fn test_deeply_nested_struct()

in crates/iceberg/src/spec/datatypes.rs [993:1073]

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

    fn test_deeply_nested_struct() {
        let record = r#"
{
  "type": "struct",
  "fields": [
    {
      "id": 1,
      "name": "id",
      "required": true,
      "type": "uuid",
      "initial-default": "0db3e2a8-9d1d-42b9-aa7b-74ebe558dceb",
      "write-default": "ec5911be-b0a7-458c-8438-c9a3e53cffae"
    },
    {
      "id": 2,
      "name": "data",
      "required": false,
      "type": "int"
    },
    {
      "id": 3,
      "name": "address",
      "required": true,
      "type": {
        "type": "struct",
        "fields": [
          {
            "id": 4,
            "name": "street",
            "required": true,
            "type": "string"
          },
          {
            "id": 5,
            "name": "province",
            "required": false,
            "type": "string"
          },
          {
            "id": 6,
            "name": "zip",
            "required": true,
            "type": "int"
          }
        ]
      }
    }
  ]
}
"#;

        let struct_type = Type::Struct(StructType::new(vec![
            NestedField::required(1, "id", Type::Primitive(PrimitiveType::Uuid))
                .with_initial_default(Literal::Primitive(PrimitiveLiteral::UInt128(
                    Uuid::parse_str("0db3e2a8-9d1d-42b9-aa7b-74ebe558dceb")
                        .unwrap()
                        .as_u128(),
                )))
                .with_write_default(Literal::Primitive(PrimitiveLiteral::UInt128(
                    Uuid::parse_str("ec5911be-b0a7-458c-8438-c9a3e53cffae")
                        .unwrap()
                        .as_u128(),
                )))
                .into(),
            NestedField::optional(2, "data", Type::Primitive(PrimitiveType::Int)).into(),
            NestedField::required(
                3,
                "address",
                Type::Struct(StructType::new(vec![
                    NestedField::required(4, "street", Type::Primitive(PrimitiveType::String))
                        .into(),
                    NestedField::optional(5, "province", Type::Primitive(PrimitiveType::String))
                        .into(),
                    NestedField::required(6, "zip", Type::Primitive(PrimitiveType::Int)).into(),
                ])),
            )
            .into(),
        ]));

        check_type_serde(record, struct_type)
    }