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Annotation of embedaddon/libxml2/python/tests/nsdel.py, revision 1.1.1.1

1.1       misho       1: #!/usr/bin/python -u
                      2: #
                      3: # this test exercise the XPath basic engine, parser, etc, and
                      4: # allows to detect memory leaks
                      5: #
                      6: import sys
                      7: import libxml2
                      8: 
                      9: instance="""<?xml version="1.0"?>
                     10: <tag xmlns:foo='urn:foo' xmlns:bar='urn:bar' xmlns:baz='urn:baz' />"""
                     11: 
                     12: def namespaceDefs(node):
                     13:     n = node.nsDefs()
                     14:     while n:
                     15:         yield n
                     16:         n = n.next
                     17: 
                     18: def checkNamespaceDefs(node, count):
                     19:     nsList = list(namespaceDefs(node))
                     20:     #print nsList
                     21:     if len(nsList) != count :
                     22:         raise Exception, "Error: saw %d namespace declarations.  Expected %d" % (len(nsList), count)
                     23:     
                     24: # Memory debug specific
                     25: libxml2.debugMemory(1)
                     26: 
                     27: # Remove single namespace
                     28: doc = libxml2.parseDoc(instance)
                     29: node = doc.getRootElement()
                     30: checkNamespaceDefs(node, 3)
                     31: ns = node.removeNsDef('urn:bar')
                     32: checkNamespaceDefs(node, 2)
                     33: ns.freeNsList()
                     34: doc.freeDoc()
                     35: 
                     36: # Remove all namespaces
                     37: doc = libxml2.parseDoc(instance)
                     38: node = doc.getRootElement()
                     39: checkNamespaceDefs(node, 3)
                     40: ns = node.removeNsDef(None)
                     41: checkNamespaceDefs(node, 0)
                     42: ns.freeNsList()
                     43: doc.freeDoc()
                     44: 
                     45: # Remove a namespace refered to by a child
                     46: doc = libxml2.newDoc("1.0")
                     47: root = doc.newChild(None, "root", None)
                     48: namespace = root.newNs("http://example.com/sample", "s")
                     49: child = root.newChild(namespace, "child", None)
                     50: root.removeNsDef("http://example.com/sample")
                     51: doc.reconciliateNs(root)
                     52: namespace.freeNsList()
                     53: doc.serialize() # This should not segfault
                     54: doc.freeDoc()
                     55: 
                     56: # Memory debug specific
                     57: libxml2.cleanupParser()
                     58: if libxml2.debugMemory(1) == 0:
                     59:     print "OK"
                     60: else:
                     61:     print "Memory leak %d bytes" % (libxml2.debugMemory(1))
                     62:     libxml2.dumpMemory()