0);
+
+ cxt->att_io = g_io_channel_unix_new(sv[0]);
+ g_assert(cxt->att_io != NULL);
+
+ g_io_channel_set_close_on_unref(cxt->att_io, TRUE);
+
+ cxt->server_io = g_io_channel_unix_new(sv[1]);
+ g_assert(cxt->server_io != NULL);
+
+ g_io_channel_set_close_on_unref(cxt->server_io, TRUE);
+ g_io_channel_set_encoding(cxt->server_io, NULL, NULL);
+ g_io_channel_set_buffered(cxt->server_io, FALSE);
+
+ cxt->att = g_attrib_new(cxt->att_io, DEFAULT_MTU);
+ g_assert(cxt->att != NULL);
+}
+
+static void teardown_context(struct context *cxt, gconstpointer data)
+{
+ if (cxt->att)
+ g_attrib_unref(cxt->att);
+
+ g_io_channel_unref(cxt->server_io);
+
+ g_io_channel_unref(cxt->att_io);
+
+ g_main_loop_unref(cxt->main_loop);
+}
+
+
+static void test_debug(const char *str, void *user_data)
+{
+ const char *prefix = user_data;
+
+ g_print("%s%s\n", prefix, str);
+}
+
+static void destroy_canary_increment(gpointer data)
+{
+ int *canary = data;
+ (*canary)++;
+}
+
+static void test_refcount(struct context *cxt, gconstpointer unused)
+{
+ GAttrib *extra_ref;
+ int destroy_canary;
+
+ g_attrib_set_destroy_function(cxt->att, destroy_canary_increment,
+ &destroy_canary);
+
+ extra_ref = g_attrib_ref(cxt->att);
+
+ g_assert(extra_ref == cxt->att);
+
+ g_assert(destroy_canary == 0);
+
+ g_attrib_unref(extra_ref);
+
+ g_assert(destroy_canary == 0);
+
+ g_attrib_unref(cxt->att);
+
+ g_assert(destroy_canary == 1);
+
+ /* Avoid a double-free from the teardown function */
+ cxt->att = NULL;
+}
+
+static void test_get_channel(struct context *cxt, gconstpointer unused)
+{
+ GIOChannel *chan;
+
+ chan = g_attrib_get_channel(cxt->att);
+
+ g_assert(chan == cxt->att_io);
+}
+
+struct challenge_response {
+ const uint8_t *expect;
+ const size_t expect_len;
+ const uint8_t *respond;
+ const size_t respond_len;
+ bool received;
+};
+
+static gboolean test_client(GIOChannel *channel, GIOCondition cond,
+ gpointer data)
+{
+ struct challenge_response *cr = data;
+ int fd;
+ uint8_t buf[256];
+ ssize_t len;
+
+ if (cond & (G_IO_NVAL | G_IO_ERR | G_IO_HUP)) {
+ return FALSE;
+ }
+
+ fd = g_io_channel_unix_get_fd(channel);
+
+ len = read(fd, buf, sizeof(buf));
+
+ g_assert(len > 0);
+ g_assert_cmpint(len, ==, cr->expect_len);
+
+ if (g_test_verbose())
+ util_hexdump('>', buf, len, test_debug, "test_client: ");
+
+ cr->received = true;
+
+ if (cr->respond != NULL) {
+ if (g_test_verbose())
+ util_hexdump('<', cr->respond, cr->respond_len,
+ test_debug, "test_client: ");
+ len = write(fd, cr->respond, cr->respond_len);
+
+ g_assert_cmpint(len, ==, cr->respond_len);
+ }
+
+ return TRUE;
+}
+
+struct result_data {
+ guint8 status;
+ const guint8 *pdu;
+ guint16 len;
+ bool done;
+};
+
+static void result_canary(guint8 status, const guint8 *pdu, guint16 len,
+ gpointer data)
+{
+ struct result_data *result = data;
+ result->status = status;
+ result->pdu = pdu;
+ result->len = len;
+
+ if (g_test_verbose())
+ util_hexdump('<', pdu, len, test_debug, "result_canary: ");
+
+ result->done = true;
+}
+
+static void test_send(struct context *cxt, gconstpointer unused)
+{
+ int cmp;
+ struct result_data results;
+ struct challenge_response data = {
+ .expect = data(0x02, 0x00, 0x02),
+ .expect_len = 3,
+ .respond = data(0x01, 0x02, 0x03, 0x04),
+ .respond_len = 4,
+ .received = false,
+ };
+
+ g_io_add_watch(cxt->server_io, G_IO_IN | G_IO_HUP | G_IO_ERR | G_IO_NVAL,
+ test_client, &data);
+
+ results.done = false;
+
+ g_attrib_send(cxt->att, 0, data.expect, data.expect_len, result_canary,
+ (gpointer) &results, NULL);
+
+ /* Spin the main loop until we are ready. */
+ do {
+ g_main_context_iteration(NULL, TRUE);
+ } while (!results.done);
+
+ g_assert_cmpint(results.len, ==, data.respond_len);
+
+ cmp = memcmp(results.pdu, data.respond, results.len);
+
+ g_assert(cmp == 0);
+}
+
+static void test_cancel(struct context *cxt, gconstpointer unused)
+{
+ guint event_id;
+ gboolean canceled;
+ struct result_data results;
+ struct challenge_response data = {
+ .expect = data(0x02, 0x00, 0x02),
+ .expect_len = 3,
+ .respond = data(0x01, 0x02, 0x03, 0x04),
+ .respond_len = 4,
+ .received = false,
+ };
+
+ g_io_add_watch(cxt->server_io,
+ G_IO_IN | G_IO_HUP | G_IO_ERR | G_IO_NVAL,
+ test_client, &data);
+
+ results.done = false;
+ event_id = g_attrib_send(cxt->att, 0, data.expect, data.expect_len,
+ result_canary, &results, NULL);
+
+ /* Spin the main loop until we receive the first message */
+ do {
+ g_main_context_iteration(NULL, FALSE);
+ } while (!data.received);
+
+ canceled = g_attrib_cancel(cxt->att, event_id);
+ g_assert(canceled);
+
+ /*
+ * Spin the main loop until all events are processed,
+ * no result should be called because it was cancelled */
+ do {
+ g_main_context_iteration(NULL, TRUE);
+ } while (g_main_context_pending(NULL));
+
+ g_assert(!results.done);
+
+ results.done = false;
+ data.received = false;
+ event_id = g_attrib_send(cxt->att, 0, data.expect, data.expect_len,
+ result_canary, &results, NULL);
+
+ canceled = g_attrib_cancel(cxt->att, event_id);
+ g_assert(canceled);
+
+ /*
+ * Spin the main loop until all events are processed,
+ * the message should never be delivered.
+ */
+ do {
+ g_main_context_iteration(NULL, TRUE);
+ } while (g_main_context_pending(NULL));
+
+ g_assert(!data.received);
+ g_assert(!results.done);
+
+ /* Invalid ID */
+ canceled = g_attrib_cancel(cxt->att, 42);
+ g_assert(!canceled);
+}
+
+static void test_register(struct context *cxt, gconstpointer user_data)
+{
+ /* TODO */
+}
+
+static void test_buffers(struct context *cxt, gconstpointer unused)
+{
+ size_t buflen;
+ uint8_t *buf;
+ gboolean success;
+
+ buf = g_attrib_get_buffer(cxt->att, &buflen);
+ g_assert(buf != 0);
+ g_assert_cmpint(buflen, ==, DEFAULT_MTU);
+
+ success = g_attrib_set_mtu(cxt->att, 5);
+ g_assert(!success);
+
+ success = g_attrib_set_mtu(cxt->att, 255);
+ g_assert(success);
+
+ buf = g_attrib_get_buffer(cxt->att, &buflen);
+ g_assert(buf != 0);
+ g_assert_cmpint(buflen, ==, 255);
+}
+
+int main(int argc, char *argv[])
+{
+ g_test_init(&argc, &argv, NULL);
+
+ __btd_log_init("*", 0);
+
+ /*
+ * Test the GAttrib API behavior
+ */
+ g_test_add("/gattrib/refcount", struct context, NULL, setup_context,
+ test_refcount, teardown_context);
+ g_test_add("/gattrib/get_channel", struct context, NULL, setup_context,
+ test_get_channel, teardown_context);
+ g_test_add("/gattrib/send", struct context, NULL, setup_context,
+ test_send, teardown_context);
+ g_test_add("/gattrib/cancel", struct context, NULL, setup_context,
+ test_cancel, teardown_context);
+ g_test_add("/gattrib/register", struct context, NULL, setup_context,
+ test_register, teardown_context);
+ g_test_add("/gattrib/buffers", struct context, NULL, setup_context,
+ test_buffers, teardown_context);
+
+ return g_test_run();
+}
--
2.1.0.rc2.206.gedb03e5
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