gecko-dev/dom/bindings/parser/tests/test_enum.py

94 lines
3.0 KiB
Python

import WebIDL
def WebIDLTest(parser, harness):
parser.parse("""
enum TestEnum {
"",
"foo",
"bar"
};
interface TestEnumInterface {
TestEnum doFoo(boolean arg);
readonly attribute TestEnum foo;
};
""")
results = parser.finish()
harness.ok(True, "TestEnumInterfaces interface parsed without error.")
harness.check(len(results), 2, "Should be one production")
harness.ok(isinstance(results[0], WebIDL.IDLEnum),
"Should be an IDLEnum")
harness.ok(isinstance(results[1], WebIDL.IDLInterface),
"Should be an IDLInterface")
enum = results[0]
harness.check(enum.identifier.QName(), "::TestEnum", "Enum has the right QName")
harness.check(enum.identifier.name, "TestEnum", "Enum has the right name")
harness.check(enum.values(), ["", "foo", "bar"], "Enum has the right values")
iface = results[1]
harness.check(iface.identifier.QName(), "::TestEnumInterface", "Interface has the right QName")
harness.check(iface.identifier.name, "TestEnumInterface", "Interface has the right name")
harness.check(iface.parent, None, "Interface has no parent")
members = iface.members
harness.check(len(members), 2, "Should be one production")
harness.ok(isinstance(members[0], WebIDL.IDLMethod),
"Should be an IDLMethod")
method = members[0]
harness.check(method.identifier.QName(), "::TestEnumInterface::doFoo",
"Method has correct QName")
harness.check(method.identifier.name, "doFoo", "Method has correct name")
signatures = method.signatures()
harness.check(len(signatures), 1, "Expect one signature")
(returnType, arguments) = signatures[0]
harness.check(str(returnType), "TestEnum (Wrapper)", "Method type is the correct name")
harness.check(len(arguments), 1, "Method has the right number of arguments")
arg = arguments[0]
harness.ok(isinstance(arg, WebIDL.IDLArgument), "Should be an IDLArgument")
harness.check(str(arg.type), "Boolean", "Argument has the right type")
attr = members[1]
harness.check(attr.identifier.QName(), "::TestEnumInterface::foo",
"Attr has correct QName")
harness.check(attr.identifier.name, "foo", "Attr has correct name")
harness.check(str(attr.type), "TestEnum (Wrapper)", "Attr type is the correct name")
# Now reset our parser
parser = parser.reset()
threw = False
try:
parser.parse("""
enum Enum {
"a",
"b",
"c"
};
interface TestInterface {
void foo(optional Enum e = "d");
};
""")
results = parser.finish()
except:
threw = True
harness.ok(threw, "Should not allow a bogus default value for an enum")
# Now reset our parser
parser = parser.reset()
parser.parse("""
enum Enum {
"a",
"b",
"c",
};
""")
results = parser.finish()
harness.check(len(results), 1, "Should allow trailing comma in enum")