Function schema_parse_and_synth

src/clusterd-test-driver/src/script.rs:1230–1259

()

    /// nullability, and `synth_rows` fills it.
    #[mz_ore::test]
    fn schema_parse_and_synth() {
        let columns = vec![
            ColumnSpec {
                name: "k".to_string(),
                ty: "bigint".to_string(),
                nullable: false,
            },
            ColumnSpec {
                name: "flag".to_string(),
                ty: "boolean".to_string(),
                nullable: false,
            },
            ColumnSpec {
                name: "v".to_string(),
                ty: "text".to_string(),
                nullable: true,
            },
        ];
        let desc = relation_desc(&columns).unwrap();
        assert_eq!(desc.arity(), 3);
        let types: Vec<_> = desc.iter_types().collect();
        assert_eq!(types[0].scalar_type, SqlScalarType::Int64);
        assert_eq!(types[1].scalar_type, SqlScalarType::Bool);
        assert!(types[2].nullable);

        let rows = synth_rows(&desc, 0, 4, 8);
        assert_eq!(rows.len(), 4);

        assert!(scalar_type_from_str("nope").is_err());
    }

    /// Tokens type into the right `Cell`s against their column, bare `null` is SQL
    /// null (rejected for a non-nullable column), and a bad numeric token errors.