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# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this
import WebIDL
def should_throw(parser, harness, message, code):
parser = parser.reset()
threw = False
try:
parser.parse(code)
parser.finish()
except WebIDL.WebIDLError:
threw = True
harness.ok(threw, "Should have thrown: %s" % message)
def WebIDLTest(parser, harness):
# The [LegacyLenientSetter] extended attribute MUST take no arguments.
should_throw(
parser,
harness,
"no arguments",
"""
interface I {
[LegacyLenientSetter=X] readonly attribute long A;
};
""",
)
# An attribute with the [LegacyLenientSetter] extended attribute MUST NOT
# also be declared with the [PutForwards] extended attribute.
should_throw(
parser,
harness,
"PutForwards",
"""
interface I {
[PutForwards=B, LegacyLenientSetter] readonly attribute J A;
};
interface J {
attribute long B;
};
""",
)
# An attribute with the [LegacyLenientSetter] extended attribute MUST NOT
# also be declared with the [Replaceable] extended attribute.
should_throw(
parser,
harness,
"Replaceable",
"""
interface I {
[Replaceable, LegacyLenientSetter] readonly attribute J A;
};
""",
)
# The [LegacyLenientSetter] extended attribute MUST NOT be used on an
# attribute that is not read only.
should_throw(
parser,
harness,
"writable attribute",
"""
interface I {
[LegacyLenientSetter] attribute long A;
};
""",
)
# The [LegacyLenientSetter] extended attribute MUST NOT be used on a
# static attribute.
should_throw(
parser,
harness,
"static attribute",
"""
interface I {
[LegacyLenientSetter] static readonly attribute long A;
};
""",
)