samples: magic_addr: add pytest check for magic_addr

use pytest script to check result

fixes: #82759

Signed-off-by: Hake Huang <hake.huang@oss.nxp.com>

samples/boards/nxp/mimxrt1170_evk_cm7/magic_addr/pytest/test_magic_addr.py

@@ -0,0 +1,24 @@
+# Copyright (c) 2024 NXP
+#
+# SPDX-License-Identifier: Apache-2.0
+
+import logging
+
+from twister_harness import DeviceAdapter
+
+logger = logging.getLogger(__name__)
+
+
+def test_magic_addr(dut: DeviceAdapter):
+    '''
+    tag memory twice and check result
+    '''
+    dut.readlines_until(regex='Cast some characters:', print_output=True)
+    dut.write(str.encode('A'))
+    lines = dut.readlines_until(regex='Magic DTCM address accessed', print_output=True)
+    logger.info(lines)
+    dut.write(str.encode('B'))
+    lines = dut.readlines_until(regex='Magic DTCM address accessed', print_output=True)
+    logger.info(lines)
+    ret = any('Magic DTCM address accessed' in line for line in lines)
+    assert ret

samples/boards/nxp/mimxrt1170_evk_cm7/magic_addr/sample.yaml

@@ -5,8 +5,9 @@ common:
   integration_platforms:
     - mimxrt1170_evk/mimxrt1176/cm7
     - mimxrt1160_evk/mimxrt1166/cm7
+  tags:
+    - pytest
 tests:
   sample.boards.mimxrt1170_evk.magic_addr:
-    platform_allow:
-      - mimxrt1170_evk/mimxrt1176/cm7
-      - mimxrt1160_evk/mimxrt1166/cm7
+    filter: CONFIG_MEMC_NXP_FLEXRAM
+    harness: pytest