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tests/shell: add test case for line editing

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Test erasing characters using backspace. The test is not really testing
a lot right now, because the host is still line buffering.

Co-authored-by: Juan Carrano <j.carrano@fu-berlin.de>
This commit is contained in:
Hendrik van Essen 2020-02-08 13:59:18 +01:00
parent a0a3e6c3a1
commit 013af64a80
1 changed files with 17 additions and 4 deletions
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21
tests/shell/tests/01-run.py
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@ -50,6 +50,8 @@ CMDS = (
'shell: command not found: '
'123456789012345678901234567890123456789012345678901234567890'),
('unknown_command', 'shell: command not found: unknown_command'),
('hello-willy\b\b\b\borld', 'shell: command not found: hello-world'),
('\b\b\b\becho', '\"echo\"'),
('help', EXPECTED_HELP),
('echo a string', '\"echo\"\"a\"\"string\"'),
('ps', EXPECTED_PS),
@ -87,7 +89,7 @@ def check_and_get_bufsize(child):
return bufsize
def check_line_exceeded(child, bufsize):
def check_line_exceeded(child, longline):
if BOARD == 'nrf52dk':
# There is an issue with nrf52dk when the Virtual COM port is connected
@ -97,8 +99,6 @@ def check_line_exceeded(child, bufsize):
print_error('test case "check_line_exceeded" broken for nrf52dk. SKIP')
return
longline = "_"*bufsize + "verylong"
child.sendline(longline)
child.expect('shell: maximum line length exceeded')
@ -112,6 +112,16 @@ def check_line_canceling(child):
assert garbage_expected == garbage_received
def check_erase_long_line(child, longline):
# FIXME: this only works on native, due to #10634 combined with socat
# insisting in line-buffering the terminal.
if BOARD == 'native':
longline_erased = longline + "\b"*len(longline) + "echo"
child.sendline(longline_erased)
child.expect_exact('"echo"')
def testfunc(child):
# avoid sending an extra empty line on native.
if BOARD == 'native':
@ -120,11 +130,14 @@ def testfunc(child):
check_startup(child)
bufsize = check_and_get_bufsize(child)
longline = "_"*bufsize + "verylong"
check_line_exceeded(child, bufsize)
check_line_exceeded(child, longline)
check_line_canceling(child)
check_erase_long_line(child, longline)
# loop other defined commands and expected output
for cmd, expected in CMDS:
check_cmd(child, cmd, expected)