dom/bindings/parser/tests/test_argument_keywords.py

   1 def WebIDLTest(parser, harness):
   2     parser.parse(
   3         """
   4     interface Foo {
   5       undefined foo(object constructor);
   6     };
   7     """
   8     )
   9
  10     results = parser.finish()
  11     harness.check(len(results), 1, "Should have an interface")
  12     iface = results[0]
  13     harness.check(len(iface.members), 1, "Should have an operation")
  14     operation = iface.members[0]
  15     harness.check(len(operation.signatures()), 1, "Should have one signature")
  16     (retval, args) = operation.signatures()[0]
  17     harness.check(len(args), 1, "Should have an argument")
  18     harness.check(
  19         args[0].identifier.name,
  20         "constructor",
  21         "Should have an identifier named 'constructor'",
  22     )