Squashed 'yocto-poky/' content from commit ea562de
git-subtree-dir: yocto-poky
git-subtree-split: ea562de57590c966cd5a75fda8defecd397e6436
diff --git a/bitbake/lib/bs4/tests/test_builder_registry.py b/bitbake/lib/bs4/tests/test_builder_registry.py
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+++ b/bitbake/lib/bs4/tests/test_builder_registry.py
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+"""Tests of the builder registry."""
+
+import unittest
+
+from bs4 import BeautifulSoup
+from bs4.builder import (
+ builder_registry as registry,
+ HTMLParserTreeBuilder,
+ TreeBuilderRegistry,
+)
+
+try:
+ from bs4.builder import HTML5TreeBuilder
+ HTML5LIB_PRESENT = True
+except ImportError:
+ HTML5LIB_PRESENT = False
+
+try:
+ from bs4.builder import (
+ LXMLTreeBuilderForXML,
+ LXMLTreeBuilder,
+ )
+ LXML_PRESENT = True
+except ImportError:
+ LXML_PRESENT = False
+
+
+class BuiltInRegistryTest(unittest.TestCase):
+ """Test the built-in registry with the default builders registered."""
+
+ def test_combination(self):
+ if LXML_PRESENT:
+ self.assertEqual(registry.lookup('fast', 'html'),
+ LXMLTreeBuilder)
+
+ if LXML_PRESENT:
+ self.assertEqual(registry.lookup('permissive', 'xml'),
+ LXMLTreeBuilderForXML)
+ self.assertEqual(registry.lookup('strict', 'html'),
+ HTMLParserTreeBuilder)
+ if HTML5LIB_PRESENT:
+ self.assertEqual(registry.lookup('html5lib', 'html'),
+ HTML5TreeBuilder)
+
+ def test_lookup_by_markup_type(self):
+ if LXML_PRESENT:
+ self.assertEqual(registry.lookup('html'), LXMLTreeBuilder)
+ self.assertEqual(registry.lookup('xml'), LXMLTreeBuilderForXML)
+ else:
+ self.assertEqual(registry.lookup('xml'), None)
+ if HTML5LIB_PRESENT:
+ self.assertEqual(registry.lookup('html'), HTML5TreeBuilder)
+ else:
+ self.assertEqual(registry.lookup('html'), HTMLParserTreeBuilder)
+
+ def test_named_library(self):
+ if LXML_PRESENT:
+ self.assertEqual(registry.lookup('lxml', 'xml'),
+ LXMLTreeBuilderForXML)
+ self.assertEqual(registry.lookup('lxml', 'html'),
+ LXMLTreeBuilder)
+ if HTML5LIB_PRESENT:
+ self.assertEqual(registry.lookup('html5lib'),
+ HTML5TreeBuilder)
+
+ self.assertEqual(registry.lookup('html.parser'),
+ HTMLParserTreeBuilder)
+
+ def test_beautifulsoup_constructor_does_lookup(self):
+ # You can pass in a string.
+ BeautifulSoup("", features="html")
+ # Or a list of strings.
+ BeautifulSoup("", features=["html", "fast"])
+
+ # You'll get an exception if BS can't find an appropriate
+ # builder.
+ self.assertRaises(ValueError, BeautifulSoup,
+ "", features="no-such-feature")
+
+class RegistryTest(unittest.TestCase):
+ """Test the TreeBuilderRegistry class in general."""
+
+ def setUp(self):
+ self.registry = TreeBuilderRegistry()
+
+ def builder_for_features(self, *feature_list):
+ cls = type('Builder_' + '_'.join(feature_list),
+ (object,), {'features' : feature_list})
+
+ self.registry.register(cls)
+ return cls
+
+ def test_register_with_no_features(self):
+ builder = self.builder_for_features()
+
+ # Since the builder advertises no features, you can't find it
+ # by looking up features.
+ self.assertEqual(self.registry.lookup('foo'), None)
+
+ # But you can find it by doing a lookup with no features, if
+ # this happens to be the only registered builder.
+ self.assertEqual(self.registry.lookup(), builder)
+
+ def test_register_with_features_makes_lookup_succeed(self):
+ builder = self.builder_for_features('foo', 'bar')
+ self.assertEqual(self.registry.lookup('foo'), builder)
+ self.assertEqual(self.registry.lookup('bar'), builder)
+
+ def test_lookup_fails_when_no_builder_implements_feature(self):
+ builder = self.builder_for_features('foo', 'bar')
+ self.assertEqual(self.registry.lookup('baz'), None)
+
+ def test_lookup_gets_most_recent_registration_when_no_feature_specified(self):
+ builder1 = self.builder_for_features('foo')
+ builder2 = self.builder_for_features('bar')
+ self.assertEqual(self.registry.lookup(), builder2)
+
+ def test_lookup_fails_when_no_tree_builders_registered(self):
+ self.assertEqual(self.registry.lookup(), None)
+
+ def test_lookup_gets_most_recent_builder_supporting_all_features(self):
+ has_one = self.builder_for_features('foo')
+ has_the_other = self.builder_for_features('bar')
+ has_both_early = self.builder_for_features('foo', 'bar', 'baz')
+ has_both_late = self.builder_for_features('foo', 'bar', 'quux')
+ lacks_one = self.builder_for_features('bar')
+ has_the_other = self.builder_for_features('foo')
+
+ # There are two builders featuring 'foo' and 'bar', but
+ # the one that also features 'quux' was registered later.
+ self.assertEqual(self.registry.lookup('foo', 'bar'),
+ has_both_late)
+
+ # There is only one builder featuring 'foo', 'bar', and 'baz'.
+ self.assertEqual(self.registry.lookup('foo', 'bar', 'baz'),
+ has_both_early)
+
+ def test_lookup_fails_when_cannot_reconcile_requested_features(self):
+ builder1 = self.builder_for_features('foo', 'bar')
+ builder2 = self.builder_for_features('foo', 'baz')
+ self.assertEqual(self.registry.lookup('bar', 'baz'), None)