ansible/test/TestRunner.py

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# tests are fairly 'live' (but safe to run)
# setup authorized_keys for logged in user such
# that the user can log in as themselves before running tests
import unittest
import getpass
import ansible.runner
import os
import shutil
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import time
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try:
import json
except:
import simplejson as json
class TestRunner(unittest.TestCase):
def setUp(self):
self.user = getpass.getuser()
self.runner = ansible.runner.Runner(
module_name='ping',
module_path='library/',
module_args=[],
remote_user='root',
remote_pass=None,
host_list='test/ansible_hosts',
timeout=5,
forks=1,
background=0,
pattern='all',
verbose=True,
)
self.cwd = os.getcwd()
self.test_dir = os.path.join(self.cwd, 'test')
self.stage_dir = self._prepare_stage_dir()
def _prepare_stage_dir(self):
stage_path = os.path.join(self.test_dir, 'test_data')
if os.path.exists(stage_path):
shutil.rmtree(stage_path, ignore_errors=False)
assert not os.path.exists(stage_path)
os.makedirs(stage_path)
assert os.path.exists(stage_path)
return stage_path
def _get_test_file(self, filename):
# get a file inside the test input directory
filename = os.path.join(self.test_dir, filename)
assert os.path.exists(filename)
return filename
def _get_stage_file(self, filename):
# get a file inside the test output directory
filename = os.path.join(self.stage_dir, filename)
return filename
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def _run(self, module_name, module_args, background=0):
''' run a module and get the localhost results '''
self.runner.module_name = module_name
self.runner.module_args = module_args
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self.runner.background = background
results = self.runner.run()
# when using nosetests this will only show up on failure
# which is pretty useful
print "RESULTS=%s" % results
assert "127.0.0.1" in results['contacted']
return results['contacted']['127.0.0.1']
def test_ping(self):
result = self._run('ping',[])
assert "ping" in result
def test_facter(self):
result = self._run('facter',[])
assert "hostname" in result
def test_ohai(self):
result = self._run('ohai',[])
assert "hostname" in result
def test_copy(self):
# test copy module, change trigger, etc
pass
def test_copy(self):
input = self._get_test_file('sample.j2')
output = self._get_stage_file('sample.out')
assert not os.path.exists(output)
result = self._run('copy', [
"src=%s" % input,
"dest=%s" % output,
])
assert os.path.exists(output)
data_in = file(input).read()
data_out = file(output).read()
assert data_in == data_out
assert 'failed' not in result
assert result['changed'] == True
assert 'md5sum' in result
result = self._run('copy', [
"src=%s" % input,
"dest=%s" % output,
])
assert result['changed'] == False
def test_template(self):
input = self._get_test_file('sample.j2')
metadata = self._get_test_file('metadata.json')
output = self._get_stage_file('sample.out')
result = self._run('template', [
"src=%s" % input,
"dest=%s" % output,
"metadata=%s" % metadata
])
assert os.path.exists(output)
out = file(output).read()
assert out.find("duck") != -1
assert result['changed'] == True
assert 'md5sum' in result
assert 'failed' not in result
result = self._run('template', [
"src=%s" % input,
"dest=%s" % output,
"metadata=%s" % metadata
])
assert result['changed'] == False
def test_command(self):
# test command module, change trigger, etc
result = self._run('command', [ "/bin/echo", "hi" ])
assert "failed" not in result
assert "msg" not in result
assert result['rc'] == 0
assert result['stdout'] == 'hi'
assert result['stderr'] == ''
result = self._run('command', [ "/bin/false" ])
assert result['rc'] == 1
assert 'failed' not in result
result = self._run('command', [ "/usr/bin/this_does_not_exist", "splat" ])
assert 'msg' in result
assert 'failed' in result
assert 'rc' not in result
result = self._run('shell', [ "/bin/echo", "$HOME" ])
assert 'failed' not in result
assert result['rc'] == 0
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def test_setup(self):
output = self._get_stage_file('output.json')
result = self._run('setup', [ "metadata=%s" % output, "a=2", "b=3", "c=4" ])
assert 'failed' not in result
assert 'md5sum' in result
assert result['changed'] == True
outds = json.loads(file(output).read())
assert outds['c'] == '4'
# not bothering to test change hooks here since ohai/facter results change
# almost every time so changed is always true, this just tests that
# rewriting the file is ok
result = self._run('setup', [ "metadata=%s" % output, "a=2", "b=3", "c=4" ])
assert 'md5sum' in result
def test_async(self):
# test async launch and job status
# of any particular module
result = self._run('command', [ "/bin/sleep", "3" ], background=20)
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assert 'ansible_job_id' in result
assert 'started' in result
jid = result['ansible_job_id']
# no real chance of this op taking a while, but whatever
time.sleep(5)
# CLI will abstract this (when polling), but this is how it works internally
result = self._run('async_status', [ "jid=%s" % jid ])
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# TODO: would be nice to have tests for supervisory process
# killing job after X seconds
assert 'finished' in result
assert 'failed' not in result
assert 'rc' in result
assert 'stdout' in result
assert result['ansible_job_id'] == jid
def test_yum(self):
result = self._run('yum', [ "list=repos" ])
assert 'failed' not in result
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def test_git(self):
# TODO: tests for the git module
pass
def test_service(self):
# TODO: tests for the service module
pass