def test_explicit_reference_decoration_fails_when_unknown_resource_is_referenced():
with assert_raises(MissingSymbol):
SyntaxTreeBuilder.build("""namespace foo{
struct A {
refB : u64 : 64;
}
archive R {
@explicit_reference( A.refB, resourceB )
resourceA : vector< A >;
}
}
""")
def test_implicit_references_fail_on_unknown_resource():
with assert_raises(MissingSymbol):
SyntaxTreeBuilder.build("""namespace foo{
struct A {
refB : u64 : 64;
}
@bound_implicitly( B: resourceA, resourceC )
archive R {
resourceA : vector< A >;
resourceB : vector< A >;
}
}
""")
def __init__(self, schema):
"""
Instantiates generator engine for a given schema.
:raises FlatdataSyntaxError
"""
self.schema = schema
self.tree = SyntaxTreeBuilder.build(schema)
def test_multi_vector_references_builtin_type():
tree = SyntaxTreeBuilder.build("""namespace n{
struct T { t : u64 : 17; }
archive A {
r : multivector< 33, T >;
}
}
""")
assert_equal({
".n", ".n.T", ".n.T.t", ".n.A", ".n.A.r", ".n.A.r.@@n@T",
".n.A.r.@@_builtin@multivector@IndexType33",
"._builtin", "._builtin.multivector",
"._builtin.multivector.IndexType33", "._builtin.multivector.IndexType33.value"
}, tree.symbols())
def test_all_flatdata_features_look_as_expected_in_fully_built_tree():
tree = SyntaxTreeBuilder.build(TREE_WITH_ALL_FEATURES)
assert_equal.__self__.maxDiff = None
assert_equal(
{
'._builtin': Namespace,
'._builtin.multivector': Namespace,
'._builtin.multivector.IndexType14': Structure,
'._builtin.multivector.IndexType14.value': Field,
'.ns': Namespace,
'.ns.A0': Archive,
'.ns.A0.@@ns@C': ConstantReference,
'.ns.A0.b': BoundResource,
'.ns.A0.b.@@ns@A0@v0': ResourceReference,
'.ns.A0.b.@@ns@A0@v1': ResourceReference,
'.ns.A0.v0': Vector,
'.ns.A0.v0.@@ns@S1': StructureReference,
'.ns.A0.v1': Multivector,
'.ns.A0.v1.@@_builtin@multivector@IndexType14':
BuiltinStructureReference,
'.ns.A0.v1.@@ns@S1': StructureReference,
'.ns.A1': Archive,
'.ns.A1.@@ns@C': ConstantReference,
'.ns.A1.a': res.Archive,
'.ns.A1.a.@@ns@A0': ArchiveReference,
'.ns.A1.i': Instance,
'.ns.A1.i.@@ns@S0': StructureReference,
'.ns.A1.mv': Multivector,
'.ns.A1.mv.@@_builtin@multivector@IndexType14':
BuiltinStructureReference,
'.ns.A1.mv.@@ns@S0': StructureReference,
'.ns.A1.mv.er_S0_f0_v0': ExplicitReference,
'.ns.A1.mv.er_S0_f0_v0.@@ns@A1@v0': ResourceReference,
'.ns.A1.mv.er_S0_f0_v0.@@ns@S0': StructureReference,
'.ns.A1.mv.er_S0_f0_v0.@@ns@S0@f0': FieldReference,
'.ns.A1.mv.er_S0_f1_A1_v0': ExplicitReference,
'.ns.A1.mv.er_S0_f1_A1_v0.@@ns@A1@v0': ResourceReference,
'.ns.A1.mv.er_S0_f1_A1_v0.@@ns@S0': StructureReference,
'.ns.A1.mv.er_S0_f1_A1_v0.@@ns@S0@f1': FieldReference,
'.ns.A1.rd': RawData,
'.ns.A1.v0': Vector,
'.ns.A1.v0.@@ns@S1': StructureReference,
'.ns.C': Constant,
'.ns.S0': Structure,
'.ns.S0.f0': Field,
'.ns.S0.f1': Field,
'.ns.S1': Structure,
'.ns.S1.f0': Field
}, tree.symbols(include_types=True))
def test_duplicate_multivector_builtin_types_are_not_produced():
tree = SyntaxTreeBuilder.build("""namespace n{
struct T { t : u64 : 17; }
archive A {
r : multivector< 33, T >;
r2 : multivector< 33, T >;
}
}
""")
assert_equal({
".n", ".n.T", ".n.T.t", ".n.A",
".n.A.r", ".n.A.r.@@n@T", ".n.A.r.@@_builtin@multivector@IndexType33",
".n.A.r2", ".n.A.r2.@@n@T", ".n.A.r2.@@_builtin@multivector@IndexType33",
"._builtin", "._builtin.multivector",
"._builtin.multivector.IndexType33", "._builtin.multivector.IndexType33.value"
}, tree.symbols())
def test_archive_schemas_include_constants():
root = SyntaxTreeBuilder.build("""namespace foo{
const u8 C = 42;
struct T { f : u8 : 7; }
archive A {
resourceA : T;
}
}
""")
resolve_references(root)
expected = """namespace foo { struct T { f : u8 : 7; } }
namespace foo { const u8 C = 42; }
namespace foo { archive A {
resourceA : T;
} }"""
actual = SyntaxTree.schema(root.find(".foo.A"))
assert_equal(actual, expected)
def test_constants_are_referred_from_every_archive():
tree = SyntaxTreeBuilder.build("""
namespace m {
const u8 C = 17;
}
namespace n.m {
const u8 C = 13;
}
namespace n{
const u8 C = 42;
struct T { f : u8 : 7; }
archive A {
resourceA : T;
}
}""")
tree.find(".n.A.@@n@C")
tree.find(".n.A.@@m@C")
tree.find(".n.A.@@n@m@C")
def __test(schema, resource_type, properties):
tree = SyntaxTreeBuilder.build("""namespace n{
struct T {
f0 : u8 : 1;
}
archive A {
r : %s;
}
}
""" % schema)
a = tree.find(".n.A")
assert_is_instance(a, Archive)
r = a.find("A.r")
assert_is_instance(r, resource_type)
for k, values in properties.items():
assert_true(hasattr(r, k))
assert_equal([tree.find(v) for v in values], getattr(r, k))
def test_tree_with_all_features_schema_results_in_the_same_tree():
expected_tree = SyntaxTreeBuilder.build(TREE_WITH_ALL_FEATURES)
schema = expected_tree.schema(expected_tree.find('.ns.A1'))
actual_tree = SyntaxTreeBuilder.build(schema)
assert_equal(expected_tree.symbols(include_types=True), actual_tree.symbols(include_types=True))
def __test(resource_type):
with assert_raises(MissingSymbol):
SyntaxTreeBuilder.build(
"""namespace foo{ archive A { resourceA : %s; } }""" % resource_type)
def generate_and_compare(definition, generator, expectation):
tree = SyntaxTreeBuilder.build(definition=definition)
contents = generator().render(tree)
assert_equal.__self__.maxDiff = None
assert_equal(expectation, contents)