|
| 1 | +import io |
| 2 | +import unittest |
| 3 | +from http import client |
| 4 | +from test.test_httplib import FakeSocket |
| 5 | +from unittest import mock |
| 6 | +from xml.dom import getDOMImplementation, minidom, xmlbuilder |
| 7 | + |
| 8 | +SMALL_SAMPLE = b"""<?xml version="1.0"?> |
| 9 | +<html xmlns="http://www.w3.org/1999/xhtml" xmlns:xdc="http://www.xml.com/books"> |
| 10 | +<!-- A comment --> |
| 11 | +<title>Introduction to XSL</title> |
| 12 | +<hr/> |
| 13 | +<p><xdc:author xdc:attrib="prefixed attribute" attrib="other attrib">A. Namespace</xdc:author></p> |
| 14 | +</html>""" |
| 15 | + |
| 16 | + |
| 17 | +class XMLBuilderTest(unittest.TestCase): |
| 18 | + def test_entity_resolver(self): |
| 19 | + body = ( |
| 20 | + b"HTTP/1.1 200 OK\r\nContent-Type: text/xml; charset=utf-8\r\n\r\n" |
| 21 | + + SMALL_SAMPLE |
| 22 | + ) |
| 23 | + |
| 24 | + sock = FakeSocket(body) |
| 25 | + response = client.HTTPResponse(sock) |
| 26 | + response.begin() |
| 27 | + attrs = {"open.return_value": response} |
| 28 | + opener = mock.Mock(**attrs) |
| 29 | + |
| 30 | + resolver = xmlbuilder.DOMEntityResolver() |
| 31 | + |
| 32 | + with mock.patch("urllib.request.build_opener") as mock_build: |
| 33 | + mock_build.return_value = opener |
| 34 | + source = resolver.resolveEntity(None, "http://example.com/2000/svg") |
| 35 | + |
| 36 | + self.assertIsInstance(source, xmlbuilder.DOMInputSource) |
| 37 | + self.assertIsNone(source.publicId) |
| 38 | + self.assertEqual(source.systemId, "http://example.com/2000/svg") |
| 39 | + self.assertEqual(source.baseURI, "http://example.com/2000/") |
| 40 | + self.assertEqual(source.encoding, "utf-8") |
| 41 | + self.assertIs(source.byteStream, response) |
| 42 | + |
| 43 | + self.assertIsNone(source.characterStream) |
| 44 | + self.assertIsNone(source.stringData) |
| 45 | + |
| 46 | + def test_builder(self): |
| 47 | + imp = getDOMImplementation() |
| 48 | + self.assertIsInstance(imp, xmlbuilder.DOMImplementationLS) |
| 49 | + |
| 50 | + builder = imp.createDOMBuilder(imp.MODE_SYNCHRONOUS, None) |
| 51 | + self.assertIsInstance(builder, xmlbuilder.DOMBuilder) |
| 52 | + |
| 53 | + def test_parse_uri(self): |
| 54 | + body = ( |
| 55 | + b"HTTP/1.1 200 OK\r\nContent-Type: text/xml; charset=utf-8\r\n\r\n" |
| 56 | + + SMALL_SAMPLE |
| 57 | + ) |
| 58 | + |
| 59 | + sock = FakeSocket(body) |
| 60 | + response = client.HTTPResponse(sock) |
| 61 | + response.begin() |
| 62 | + attrs = {"open.return_value": response} |
| 63 | + opener = mock.Mock(**attrs) |
| 64 | + |
| 65 | + with mock.patch("urllib.request.build_opener") as mock_build: |
| 66 | + mock_build.return_value = opener |
| 67 | + |
| 68 | + imp = getDOMImplementation() |
| 69 | + builder = imp.createDOMBuilder(imp.MODE_SYNCHRONOUS, None) |
| 70 | + document = builder.parseURI("http://example.com/2000/svg") |
| 71 | + |
| 72 | + self.assertIsInstance(document, minidom.Document) |
| 73 | + self.assertEqual(len(document.childNodes), 1) |
| 74 | + |
| 75 | + def test_parse_with_systemId(self): |
| 76 | + response = io.BytesIO(SMALL_SAMPLE) |
| 77 | + |
| 78 | + with mock.patch("urllib.request.urlopen") as mock_open: |
| 79 | + mock_open.return_value = response |
| 80 | + |
| 81 | + imp = getDOMImplementation() |
| 82 | + source = imp.createDOMInputSource() |
| 83 | + builder = imp.createDOMBuilder(imp.MODE_SYNCHRONOUS, None) |
| 84 | + source.systemId = "http://example.com/2000/svg" |
| 85 | + document = builder.parse(source) |
| 86 | + |
| 87 | + self.assertIsInstance(document, minidom.Document) |
| 88 | + self.assertEqual(len(document.childNodes), 1) |
0 commit comments