95 lines
2.7 KiB
Python
95 lines
2.7 KiB
Python
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import re
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import pexpect
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import sys
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import textwrap
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try:
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from StringIO import StringIO
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except ImportError:
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from io import StringIO
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def expect_exact(context, expected, timeout):
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timedout = False
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try:
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context.cli.expect_exact(expected, timeout=timeout)
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except pexpect.exceptions.TIMEOUT:
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timedout = True
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if timedout:
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# Strip color codes out of the output.
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actual = re.sub(r'\x1b\[([0-9A-Za-z;?])+[m|K]?',
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'', context.cli.before)
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raise Exception(
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textwrap.dedent('''\
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Expected:
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---
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{0!r}
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---
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Actual:
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---
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{1!r}
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---
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Full log:
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---
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{2!r}
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---
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''').format(
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expected,
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actual,
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context.logfile.getvalue()
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)
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)
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def expect_pager(context, expected, timeout):
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expect_exact(context, "{0}\r\n{1}{0}\r\n".format(
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context.conf['pager_boundary'], expected), timeout=timeout)
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def run_cli(context, run_args=None):
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"""Run the process using pexpect."""
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run_args = run_args or []
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if context.conf.get('host', None):
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run_args.extend(('-h', context.conf['host']))
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if context.conf.get('user', None):
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run_args.extend(('-u', context.conf['user']))
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if context.conf.get('pass', None):
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run_args.extend(('-p', context.conf['pass']))
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if context.conf.get('dbname', None):
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run_args.extend(('-D', context.conf['dbname']))
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if context.conf.get('defaults-file', None):
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run_args.extend(('--defaults-file', context.conf['defaults-file']))
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if context.conf.get('myclirc', None):
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run_args.extend(('--myclirc', context.conf['myclirc']))
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try:
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cli_cmd = context.conf['cli_command']
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except KeyError:
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cli_cmd = (
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'{0!s} -c "'
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'import coverage ; '
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'coverage.process_startup(); '
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'import mycli.main; '
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'mycli.main.cli()'
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'"'
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).format(sys.executable)
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cmd_parts = [cli_cmd] + run_args
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cmd = ' '.join(cmd_parts)
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context.cli = pexpect.spawnu(cmd, cwd=context.package_root)
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context.logfile = StringIO()
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context.cli.logfile = context.logfile
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context.exit_sent = False
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context.currentdb = context.conf['dbname']
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def wait_prompt(context, prompt=None):
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"""Make sure prompt is displayed."""
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if prompt is None:
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user = context.conf['user']
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host = context.conf['host']
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dbname = context.currentdb
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prompt = '{0}@{1}:{2}>'.format(
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user, host, dbname),
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expect_exact(context, prompt, timeout=5)
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context.atprompt = True
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