================
@@ -0,0 +1,62 @@
+"""
+Test that typing python expression in the terminal is echoed back to stdout.
+"""
+
+from lldbsuite.test.decorators import skipIfAsan
+from lldbsuite.test.lldbpexpect import PExpectTest
+
+
+@skipIfAsan
+class PythonInterpreterEchoTest(PExpectTest):
+ PYTHON_PROMPT = ">>> "
+
+ def verify_command_echo(
+ self, command: str, expected_output: str = "", is_regex: bool = False
+ ):
+ assert self.child != None
+ child = self.child
+ self.assertIsNotNone(self.child, "expected a running lldb process.")
+
+ child.sendline(command)
+
+ # Build pattern list: match whichever comes first (output or prompt)
+ # This prevents waiting for a timeout if there's no match
+ pattern = []
+ match_expected = expected_output and len(expected_output) > 0
+
+ if match_expected:
+ pattern.append(expected_output)
+ pattern.append(self.PYTHON_PROMPT)
+
+ expect_func = child.expect if is_regex else child.expect_exact
+ match_idx = expect_func(pattern)
+ if match_expected:
+ self.assertEqual(
+ match_idx, 0, "Expected output `{expected_output}` in stdout."
+ )
+
+ self.assertIsNotNone(self.child.before, "Expected output before
prompt")
+ self.assertIsInstance(self.child.before, bytes)
+ echoed_text: str = self.child.before.decode("ascii").strip()
+ self.assertEqual(
+ command, echoed_text, f"Command '{command}' should be echoed to
stdout."
+ )
+
+ if match_expected:
+ child.expect_exact(self.PYTHON_PROMPT)
+
+ def test_python_interpreter_echo(self):
+ """Test that that the user typed commands is echoed to stdout"""
+
+ self.launch(use_colors=False, dimensions=(100, 100))
+
+ # enter the python interpreter
----------------
JDevlieghere wrote:
Capitalization and periods.
https://github.com/llvm/llvm-project/pull/174216
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