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import WebIDL
def WebIDLTest(parser, harness):
parser = parser.reset()
threw = False
try:
parser.parse(
"""
dictionary TestDict {
DOMString member;
};
[LegacyTreatNonObjectAsNull] callback TestCallback = undefined ();
typedef (TestCallback or TestDict) TestUnionCallbackDict;
"""
)
results = parser.finish()
except WebIDL.WebIDLError:
threw = True
harness.ok(
threw,
"Should not allow Dict/Callback union where callback is [LegacyTreatNonObjectAsNull]",
)
parser = parser.reset()
threw = False
try:
parser.parse(
"""
dictionary TestDict {
DOMString member;
};
[LegacyTreatNonObjectAsNull] callback TestCallback = undefined ();
typedef (TestDict or TestCallback) TestUnionCallbackDict;
"""
)
results = parser.finish()
except WebIDL.WebIDLError:
threw = True
harness.ok(
threw,
"Should not allow Dict/Callback union where callback is [LegacyTreatNonObjectAsNull]",
)
parser = parser.reset()
parser.parse(
"""
dictionary TestDict {
DOMString member;
};
callback TestCallback = undefined ();
typedef (TestCallback or TestDict) TestUnionCallbackDict;
"""
)
results = parser.finish()
harness.ok(True, "TestUnionCallbackDict interface parsed without error")
harness.check(len(results), 3, "Document should have 3 types")
myDict = results[0]
harness.ok(isinstance(myDict, WebIDL.IDLDictionary), "Expect an IDLDictionary")
myCallback = results[1]
harness.ok(isinstance(myCallback, WebIDL.IDLCallback), "Expect an IDLCallback")
myUnion = results[2]
harness.ok(isinstance(myUnion, WebIDL.IDLTypedef), "Expect a IDLTypedef")
harness.ok(
isinstance(myUnion.innerType, WebIDL.IDLUnionType), "Expect a IDLUnionType"
)
harness.ok(
isinstance(myUnion.innerType.memberTypes[0], WebIDL.IDLCallbackType),
"Expect a IDLCallbackType",
)
harness.ok(
isinstance(myUnion.innerType.memberTypes[1], WebIDL.IDLWrapperType),
"Expect a IDLDictionary",
)
harness.ok(
(myUnion.innerType.memberTypes[0].callback == myCallback),
"Expect left Union member to be MyCallback",
)
harness.ok(
(myUnion.innerType.memberTypes[1].inner == myDict),
"Expect right Union member to be MyDict",
)
parser = parser.reset()
parser.parse(
"""
dictionary TestDict {
DOMString member;
};
callback TestCallback = undefined ();
typedef (TestDict or TestCallback) TestUnionCallbackDict;
"""
)
results = parser.finish()
harness.ok(True, "TestUnionCallbackDict interface parsed without error")
harness.check(len(results), 3, "Document should have 3 types")
myDict = results[0]
harness.ok(isinstance(myDict, WebIDL.IDLDictionary), "Expect an IDLDictionary")
myCallback = results[1]
harness.ok(isinstance(myCallback, WebIDL.IDLCallback), "Expect an IDLCallback")
myUnion = results[2]
harness.ok(isinstance(myUnion, WebIDL.IDLTypedef), "Expect a IDLTypedef")
harness.ok(
isinstance(myUnion.innerType, WebIDL.IDLUnionType), "Expect a IDLUnionType"
)
harness.ok(
isinstance(myUnion.innerType.memberTypes[0], WebIDL.IDLWrapperType),
"Expect a IDLDictionary",
)
harness.ok(
isinstance(myUnion.innerType.memberTypes[1], WebIDL.IDLCallbackType),
"Expect a IDLCallbackType",
)
harness.ok(
(myUnion.innerType.memberTypes[0].inner == myDict),
"Expect right Union member to be MyDict",
)
harness.ok(
(myUnion.innerType.memberTypes[1].callback == myCallback),
"Expect left Union member to be MyCallback",
)