squash! riotnode: add node implementation and tests

Add test for the local echo issue.

dist/pythonlibs/riotnode/riotnode/tests/node_test.py

@@ -101,6 +101,25 @@ def test_running_error_cases(app_pidfile_env):
     # Exiting the context manager should not crash when node is killed
 
 
+def test_expect_not_matching_stdin(app_pidfile_env):
+    """Test that expect does not match stdin."""
+    env = {'BOARD': 'board', 'APPLICATION': './hello.py'}
+    env.update(app_pidfile_env)
+
+    node = riotnode.node.RIOTNode(APPLICATIONS_DIR, env)
+    node.TERM_STARTED_DELAY = 1
+
+    with node.run_term(logfile=sys.stdout) as child:
+        child.expect_exact('Starting RIOT node')
+        child.expect_exact('Hello World')
+
+        # Exception is 'exc_info.value' and pattern is in 'exc.value'
+        msg = "This should not be matched as it is on stdin"
+        child.sendline(msg)
+        matched = child.expect_exact([pexpect.TIMEOUT, msg], timeout=1)
+        assert matched == 0
+
+
 def test_expect_value(app_pidfile_env):
     """Test that expect value is being changed to the pattern."""
     env = {'BOARD': 'board', 'APPLICATION': './echo.py'}

dist/pythonlibs/riotnode/riotnode/tests/utils/application/hello.py

@@ -0,0 +1,17 @@
+#! /usr/bin/env python3
+"""Firmware implementing a simpleechoing line inputs."""
+
+import sys
+import signal
+
+
+def main():
+    """Print some header and echo the output."""
+    print('Starting RIOT node')
+    print('Hello World')
+    while True:
+        signal.pause()
+
+
+if __name__ == '__main__':
+    sys.exit(main())