test: add test app for stdatomic functions

components/newlib/test_apps/app_test.py

@@ -0,0 +1,19 @@
+import tiny_test_fw  # noqa: F401 # pylint: disable=unused-import
+import ttfw_idf
+
+try:
+    import typing  # noqa: F401 # pylint: disable=unused-import
+except ImportError:
+    pass
+
+
+@ttfw_idf.idf_component_unit_test(env_tag='COMPONENT_UT_GENERIC', target=['esp32', 'esp32s2', 'esp32c3'])
+def test_component_ut_newlib(env, _):  # type: (tiny_test_fw.Env, typing.Any) -> None
+    dut = env.get_dut('newlib', 'components/newlib/test_apps')
+    dut.start_app()
+    stdout = dut.expect('Tests finished, rc=0', full_stdout=True)
+    ttfw_idf.ComponentUTResult.parse_result(stdout)
+
+
+if __name__ == '__main__':
+    test_component_ut_newlib()