use std::marker::PhantomData;
use ast::InputValue;
use schema::model::RootNode;
use types::scalars::EmptyMutation;
use value::{Value, Object, DefaultScalarValue};
struct Concrete;
struct CustomName;
#[allow(dead_code)]
struct WithLifetime<'a> {
data: PhantomData<&'a i32>,
}
#[allow(dead_code)]
struct WithGenerics<T> {
data: T,
}
struct DescriptionFirst;
struct FieldsFirst;
struct InterfacesFirst;
struct CommasWithTrailing;
struct CommasOnMeta;
struct ResolversWithTrailingComma;
struct Root;
graphql_object!(Concrete: () |&self| {
field simple() -> i32 { 0 }
});
graphql_interface!(CustomName: () as "ACustomNamedInterface" |&self| {
field simple() -> i32 { 0 }
instance_resolvers: |_| { Concrete => Some(Concrete) }
});
graphql_interface!(<'a> WithLifetime<'a>: () as "WithLifetime" |&self| {
field simple() -> i32 { 0 }
instance_resolvers: |_| { Concrete => Some(Concrete) }
});
graphql_interface!(<T> WithGenerics<T>: () as "WithGenerics" |&self| {
field simple() -> i32 { 0 }
instance_resolvers: |_| { Concrete => Some(Concrete) }
});
graphql_interface!(DescriptionFirst: () |&self| {
description: "A description"
field simple() -> i32 { 0 }
instance_resolvers: |_| { Concrete => Some(Concrete) }
});
graphql_interface!(FieldsFirst: () |&self| {
field simple() -> i32 { 0 }
description: "A description"
instance_resolvers: |_| { Concrete => Some(Concrete) }
});
graphql_interface!(InterfacesFirst: () |&self| {
instance_resolvers: |_| { Concrete => Some(Concrete) }
field simple() -> i32 { 0 }
description: "A description"
});
graphql_interface!(CommasWithTrailing: () |&self| {
instance_resolvers: |_| { Concrete => Some(Concrete) },
field simple() -> i32 { 0 },
description: "A description",
});
graphql_interface!(CommasOnMeta: () |&self| {
instance_resolvers: |_| { Concrete => Some(Concrete) }
description: "A description",
field simple() -> i32 { 0 }
});
graphql_interface!(ResolversWithTrailingComma: () |&self| {
instance_resolvers: |_| { Concrete => Some(Concrete), }
description: "A description",
field simple() -> i32 { 0 }
});
graphql_object!(<'a> Root: () as "Root" |&self| {
field custom_name() -> CustomName { CustomName {} }
field with_lifetime() -> WithLifetime<'a> { WithLifetime { data: PhantomData } }
field with_generics() -> WithGenerics<i32> { WithGenerics { data: 123 } }
field description_first() -> DescriptionFirst { DescriptionFirst {} }
field fields_first() -> FieldsFirst { FieldsFirst {} }
field interfaces_first() -> InterfacesFirst { InterfacesFirst {} }
field commas_with_trailing() -> CommasWithTrailing { CommasWithTrailing {} }
field commas_on_meta() -> CommasOnMeta { CommasOnMeta {} }
field resolvers_with_trailing_comma() -> ResolversWithTrailingComma {
ResolversWithTrailingComma {}
}
});
fn run_type_info_query<F>(type_name: &str, f: F)
where
F: Fn(&Object<DefaultScalarValue>, &Vec<Value<DefaultScalarValue>>) -> (),
{
let doc = r#"
query ($typeName: String!) {
__type(name: $typeName) {
name
description
fields(includeDeprecated: true) {
name
}
}
}
"#;
let schema = RootNode::new(Root {}, EmptyMutation::<()>::new());
let vars = vec![("typeName".to_owned(), InputValue::scalar(type_name))]
.into_iter()
.collect();
let (result, errs) = ::execute(doc, None, &schema, &vars, &()).expect("Execution failed");
assert_eq!(errs, []);
println!("Result: {:#?}", result);
let type_info = result
.as_object_value()
.expect("Result is not an object")
.get_field_value("__type")
.expect("__type field missing")
.as_object_value()
.expect("__type field not an object value");
let fields = type_info
.get_field_value("fields")
.expect("fields field missing")
.as_list_value()
.expect("fields field not a list value");
f(type_info, fields);
}
#[test]
fn introspect_custom_name() {
run_type_info_query("ACustomNamedInterface", |object, fields| {
assert_eq!(
object.get_field_value("name"),
Some(&Value::scalar("ACustomNamedInterface"))
);
assert_eq!(object.get_field_value("description"), Some(&Value::null()));
assert!(
fields.contains(&Value::object(
vec![("name", Value::scalar("simple"))]
.into_iter()
.collect(),
))
);
});
}
#[test]
fn introspect_with_lifetime() {
run_type_info_query("WithLifetime", |object, fields| {
assert_eq!(object.get_field_value("name"), Some(&Value::scalar("WithLifetime")));
assert_eq!(object.get_field_value("description"), Some(&Value::null()));
assert!(
fields.contains(&Value::object(
vec![("name", Value::scalar("simple"))]
.into_iter()
.collect(),
))
);
});
}
#[test]
fn introspect_with_generics() {
run_type_info_query("WithGenerics", |object, fields| {
assert_eq!(object.get_field_value("name"), Some(&Value::scalar("WithGenerics")));
assert_eq!(object.get_field_value("description"), Some(&Value::null()));
assert!(
fields.contains(&Value::object(
vec![("name", Value::scalar("simple"))]
.into_iter()
.collect(),
))
);
});
}
#[test]
fn introspect_description_first() {
run_type_info_query("DescriptionFirst", |object, fields| {
assert_eq!(object.get_field_value("name"), Some(&Value::scalar("DescriptionFirst")));
assert_eq!(
object.get_field_value("description"),
Some(&Value::scalar("A description"))
);
assert!(
fields.contains(&Value::object(
vec![("name", Value::scalar("simple"))]
.into_iter()
.collect(),
))
);
});
}
#[test]
fn introspect_fields_first() {
run_type_info_query("FieldsFirst", |object, fields| {
assert_eq!(object.get_field_value("name"), Some(&Value::scalar("FieldsFirst")));
assert_eq!(
object.get_field_value("description"),
Some(&Value::scalar("A description"))
);
assert!(
fields.contains(&Value::object(
vec![("name", Value::scalar("simple"))]
.into_iter()
.collect(),
))
);
});
}
#[test]
fn introspect_interfaces_first() {
run_type_info_query("InterfacesFirst", |object, fields| {
assert_eq!(object.get_field_value("name"), Some(&Value::scalar("InterfacesFirst")));
assert_eq!(
object.get_field_value("description"),
Some(&Value::scalar("A description"))
);
assert!(
fields.contains(&Value::object(
vec![("name", Value::scalar("simple"))]
.into_iter()
.collect(),
))
);
});
}
#[test]
fn introspect_commas_with_trailing() {
run_type_info_query("CommasWithTrailing", |object, fields| {
assert_eq!(
object.get_field_value("name"),
Some(&Value::scalar("CommasWithTrailing"))
);
assert_eq!(
object.get_field_value("description"),
Some(&Value::scalar("A description"))
);
assert!(
fields.contains(&Value::object(
vec![("name", Value::scalar("simple"))]
.into_iter()
.collect(),
))
);
});
}
#[test]
fn introspect_commas_on_meta() {
run_type_info_query("CommasOnMeta", |object, fields| {
assert_eq!(object.get_field_value("name"), Some(&Value::scalar("CommasOnMeta")));
assert_eq!(
object.get_field_value("description"),
Some(&Value::scalar("A description"))
);
assert!(
fields.contains(&Value::object(
vec![("name", Value::scalar("simple"))]
.into_iter()
.collect(),
))
);
});
}
#[test]
fn introspect_resolvers_with_trailing_comma() {
run_type_info_query("ResolversWithTrailingComma", |object, fields| {
assert_eq!(
object.get_field_value("name"),
Some(&Value::scalar("ResolversWithTrailingComma"))
);
assert_eq!(
object.get_field_value("description"),
Some(&Value::scalar("A description"))
);
assert!(
fields.contains(&Value::object(
vec![("name", Value::scalar("simple"))]
.into_iter()
.collect(),
))
);
});
}