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#!/usr/bin/env python3 # -*- coding: utf-8 -*- # # this tests the DTD validation with the XmlTextReader interface # import sys import glob import os import setup_test import libxml2 try: import StringIO str_io = StringIO.StringIO except: import io str_io = io.StringIO # Memory debug specific libxml2.debugMemory(1) err = "" basedir = os.path.dirname(os.path.realpath(__file__)) dir_prefix = os.path.realpath(os.path.join(basedir, "..", "..", "test", "valid")) # This dictionary reflects the contents of the files # ../../test/valid/*.xml.err that are not empty, except that # the file paths in the messages start with ../../test/ expect = { '766956': """{0}/dtds/766956.dtd:2: parser error : PEReference: expecting ';' %ä%ent; ^ {0}/dtds/766956.dtd:2: parser error : Content error in the external subset %ä%ent; ^ Entity: line 1: value ^ """.format(dir_prefix), '781333': """{0}/781333.xml:4: element a: validity error : Element a content does not follow the DTD, expecting ( ..., got <a/> ^ {0}/781333.xml:5: element a: validity error : Element a content does not follow the DTD, Expecting more children ^ """.format(dir_prefix), 'cond_sect2': """{0}/dtds/cond_sect2.dtd:15: parser error : All markup of the conditional section is not in the same entity %ent; ^ Entity: line 1: ]]> ^ {0}/dtds/cond_sect2.dtd:17: parser error : Content error in the external subset ^ """.format(dir_prefix), 'rss': """{0}/rss.xml:177: element rss: validity error : Element rss does not carry attribute version </rss> ^ """.format(dir_prefix), 't8': """{0}/t8.xml:6: parser error : internal error: xmlParseInternalSubset: error detected in Markup declaration %defroot; %defmiddle; %deftest; ^ Entity: line 1: <!ELEMENT root (middle) > ^ """.format(dir_prefix), 't8a': """{0}/t8a.xml:6: parser error : internal error: xmlParseInternalSubset: error detected in Markup declaration %defroot;%defmiddle;%deftest; ^ Entity: line 1: <!ELEMENT root (middle) > ^ """.format(dir_prefix), 'xlink': """{0}/xlink.xml:450: element termdef: validity error : ID dt-arc already defined <p><termdef id="dt-arc" term="Arc">An <ter ^ validity error : attribute def line 199 references an unknown ID "dt-xlg" """.format(dir_prefix), } # Add prefix_dir and extension to the keys expect = {os.path.join(dir_prefix, key + ".xml"): val for key, val in expect.items()} def callback(ctx, str): global err err = err + "%s" % (str) libxml2.registerErrorHandler(callback, "") parsing_error_files = ["766956", "cond_sect2", "t8", "t8a"] expect_parsing_error = [os.path.join(dir_prefix, f + ".xml") for f in parsing_error_files] valid_files = glob.glob(os.path.join(dir_prefix, "*.x*")) assert valid_files, "found no valid files in '{}'".format(dir_prefix) valid_files.sort() failures = 0 for file in valid_files: err = "" reader = libxml2.newTextReaderFilename(file) #print "%s:" % (file) reader.SetParserProp(libxml2.PARSER_VALIDATE, 1) ret = reader.Read() while ret == 1: ret = reader.Read() if ret != 0 and file not in expect_parsing_error: print("Error parsing and validating %s" % (file)) #sys.exit(1) if (err): if not(file in expect and err == expect[file]): failures += 1 print("Error: ", err) if file in expect: print("Expected: ", expect[file]) if failures: print("Failed %d tests" % failures) sys.exit(1) # # another separate test based on Stephane Bidoul one # s = """ <!DOCTYPE test [ <!ELEMENT test (x,b)> <!ELEMENT x (c)> <!ELEMENT b (#PCDATA)> <!ELEMENT c (#PCDATA)> <!ENTITY x "<x><c>xxx</c></x>"> ]> <test> &x; <b>bbb</b> </test> """ expect="""10,test 1,test 14,#text 1,x 1,c 3,#text 15,c 15,x 14,#text 1,b 3,#text 15,b 14,#text 15,test """ res="" err="" input = libxml2.inputBuffer(str_io(s)) reader = input.newTextReader("test2") reader.SetParserProp(libxml2.PARSER_LOADDTD,1) reader.SetParserProp(libxml2.PARSER_DEFAULTATTRS,1) reader.SetParserProp(libxml2.PARSER_SUBST_ENTITIES,1) reader.SetParserProp(libxml2.PARSER_VALIDATE,1) while reader.Read() == 1: res = res + "%s,%s\n" % (reader.NodeType(),reader.Name()) if res != expect: print("test2 failed: unexpected output") print(res) sys.exit(1) if err != "": print("test2 failed: validation error found") print(err) sys.exit(1) # # Another test for external entity parsing and validation # s = """<!DOCTYPE test [ <!ELEMENT test (x)> <!ELEMENT x (#PCDATA)> <!ENTITY e SYSTEM "tst.ent"> ]> <test> &e; </test> """ tst_ent = """<x>hello</x>""" expect="""10 test 1 test 14 #text 1 x 3 #text 15 x 14 #text 15 test """ res="" def myResolver(URL, ID, ctxt): if URL == "tst.ent": return(str_io(tst_ent)) return None libxml2.setEntityLoader(myResolver) input = libxml2.inputBuffer(str_io(s)) reader = input.newTextReader("test3") reader.SetParserProp(libxml2.PARSER_LOADDTD,1) reader.SetParserProp(libxml2.PARSER_DEFAULTATTRS,1) reader.SetParserProp(libxml2.PARSER_SUBST_ENTITIES,1) reader.SetParserProp(libxml2.PARSER_VALIDATE,1) while reader.Read() == 1: res = res + "%s %s\n" % (reader.NodeType(),reader.Name()) if res != expect: print("test3 failed: unexpected output") print(res) sys.exit(1) if err != "": print("test3 failed: validation error found") print(err) sys.exit(1) # # Another test for recursive entity parsing, validation, and replacement of # entities, making sure the entity ref node doesn't show up in that case # s = """<!DOCTYPE test [ <!ELEMENT test (x, x)> <!ELEMENT x (y)> <!ELEMENT y (#PCDATA)> <!ENTITY x "<x>&y;</x>"> <!ENTITY y "<y>yyy</y>"> ]> <test> &x; &x; </test>""" expect="""10 test 0 1 test 0 14 #text 1 1 x 1 1 y 2 3 #text 3 15 y 2 15 x 1 14 #text 1 1 x 1 1 y 2 3 #text 3 15 y 2 15 x 1 14 #text 1 15 test 0 """ res="" err="" input = libxml2.inputBuffer(str_io(s)) reader = input.newTextReader("test4") reader.SetParserProp(libxml2.PARSER_LOADDTD,1) reader.SetParserProp(libxml2.PARSER_DEFAULTATTRS,1) reader.SetParserProp(libxml2.PARSER_SUBST_ENTITIES,1) reader.SetParserProp(libxml2.PARSER_VALIDATE,1) while reader.Read() == 1: res = res + "%s %s %d\n" % (reader.NodeType(),reader.Name(),reader.Depth()) if res != expect: print("test4 failed: unexpected output") print(res) sys.exit(1) if err != "": print("test4 failed: validation error found") print(err) sys.exit(1) # # The same test but without entity substitution this time # s = """<!DOCTYPE test [ <!ELEMENT test (x, x)> <!ELEMENT x (y)> <!ELEMENT y (#PCDATA)> <!ENTITY x "<x>&y;</x>"> <!ENTITY y "<y>yyy</y>"> ]> <test> &x; &x; </test>""" expect="""10 test 0 1 test 0 14 #text 1 5 x 1 14 #text 1 5 x 1 14 #text 1 15 test 0 """ res="" err="" input = libxml2.inputBuffer(str_io(s)) reader = input.newTextReader("test5") reader.SetParserProp(libxml2.PARSER_VALIDATE,1) while reader.Read() == 1: res = res + "%s %s %d\n" % (reader.NodeType(),reader.Name(),reader.Depth()) if res != expect: print("test5 failed: unexpected output") print(res) sys.exit(1) if err != "": print("test5 failed: validation error found") print(err) sys.exit(1) # # 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)))