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tests.py
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import unittest
import os
import tempfile
from sacp import *
class TestInclude(unittest.TestCase):
def test_path(self):
# Ensure we have an 'Include' node
parser = Parser(data='Include files/small_vhost.conf')
self.assertTrue(parser)
self.assertEqual(len(parser.nodes), 1, 'Parser returned incorrect number of nodes for Include')
include = parser.nodes[0]
self.assertTrue(isinstance(include, Include))
# Ensure the path matches the expected path above.
self.assertEqual(include.path, 'files/small_vhost.conf', 'Include path does not match expected.')
def test_path_absolute_glob(self):
# Ensure we have an 'Include' node
parser = Parser(data="Include {}/files/glob/*.conf".format(os.getcwd()))
self.assertTrue(parser)
self.assertEqual(len(parser.nodes), 1, 'Parser returned incorrect number of nodes for Include')
include = parser.nodes[0]
self.assertTrue(isinstance(include, Include))
def test_exceptions(self):
with self.assertRaises(IncludeError):
Parser(data='Include')
with self.assertRaises(ValueError):
Parser(data='Include nonexistent.conf')
def test_child_tokens_not_accessed(self):
include = Parser(data='Include files/small_vhost.conf').nodes[0]
self.assertEqual(len(include.tokens), 3)
class TestIncludeOptional(unittest.TestCase):
def test_path(self):
# Ensure we have an 'Include' node
parser = Parser(data='IncludeOptional files/small_vhost.conf')
self.assertTrue(parser)
self.assertEqual(len(parser.nodes), 1, 'Parser returned incorrect number of nodes for IncludeOptional')
include = parser.nodes[0]
self.assertTrue(isinstance(include, IncludeOptional))
# Ensure the path matches the expected path above.
self.assertEqual(include.path, 'files/small_vhost.conf', 'IncludeOptional path does not match expected.')
def test_exceptions(self):
with self.assertRaises(IncludeError):
Parser(data='IncludeOptional')
def test_failed_include(self):
Parser(data='IncludeOptional nonexistent.conf')
class TestParser(unittest.TestCase):
def test_parents(self):
# Ensure we have a known structure.
configFile = ConfigFile(file='files/small_vhost.conf')
self.assertTrue(configFile)
self.assertTrue(isinstance(configFile, ConfigFile))
self.assertTrue(configFile.children)
# Extract the VirtualHost from the structure.
vhost = configFile.children[0]
self.assertTrue(isinstance(vhost, VirtualHost))
self.assertTrue(isinstance(vhost._parent, ConfigFile))
# Extract the first child, which should be a Directive, from the VirtualHost
directive = vhost.children[0]
self.assertTrue(isinstance(directive, Directive))
# Ensure the Directives parent is properly typed to a VirtualHost
self.assertTrue(isinstance(directive._parent, VirtualHost))
def test_parser(self):
nodes = Parser(data="ServerName github.com").nodes
self.assertEqual(len(nodes), 1)
with self.assertRaises(ValueError):
Parser(data="ServerName github.com", nodefactory=0)
with self.assertRaises(ValueError):
Parser(data="ServerName github.com", acl=NodeFactory())
def test_children(self):
configFile = ConfigFile(file='files/small_httpd.conf')
self.assertTrue(configFile)
self.assertTrue(isinstance(configFile, ConfigFile))
self.assertTrue(configFile.children)
self.assertGreaterEqual(len(configFile.children), 3)
comment = configFile.children[0]
self.assertTrue(isinstance(comment, Comment))
directive = configFile.children[1]
self.assertTrue(isinstance(directive, Directive))
multilineComment = configFile.children[2]
self.assertTrue(isinstance(multilineComment, Comment))
self.assertTrue('Multi-line\\\ncomment' in str(multilineComment))
def test_exceptions(self):
with self.assertRaises(ValueError):
configFile = ConfigFile(file='files/lex_errors.conf')
class TestNode(unittest.TestCase):
def test_append_child(self):
# Ensure we have some structure.
configFile = ConfigFile(file='files/small_vhost.conf')
# Ensure we have a new node, it can be blank.
node = Node()
self.assertTrue(node)
# Ensure the node can be successfully appended.
configFile.append_child(node)
self.assertGreaterEqual(configFile.children.index(node), 0)
# Ensure the node has been modified to have the correct parent.
self.assertEqual(node.parent, configFile)
# Test the depth of the node.
self.assertEqual(node.depth-1, node.parent.depth)
def test_append_children(self):
# Ensure we have some structure.
configFile = ConfigFile(file='files/small_vhost.conf')
# Ensure we have a new node, it can be blank.
node = Node()
self.assertTrue(node)
# Ensure the configFile can be successfully appended.
node.append_children([configFile])
self.assertGreaterEqual(node.children.index(configFile), 0)
# Ensure the configFile has been modified to have the correct parent.
self.assertEqual(configFile.parent, node)
# Test the depth of the node.
self.assertEqual(configFile.depth-1, configFile.parent.depth)
def test_node_factory(self):
nf = NodeFactory()
node = Node()
with self.assertRaises(NotImplementedError):
nf.build(node)
class TestDirective(unittest.TestCase):
def test_name(self):
configFile = ConfigFile(file='files/small_vhost.conf')
vhost = configFile.children[0]
self.assertEqual(vhost.name, "VirtualHost")
sn = vhost.children[0]
self.assertEqual(sn.name, "ServerName")
class TestServerName(unittest.TestCase):
def test_server_name(self):
configFile = ConfigFile(file='files/small_vhost.conf')
vhost = configFile.children[0]
sn = vhost.children[0]
self.assertTrue(sn.isValid)
self.assertEqual(sn.arguments[0], "github.com")
self.assertEqual(vhost.server_name.arguments[0], "github.com")
def test_empty_server_name(self):
configFile = ConfigFile(file='files/bad_vhost.conf')
vhost = configFile.children[0]
sn = vhost.children[0]
self.assertFalse(sn.isValid)
def test_bad_servername(self):
nodes = Parser(data='ServerName invalid/domain').nodes
sn = nodes[0]
self.assertFalse(sn.isValid)
class TestServerAlias(unittest.TestCase):
def test_server_alias(self):
configFile = ConfigFile(file='files/small_vhost.conf')
vhost = configFile.children[0]
sa = vhost.children[1]
self.assertTrue(sa.isValid)
self.assertEqual(sa.arguments[0], "www.github.com")
self.assertEqual(vhost.server_alias.arguments[0], "www.github.com")
self.assertEqual(sa.arguments[1], "m.github.com")
self.assertEqual(vhost.server_alias.arguments[1], "m.github.com")
def test_bad_server_alias(self):
nodes = Parser(data='ServerAlias www.github.com bad/alias github.com').nodes
sa = nodes[0]
self.assertFalse(sa.isValid)
def test_empty_server_alias(self):
configFile = ConfigFile(file='files/bad_vhost.conf')
vhost = configFile.children[0]
sa = vhost.children[1]
self.assertFalse(sa.isValid)
class TestConfigFile(unittest.TestCase):
def test_write(self):
testPath = tempfile.TemporaryFile().name
configFile = ConfigFile(file='files/small_vhost.conf')
cf_str_left = str(configFile)
self.assertFalse(os.path.exists(testPath))
configFile._file = testPath
configFile.write()
self.assertTrue(os.path.exists(testPath))
configFile = ConfigFile(file=testPath)
cf_str_right = str(configFile)
self.assertEqual(cf_str_left, cf_str_right)
os.remove(testPath)
class TestNodeVisitors(unittest.TestCase):
def __init__(self, methodName="runTest"):
(unittest.TestCase).__init__(self, methodName=methodName)
self._parsed_nodes = ConfigFile(file='files/small_visitors.conf').children
def reset_test_state(self):
self._node_visit_index = 0
self._node_list = []
def visitor(self, node):
self._node_list.append((node, self._node_visit_index))
self._node_visit_index += 1
def test_node_visitor(self):
self.reset_test_state()
NodeVisitor(self._parsed_nodes).visit(visitor=self.visitor)
self.assertEqual(self._node_visit_index, 2)
self.assertEqual(self._node_list[0][1], 0)
self.assertEqual(self._node_list[1][1], 1)
self.assertTrue(isinstance(self._node_list[0][0], VirtualHost))
self.assertTrue(isinstance(self._node_list[1][0], VirtualHost))
def test_dfnode_visitor(self):
self.reset_test_state()
DFNodeVisitor(self._parsed_nodes).visit(visitor=self.visitor)
self.assertEqual(self._node_visit_index, 4)
self.assertEqual(self._node_list[0][1], 0)
self.assertEqual(self._node_list[1][1], 1)
self.assertEqual(self._node_list[2][1], 2)
self.assertEqual(self._node_list[3][1], 3)
self.assertTrue(isinstance(self._node_list[0][0], VirtualHost))
self.assertTrue(isinstance(self._node_list[1][0], ServerName))
self.assertTrue(isinstance(self._node_list[2][0], VirtualHost))
self.assertTrue(isinstance(self._node_list[3][0], ServerName))
def test_bfnode_visitor(self):
self.reset_test_state()
BFNodeVisitor(self._parsed_nodes).visit(visitor=self.visitor)
self.assertEqual(self._node_visit_index, 4)
self.assertEqual(self._node_list[0][1], 0)
self.assertEqual(self._node_list[1][1], 1)
self.assertEqual(self._node_list[2][1], 2)
self.assertEqual(self._node_list[3][1], 3)
self.assertTrue(isinstance(self._node_list[0][0], VirtualHost))
self.assertTrue(isinstance(self._node_list[1][0], VirtualHost))
self.assertTrue(isinstance(self._node_list[2][0], ServerName))
self.assertTrue(isinstance(self._node_list[3][0], ServerName))
class TestDefaultFactory(unittest.TestCase):
def test_factory_builds(self):
configFile = ConfigFile(file='files/factory.conf')
self.assertTrue(isinstance(configFile.children[0], Comment))
self.assertTrue(isinstance(configFile.children[1], Comment))
self.assertTrue('comment' in str(configFile.children[1]))
self.assertTrue(isinstance(configFile.children[2], Directive))
self.assertTrue(isinstance(configFile.children[3], Directive))
self.assertTrue('line' in str(configFile.children[3]))
self.assertTrue(isinstance(configFile.children[4], ScopedDirective))
self.assertTrue(isinstance(configFile.children[4].children[0], Comment))
self.assertTrue(isinstance(configFile.children[5], Directory))
self.assertTrue(isinstance(configFile.children[6], Directory))
self.assertTrue(isinstance(configFile.children[7], DirectoryMatch))
self.assertTrue(isinstance(configFile.children[8], Files))
self.assertTrue(isinstance(configFile.children[9], Files))
self.assertTrue(isinstance(configFile.children[10], FilesMatch))
self.assertTrue(isinstance(configFile.children[11], Location))
self.assertTrue(isinstance(configFile.children[12], LocationMatch))
self.assertTrue(isinstance(configFile.children[13], Proxy))
self.assertTrue(isinstance(configFile.children[14], ProxyMatch))
class TestScopedDirective(unittest.TestCase):
def test_argument_child_tokens(self):
configFile = ConfigFile(file='files/small_vhost.conf')
self.assertTrue(isinstance(configFile.children[0], ScopedDirective))
sd = configFile.children[0]
self.assertTrue(len(sd.arguments) == 1)
class TestLineEnumerator(unittest.TestCase):
def test_line_numbers(self):
cf = ConfigFile(file='files/factory.conf')
le = LineEnumerator(nodes=[cf])
self.assertTrue(isinstance(le.lines[0][0], Comment))
self.assertTrue(le.lines[0][1] == 1)
self.assertTrue(isinstance(le.lines[1][0], Comment))
self.assertTrue(le.lines[1][1] == 2)
self.assertTrue(isinstance(le.lines[2][0], Directive))
self.assertTrue(le.lines[2][1] == 5)
def test_line_number_recurse_include(self):
parser = Parser(data='Directive simple\nInclude files/factory.conf\nDirective simple')
le = LineEnumerator(nodes=parser.nodes)
self.assertTrue(isinstance(le.lines[0][0], Directive))
self.assertTrue(le.lines[0][1] == 1)
self.assertTrue(isinstance(le.lines[1][0], Include))
self.assertTrue(le.lines[1][1] == 2)
self.assertTrue(isinstance(le.lines[-1][0], Directive))
self.assertTrue(le.lines[2][1] == 3)
def test_line_number_recurse_include_optional(self):
parser = Parser(data='Directive simple\nIncludeOptional files/factory.conf\nDirective simple')
le = LineEnumerator(nodes=parser.nodes)
self.assertTrue(isinstance(le.lines[0][0], Directive))
self.assertTrue(le.lines[0][1] == 1)
self.assertTrue(isinstance(le.lines[1][0], IncludeOptional))
self.assertTrue(le.lines[1][1] == 2)
self.assertTrue(isinstance(le.lines[-1][0], Directive))
self.assertTrue(le.lines[2][1] == 3)