gdbus-codegen: Handle unexpected XML tags

This was reported in bug 650874. Add tests.

https://bugzilla.gnome.org/show_bug.cgi?id=650874

Signed-off-by: David Zeuthen <davidz@redhat.com>
This commit is contained in:
David Zeuthen 2011-05-23 23:22:04 -04:00
parent 0aae977ac1
commit 263ce3042c
2 changed files with 39 additions and 10 deletions

View File

@ -35,6 +35,7 @@ class DBusXMLParser:
STATE_PROPERTY = 'property'
STATE_ARG = 'arg'
STATE_ANNOTATION = 'annotation'
STATE_IGNORED = 'ignored'
def __init__(self, xml_data):
self._parser = xml.parsers.expat.ParserCreate()
@ -129,11 +130,13 @@ class DBusXMLParser:
def handle_start_element(self, name, attrs):
old_state = self.state
old_cur_object = self._cur_object
if self.state == DBusXMLParser.STATE_TOP:
if self.state == DBusXMLParser.STATE_IGNORED:
self.state = DBusXMLParser.STATE_IGNORED
elif self.state == DBusXMLParser.STATE_TOP:
if name == DBusXMLParser.STATE_NODE:
self.state = DBusXMLParser.STATE_NODE
else:
raise RuntimeError('Cannot go from state "%s" to element with name "%s"'%(self.state, name))
self.state = DBusXMLParser.STATE_IGNORED
elif self.state == DBusXMLParser.STATE_NODE:
if name == DBusXMLParser.STATE_INTERFACE:
self.state = DBusXMLParser.STATE_INTERFACE
@ -146,10 +149,10 @@ class DBusXMLParser:
self._cur_object.annotations.append(anno)
self._cur_object = anno
else:
raise RuntimeError('Cannot go from state "%s" to element with name "%s"'%(self.state, name))
self.state = DBusXMLParser.STATE_IGNORED
# assign docs, if any
if self.doc_comment_last_symbol == attrs['name']:
if attrs.has_key('name') and self.doc_comment_last_symbol == attrs['name']:
self._cur_object.doc_string = self.doc_comment_body
if self.doc_comment_params.has_key('short_description'):
short_description = self.doc_comment_params['short_description']
@ -179,7 +182,7 @@ class DBusXMLParser:
self._cur_object.annotations.append(anno)
self._cur_object = anno
else:
raise RuntimeError('Cannot go from state "%s" to element with name "%s"'%(self.state, name))
self.state = DBusXMLParser.STATE_IGNORED
# assign docs, if any
if attrs.has_key('name') and self.doc_comment_last_symbol == attrs['name']:
@ -208,7 +211,7 @@ class DBusXMLParser:
self._cur_object.annotations.append(anno)
self._cur_object = anno
else:
raise RuntimeError('Cannot go from state "%s" to element with name "%s"'%(self.state, name))
self.state = DBusXMLParser.STATE_IGNORED
# assign docs, if any
if self.doc_comment_last_symbol == old_cur_object.name:
@ -234,7 +237,7 @@ class DBusXMLParser:
self._cur_object.annotations.append(anno)
self._cur_object = anno
else:
raise RuntimeError('Cannot go from state "%s" to element with name "%s"'%(self.state, name))
self.state = DBusXMLParser.STATE_IGNORED
# assign docs, if any
if self.doc_comment_last_symbol == old_cur_object.name:
@ -252,7 +255,8 @@ class DBusXMLParser:
self._cur_object.annotations.append(anno)
self._cur_object = anno
else:
raise RuntimeError('Cannot go from state "%s" to element with name "%s"'%(self.state, name))
self.state = DBusXMLParser.STATE_IGNORED
elif self.state == DBusXMLParser.STATE_ARG:
if name == DBusXMLParser.STATE_ANNOTATION:
self.state = DBusXMLParser.STATE_ANNOTATION
@ -260,7 +264,8 @@ class DBusXMLParser:
self._cur_object.annotations.append(anno)
self._cur_object = anno
else:
raise RuntimeError('Cannot go from state "%s" to element with name "%s"'%(self.state, name))
self.state = DBusXMLParser.STATE_IGNORED
elif self.state == DBusXMLParser.STATE_ANNOTATION:
if name == DBusXMLParser.STATE_ANNOTATION:
self.state = DBusXMLParser.STATE_ANNOTATION
@ -268,7 +273,8 @@ class DBusXMLParser:
self._cur_object.annotations.append(anno)
self._cur_object = anno
else:
raise RuntimeError('Cannot go from state "%s" to element with name "%s"'%(self.state, name))
self.state = DBusXMLParser.STATE_IGNORED
else:
raise RuntimeError('Unhandled state "%s" while entering element with name "%s"'%(self.state, name))

View File

@ -444,4 +444,27 @@
</property>
</interface>
<!-- ensure we don't choke on unknown/unexpected XML tags or unknown/unexpected attribyutes (#650874) -->
<interface name="UnknownXmlTags" unexpected="boo">
<someUnknownTag>
<anotherTagWeIgnore>yadaydaydaydayda</anotherTagWeIgnore>
</someUnknownTag>
<method name="CanSetTimezone" also_unexpected="1">
<annotation name="org.freedesktop.DBus.GLib.Async" value="" also_unexpected="1">
<unknownTag/>
</annotation>
<arg name="value" direction="out" type="i" also_unexpected="1">
<unknownTag/>
</arg>
<unknownTag/>
</method>
<signal name="SomeSignal" also_unexpected="1">
<unknownTag/>
</signal>
<property name="SomeProperty" type="s" access="readwrite" also_unexpected="1">
<unknownTag/>
</property>
</interface>
<unknownTag/>
</node>