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import WebIDL
# Import the WebIDL module, so we can do isinstance checks and whatnot
def WebIDLTest(parser, harness):
# Basic functionality
parser.parse(
"""
interface Iface {
[NewObject] readonly attribute Iface attr;
[NewObject] Iface method();
};
"""
)
results = parser.finish()
harness.ok(results, "Should not have thrown on basic [NewObject] usage")
parser = parser.reset()
threw = False
try:
parser.parse(
"""
interface Iface {
[Pure, NewObject] readonly attribute Iface attr;
};
"""
)
parser.finish()
except WebIDL.WebIDLError:
threw = True
harness.ok(threw, "[NewObject] attributes must depend on something")
parser = parser.reset()
threw = False
try:
parser.parse(
"""
interface Iface {
[Pure, NewObject] Iface method();
};
"""
)
parser.finish()
except WebIDL.WebIDLError:
threw = True
harness.ok(threw, "[NewObject] methods must depend on something")
parser = parser.reset()
threw = False
try:
parser.parse(
"""
interface Iface {
[Cached, NewObject, Affects=Nothing] readonly attribute Iface attr;
};
"""
)
parser.finish()
except WebIDL.WebIDLError:
threw = True
harness.ok(threw, "[NewObject] attributes must not be [Cached]")
parser = parser.reset()
threw = False
try:
parser.parse(
"""
interface Iface {
[StoreInSlot, NewObject, Affects=Nothing] readonly attribute Iface attr;
};
"""
)
parser.finish()
except WebIDL.WebIDLError:
threw = True
harness.ok(threw, "[NewObject] attributes must not be [StoreInSlot]")