Viewing file:  test_import.py (8.04 KB) -rw-r--r--
Select action/file-type:
 (+) |  (+) |  (+) | Code (+) | Session (+) |  (+) | SDB (+) |  (+) |  (+) |  (+) |  (+) |  (+) |
import cStringIO
from Ft.Lib.Uri import OsPathToUri
from Ft.Xml.Lib.TreeCompare import TreeCompare
from Ft.Xml.InputSource import InputSourceFactory, DefaultFactory
from Ft.Xml.Xslt import XsltException, Error
from Ft.Xml.Xslt.Processor import Processor
from Xml.Xslt import test_harness
#=======================================================================
# FIXME: These first 2 tests use addr_book1.xml as their source doc.
# That file contains an outdated xml-stylesheet PI pointing to
# addr_book1.xsl with the media type text/xml. If the media type is
# changed back to one that we support, then it may affect the import
# tree.
#=======================================================================
#-----------------------------------------------------------------------
# xsl:import has to come before all other top-level instructions.
#
sheet_1 = """<?xml version="1.0"?>
<xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
version="1.0">
<xsl:variable name='spam' select='"original"'/>
<xsl:import href='Xml/Xslt/Core/addr_book3.xsl'/>
</xsl:stylesheet>
"""
#-----------------------------------------------------------------------
# A top-level variable defined in the importing stylesheet
# should override the definition in the importing stylesheet.
#
sheet_2 = """<?xml version="1.0"?>
<xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform" version="1.0">
<xsl:import href='Xml/Xslt/Core/addr_book3.xsl'/>
<xsl:variable name='spam' select='"original"'/>
</xsl:stylesheet>
"""
expected_2 = """<HTML>
<HEAD>
<META HTTP-EQUIV='Content-Type' CONTENT='text/html; charset=iso-8859-1'>
<TITLE>Address Book</TITLE>
</HEAD>
<BODY>
<H1>Tabulate just the Names</H1>
<TABLE>ADDRBOOK from imported: original</TABLE>
</BODY>
</HTML>"""
#-----------------------------------------------------------------------
# A stylesheet cannot import itself directly.
#
STY_CIRC = """<?xml version="1.0" encoding="utf-8"?>
<xsl:stylesheet version="1.0"
xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
<xsl:import href="self-import.xsl"/>
</xsl:stylesheet>"""
#-----------------------------------------------------------------------
# A stylesheet cannot import itself indirectly.
#
STY_CIRC_A = """<?xml version="1.0" encoding="utf-8"?>
<xsl:stylesheet version="1.0"
xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
<xsl:import href="circ-B.xsl"/>
</xsl:stylesheet>"""
STY_CIRC_B = """<?xml version="1.0" encoding="utf-8"?>
<xsl:stylesheet version="1.0"
xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
<xsl:import href="circ-A.xsl"/>
</xsl:stylesheet>"""
#-----------------------------------------------------------------------
# The same stylesheet can be imported twice.
# (the 2nd is at a lower precedence than the first)
STY_DUP_IMPORT = """<?xml version="1.0" encoding="utf-8"?>
<xsl:stylesheet version="1.0"
xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
<xsl:import href="identity.xsl"/>
<xsl:import href="identity.xsl"/>
</xsl:stylesheet>"""
#-----------------------------------------------------------------------
# The same stylesheet can be imported twice.
# (indirect example from the spec)
#
# B imports A: OK
# C imports A: OK
# D imports B: OK
# D imports C: OK because even though A is imported twice,
# it doesn't import itself indirectly
STY_A = """<?xml version="1.0" encoding="utf-8"?>
<xsl:stylesheet version="1.0"
xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
<!-- this is stylesheet A -->
<xsl:output method="text"/>
<xsl:template match="/">hello world</xsl:template>
</xsl:stylesheet>"""
STY_B = """<?xml version="1.0" encoding="utf-8"?>
<xsl:stylesheet version="1.0"
xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
<!-- this is stylesheet B -->
<xsl:include href="A.xsl"/>
</xsl:stylesheet>"""
STY_C = """<?xml version="1.0" encoding="utf-8"?>
<xsl:stylesheet version="1.0"
xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
<!-- this is stylesheet C -->
<xsl:include href="A.xsl"/>
</xsl:stylesheet>"""
STY_D = """<?xml version="1.0" encoding="utf-8"?>
<xsl:stylesheet version="1.0"
xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
<!-- this is stylesheet D -->
<xsl:include href="B.xsl"/>
<xsl:include href="C.xsl"/>
</xsl:stylesheet>"""
STY_IDENTITY = """<?xml version="1.0" encoding="utf-8"?>
<xsl:stylesheet version="1.0"
xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
<xsl:output method="xml" indent="no"/>
<xsl:template match="@*|node()">
<xsl:copy>
<xsl:apply-templates select="@*|node()"/>
</xsl:copy>
</xsl:template>
</xsl:stylesheet>"""
DUMMY_XML = """<?xml version="1.0" encoding="utf-8"?><dummy/>"""
from Ft.Lib.Uri import FtUriResolver
class TestResolver(FtUriResolver):
def resolve(self, uri, baseUri=None):
if uri.endswith('self-import.xsl'):
return cStringIO.StringIO(STY_CIRC)
elif uri.endswith('circ-A.xsl'):
return cStringIO.StringIO(STY_CIRC_A)
elif uri.endswith('circ-B.xsl'):
return cStringIO.StringIO(STY_CIRC_B)
elif uri.endswith('dup-import.xsl'):
return cStringIO.StringIO(STY_DUP_IMPORT)
elif uri.endswith('identity.xsl'):
return cStringIO.StringIO(STY_IDENTITY)
elif uri.endswith('A.xsl'):
return cStringIO.StringIO(STY_A)
elif uri.endswith('B.xsl'):
return cStringIO.StringIO(STY_B)
elif uri.endswith('C.xsl'):
return cStringIO.StringIO(STY_C)
elif uri.endswith('D.xsl'):
return cStringIO.StringIO(STY_D)
else:
raise ValueError("can't resolve %s" % uri)
def Test(tester):
source = test_harness.FileInfo(uri="Xml/Xslt/Core/addr_book1.xml")
sty = test_harness.FileInfo(string=sheet_1)
test_harness.XsltTest(tester, source, [sty], None,
exceptionCode=Error.ILLEGAL_IMPORT,
title="xsl:import in wrong spot")
source = test_harness.FileInfo(uri="Xml/Xslt/Core/addr_book1.xml")
sty = test_harness.FileInfo(string=sheet_2)
test_harness.XsltTest(tester, source, [sty], expected_2,
title="top-level variable overrides imported one")
styfactory = InputSourceFactory(resolver=TestResolver())
source = test_harness.FileInfo(string=DUMMY_XML)
sty = test_harness.FileInfo(uri=OsPathToUri('self-import.xsl'))
test_harness.XsltTest(tester, source, [sty], None,
title='circular xsl:import (direct)',
exceptionCode=Error.CIRCULAR_INCLUDE,
stylesheetInputFactory=styfactory)
source = test_harness.FileInfo(string=DUMMY_XML)
sty = test_harness.FileInfo(uri=OsPathToUri('circ-A.xsl'))
test_harness.XsltTest(tester, source, [sty], None,
title='circular xsl:import (indirect)',
exceptionCode=Error.CIRCULAR_INCLUDE,
stylesheetInputFactory=styfactory)
source = test_harness.FileInfo(string=DUMMY_XML)
sty = test_harness.FileInfo(uri=OsPathToUri('dup-import.xsl'))
test_harness.XsltTest(tester, source, [sty], DUMMY_XML,
title='non-circular duplicate import (direct)',
stylesheetInputFactory=styfactory)
source = test_harness.FileInfo(string=DUMMY_XML)
sty = test_harness.FileInfo(uri=OsPathToUri('D.xsl'))
test_harness.XsltTest(tester, source, [sty], 'hello world',
title='non-circular duplicate import (indirect)',
stylesheetInputFactory=styfactory)
# appending the same stylesheet twice shouldn't be a problem;
# it's equivalent to a non-circular duplicate import (direct)
source = test_harness.FileInfo(string=DUMMY_XML)
sty1 = test_harness.FileInfo(uri=OsPathToUri('identity.xsl'))
sty2 = test_harness.FileInfo(uri=OsPathToUri('identity.xsl'))
test_harness.XsltTest(tester, source, [sty1, sty2], DUMMY_XML,
title='duplicate stylesheet append via processor',
stylesheetInputFactory=styfactory)
return
|