system: add test for simulating single core esp32 startup

tools/test_apps/system/startup/app_test.py

@@ -2,9 +2,11 @@
 
 import glob
 import os
+import re
 
 import ttfw_idf
 from tiny_test_fw import Utility
+from ttfw_idf.IDFDUT import ESP32DUT
 
 
 @ttfw_idf.idf_custom_test(env_tag='Example_GENERIC', group='test-apps')
@@ -15,7 +17,14 @@ def test_startup(env, extra_data):
         Utility.console_log("Checking config \"{}\"... ".format(name), end='')
         dut = env.get_dut('startup', 'tools/test_apps/system/startup', app_config_name=name)
         dut.start_app()
-        dut.expect('app_main running')
+
+        if (name == 'single_core_variant' and isinstance(dut, ESP32DUT)):
+            dut.allow_dut_exception = True
+            dut.expect('Running on single core variant of a chip, but app is built with multi-core support.')
+            dut.expect(re.compile(r'abort\(\) was called at PC [0-9xa-f]+ on core 0'))
+        else:
+            dut.expect('app_main running')
+
         env.close_dut(dut.name)
         Utility.console_log('done')