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# -*- coding: UTF-8 -*-
import WebIDL
def WebIDLTest(parser, harness):
parser.parse(
"""
interface TestByteString {
attribute ByteString bs;
attribute DOMString ds;
};
"""
)
results = parser.finish()
harness.ok(True, "TestByteString interface parsed without error.")
harness.check(len(results), 1, "Should be one production")
harness.ok(isinstance(results[0], WebIDL.IDLInterface), "Should be an IDLInterface")
iface = results[0]
harness.check(
iface.identifier.QName(), "::TestByteString", "Interface has the right QName"
)
harness.check(
iface.identifier.name, "TestByteString", "Interface has the right name"
)
harness.check(iface.parent, None, "Interface has no parent")
members = iface.members
harness.check(len(members), 2, "Should be two productions")
attr = members[0]
harness.ok(isinstance(attr, WebIDL.IDLAttribute), "Should be an IDLAttribute")
harness.check(
attr.identifier.QName(), "::TestByteString::bs", "Attr has correct QName"
)
harness.check(attr.identifier.name, "bs", "Attr has correct name")
harness.check(str(attr.type), "ByteString", "Attr type is the correct name")
harness.ok(attr.type.isByteString(), "Should be ByteString type")
harness.ok(attr.type.isString(), "Should be String collective type")
harness.ok(not attr.type.isDOMString(), "Should be not be DOMString type")
# now check we haven't broken DOMStrings in the process.
attr = members[1]
harness.ok(isinstance(attr, WebIDL.IDLAttribute), "Should be an IDLAttribute")
harness.check(
attr.identifier.QName(), "::TestByteString::ds", "Attr has correct QName"
)
harness.check(attr.identifier.name, "ds", "Attr has correct name")
harness.check(str(attr.type), "String", "Attr type is the correct name")
harness.ok(attr.type.isDOMString(), "Should be DOMString type")
harness.ok(attr.type.isString(), "Should be String collective type")
harness.ok(not attr.type.isByteString(), "Should be not be ByteString type")
# Cannot represent constant ByteString in IDL.
threw = False
try:
parser.parse(
"""
interface ConstByteString {
const ByteString foo = "hello"
};
"""
)
except WebIDL.WebIDLError:
threw = True
harness.ok(
threw, "Should have thrown a WebIDL error for ByteString default in interface"
)
# Can have optional ByteStrings with default values
try:
parser.parse(
"""
interface OptionalByteString {
void passByteString(optional ByteString arg = "hello");
};
"""
)
results2 = parser.finish()
except WebIDL.WebIDLError as e:
harness.ok(
False,
"Should not have thrown a WebIDL error for ByteString "
"default in dictionary. " + str(e),
)
# Can have a default ByteString value in a dictionary
try:
parser.parse(
"""
dictionary OptionalByteStringDict {
ByteString item = "some string";
};
"""
)
results3 = parser.finish()
except WebIDL.WebIDLError as e:
harness.ok(
False,
"Should not have thrown a WebIDL error for ByteString "
"default in dictionary. " + str(e),
)
# Don't allow control characters in ByteString literals
threw = False
try:
parser.parse(
"""
dictionary OptionalByteStringDict2 {
ByteString item = "\x03";
};
"""
)
results4 = parser.finish()
except WebIDL.WebIDLError as e:
threw = True
harness.ok(
threw,
"Should have thrown a WebIDL error for invalid ByteString "
"default in dictionary",
)