* [PATCH BlueZ 2/2] unit: Introduce test-bass
2023-05-29 8:46 [PATCH BlueZ 0/2] unit: Introduce test-bass Iulia Tanasescu
2023-05-29 8:46 ` [PATCH BlueZ 1/2] shared/bass: Add Write Without Response property to the CP characteristic Iulia Tanasescu
@ 2023-05-29 8:46 ` Iulia Tanasescu
2023-05-30 23:20 ` [PATCH BlueZ 0/2] " patchwork-bot+bluetooth
2 siblings, 0 replies; 5+ messages in thread
From: Iulia Tanasescu @ 2023-05-29 8:46 UTC (permalink / raw)
To: linux-bluetooth; +Cc: Iulia Tanasescu
This adds 3 unit tests for BASS server, to simulate the
Generic GATT Integrated Test suite for BASS.
Test Summary
------------
BASS/SR/SGGIT/SER/BV-01-C Passed
BASS/SR/SGGIT/CHA/BV-01-C Passed
BASS/SR/SGGIT/CHA/BV-02-C Passed
Total: 3, Passed: 3 (100.0%), Failed: 0, Not Run: 0
---
Makefile.am | 6 +
unit/test-bass.c | 397 +++++++++++++++++++++++++++++++++++++++++++++++
2 files changed, 403 insertions(+)
create mode 100644 unit/test-bass.c
diff --git a/Makefile.am b/Makefile.am
index 48f0cefa7..2bd547564 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -578,6 +578,12 @@ unit_test_bap_SOURCES = unit/test-bap.c
unit_test_bap_LDADD = src/libshared-glib.la \
lib/libbluetooth-internal.la $(GLIB_LIBS)
+unit_tests += unit/test-bass
+
+unit_test_bass_SOURCES = unit/test-bass.c
+unit_test_bass_LDADD = src/libshared-glib.la \
+ lib/libbluetooth-internal.la $(GLIB_LIBS)
+
if MIDI
unit_tests += unit/test-midi
unit_test_midi_CPPFLAGS = $(AM_CPPFLAGS) $(ALSA_CFLAGS) -DMIDI_TEST
diff --git a/unit/test-bass.c b/unit/test-bass.c
new file mode 100644
index 000000000..8937c9478
--- /dev/null
+++ b/unit/test-bass.c
@@ -0,0 +1,397 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ *
+ * BlueZ - Bluetooth protocol stack for Linux
+ *
+ * Copyright 2023 NXP
+ *
+ *
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#define _GNU_SOURCE
+#include <unistd.h>
+#include <string.h>
+#include <sys/socket.h>
+#include <fcntl.h>
+
+#include <glib.h>
+
+#include "lib/bluetooth.h"
+#include "lib/uuid.h"
+#include "src/shared/util.h"
+#include "src/shared/io.h"
+#include "src/shared/tester.h"
+#include "src/shared/queue.h"
+#include "src/shared/att.h"
+#include "src/shared/gatt-db.h"
+#include "src/shared/gatt-client.h"
+#include "src/shared/gatt-server.h"
+#include "src/shared/bass.h"
+
+struct test_data {
+ struct gatt_db *db;
+ struct bt_bass *bass;
+ struct bt_gatt_server *server;
+ struct queue *ccc_states;
+ size_t iovcnt;
+ struct iovec *iov;
+};
+
+struct ccc_state {
+ uint16_t handle;
+ uint16_t value;
+};
+
+/* ATT: Exchange MTU Request (0x02) len 2
+ * Client RX MTU: 64
+ * ATT: Exchange MTU Response (0x03) len 2
+ * Server RX MTU: 64
+ */
+#define EXCHANGE_MTU \
+ IOV_DATA(0x02, 0x40, 0x00), \
+ IOV_DATA(0x03, 0x40, 0x00)
+
+/* ATT: Find By Type Value Request (0x06) len 8
+ * Handle range: 0x0001-0xffff
+ * Attribute Type(UUID): Primary Service (0x2800)
+ * Value to find: Broadcast Audio Scan Service (0x184f)
+ * ATT: Find By Type Value Response (0x07) len 4
+ * Handle range: 0x0001-0x0009
+ * ATT: Find By Type Value Request (0x06) len 8
+ * Handle range: 0x000a-0xffff
+ * Attribute Type(UUID): Primary Service (0x2800)
+ * Value to find: Broadcast Audio Scan Service (0x184f)
+ * ATT: Error Response (0x01) len 4
+ * Find By Type Value Request (0x06)
+ * Handle: 0x000a
+ * Error: Attribute Not Found (0x0a)
+ */
+#define BASS_FIND_BY_TYPE_VALUE \
+ IOV_DATA(0x06, 0x01, 0x00, 0xff, 0xff, 0x00, 0x28, 0x4f, 0x18), \
+ IOV_DATA(0x07, 0x01, 0x00, 0x09, 0x00), \
+ IOV_DATA(0x06, 0x0a, 0x00, 0xff, 0xff, 0x00, 0x28, 0x4f, 0x18), \
+ IOV_DATA(0x01, 0x06, 0x0a, 0x00, 0x0a)
+
+/* ATT: Read By Type Request (0x08) len 6
+ * Handle range: 0x0001-0x0009
+ * Attribute type: Characteristic (0x2803)
+ * ATT: Read By Type Response (0x09) len 22
+ * Attribute data length: 7
+ * Attribute data list: 3 entries
+ * Handle: 0x0002
+ * Value: 120300c82b
+ * Properties: 0x12
+ * Read (0x02)
+ * Notify (0x10)
+ * Value Handle: 0x0003
+ * Value UUID: Broadcast Receive State (0x2bc8)
+ * Handle: 0x0005
+ * Value: 120600c82b
+ * Properties: 0x12
+ * Read (0x02)
+ * Notify (0x10)
+ * Value Handle: 0x0006
+ * Value UUID: Broadcast Receive State (0x2bc8)
+ * Handle: 0x0008
+ * Value: 0c0900c72b
+ * Properties: 0x0c
+ * Write (0x08)
+ * Write Without Response (0x04)
+ * Value Handle: 0x0009
+ * Value UUID: Broadcast Audio Scan Control Point (0x2bc7)
+ * ATT: Read By Type Request (0x08) len 6
+ * Handle range: 0x0009-0x0009
+ * Attribute type: Characteristic (0x2803)
+ * ATT: Error Response (0x01) len 4
+ * Read By Type Request (0x08)
+ * Handle: 0x0009
+ * Error: Attribute Not Found (0x0a)
+ */
+#define DISC_BASS_CHAR \
+ IOV_DATA(0x08, 0x01, 0x00, 0x09, 0x00, 0x03, 0x28), \
+ IOV_DATA(0x09, 0x07, \
+ 0x02, 0x00, 0x12, 0x03, 0x00, 0xc8, 0x2b, \
+ 0x05, 0x00, 0x12, 0x06, 0x00, 0xc8, 0x2b, \
+ 0x08, 0x00, 0x0c, 0x09, 0x00, 0xc7, 0x2b), \
+ IOV_DATA(0x08, 0x09, 0x00, 0x09, 0x00, 0x03, 0x28), \
+ IOV_DATA(0x01, 0x08, 0x09, 0x00, 0x0a)
+
+/* ATT: Read By Group Type Request (0x10) len 6
+ * Handle range: 0x0001-0xffff
+ * Attribute group type: Primary Service (0x2800)
+ * ATT: Read By Group Type Response (0x11) len 7
+ * Attribute data length: 6
+ * Attribute group list: 1 entry
+ * Handle range: 0x0001-0x0009
+ * UUID: Broadcast Audio Scan Service (0x184f)
+ * ATT: Read By Group Type Request (0x10) len 6
+ * Handle range: 0x000a-0xffff
+ * Attribute group type: Primary Service (0x2800)
+ * ATT: Error Response (0x01) len 4
+ * Read By Group Type Request (0x10)
+ * Handle: 0x000a
+ * Error: Attribute Not Found (0x0a)
+ */
+#define DISC_BASS_SER \
+ EXCHANGE_MTU,\
+ IOV_DATA(0x10, 0x01, 0x00, 0xff, 0xff, 0x00, 0x28), \
+ IOV_DATA(0x11, 0x06, 0x01, 0x00, 0x09, 0x00, 0x4f, 0x18), \
+ IOV_DATA(0x10, 0x0a, 0x00, 0xff, 0xff, 0x00, 0x28), \
+ IOV_DATA(0x01, 0x10, 0x0a, 0x00, 0x0a), \
+ BASS_FIND_BY_TYPE_VALUE, \
+ DISC_BASS_CHAR
+
+/* ATT: Find Information Request (0x04) len 4
+ * Handle range: 0x0004-0x0004
+ * ATT: Find Information Response (0x05) len 5
+ * Format: Handle(s) and 16 bit bluetooth UUID(s) (0x01)
+ * Handle: 0x0004
+ * Attribute: Client Characteristic Configuration (0x2902)
+ * ATT: Find Information Request (0x04) len 4
+ * Handle range: 0x0007-0x0007
+ * ATT: Find Information Response (0x05) len 5
+ * Format: Handle(s) and 16 bit bluetooth UUID(s) (0x01)
+ * Handle: 0x0007
+ * Attribute: Client Characteristic Configuration (0x2902)
+ */
+#define BASS_FIND_INFO \
+ IOV_DATA(0x04, 0x04, 0x00, 0x04, 0x00), \
+ IOV_DATA(0x05, 0x01, 0x04, 0x00, 0x02, 0x29), \
+ IOV_DATA(0x04, 0x07, 0x00, 0x07, 0x00), \
+ IOV_DATA(0x05, 0x01, 0x07, 0x00, 0x02, 0x29)
+
+#define DISC_BCAST_AUDIO_SCAN_CP \
+ BASS_FIND_BY_TYPE_VALUE, \
+ DISC_BASS_CHAR, \
+ BASS_FIND_INFO
+
+/* ATT: Read Request (0x0a) len 2
+ * Handle: 0x0004 Type: Client Characteristic Configuration (0x2902)
+ * ATT: Read Response (0x0b) len 2
+ * Value: 0000
+ * Handle: 0x0004 Type: Client Characteristic Configuration (0x2902)
+ * ATT: Read Request (0x0a) len 2
+ * Handle: 0x0007 Type: Client Characteristic Configuration (0x2902)
+ * ATT: Read Response (0x0b) len 2
+ * Value: 0000
+ * Handle: 0x0007 Type: Client Characteristic Configuration (0x2902)
+ */
+#define BASS_READ_CHAR_DESC \
+ IOV_DATA(0x0a, 0x04, 0x00), \
+ IOV_DATA(0x0b, 0x00, 0x00), \
+ IOV_DATA(0x0a, 0x07, 0x00), \
+ IOV_DATA(0x0b, 0x00, 0x00)
+
+#define DISC_BCAST_RECV_STATE \
+ DISC_BCAST_AUDIO_SCAN_CP, \
+ BASS_READ_CHAR_DESC
+
+#define iov_data(args...) ((const struct iovec[]) { args })
+
+#define define_test(name, function, _cfg, args...) \
+ do { \
+ const struct iovec iov[] = { args }; \
+ static struct test_data data; \
+ data.iovcnt = ARRAY_SIZE(iov_data(args)); \
+ data.iov = util_iov_dup(iov, ARRAY_SIZE(iov_data(args))); \
+ tester_add(name, &data, NULL, function, \
+ test_teardown); \
+ } while (0)
+
+static void test_complete_cb(const void *user_data)
+{
+ tester_test_passed();
+}
+
+static void print_debug(const char *str, void *user_data)
+{
+ const char *prefix = user_data;
+
+ if (tester_use_debug())
+ tester_debug("%s%s", prefix, str);
+}
+
+static void test_teardown(const void *user_data)
+{
+ struct test_data *data = (void *)user_data;
+
+ bt_bass_unref(data->bass);
+ bt_gatt_server_unref(data->server);
+ util_iov_free(data->iov, data->iovcnt);
+
+ gatt_db_unref(data->db);
+
+ queue_destroy(data->ccc_states, free);
+
+ tester_teardown_complete();
+}
+
+static bool ccc_state_match(const void *a, const void *b)
+{
+ const struct ccc_state *ccc = a;
+ uint16_t handle = PTR_TO_UINT(b);
+
+ return ccc->handle == handle;
+}
+
+static struct ccc_state *find_ccc_state(struct test_data *data,
+ uint16_t handle)
+{
+ return queue_find(data->ccc_states, ccc_state_match,
+ UINT_TO_PTR(handle));
+}
+
+static struct ccc_state *get_ccc_state(struct test_data *data, uint16_t handle)
+{
+ struct ccc_state *ccc;
+
+ ccc = find_ccc_state(data, handle);
+ if (ccc)
+ return ccc;
+
+ ccc = new0(struct ccc_state, 1);
+ ccc->handle = handle;
+ queue_push_tail(data->ccc_states, ccc);
+
+ return ccc;
+}
+
+static void gatt_ccc_read_cb(struct gatt_db_attribute *attrib,
+ unsigned int id, uint16_t offset,
+ uint8_t opcode, struct bt_att *att,
+ void *user_data)
+{
+ struct test_data *data = user_data;
+ struct ccc_state *ccc;
+ uint16_t handle;
+ uint8_t ecode = 0;
+ const uint8_t *value = NULL;
+ size_t len = 0;
+
+ handle = gatt_db_attribute_get_handle(attrib);
+
+ ccc = get_ccc_state(data, handle);
+ if (!ccc) {
+ ecode = BT_ATT_ERROR_UNLIKELY;
+ goto done;
+ }
+
+ len = sizeof(ccc->value);
+ value = (void *) &ccc->value;
+
+done:
+ gatt_db_attribute_read_result(attrib, id, ecode, value, len);
+}
+
+static void test_server(const void *user_data)
+{
+ struct test_data *data = (void *)user_data;
+ struct bt_att *att;
+ struct io *io;
+
+ io = tester_setup_io(data->iov, data->iovcnt);
+ g_assert(io);
+
+ tester_io_set_complete_func(test_complete_cb);
+
+ att = bt_att_new(io_get_fd(io), false);
+ g_assert(att);
+
+ bt_att_set_debug(att, BT_ATT_DEBUG, print_debug, "bt_att:", NULL);
+
+ data->db = gatt_db_new();
+ g_assert(data->db);
+
+ gatt_db_ccc_register(data->db, gatt_ccc_read_cb, NULL,
+ NULL, data);
+
+ data->bass = bt_bass_new(data->db, NULL);
+ g_assert(data->bass);
+
+ data->server = bt_gatt_server_new(data->db, att, 64, 0);
+ g_assert(data->server);
+
+ bt_gatt_server_set_debug(data->server, print_debug, "bt_gatt_server:",
+ NULL);
+
+ data->ccc_states = queue_new();
+
+ tester_io_send();
+
+ bt_att_unref(att);
+}
+
+static void test_sggit(void)
+{
+ /* BASS/SR/SGGIT/SER/BV-01-C [Service GGIT - Broadcast Scan]
+ *
+ * For each ATT_Read_By_Group_Type_Request, the IUT sends a correctly
+ * formatted ATT_Read_By_Group_Type_Response reporting BASS to the
+ * Lower Tester, or an ATT_Error_Response if there is no handle/UUID
+ * pair matching the request.
+ *
+ * For each ATT_Find_By_Type_Value_Request, the IUT sends one
+ * ATT_Find_By_Type_Value_Response reporting BASS to the Lower Tester,
+ * or an ATT_Error_Response when there are no more services matching
+ * the request.
+ *
+ * The IUT sends one ATT_Read_By_Type_Response to the Lower Tester for
+ * each received ATT_Read_By_Type_Request, if it has characteristic
+ * declarations within the handle range, or an ATT_Error_Response if
+ * there are no further characteristic declarations within the
+ * handle range of the request. The IUT reports all BASS
+ * characteristics.
+ */
+ define_test("BASS/SR/SGGIT/SER/BV-01-C", test_server, NULL,
+ DISC_BASS_SER);
+
+ /* BASS/SR/SGGIT/CHA/BV-01-C [Service GGIT -
+ * Broadcast Audio Scan Control Point]
+ *
+ * The IUT sends one ATT_Read_By_Type_Response to the Lower Tester for
+ * each received ATT_Read_By_Type_Request, if it has characteristic
+ * declarations within the handle range, or an ATT_Error_Response if
+ * there are no further characteristic declarations within the
+ * handle range of the request. The IUT reports one instance of the
+ * Broadcast Audio Scan Control Point characteristic.
+ */
+ define_test("BASS/SR/SGGIT/CHA/BV-01-C", test_server, NULL,
+ DISC_BCAST_AUDIO_SCAN_CP);
+
+ /* BASS/SR/SGGIT/CHA/BV-02-C [Service GGIT -
+ * Broadcast Receive State]
+ *
+ * The IUT sends one ATT_Read_By_Type_Response to the Lower Tester for
+ * each received ATT_Read_By_Type_Request, if it has characteristic
+ * declarations within the handle range, or an ATT_Error_Response if
+ * there are no further characteristic declarations within the
+ * handle range of the request. The IUT reports two instances of the
+ * Broadcast Receive State characteristic.
+ *
+ * The IUT sends one ATT_Find_Information_Response to the Lower Tester
+ * for each received ATT_Find_Information_Request, if it has
+ * characteristic descriptors within the handle range, or an
+ * ATT_Error_Response if there are no characteristic descriptors within
+ * the handle range of the request. For each Broadcast Receive State
+ * characteristic, the IUT reports one Client Characteristic
+ * Configuration descriptor.
+ *
+ * The IUT sends an ATT_Read_Response to the Lower Tester for each
+ * ATT_Read_Request.
+ */
+ define_test("BASS/SR/SGGIT/CHA/BV-02-C", test_server, NULL,
+ DISC_BCAST_RECV_STATE);
+}
+
+int main(int argc, char *argv[])
+{
+ tester_init(&argc, &argv);
+
+ test_sggit();
+
+ return tester_run();
+}
--
2.34.1
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