def returns_false_for_non_scalar():
assert is_scalar_type(EnumType) is False
with raises(TypeError):
assert_scalar_type(EnumType)
assert is_scalar_type(Directive) is False
with raises(TypeError):
assert_scalar_type(Directive)
def returns_false_for_random_garbage():
assert is_scalar_type(None) is False
with raises(TypeError):
assert_scalar_type(None)
assert is_scalar_type({"what": "is this"}) is False
with raises(TypeError):
assert_scalar_type({"what": "is this"})
def correctly_extend_scalar_type():
scalar_sdl = dedent(
"""
scalar SomeScalar
extend scalar SomeScalar @foo
extend scalar SomeScalar @bar
"""
)
schema = build_schema(
scalar_sdl
+ dedent(
"""
directive @foo on SCALAR
directive @bar on SCALAR
"""
)
)
some_scalar = assert_scalar_type(schema.get_type("SomeScalar"))
assert print_type(some_scalar) + "\n" == dedent(
"""
scalar SomeScalar
"""
)
assert print_all_ast_nodes(some_scalar) == scalar_sdl
def correctly_extend_scalar_type():
schema = build_schema(
"""
scalar SomeScalar
extend scalar SomeScalar @foo
extend scalar SomeScalar @bar
directive @foo on SCALAR
directive @bar on SCALAR
"""
)
some_scalar = assert_scalar_type(schema.get_type("SomeScalar"))
assert print_type(some_scalar) == dedent(
"""
scalar SomeScalar
"""
)
expect_ast_node(some_scalar, "scalar SomeScalar")
expect_extension_ast_nodes(
some_scalar,
dedent(
"""
extend scalar SomeScalar @foo
extend scalar SomeScalar @bar
"""
),
)
def extends_scalars_by_adding_specified_by_directive():
schema = build_schema(
"""
type Query {
foo: Foo
}
scalar Foo
directive @foo on SCALAR
"""
)
extension_sdl = dedent(
"""
extend scalar Foo @foo
extend scalar Foo @specifiedBy(url: "https://example.com/foo_spec")
"""
)
extended_schema = extend_schema(schema, parse(extension_sdl))
foo = assert_scalar_type(extended_schema.get_type("Foo"))
assert foo.specified_by_url == "https://example.com/foo_spec"
assert validate_schema(extended_schema) == []
assert print_extension_nodes(foo) == extension_sdl
def extends_scalars_by_adding_new_directives():
schema = build_schema(
"""
type Query {
someScalar(arg: SomeScalar): SomeScalar
}
directive @foo(arg: SomeScalar) on SCALAR
input FooInput {
foo: SomeScalar
}
scalar SomeScalar
"""
)
extension_sdl = dedent(
"""
extend scalar SomeScalar @foo
"""
)
extended_schema = extend_schema(schema, parse(extension_sdl))
assert validate_schema(extended_schema) == []
some_scalar = assert_scalar_type(extended_schema.get_type("SomeScalar"))
assert print_extension_nodes(some_scalar) == extension_sdl
def extends_scalars_by_adding_new_directives():
extended_schema = extend_test_schema("""
extend scalar SomeScalar @foo
""")
some_scalar = assert_scalar_type(
extended_schema.get_type("SomeScalar"))
assert some_scalar.extension_ast_nodes
assert list(map(print_ast, some_scalar.extension_ast_nodes)) == [
"extend scalar SomeScalar @foo"
]
def supports_specified_by_directives():
sdl = dedent("""
scalar Foo @specifiedBy(url: "https://example.com/foo_spec")
type Query {
foo: Foo @deprecated
}
""")
assert cycle_sdl(sdl) == sdl
schema = build_schema(sdl)
foo_scalar = assert_scalar_type(schema.get_type("Foo"))
assert foo_scalar.specified_by_url == "https://example.com/foo_spec"
def returns_false_for_non_object_type():
assert is_scalar_type(InterfaceType) is False
with raises(TypeError):
assert_scalar_type(InterfaceType)
def correctly_assigns_ast_nodes_to_new_and_extended_types():
extended_schema = extend_test_schema("""
extend type Query {
newField(testArg: TestInput): TestEnum
}
extend scalar SomeScalar @foo
extend enum SomeEnum {
NEW_VALUE
}
extend union SomeUnion = Bar
extend input SomeInput {
newField: String
}
extend interface SomeInterface {
newField: String
}
enum TestEnum {
TEST_VALUE
}
input TestInput {
testInputField: TestEnum
}
""")
ast = parse("""
extend type Query {
oneMoreNewField: TestUnion
}
extend scalar SomeScalar @test
extend enum SomeEnum {
ONE_MORE_NEW_VALUE
}
extend union SomeUnion = TestType
extend input SomeInput {
oneMoreNewField: String
}
extend interface SomeInterface {
oneMoreNewField: String
}
union TestUnion = TestType
interface TestInterface {
interfaceField: String
}
type TestType implements TestInterface {
interfaceField: String
}
directive @test(arg: Int) repeatable on FIELD | SCALAR
""")
extended_twice_schema = extend_schema(extended_schema, ast)
query = assert_object_type(extended_twice_schema.get_type("Query"))
some_enum = assert_enum_type(
extended_twice_schema.get_type("SomeEnum"))
some_union = assert_union_type(
extended_twice_schema.get_type("SomeUnion"))
some_scalar = assert_scalar_type(
extended_twice_schema.get_type("SomeScalar"))
some_input = assert_input_object_type(
extended_twice_schema.get_type("SomeInput"))
some_interface = assert_interface_type(
extended_twice_schema.get_type("SomeInterface"))
test_input = assert_input_object_type(
extended_twice_schema.get_type("TestInput"))
test_enum = assert_enum_type(
extended_twice_schema.get_type("TestEnum"))
test_union = assert_union_type(
extended_twice_schema.get_type("TestUnion"))
test_type = assert_object_type(
extended_twice_schema.get_type("TestType"))
test_interface = assert_interface_type(
extended_twice_schema.get_type("TestInterface"))
test_directive = assert_directive(
extended_twice_schema.get_directive("test"))
assert test_type.extension_ast_nodes is None
assert test_enum.extension_ast_nodes is None
assert test_union.extension_ast_nodes is None
assert test_input.extension_ast_nodes is None
assert test_interface.extension_ast_nodes is None
assert query.extension_ast_nodes
assert len(query.extension_ast_nodes) == 2
assert some_scalar.extension_ast_nodes
assert len(some_scalar.extension_ast_nodes) == 2
assert some_enum.extension_ast_nodes
assert len(some_enum.extension_ast_nodes) == 2
assert some_union.extension_ast_nodes
assert len(some_union.extension_ast_nodes) == 2
assert some_input.extension_ast_nodes
assert len(some_input.extension_ast_nodes) == 2
assert some_interface.extension_ast_nodes
assert len(some_interface.extension_ast_nodes) == 2
definitions: List[Optional[TypeSystemDefinitionNode]] = [
test_input.ast_node,
test_enum.ast_node,
test_union.ast_node,
test_interface.ast_node,
test_type.ast_node,
test_directive.ast_node,
]
extensions: List[Optional[FrozenList[TypeSystemDefinitionNode]]] = [
query.extension_ast_nodes,
some_scalar.extension_ast_nodes,
some_enum.extension_ast_nodes,
some_union.extension_ast_nodes,
some_input.extension_ast_nodes,
some_interface.extension_ast_nodes,
]
for extension_ast_nodes in extensions:
if extension_ast_nodes:
definitions.extend(extension_ast_nodes)
restored_extension_ast = DocumentNode(definitions=definitions)
assert print_schema(extend_schema(
test_schema,
restored_extension_ast)) == print_schema(extended_twice_schema)
new_field = query.fields["newField"]
assert print_ast_node(
new_field) == "newField(testArg: TestInput): TestEnum"
assert print_ast_node(
new_field.args["testArg"]) == "testArg: TestInput"
assert (print_ast_node(
query.fields["oneMoreNewField"]) == "oneMoreNewField: TestUnion")
new_value = some_enum.values["NEW_VALUE"]
assert some_enum
assert print_ast_node(new_value) == "NEW_VALUE"
one_more_new_value = some_enum.values["ONE_MORE_NEW_VALUE"]
assert one_more_new_value
assert print_ast_node(one_more_new_value) == "ONE_MORE_NEW_VALUE"
assert print_ast_node(
some_input.fields["newField"]) == "newField: String"
assert (print_ast_node(
some_input.fields["oneMoreNewField"]) == "oneMoreNewField: String")
assert print_ast_node(
some_interface.fields["newField"]) == "newField: String"
assert (print_ast_node(some_interface.fields["oneMoreNewField"]) ==
"oneMoreNewField: String")
assert (print_ast_node(
test_input.fields["testInputField"]) == "testInputField: TestEnum")
test_value = test_enum.values["TEST_VALUE"]
assert test_value
assert print_ast_node(test_value) == "TEST_VALUE"
assert (print_ast_node(test_interface.fields["interfaceField"]) ==
"interfaceField: String")
assert (print_ast_node(
test_type.fields["interfaceField"]) == "interfaceField: String")
assert print_ast_node(test_directive.args["arg"]) == "arg: Int"
def correctly_assign_ast_nodes():
sdl = dedent("""
schema {
query: Query
}
type Query {
testField(testArg: TestInput): TestUnion
}
input TestInput {
testInputField: TestEnum
}
enum TestEnum {
TEST_VALUE
}
union TestUnion = TestType
interface TestInterface {
interfaceField: String
}
type TestType implements TestInterface {
interfaceField: String
}
scalar TestScalar
directive @test(arg: TestScalar) on FIELD
""")
schema = build_schema(sdl)
query = assert_object_type(schema.get_type("Query"))
test_input = assert_input_object_type(schema.get_type("TestInput"))
test_enum = assert_enum_type(schema.get_type("TestEnum"))
test_union = assert_union_type(schema.get_type("TestUnion"))
test_interface = assert_interface_type(
schema.get_type("TestInterface"))
test_type = assert_object_type(schema.get_type("TestType"))
test_scalar = assert_scalar_type(schema.get_type("TestScalar"))
test_directive = assert_directive(schema.get_directive("test"))
restored_schema_ast = DocumentNode(definitions=[
schema.ast_node,
query.ast_node,
test_input.ast_node,
test_enum.ast_node,
test_union.ast_node,
test_interface.ast_node,
test_type.ast_node,
test_scalar.ast_node,
test_directive.ast_node,
])
assert print_ast(restored_schema_ast) == sdl
test_field = query.fields["testField"]
assert print_ast(test_field.ast_node) == (
"testField(testArg: TestInput): TestUnion")
assert print_ast(
test_field.args["testArg"].ast_node) == "testArg: TestInput"
assert print_ast(test_input.fields["testInputField"].ast_node) == (
"testInputField: TestEnum")
test_enum_value = test_enum.values["TEST_VALUE"]
assert test_enum_value
assert print_ast(test_enum_value.ast_node) == "TEST_VALUE"
assert print_ast(test_interface.fields["interfaceField"].ast_node) == (
"interfaceField: String")
assert print_ast(
test_directive.args["arg"].ast_node) == "arg: TestScalar"
def returns_false_for_scalar_class_rather_than_instance():
assert is_scalar_type(GraphQLScalarType) is False
with raises(TypeError):
assert_scalar_type(GraphQLScalarType)
def correctly_assigns_ast_nodes_to_new_and_extended_types():
schema = build_schema("""
type Query
scalar SomeScalar
enum SomeEnum
union SomeUnion
input SomeInput
type SomeObject
interface SomeInterface
directive @foo on SCALAR
""")
first_extension_ast = parse("""
extend type Query {
newField(testArg: TestInput): TestEnum
}
extend scalar SomeScalar @foo
extend enum SomeEnum {
NEW_VALUE
}
extend union SomeUnion = SomeObject
extend input SomeInput {
newField: String
}
extend interface SomeInterface {
newField: String
}
enum TestEnum {
TEST_VALUE
}
input TestInput {
testInputField: TestEnum
}
""")
extended_schema = extend_schema(schema, first_extension_ast)
second_extension_ast = parse("""
extend type Query {
oneMoreNewField: TestUnion
}
extend scalar SomeScalar @test
extend enum SomeEnum {
ONE_MORE_NEW_VALUE
}
extend union SomeUnion = TestType
extend input SomeInput {
oneMoreNewField: String
}
extend interface SomeInterface {
oneMoreNewField: String
}
union TestUnion = TestType
interface TestInterface {
interfaceField: String
}
type TestType implements TestInterface {
interfaceField: String
}
directive @test(arg: Int) repeatable on FIELD | SCALAR
""")
extended_twice_schema = extend_schema(extended_schema,
second_extension_ast)
extend_in_one_go_schema = extend_schema(
schema, concat_ast([first_extension_ast, second_extension_ast]))
assert print_schema(extend_in_one_go_schema) == print_schema(
extended_twice_schema)
query = assert_object_type(extended_twice_schema.get_type("Query"))
some_enum = assert_enum_type(
extended_twice_schema.get_type("SomeEnum"))
some_union = assert_union_type(
extended_twice_schema.get_type("SomeUnion"))
some_scalar = assert_scalar_type(
extended_twice_schema.get_type("SomeScalar"))
some_input = assert_input_object_type(
extended_twice_schema.get_type("SomeInput"))
some_interface = assert_interface_type(
extended_twice_schema.get_type("SomeInterface"))
test_input = assert_input_object_type(
extended_twice_schema.get_type("TestInput"))
test_enum = assert_enum_type(
extended_twice_schema.get_type("TestEnum"))
test_union = assert_union_type(
extended_twice_schema.get_type("TestUnion"))
test_type = assert_object_type(
extended_twice_schema.get_type("TestType"))
test_interface = assert_interface_type(
extended_twice_schema.get_type("TestInterface"))
test_directive = assert_directive(
extended_twice_schema.get_directive("test"))
assert test_type.extension_ast_nodes is None
assert test_enum.extension_ast_nodes is None
assert test_union.extension_ast_nodes is None
assert test_input.extension_ast_nodes is None
assert test_interface.extension_ast_nodes is None
assert query.extension_ast_nodes
assert len(query.extension_ast_nodes) == 2
assert some_scalar.extension_ast_nodes
assert len(some_scalar.extension_ast_nodes) == 2
assert some_enum.extension_ast_nodes
assert len(some_enum.extension_ast_nodes) == 2
assert some_union.extension_ast_nodes
assert len(some_union.extension_ast_nodes) == 2
assert some_input.extension_ast_nodes
assert len(some_input.extension_ast_nodes) == 2
assert some_interface.extension_ast_nodes
assert len(some_interface.extension_ast_nodes) == 2
assert {
test_input.ast_node,
test_enum.ast_node,
test_union.ast_node,
test_interface.ast_node,
test_type.ast_node,
test_directive.ast_node,
*query.extension_ast_nodes,
*some_scalar.extension_ast_nodes,
*some_enum.extension_ast_nodes,
*some_union.extension_ast_nodes,
*some_input.extension_ast_nodes,
*some_interface.extension_ast_nodes,
} == {
*first_extension_ast.definitions, *second_extension_ast.definitions
}
new_field = query.fields["newField"]
assert print_ast_node(
new_field) == "newField(testArg: TestInput): TestEnum"
assert print_ast_node(
new_field.args["testArg"]) == "testArg: TestInput"
assert (print_ast_node(
query.fields["oneMoreNewField"]) == "oneMoreNewField: TestUnion")
new_value = some_enum.values["NEW_VALUE"]
assert print_ast_node(new_value) == "NEW_VALUE"
one_more_new_value = some_enum.values["ONE_MORE_NEW_VALUE"]
assert print_ast_node(one_more_new_value) == "ONE_MORE_NEW_VALUE"
assert print_ast_node(
some_input.fields["newField"]) == "newField: String"
assert (print_ast_node(
some_input.fields["oneMoreNewField"]) == "oneMoreNewField: String")
assert print_ast_node(
some_interface.fields["newField"]) == "newField: String"
assert (print_ast_node(some_interface.fields["oneMoreNewField"]) ==
"oneMoreNewField: String")
assert (print_ast_node(
test_input.fields["testInputField"]) == "testInputField: TestEnum")
test_value = test_enum.values["TEST_VALUE"]
assert print_ast_node(test_value) == "TEST_VALUE"
assert (print_ast_node(test_interface.fields["interfaceField"]) ==
"interfaceField: String")
assert (print_ast_node(
test_type.fields["interfaceField"]) == "interfaceField: String")
assert print_ast_node(test_directive.args["arg"]) == "arg: Int"
def returns_true_for_spec_defined_scalar():
assert is_scalar_type(GraphQLString) is True
assert_scalar_type(GraphQLString)
def returns_false_for_wrapped_scalar():
assert is_scalar_type(GraphQLList(ScalarType)) is False
with raises(TypeError):
assert_scalar_type(GraphQLList(ScalarType))
def returns_true_for_custom_scalar():
assert is_scalar_type(ScalarType) is True
assert_scalar_type(ScalarType)
def correctly_assign_ast_nodes():
sdl = dedent(
"""
schema {
query: Query
}
type Query {
testField(testArg: TestInput): TestUnion
}
input TestInput {
testInputField: TestEnum
}
enum TestEnum {
TEST_VALUE
}
union TestUnion = TestType
interface TestInterface {
interfaceField: String
}
type TestType implements TestInterface {
interfaceField: String
}
scalar TestScalar
directive @test(arg: TestScalar) on FIELD
"""
)
ast = parse(sdl, no_location=True)
schema = build_ast_schema(ast)
query = assert_object_type(schema.get_type("Query"))
test_input = assert_input_object_type(schema.get_type("TestInput"))
test_enum = assert_enum_type(schema.get_type("TestEnum"))
test_union = assert_union_type(schema.get_type("TestUnion"))
test_interface = assert_interface_type(schema.get_type("TestInterface"))
test_type = assert_object_type(schema.get_type("TestType"))
test_scalar = assert_scalar_type(schema.get_type("TestScalar"))
test_directive = assert_directive(schema.get_directive("test"))
assert (
schema.ast_node,
query.ast_node,
test_input.ast_node,
test_enum.ast_node,
test_union.ast_node,
test_interface.ast_node,
test_type.ast_node,
test_scalar.ast_node,
test_directive.ast_node,
) == ast.definitions
test_field = query.fields["testField"]
expect_ast_node(test_field, "testField(testArg: TestInput): TestUnion")
expect_ast_node(test_field.args["testArg"], "testArg: TestInput")
expect_ast_node(test_input.fields["testInputField"], "testInputField: TestEnum")
test_enum_value = test_enum.values["TEST_VALUE"]
expect_ast_node(test_enum_value, "TEST_VALUE")
expect_ast_node(
test_interface.fields["interfaceField"], "interfaceField: String"
)
expect_ast_node(test_directive.args["arg"], "arg: TestScalar")
