fn test_avro_3772_enum_default()

in avro/src/schema_compatibility.rs [1408:1469]

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

    fn test_avro_3772_enum_default() -> TestResult {
        let writer_raw_schema = r#"
        {
          "type": "record",
          "name": "test",
          "fields": [
            {"name": "a", "type": "long", "default": 42},
            {"name": "b", "type": "string"},
            {
              "name": "c",
              "type": {
                "type": "enum",
                "name": "suit",
                "symbols": ["diamonds", "spades", "clubs", "hearts"],
                "default": "spades"
              }
            }
          ]
        }
        "#;

        let reader_raw_schema = r#"
        {
          "type": "record",
          "name": "test",
          "fields": [
            {"name": "a", "type": "long", "default": 42},
            {"name": "b", "type": "string"},
            {
              "name": "c",
              "type": {
                 "type": "enum",
                 "name": "suit",
                 "symbols": ["diamonds", "spades", "ninja", "hearts"],
                 "default": "spades"
              }
            }
          ]
        }
      "#;
        let writer_schema = Schema::parse_str(writer_raw_schema)?;
        let reader_schema = Schema::parse_str(reader_raw_schema)?;
        let mut writer = Writer::with_codec(&writer_schema, Vec::new(), Codec::Null);
        let mut record = Record::new(writer.schema()).unwrap();
        record.put("a", 27i64);
        record.put("b", "foo");
        record.put("c", "clubs");
        writer.append(record).unwrap();
        let input = writer.into_inner()?;
        let mut reader = Reader::with_schema(&reader_schema, &input[..])?;
        assert_eq!(
            reader.next().unwrap().unwrap(),
            Value::Record(vec![
                ("a".to_string(), Value::Long(27)),
                ("b".to_string(), Value::String("foo".to_string())),
                ("c".to_string(), Value::Enum(1, "spades".to_string())),
            ])
        );
        assert!(reader.next().is_none());

        Ok(())
    }