tests: Bluetooth: BAP: Modify Broadcast unittests to native_sim

tests/bluetooth/audio/bap_broadcast_source/CMakeLists.txt

@@ -2,18 +2,27 @@
 
 cmake_minimum_required(VERSION 3.20.0)
 
-find_package(Zephyr COMPONENTS unittest HINTS $ENV{ZEPHYR_BASE})
+find_package(Zephyr REQUIRED HINTS $ENV{ZEPHYR_BASE})
 
 project(bluetooth_bap_broadcast_source)
 
-add_subdirectory(${ZEPHYR_BASE}/tests/bluetooth/audio/bap_broadcast_source/uut uut)
+target_include_directories(app PRIVATE ${ZEPHYR_BASE}/tests/bluetooth/audio/mocks/include)
 
-target_link_libraries(testbinary PRIVATE uut)
+target_sources(app PRIVATE
+  # Test source files
+  src/main.c
+  src/test_callback_register.c
 
-target_include_directories(testbinary PRIVATE include)
+  # Stack source file
+  ${ZEPHYR_BASE}/subsys/bluetooth/audio/audio.c
+  ${ZEPHYR_BASE}/subsys/bluetooth/audio/bap_iso.c
+  ${ZEPHYR_BASE}/subsys/bluetooth/audio/bap_stream.c
+  ${ZEPHYR_BASE}/subsys/bluetooth/audio/bap_broadcast_source.c
+  ${ZEPHYR_BASE}/subsys/bluetooth/audio/codec.c
 
-target_sources(testbinary
-  PRIVATE
-    src/main.c
-    src/test_callback_register.c
+  # Mock files
+  ${ZEPHYR_BASE}/tests/bluetooth/audio/mocks/src/bap_broadcast_source.c
+  ${ZEPHYR_BASE}/tests/bluetooth/audio/mocks/src/bap_stream.c
+  ${ZEPHYR_BASE}/tests/bluetooth/audio/mocks/src/conn.c
+  ${ZEPHYR_BASE}/tests/bluetooth/audio/mocks/src/iso.c
 )

tests/bluetooth/audio/bap_broadcast_source/Kconfig

@@ -0,0 +1,36 @@
+# Copyright (c) 2025 Nordic Semiconductor ASA
+# SPDX-License-Identifier: Apache-2.0
+
+
+config BT_AUDIO
+	bool
+	default y
+
+config BT_BUF_EVT_RX_COUNT
+	int
+	default 10
+
+config BT_BUF_ACL_TX_COUNT
+	int
+	default 5
+
+config BT_ISO_BROADCASTER
+	bool
+	default y
+
+config BT_ISO_MAX_BIG
+	int
+	default 10
+
+config BT_ISO_MAX_CHAN
+	int
+	default 10
+
+config BT_LOG
+	bool
+	default y
+
+# Include Zephyr's Kconfig.
+source "Kconfig"
+source "subsys/bluetooth/audio/Kconfig"
+source "subsys/bluetooth/Kconfig.logging"

tests/bluetooth/audio/bap_broadcast_source/prj.conf

@@ -1,16 +1,17 @@
 CONFIG_ZTEST=y
 
-CONFIG_BT=y
-CONFIG_BT_AUDIO=y
-
-CONFIG_BT_ISO_BROADCASTER=y
-CONFIG_BT_ISO_MAX_CHAN=2
+CONFIG_NET_BUF=y
 
 CONFIG_BT_BAP_BROADCAST_SOURCE=y
 CONFIG_BT_BAP_BROADCAST_SRC_SUBGROUP_COUNT=2
 CONFIG_BT_BAP_BROADCAST_SRC_COUNT=1
 CONFIG_BT_BAP_BROADCAST_SRC_STREAM_COUNT=2
 
+CONFIG_BT_AUDIO_CODEC_CFG_MAX_DATA_SIZE=20
+CONFIG_BT_AUDIO_CODEC_CFG_MAX_METADATA_SIZE=20
+CONFIG_BT_AUDIO_CODEC_CAP_MAX_DATA_SIZE=20
+CONFIG_BT_AUDIO_CODEC_CAP_MAX_METADATA_SIZE=20
+
 CONFIG_LOG=y
 CONFIG_BT_BAP_BROADCAST_SOURCE_LOG_LEVEL_DBG=y
 

tests/bluetooth/audio/bap_broadcast_source/src/main.c

@@ -23,13 +23,13 @@
 #include <zephyr/net_buf.h>
 #include <zephyr/sys/printk.h>
 #include <zephyr/sys/util_macro.h>
+#include <zephyr/ztest_assert.h>
+#include <zephyr/ztest_test.h>
 
 #include "bap_broadcast_source.h"
 #include "bap_stream.h"
 #include "bluetooth.h"
 #include "expects_util.h"
-#include "ztest_assert.h"
-#include "ztest_test.h"
 
 DEFINE_FFF_GLOBALS;
 

tests/bluetooth/audio/bap_broadcast_source/testcase.yaml

@@ -4,4 +4,7 @@ common:
     - bluetooth_audio
 tests:
   bluetooth.audio.bap_broadcast_source.test_default:
-    type: unit
+    platform_allow:
+      - native_sim
+    integration_platforms:
+      - native_sim