| #!/usr/bin/python -u |
| # |
| # this tests the Expand() API of the xmlTextReader interface |
| # this extract the Dragon bibliography entries from the XML specification |
| # |
| import libxml2 |
| import StringIO |
| import sys |
| |
| # Memory debug specific |
| libxml2.debugMemory(1) |
| |
| expect="""<bibl id="Aho" key="Aho/Ullman">Aho, Alfred V., |
| Ravi Sethi, and Jeffrey D. Ullman. |
| <emph>Compilers: Principles, Techniques, and Tools</emph>. |
| Reading: Addison-Wesley, 1986, rpt. corr. 1988.</bibl>""" |
| |
| f = open('../../test/valid/REC-xml-19980210.xml') |
| input = libxml2.inputBuffer(f) |
| reader = input.newTextReader("REC") |
| res="" |
| while reader.Read(): |
| while reader.Name() == 'bibl': |
| node = reader.Expand() # expand the subtree |
| if node.xpathEval("@id = 'Aho'"): # use XPath on it |
| res = res + node.serialize() |
| if reader.Next() != 1: # skip the subtree |
| break; |
| |
| if res != expect: |
| print "Error: didn't get the expected output" |
| print "got '%s'" % (res) |
| print "expected '%s'" % (expect) |
| |
| |
| # |
| # cleanup |
| # |
| del input |
| del reader |
| |
| # Memory debug specific |
| libxml2.cleanupParser() |
| if libxml2.debugMemory(1) == 0: |
| print "OK" |
| else: |
| print "Memory leak %d bytes" % (libxml2.debugMemory(1)) |
| libxml2.dumpMemory() |
