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import WebIDL
def WebIDLTest(parser, harness):
def parseWithNode(test):
parser.parse(
"""
interface Node {};
interface Document : Node {};
interface Element : Node {};
interface HTMLElement : Element {};
"""
+ test
)
def parseFrozenArrayAttribute(innerType):
parseWithNode(
"""
interface ReflectedAttribute {
[Frozen, ReflectedHTMLAttributeReturningFrozenArray]
attribute sequence<%s>? reflectedHTMLAttribute;
};
"""
% innerType
)
results = parser.finish()
harness.check(len(results), 5, "Should know about one thing")
harness.ok(
isinstance(results[4], WebIDL.IDLInterface), "Should have an interface here"
)
members = results[4].members
harness.check(len(members), 1, "Should have one member")
harness.ok(members[0].isAttr(), "Should have attribute")
harness.ok(
members[0].getExtendedAttribute(
"ReflectedHTMLAttributeReturningFrozenArray"
)
is not None,
"Should have extended attribute",
)
parseFrozenArrayAttribute("Element")
parser = parser.reset()
parseFrozenArrayAttribute("HTMLElement")
parser = parser.reset()
threw = False
try:
parseWithNode(
"""
interface ReflectedAttribute {
[ReflectedHTMLAttributeReturningFrozenArray]
attribute Element? reflectedHTMLAttribute;
};
"""
)
parser.finish()
except WebIDL.WebIDLError:
threw = True
harness.ok(
threw,
"Should have thrown because [ReflectedHTMLAttributeReturningFrozenArray] "
"should only be used on attributes with a sequence<*Element> type.",
)
parser = parser.reset()
threw = False
try:
parseWithNode(
"""
interface ReflectedAttribute {
[Frozen, ReflectedHTMLAttributeReturningFrozenArray]
attribute sequence<long> reflectedHTMLAttribute;
};
"""
)
parser.finish()
except WebIDL.WebIDLError:
threw = True
harness.ok(
threw,
"Should have thrown because [ReflectedHTMLAttributeReturningFrozenArray] "
"should only be used on attributes with a sequence<*Element> type.",
)
parser = parser.reset()
threw = False
try:
parseWithNode(
"""
interface ReflectedAttribute {
[Frozen, ReflectedHTMLAttributeReturningFrozenArray]
attribute sequence<Document> reflectedHTMLAttribute;
};
"""
)
parser.finish()
except WebIDL.WebIDLError:
threw = True
harness.ok(
threw,
"Should have thrown because [ReflectedHTMLAttributeReturningFrozenArray] "
"should only be used on attributes with a sequence<*Element> type.",
)
parser = parser.reset()
threw = False
try:
parseWithNode(
"""
interface ReflectedAttribute {
[ReflectedHTMLAttributeReturningFrozenArray]
sequence<Element>? reflectedHTMLAttribute();
};
"""
)
parser.finish()
except WebIDL.WebIDLError:
threw = True
harness.ok(
threw,
"Should have thrown because [ReflectedHTMLAttributeReturningFrozenArray] "
"should only be used on attributes with a sequence<*Element> type.",
)
parser = parser.reset()
threw = False
try:
parseWithNode(
"""
interface ReflectedAttribute {
[Frozen, ReflectedHTMLAttributeReturningFrozenArray, Cached, Pure]
attribute sequence<Element>? reflectedHTMLAttribute;
};
"""
)
parser.finish()
except WebIDL.WebIDLError:
threw = True
harness.ok(
threw,
"Should have thrown because [ReflectedHTMLAttributeReturningFrozenArray] "
"should not be used together with [Cached].",
)
parser = parser.reset()
threw = False
try:
parseWithNode(
"""
interface ReflectedAttribute {
[Frozen, ReflectedHTMLAttributeReturningFrozenArray, StoreInSlot, Pure]
attribute sequence<Element>? reflectedHTMLAttribute;
};
"""
)
parser.finish()
except WebIDL.WebIDLError:
threw = True
harness.ok(
threw,
"Should have thrown because [ReflectedHTMLAttributeReturningFrozenArray] "
"should not be used together with [Cached].",
)
parser = parser.reset()
threw = False
try:
parseWithNode(
"""
interface ReflectedAttributeBase {
[Frozen, ReflectedHTMLAttributeReturningFrozenArray]
attribute sequence<Element>? reflectedHTMLAttributeBase;
};
interface ReflectedAttribute : ReflectedAttributeBase {
[Frozen, ReflectedHTMLAttributeReturningFrozenArray]
attribute sequence<Element>? reflectedHTMLAttribute;
};
"""
)
parser.finish()
except WebIDL.WebIDLError:
threw = True
harness.ok(
threw,
"Should have thrown because [ReflectedHTMLAttributeReturningFrozenArray] "
"should not be used on the attribute of an interface that inherits from "
"an interface that also has an attribute with "
"[ReflectedHTMLAttributeReturningFrozenArray].",
)