[WebAgentsAPI]: Remove OverloadSetAdapter.

third_party/WebKit/Source/bindings/scripts/overload_set_algorithm_test.py

Index: third_party/WebKit/Source/bindings/scripts/overload_set_algorithm_test.py
diff --git a/third_party/WebKit/Source/bindings/scripts/overload_set_algorithm_test.py b/third_party/WebKit/Source/bindings/scripts/overload_set_algorithm_test.py
index 8a25711524c9e7d838f1217385b778c57bb3fd5b..389a9ed3e53564f679ccdf59bddf90d7a133489f 100644
--- a/third_party/WebKit/Source/bindings/scripts/overload_set_algorithm_test.py
+++ b/third_party/WebKit/Source/bindings/scripts/overload_set_algorithm_test.py
@@ -7,18 +7,7 @@
 """Unit tests for overload_set_algorithm.py."""
 
 import unittest
-
 from overload_set_algorithm import effective_overload_set
-from overload_set_algorithm import MethodContextAdapter
-
-
-class MethodContextAdapterTest(unittest.TestCase):
-    def test_simple(self):
-        adapter = MethodContextAdapter()
-        self.assertEqual(adapter.arguments({'arguments': 'foo'}), 'foo')
-        self.assertEqual(adapter.type({'idl_type_object': 'bar'}), 'bar')
-        self.assertEqual(adapter.is_optional({'is_optional': 'baz'}), 'baz')
-        self.assertEqual(adapter.is_variadic({'is_variadic': 'qux'}), 'qux')
 
 
 class EffectiveOverloadSetTest(unittest.TestCase):
@@ -29,8 +18,7 @@ class EffectiveOverloadSetTest(unittest.TestCase):
                             'is_variadic': False}]},
             {'arguments': [{'idl_type_object': 'DOMString',  # f2(DOMString s)
                             'is_optional': False,
-                            'is_variadic': False}]},
-        ]
+                            'is_variadic': False}]}]
 
         overload_set = [
             ({'arguments': [{'idl_type_object': 'long',  # f1(long)
@@ -49,6 +37,127 @@ class EffectiveOverloadSetTest(unittest.TestCase):
              ('DOMString',),
              (False,))]
 
-        self.assertEqual(
-            effective_overload_set(operation_list, MethodContextAdapter()),
-            overload_set)
+        self.assertEqual(effective_overload_set(operation_list), overload_set)
+
+    def test_example_in_spec(self):
+        """Tests the example provided in Web IDL spec:
+           https://heycam.github.io/webidl/#dfn-effective-overload-set,
+           look for example right after the algorithm.
+
+           The output differs from spec because we don't implement the part
+           of the algorithm that handles variadic arguments."""
+        operation_list = [
+            # f1: f(DOMString a)
+            {'arguments': [{'idl_type_object': 'DOMString',
+                            'is_optional': False,
+                            'is_variadic': False}]},
+            # f2: f(Node a, DOMString b, double... c)
+            {'arguments': [{'idl_type_object': 'Node',
+                            'is_optional': False,
+                            'is_variadic': False},
+                           {'idl_type_object': 'DOMString',
+                            'is_optional': False,
+                            'is_variadic': False},
+                           {'idl_type_object': 'double',
+                            'is_optional': False,
+                            'is_variadic': True}]},
+            # f3: f()
+            {'arguments': []},
+            # f4: f(Event a, DOMString b, optional DOMString c, double... d)
+            {'arguments': [{'idl_type_object': 'Event',
+                            'is_optional': False,
+                            'is_variadic': False},
+                           {'idl_type_object': 'DOMString',
+                            'is_optional': False,
+                            'is_variadic': False},
+                           {'idl_type_object': 'DOMString',
+                            'is_optional': True,
+                            'is_variadic': False},
+                           {'idl_type_object': 'double',
+                            'is_optional': False,
+                            'is_variadic': True}]}]
+        overload_set = [
+            # <f1, (DOMString), (required)>
+            ({'arguments': [{'idl_type_object': 'DOMString',
+                             'is_optional': False,
+                             'is_variadic': False}]},
+             ('DOMString',),
+             (False,)),
+            # <f2, (Node, DOMString, double), (required, required, variadic)>
+            ({'arguments': [{'idl_type_object': 'Node',
+                             'is_optional': False,
+                             'is_variadic': False},
+                            {'idl_type_object': 'DOMString',
+                             'is_optional': False,
+                             'is_variadic': False},
+                            {'idl_type_object': 'double',
+                             'is_optional': False,
+                             'is_variadic': True}]},
+             ('Node', 'DOMString', 'double'),
+             (False, False, True)),
+            # <f2, (Node, DOMString), (required, required)>
+            ({'arguments': [{'idl_type_object': 'Node',
+                             'is_optional': False,
+                             'is_variadic': False},
+                            {'idl_type_object': 'DOMString',
+                             'is_optional': False,
+                             'is_variadic': False},
+                            {'idl_type_object': 'double',
+                             'is_optional': False,
+                             'is_variadic': True}]},
+             ('Node', 'DOMString'),
+             (False, False)),
+            # Missing from the output:
+            # <f2, (Node, DOMString, double, double),
+            #       (required, required, variadic, variadic)>,
+            # <f3, (), ()>
+            ({'arguments': []}, (), ()),
+            # <f4, (Event, DOMString, DOMString, double),
+            #      (required, required, optional, variadic)>
+            ({'arguments': [{'idl_type_object': 'Event',
+                             'is_optional': False,
+                             'is_variadic': False},
+                            {'idl_type_object': 'DOMString',
+                             'is_optional': False,
+                             'is_variadic': False},
+                            {'idl_type_object': 'DOMString',
+                             'is_optional': True,
+                             'is_variadic': False},
+                            {'idl_type_object': 'double',
+                             'is_optional': False,
+                             'is_variadic': True}]},
+             ('Event', 'DOMString', 'DOMString', 'double'),
+             (False, False, True, True)),
+            # <f4, (Event, DOMString, DOMString),
+            #      (required, required, optional)>
+            ({'arguments': [{'idl_type_object': 'Event',
+                             'is_optional': False,
+                             'is_variadic': False},
+                            {'idl_type_object': 'DOMString',
+                             'is_optional': False,
+                             'is_variadic': False},
+                            {'idl_type_object': 'DOMString',
+                             'is_optional': True,
+                             'is_variadic': False},
+                            {'idl_type_object': 'double',
+                             'is_optional': False,
+                             'is_variadic': True}]},
+             ('Event', 'DOMString', 'DOMString'),
+             (False, False, True)),
+            # <f4, (Event, DOMString), (required, required)>
+            ({'arguments': [{'idl_type_object': 'Event',
+                             'is_optional': False,
+                             'is_variadic': False},
+                            {'idl_type_object': 'DOMString',
+                             'is_optional': False,
+                             'is_variadic': False},
+                            {'idl_type_object': 'DOMString',
+                             'is_optional': True,
+                             'is_variadic': False},
+                            {'idl_type_object': 'double',
+                             'is_optional': False,
+                             'is_variadic': True}]},
+             ('Event', 'DOMString'),
+             (False, False))]
+
+        self.assertEqual(effective_overload_set(operation_list), overload_set)