fn test_avro_3460_validation_with_refs_real_struct()

in avro/src/types.rs [2691:2778]

• 79 lines of code
• 1 McCabe index (conditional complexity)

    fn test_avro_3460_validation_with_refs_real_struct() -> TestResult {
        use crate::ser::Serializer;
        use serde::Serialize;

        #[derive(Serialize, Clone)]
        struct TestInner {
            z: i32,
        }

        #[derive(Serialize)]
        struct TestRefSchemaStruct1 {
            a: TestInner,
            b: String, // could be literally anything
        }

        #[derive(Serialize)]
        struct TestRefSchemaStruct2 {
            a: TestInner,
            b: i32, // could be literally anything
        }

        #[derive(Serialize)]
        struct TestRefSchemaStruct3 {
            a: TestInner,
            b: Option<TestInner>, // could be literally anything
        }

        let schema = Schema::parse_str(
            r#"
        {
            "type":"record",
            "name":"TestStruct",
            "fields": [
                {
                    "name":"a",
                    "type":{
                        "type":"record",
                        "name": "Inner",
                        "fields": [ {
                            "name":"z",
                            "type":"int"
                        }]
                    }
                },
                {
                    "name":"b",
                    "type":"Inner"
                }
            ]
        }"#,
        )?;

        let test_inner = TestInner { z: 3 };
        let test_outer1 = TestRefSchemaStruct1 {
            a: test_inner.clone(),
            b: "testing".into(),
        };
        let test_outer2 = TestRefSchemaStruct2 {
            a: test_inner.clone(),
            b: 24,
        };
        let test_outer3 = TestRefSchemaStruct3 {
            a: test_inner,
            b: None,
        };

        let mut ser = Serializer::default();
        let test_outer1: Value = test_outer1.serialize(&mut ser)?;
        let mut ser = Serializer::default();
        let test_outer2: Value = test_outer2.serialize(&mut ser)?;
        let mut ser = Serializer::default();
        let test_outer3: Value = test_outer3.serialize(&mut ser)?;

        assert!(
            !test_outer1.validate(&schema),
            "field b record is invalid against the schema"
        );
        assert!(
            !test_outer2.validate(&schema),
            "field b record is invalid against the schema"
        );
        assert!(
            !test_outer3.validate(&schema),
            "field b record is invalid against the schema"
        );

        Ok(())
    }