examples/system: add C++ RTTI example

examples/system/cpp_rtti/example_test.py

@@ -0,0 +1,37 @@
+from __future__ import print_function
+import os
+import sys
+
+try:
+    import IDF
+except ImportError:
+    # this is a test case write with tiny-test-fw.
+    # to run test cases outside tiny-test-fw,
+    # we need to set environment variable `TEST_FW_PATH`,
+    # then get and insert `TEST_FW_PATH` to sys path before import FW module
+    test_fw_path = os.getenv('TEST_FW_PATH')
+    if test_fw_path and test_fw_path not in sys.path:
+        sys.path.insert(0, test_fw_path)
+    import IDF
+
+
+@IDF.idf_example_test(env_tag='Example_WIFI')
+def test_real_time_stats_example(env, extra_data):
+    dut = env.get_dut('cpp_rtti', 'examples/system/cpp_rtti')
+    dut.start_app()
+
+    dut.expect('Type name of std::cout is: std::ostream')
+    dut.expect('Type name of std::cin is: std::istream')
+    dut.expect('Type of app_main is: void ()')
+    dut.expect('Type name of a lambda function is: app_main::{lambda(int, int)#1}')
+
+    dut.expect('dynamic_cast<DerivedA*>(obj)=0')
+    dut.expect('dynamic_cast<DerivedB*>(obj)=0x')
+    dut.expect('dynamic_cast<DerivedB*>(obj)=0')
+    dut.expect('dynamic_cast<DerivedA*>(obj)=0x')
+
+    dut.expect('Example finished.')
+
+
+if __name__ == '__main__':
+    test_real_time_stats_example()