u-boot-brain/test/py/tests/test_shell_basics.py
Stephen Warren 8b86c609b8 test/py: add test of basic shell functionality
This tests whether the following features of the U-Boot shell:
- Execution of a directly entered command.
- Compound commands (; delimiter).
- Quoting of arguments containing spaces.
- Executing commands from environment variables.

Signed-off-by: Stephen Warren <swarren@nvidia.com>
Acked-by: Simon Glass <sjg@chromium.org>
2016-01-20 19:06:23 -07:00

43 lines
1.6 KiB
Python

# Copyright (c) 2015-2016, NVIDIA CORPORATION. All rights reserved.
#
# SPDX-License-Identifier: GPL-2.0
# Test basic shell functionality, such as commands separate by semi-colons.
def test_shell_execute(u_boot_console):
'''Test any shell command.'''
response = u_boot_console.run_command('echo hello')
assert response.strip() == 'hello'
def test_shell_semicolon_two(u_boot_console):
'''Test two shell commands separate by a semi-colon.'''
cmd = 'echo hello; echo world'
response = u_boot_console.run_command(cmd)
# This validation method ignores the exact whitespace between the strings
assert response.index('hello') < response.index('world')
def test_shell_semicolon_three(u_boot_console):
'''Test three shell commands separate by a semi-colon, with variable
expansion dependencies between them.'''
cmd = 'setenv list 1; setenv list ${list}2; setenv list ${list}3; ' + \
'echo ${list}'
response = u_boot_console.run_command(cmd)
assert response.strip() == '123'
u_boot_console.run_command('setenv list')
def test_shell_run(u_boot_console):
'''Test the "run" shell command.'''
u_boot_console.run_command('setenv foo \"setenv monty 1; setenv python 2\"')
u_boot_console.run_command('run foo')
response = u_boot_console.run_command('echo $monty')
assert response.strip() == '1'
response = u_boot_console.run_command('echo $python')
assert response.strip() == '2'
u_boot_console.run_command('setenv foo')
u_boot_console.run_command('setenv monty')
u_boot_console.run_command('setenv python')