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#############################################################################
# Some helpers to make step functions simpler.
import json
import os
import re
import subprocess
import time
import yaml
# Run a subprocess, capture its output and exit code in context.
def _run(ctx, argv):
p = subprocess.Popen(argv, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
stdout, stderr = p.communicate("")
ctx['argv'] = argv
ctx['stdout'] = stdout.decode('utf-8')
ctx['stderr'] = stderr.decode('utf-8')
ctx['exit'] = p.returncode
# Return argv prefix to run contractor from source directory. This
# ignores any config from the user running the test program, but gets
# the address of the manager VM from CONTRACTOR_ADDRESS in the
# environment.
def _contractor():
addr = os.environ['CONTRACTOR_ADDRESS']
return [
os.path.join(srcdir, 'contractor'),
'--no-default-config',
'--manager-address', addr,
]
#############################################################################
# The actual step functions.
# Do nothing. Useful to have bindings that are recognized, but don't
# actually do anything.
def nop(ctx, **kwargs):
pass
# Check that we can access the contractor VM.
# FIXME: this hardcodes some things.
def contractor_is_working(ctx):
argv = _contractor() + ['manager-status']
_run(ctx, argv)
assert_eq(ctx['exit'], 0)
# Create a file from the files embedded in the input document.
def create_file(ctx, filename=None):
with open(filename, 'wb') as f:
f.write(get_file(filename))
# Check that a file exists.
def file_exists(ctx, filename=None):
assert_eq(os.path.exists(filename), True)
# Copy a file from srcdir.
def copy_file_from_srcdir(ctx, filename=None):
shutil.copy(os.path.join(srcdir, './' + filename), '.')
# Check that the subprocess we last ran ended with the expected exit
# code.
def exit_code_is(ctx, exit_code=None):
assert_eq(ctx['exit'], int(exit_code))
# Run contractor dump
def run_contractor_dump(ctx, filename=None):
argv = _contractor() + ['dump', filename]
_run(ctx, argv)
# Run the contractor to do a build.
def run_contractor_build(ctx, filename=None):
pass
argv = _contractor() + ['build', filename]
_run(ctx, argv)
# Parse stdout from latest subprocess as JSON into a dict. Read the
# named YAML file, parse as a dict. Do the two dicts match?
def stdout_json_matches_yaml_file(ctx, filename=None):
dict1 = json.loads(ctx['stdout'])
with open(filename) as f:
dict2 = yaml.safe_load(f)
assert_eq(dict1, dict2)
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