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Diffstat (limited to 'libxml2/python/tests/input_callback.py')
-rwxr-xr-x | libxml2/python/tests/input_callback.py | 148 |
1 files changed, 0 insertions, 148 deletions
diff --git a/libxml2/python/tests/input_callback.py b/libxml2/python/tests/input_callback.py deleted file mode 100755 index 495ab62..0000000 --- a/libxml2/python/tests/input_callback.py +++ /dev/null @@ -1,148 +0,0 @@ -#!/usr/bin/python -u -# -# This tests custom input callbacks -# -import sys -import libxml2 -try: - import StringIO - str_io = StringIO.StringIO -except: - import io - str_io = io.StringIO - -# We implement a new scheme, py://strings/ that will reference this dictionary -pystrings = { - 'catalogs/catalog.xml' : -'''<?xml version="1.0" encoding="utf-8"?> -<!DOCTYPE catalog PUBLIC "-//OASIS//DTD Entity Resolution XML Catalog V1.0//EN" "http://www.oasis-open.org/committees/entity/release/1.0/catalog.dtd"> -<catalog xmlns="urn:oasis:names:tc:entity:xmlns:xml:catalog"> - <rewriteSystem systemIdStartString="http://example.com/dtds/" rewritePrefix="../dtds/"/> -</catalog>''', - - 'xml/sample.xml' : -'''<?xml version="1.0" encoding="utf-8"?> -<!DOCTYPE root SYSTEM "http://example.com/dtds/sample.dtd"> -<root>&sample.entity;</root>''', - - 'dtds/sample.dtd' : -''' -<!ELEMENT root (#PCDATA)> -<!ENTITY sample.entity "replacement text">''' -} - -prefix = "py://strings/" -startURL = prefix + "xml/sample.xml" -catURL = prefix + "catalogs/catalog.xml" - -def my_input_cb(URI): - if not(URI.startswith(prefix)): - return None - path = URI[len(prefix):] - if path not in pystrings: - return None - return str_io(pystrings[path]) - - -def run_test(desc, docpath, catalog, exp_status="verified", exp_err=[], test_callback=None, - root_name="root", root_content="replacement text"): - opts = libxml2.XML_PARSE_DTDLOAD | libxml2.XML_PARSE_NONET | libxml2.XML_PARSE_COMPACT - actual_err = [] - - def my_global_error_cb(ctx, msg): - actual_err.append((-1, msg)) - def my_ctx_error_cb(arg, msg, severity, reserved): - actual_err.append((severity, msg)) - - libxml2.registerErrorHandler(my_global_error_cb, None) - try: - parser = libxml2.createURLParserCtxt(docpath, opts) - parser.setErrorHandler(my_ctx_error_cb, None) - if catalog is not None: - parser.addLocalCatalog(catalog) - if test_callback is not None: - test_callback() - parser.parseDocument() - doc = parser.doc() - actual_status = "loaded" - e = doc.getRootElement() - if e.name == root_name and e.content == root_content: - actual_status = "verified" - doc.freeDoc() - except libxml2.parserError: - actual_status = "not loaded" - - if actual_status != exp_status: - print("Test '%s' failed: expect status '%s', actual '%s'" % (desc, exp_status, actual_status)) - sys.exit(1) - elif actual_err != exp_err: - print("Test '%s' failed" % desc) - print("Expect errors:") - for s,m in exp_err: print(" [%2d] '%s'" % (s,m)) - print("Actual errors:") - for s,m in actual_err: print(" [%2d] '%s'" % (s,m)) - sys.exit(1) - - -# Check that we cannot read custom schema without custom callback -run_test(desc="Loading entity without custom callback", - docpath=startURL, catalog=None, - exp_status="not loaded", exp_err=[ - (-1, "I/O "), - (-1, "warning : "), - (-1, "failed to load external entity \"py://strings/xml/sample.xml\"\n") - ]) - -# Register handler and try to load the same entity -libxml2.registerInputCallback(my_input_cb) -run_test(desc="Loading entity with custom callback", - docpath=startURL, catalog=None, - exp_status="loaded", exp_err=[ - (-1, "Attempt to load network entity http://example.com/dtds/sample.dtd"), - ( 4, "Entity 'sample.entity' not defined\n") - ]) - -# Register a catalog (also accessible via pystr://) and retry -run_test(desc="Loading entity with custom callback and catalog", - docpath=startURL, catalog=catURL) - -# Unregister custom callback when parser is already created -run_test(desc="Loading entity and unregistering callback", - docpath=startURL, catalog=catURL, - test_callback=lambda: libxml2.popInputCallbacks(), - exp_status="loaded", exp_err=[ - ( 3, "failed to load external entity \"py://strings/dtds/sample.dtd\"\n"), - ( 4, "Entity 'sample.entity' not defined\n") - ]) - -# Try to load the document again -run_test(desc="Retry loading document after unregistering callback", - docpath=startURL, catalog=catURL, - exp_status="not loaded", exp_err=[ - (-1, "I/O "), - (-1, "warning : "), - (-1, "failed to load external entity \"py://strings/xml/sample.xml\"\n") - ]) - -# But should be able to read standard I/O yet... -run_test(desc="Loading using standard i/o after unregistering callback", - docpath="tst.xml", catalog=None, - root_name='doc', root_content='bar') - -# Now pop ALL input callbacks, should fail to load even standard I/O -try: - while True: - libxml2.popInputCallbacks() -except IndexError: - pass - -run_test(desc="Loading using standard i/o after unregistering all callbacks", - docpath="tst.xml", catalog=None, - exp_status="not loaded", exp_err=[ - (-1, "I/O "), - (-1, "warning : "), - (-1, "failed to load external entity \"tst.xml\"\n") - ]) - -print("OK") -sys.exit(0); |