68 lines
1.4 KiB
Rust
68 lines
1.4 KiB
Rust
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use async_graphql::*;
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#[async_std::test]
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pub async fn test_multiple_interfaces() {
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struct MyObj;
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#[async_graphql::Object]
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impl MyObj {
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#[field]
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async fn value_a(&self) -> i32 {
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1
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}
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#[field]
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async fn value_b(&self) -> i32 {
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2
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}
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#[field]
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async fn value_c(&self) -> i32 {
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3
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}
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}
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#[async_graphql::Interface(field(name = "value_a", type = "i32"))]
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struct InterfaceA(MyObj);
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#[async_graphql::Interface(implements = "InterfaceA", field(name = "value_b", type = "i32"))]
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struct InterfaceB(MyObj);
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struct Query;
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#[Object]
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impl Query {
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#[field]
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async fn my_obj(&self) -> InterfaceB {
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MyObj.into()
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}
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}
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let schema = Schema::new(Query, EmptyMutation, EmptySubscription);
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let query = format!(
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r#"{{
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myObj {{
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... on InterfaceA {{
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valueA
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}}
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... on InterfaceB {{
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valueB
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}}
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... on MyObj {{
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valueC
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}}
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}}
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}}"#
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);
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assert_eq!(
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schema.execute(&query).await.unwrap().data,
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serde_json::json!({
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"myObj": {
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"valueA": 1,
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"valueB": 2,
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"valueC": 3,
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}
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})
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);
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}
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