def testImportFromDataNoExtraneousImports(self):
"""Tests that arrays, maps and interface requests are not imported."""
module = mojom.Module('test_module', 'test_namespace')
imported_module = mojom.Module('import_module', 'import_namespace')
#TODO(azani): Init values in module.py.
imported_module.values = {}
imported_data = {'module': imported_module}
array = mojom.Array(mojom.INT16, length=20)
imported_module.kinds[array.spec] = array
map_kind = mojom.Map(mojom.INT16, mojom.INT16)
imported_module.kinds[map_kind.spec] = map_kind
interface = mojom.Interface('TestInterface', module=module)
imported_module.kinds[interface.spec] = interface
interface_req = mojom.InterfaceRequest(interface)
imported_module.kinds[interface_req.spec] = interface_req
data.ImportFromData(module, imported_data)
self.assertNotIn(array.spec, module.kinds)
self.assertNotIn(map_kind.spec, module.kinds)
self.assertNotIn(interface_req.spec, module.kinds)
def _Kind(kinds, spec, scope):
"""Convert a type name into a mojom.Kind object.
As a side-effect this function adds the result to 'kinds'.
Args:
kinds: {Dict[str, mojom.Kind]} All known kinds up to this point, indexed by
their names.
spec: {str} A name uniquely identifying a type.
scope: {Tuple[str, str]} A tuple that looks like (namespace,
struct/interface), referring to the location where the type is
referenced.
Returns:
{mojom.Kind} The type corresponding to 'spec'.
"""
kind = _LookupKind(kinds, spec, scope)
if kind:
return kind
if spec.startswith('?'):
kind = _Kind(kinds, spec[1:], scope).MakeNullableKind()
elif spec.startswith('a:'):
kind = mojom.Array(_Kind(kinds, spec[2:], scope))
elif spec.startswith('asso:'):
inner_kind = _Kind(kinds, spec[5:], scope)
if isinstance(inner_kind, mojom.InterfaceRequest):
kind = mojom.AssociatedInterfaceRequest(inner_kind)
else:
kind = mojom.AssociatedInterface(inner_kind)
elif spec.startswith('a'):
colon = spec.find(':')
length = int(spec[1:colon])
kind = mojom.Array(_Kind(kinds, spec[colon + 1:], scope), length)
elif spec.startswith('r:'):
kind = mojom.InterfaceRequest(_Kind(kinds, spec[2:], scope))
elif spec.startswith('rmt:'):
kind = mojom.PendingRemote(_Kind(kinds, spec[4:], scope))
elif spec.startswith('rcv:'):
kind = mojom.PendingReceiver(_Kind(kinds, spec[4:], scope))
elif spec.startswith('m['):
# Isolate the two types from their brackets.
# It is not allowed to use map as key, so there shouldn't be nested ']'s
# inside the key type spec.
key_end = spec.find(']')
assert key_end != -1 and key_end < len(spec) - 1
assert spec[key_end + 1] == '[' and spec[-1] == ']'
first_kind = spec[2:key_end]
second_kind = spec[key_end + 2:-1]
kind = mojom.Map(_Kind(kinds, first_kind, scope),
_Kind(kinds, second_kind, scope))
else:
kind = mojom.Kind(spec)
kinds[spec] = kind
return kind
