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source: vbox/trunk/src/libs/libxml2-2.6.31/python/tests/reader3.py@ 55391

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1#!/usr/bin/python -u
2#
3# this tests the entities substitutions with the XmlTextReader interface
4#
5import sys
6import StringIO
7import libxml2
8
9docstr="""<?xml version='1.0'?>
10<!DOCTYPE doc [
11<!ENTITY tst "<p>test</p>">
12]>
13<doc>&tst;</doc>"""
14
15# Memory debug specific
16libxml2.debugMemory(1)
17
18#
19# First test, normal don't substitute entities.
20#
21f = StringIO.StringIO(docstr)
22input = libxml2.inputBuffer(f)
23reader = input.newTextReader("test_noent")
24ret = reader.Read()
25if ret != 1:
26 print "Error reading to root"
27 sys.exit(1)
28if reader.Name() == "doc" or reader.NodeType() == 10:
29 ret = reader.Read()
30if ret != 1:
31 print "Error reading to root"
32 sys.exit(1)
33if reader.Name() != "doc" or reader.NodeType() != 1:
34 print "test_normal: Error reading the root element"
35 sys.exit(1)
36ret = reader.Read()
37if ret != 1:
38 print "test_normal: Error reading to the entity"
39 sys.exit(1)
40if reader.Name() != "tst" or reader.NodeType() != 5:
41 print "test_normal: Error reading the entity"
42 sys.exit(1)
43ret = reader.Read()
44if ret != 1:
45 print "test_normal: Error reading to the end of root"
46 sys.exit(1)
47if reader.Name() != "doc" or reader.NodeType() != 15:
48 print "test_normal: Error reading the end of the root element"
49 sys.exit(1)
50ret = reader.Read()
51if ret != 0:
52 print "test_normal: Error detecting the end"
53 sys.exit(1)
54
55#
56# Second test, completely substitute the entities.
57#
58f = StringIO.StringIO(docstr)
59input = libxml2.inputBuffer(f)
60reader = input.newTextReader("test_noent")
61reader.SetParserProp(libxml2.PARSER_SUBST_ENTITIES, 1)
62ret = reader.Read()
63if ret != 1:
64 print "Error reading to root"
65 sys.exit(1)
66if reader.Name() == "doc" or reader.NodeType() == 10:
67 ret = reader.Read()
68if ret != 1:
69 print "Error reading to root"
70 sys.exit(1)
71if reader.Name() != "doc" or reader.NodeType() != 1:
72 print "test_noent: Error reading the root element"
73 sys.exit(1)
74ret = reader.Read()
75if ret != 1:
76 print "test_noent: Error reading to the entity content"
77 sys.exit(1)
78if reader.Name() != "p" or reader.NodeType() != 1:
79 print "test_noent: Error reading the p element from entity"
80 sys.exit(1)
81ret = reader.Read()
82if ret != 1:
83 print "test_noent: Error reading to the text node"
84 sys.exit(1)
85if reader.NodeType() != 3 or reader.Value() != "test":
86 print "test_noent: Error reading the text node"
87 sys.exit(1)
88ret = reader.Read()
89if ret != 1:
90 print "test_noent: Error reading to the end of p element"
91 sys.exit(1)
92if reader.Name() != "p" or reader.NodeType() != 15:
93 print "test_noent: Error reading the end of the p element"
94 sys.exit(1)
95ret = reader.Read()
96if ret != 1:
97 print "test_noent: Error reading to the end of root"
98 sys.exit(1)
99if reader.Name() != "doc" or reader.NodeType() != 15:
100 print "test_noent: Error reading the end of the root element"
101 sys.exit(1)
102ret = reader.Read()
103if ret != 0:
104 print "test_noent: Error detecting the end"
105 sys.exit(1)
106
107#
108# third test, crazy stuff about empty element in external parsed entities
109#
110s = """<!DOCTYPE struct [
111<!ENTITY simplestruct2.ent SYSTEM "simplestruct2.ent">
112]>
113<struct>&simplestruct2.ent;</struct>
114"""
115expect="""10 struct 0 0
1161 struct 0 0
1171 descr 1 1
11815 struct 0 0
119"""
120res=""
121simplestruct2_ent="""<descr/>"""
122
123def myResolver(URL, ID, ctxt):
124 if URL == "simplestruct2.ent":
125 return(StringIO.StringIO(simplestruct2_ent))
126 return None
127
128libxml2.setEntityLoader(myResolver)
129
130input = libxml2.inputBuffer(StringIO.StringIO(s))
131reader = input.newTextReader("test3")
132reader.SetParserProp(libxml2.PARSER_SUBST_ENTITIES,1)
133while reader.Read() == 1:
134 res = res + "%s %s %d %d\n" % (reader.NodeType(),reader.Name(),
135 reader.Depth(),reader.IsEmptyElement())
136
137if res != expect:
138 print "test3 failed: unexpected output"
139 print res
140 sys.exit(1)
141
142#
143# cleanup
144#
145del f
146del input
147del reader
148
149# Memory debug specific
150libxml2.cleanupParser()
151if libxml2.debugMemory(1) == 0:
152 print "OK"
153else:
154 print "Memory leak %d bytes" % (libxml2.debugMemory(1))
155 libxml2.dumpMemory()
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