#!/usr/bin/python -u

#

# this tests the entities substitutions with the XmlTextReader interface

#

import sys

import libxml2

# Memory debug specific

libxml2.debugMemory(1)

result = ""

def processNode(reader):

    global result

    result = result + "%d %d %s %d\n" % (reader.Depth(), reader.NodeType(),

			   reader.Name(), reader.IsEmptyElement())

#

# Parse a document testing the readerForxxx API

#

docstr="""<foo>

<label>some text</label>

<item>100</item>

</foo>"""

expect="""0 1 foo 0

1 14 #text 0

1 1 label 0

2 3 #text 0

1 15 label 0

1 14 #text 0

1 1 item 0

2 3 #text 0

1 15 item 0

1 14 #text 0

0 15 foo 0

"""

result = ""

doc = libxml2.parseDoc(docstr)

reader = doc.readerWalker();

ret = reader.Read()

while ret == 1:

    processNode(reader)

    ret = reader.Read()

if ret != 0:

    print("Error parsing the document test1")

    sys.exit(1)

if result != expect:

    print("Unexpected result for test1")

    print(result)

    sys.exit(1)

doc.freeDoc()

#

# Reuse the reader for another document testing the ReaderNewWalker API

#

docstr="""<foo>

<label>some text</label>

<item>1000</item>

</foo>"""

expect="""0 1 foo 0

1 14 #text 0

1 1 label 0

2 3 #text 0

1 15 label 0

1 14 #text 0

1 1 item 0

2 3 #text 0

1 15 item 0

1 14 #text 0

0 15 foo 0

"""

result = ""

doc = libxml2.parseDoc(docstr)

reader.NewWalker(doc)

ret = reader.Read()

while ret == 1:

    processNode(reader)

    ret = reader.Read()

if ret != 0:

    print("Error parsing the document test2")

    sys.exit(1)

if result != expect:

    print("Unexpected result for test2")

    print(result)

    sys.exit(1)

doc.freeDoc()

#

# Reuse the reader for another document testing the ReaderNewxxx API

#

docstr="""<foo>

<label>some text</label>

<item>1000</item>

</foo>"""

expect="""0 1 foo 0

1 14 #text 0

1 1 label 0

2 3 #text 0

1 15 label 0

1 14 #text 0

1 1 item 0

2 3 #text 0

1 15 item 0

1 14 #text 0

0 15 foo 0

"""

result = ""

reader.NewDoc(docstr, "test3", None, 0)

ret = reader.Read()

while ret == 1:

    processNode(reader)

    ret = reader.Read()

if ret != 0:

    print("Error parsing the document test3")

    sys.exit(1)

if result != expect:

    print("Unexpected result for test3")

    print(result)

    sys.exit(1)

#

# cleanup

#

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()