#!/usr/bin/python -u

# -*- coding: ISO-8859-1 -*-

#

# this tests the next API of the XmlTextReader interface

#

import libxml2

import sys

try:

    import StringIO

    str_io = StringIO.StringIO

except:

    import io

    str_io = io.StringIO

# Memory debug specific

libxml2.debugMemory(1)

f = str_io("""<c /><d>content of d</d>""")

input = libxml2.inputBuffer(f)

reader = input.newTextReader("test_next")

ret = reader.Read()

if ret != 1:

    print("test_next: Error reading to first element")

    sys.exit(1)

if reader.Name() != "a" or reader.IsEmptyElement() != 0 or \

   reader.NodeType() != 1 or reader.HasAttributes() != 0:

    print("test_next: Error reading the first element")

    sys.exit(1)

ret = reader.Read()

if ret != 1:

    print("test_next: Error reading to second element")

    sys.exit(1)

if reader.Name() != "b" or reader.IsEmptyElement() != 0 or \

   reader.NodeType() != 1 or reader.HasAttributes() != 0:

    print("test_next: Error reading the second element")

    sys.exit(1)

ret = reader.Read()

if ret != 1:

    print("test_next: Error reading to third element")

    sys.exit(1)

if reader.Name() != "c" or reader.NodeType() != 1 or \

   reader.HasAttributes() != 0:

    print("test_next: Error reading the third element")

    sys.exit(1)

ret = reader.Read()

if ret != 1:

    print("test_next: Error reading to end of third element")

    sys.exit(1)

if reader.Name() != "b" or reader.NodeType() != 15:

    print("test_next: Error reading to end of second element")

    sys.exit(1)

ret = reader.Next()

if ret != 1:

    print("test_next: Error moving to third element")

    sys.exit(1)

if reader.Name() != "d" or reader.IsEmptyElement() != 0 or \

   reader.NodeType() != 1 or reader.HasAttributes() != 0:

    print("test_next: Error reading third element")

    sys.exit(1)

ret = reader.Next()

if ret != 1:

    print("test_next: Error reading to end of first element")

    sys.exit(1)

if reader.Name() != "a" or reader.IsEmptyElement() != 0 or \

   reader.NodeType() != 15 or reader.HasAttributes() != 0:

    print("test_next: Error reading the end of first element")

    sys.exit(1)

ret = reader.Read()

if ret != 0:

    print("test_next: Error reading to end of document")

    sys.exit(1)

#

# cleanup for memory allocation counting

#

del f

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()