diff options
Diffstat (limited to 'tests/acceptance/avocado_qemu/__init__.py')
| -rw-r--r-- | tests/acceptance/avocado_qemu/__init__.py | 59 |
1 files changed, 45 insertions, 14 deletions
diff --git a/tests/acceptance/avocado_qemu/__init__.py b/tests/acceptance/avocado_qemu/__init__.py index 6618ea67c1..d4358eb431 100644 --- a/tests/acceptance/avocado_qemu/__init__.py +++ b/tests/acceptance/avocado_qemu/__init__.py @@ -55,19 +55,16 @@ def pick_default_qemu_bin(arch=None): return qemu_bin_from_src_dir_path -def wait_for_console_pattern(test, success_message, failure_message=None): - """ - Waits for messages to appear on the console, while logging the content - - :param test: an Avocado test containing a VM that will have its console - read and probed for a success or failure message - :type test: :class:`avocado_qemu.Test` - :param success_message: if this message appears, test succeeds - :param failure_message: if this message appears, test fails - """ +def _console_interaction(test, success_message, failure_message, + send_string, keep_sending=False): + assert not keep_sending or send_string console = test.vm.console_socket.makefile() console_logger = logging.getLogger('console') while True: + if send_string: + test.vm.console_socket.sendall(send_string.encode()) + if not keep_sending: + send_string = None # send only once msg = console.readline().strip() if not msg: continue @@ -79,6 +76,43 @@ def wait_for_console_pattern(test, success_message, failure_message=None): fail = 'Failure message found in console: %s' % failure_message test.fail(fail) +def interrupt_interactive_console_until_pattern(test, success_message, + failure_message=None, + interrupt_string='\r'): + """ + Keep sending a string to interrupt a console prompt, while logging the + console output. Typical use case is to break a boot loader prompt, such: + + Press a key within 5 seconds to interrupt boot process. + 5 + 4 + 3 + 2 + 1 + Booting default image... + + :param test: an Avocado test containing a VM that will have its console + read and probed for a success or failure message + :type test: :class:`avocado_qemu.Test` + :param success_message: if this message appears, test succeeds + :param failure_message: if this message appears, test fails + :param interrupt_string: a string to send to the console before trying + to read a new line + """ + _console_interaction(test, success_message, failure_message, + interrupt_string, True) + +def wait_for_console_pattern(test, success_message, failure_message=None): + """ + Waits for messages to appear on the console, while logging the content + + :param test: an Avocado test containing a VM that will have its console + read and probed for a success or failure message + :type test: :class:`avocado_qemu.Test` + :param success_message: if this message appears, test succeeds + :param failure_message: if this message appears, test fails + """ + _console_interaction(test, success_message, failure_message, None) def exec_command_and_wait_for_pattern(test, command, success_message, failure_message=None): @@ -94,10 +128,7 @@ def exec_command_and_wait_for_pattern(test, command, :param success_message: if this message appears, test succeeds :param failure_message: if this message appears, test fails """ - command += '\r' - test.vm.console_socket.sendall(command.encode()) - wait_for_console_pattern(test, success_message, failure_message) - + _console_interaction(test, success_message, failure_message, command + '\r') class Test(avocado.Test): def _get_unique_tag_val(self, tag_name): |