| import io |
| import unittest |
| from http import client |
| from test.test_httplib import FakeSocket |
| from unittest import mock |
| from xml.dom import getDOMImplementation, minidom, xmlbuilder |
| |
| SMALL_SAMPLE = b"""<?xml version="1.0"?> |
| <html xmlns="http://www.w3.org/1999/xhtml" xmlns:xdc="http://www.xml.com/books"> |
| <!-- A comment --> |
| <title>Introduction to XSL</title> |
| <hr/> |
| <p><xdc:author xdc:attrib="prefixed attribute" attrib="other attrib">A. Namespace</xdc:author></p> |
| </html>""" |
| |
| |
| class XMLBuilderTest(unittest.TestCase): |
| def test_entity_resolver(self): |
| body = ( |
| b"HTTP/1.1 200 OK\r\nContent-Type: text/xml; charset=utf-8\r\n\r\n" |
| + SMALL_SAMPLE |
| ) |
| |
| sock = FakeSocket(body) |
| response = client.HTTPResponse(sock) |
| response.begin() |
| attrs = {"open.return_value": response} |
| opener = mock.Mock(**attrs) |
| |
| resolver = xmlbuilder.DOMEntityResolver() |
| |
| with mock.patch("urllib.request.build_opener") as mock_build: |
| mock_build.return_value = opener |
| source = resolver.resolveEntity(None, "http://example.com/2000/svg") |
| |
| self.assertIsInstance(source, xmlbuilder.DOMInputSource) |
| self.assertIsNone(source.publicId) |
| self.assertEqual(source.systemId, "http://example.com/2000/svg") |
| self.assertEqual(source.baseURI, "http://example.com/2000/") |
| self.assertEqual(source.encoding, "utf-8") |
| self.assertIs(source.byteStream, response) |
| |
| self.assertIsNone(source.characterStream) |
| self.assertIsNone(source.stringData) |
| |
| def test_builder(self): |
| imp = getDOMImplementation() |
| self.assertIsInstance(imp, xmlbuilder.DOMImplementationLS) |
| |
| builder = imp.createDOMBuilder(imp.MODE_SYNCHRONOUS, None) |
| self.assertIsInstance(builder, xmlbuilder.DOMBuilder) |
| |
| def test_parse_uri(self): |
| body = ( |
| b"HTTP/1.1 200 OK\r\nContent-Type: text/xml; charset=utf-8\r\n\r\n" |
| + SMALL_SAMPLE |
| ) |
| |
| sock = FakeSocket(body) |
| response = client.HTTPResponse(sock) |
| response.begin() |
| attrs = {"open.return_value": response} |
| opener = mock.Mock(**attrs) |
| |
| with mock.patch("urllib.request.build_opener") as mock_build: |
| mock_build.return_value = opener |
| |
| imp = getDOMImplementation() |
| builder = imp.createDOMBuilder(imp.MODE_SYNCHRONOUS, None) |
| document = builder.parseURI("http://example.com/2000/svg") |
| |
| self.assertIsInstance(document, minidom.Document) |
| self.assertEqual(len(document.childNodes), 1) |
| |
| def test_parse_with_systemId(self): |
| response = io.BytesIO(SMALL_SAMPLE) |
| |
| with mock.patch("urllib.request.urlopen") as mock_open: |
| mock_open.return_value = response |
| |
| imp = getDOMImplementation() |
| source = imp.createDOMInputSource() |
| builder = imp.createDOMBuilder(imp.MODE_SYNCHRONOUS, None) |
| source.systemId = "http://example.com/2000/svg" |
| document = builder.parse(source) |
| |
| self.assertIsInstance(document, minidom.Document) |
| self.assertEqual(len(document.childNodes), 1) |
