using Invercargill;
using Invercargill.DataStructures;
using InvercargillJson;

void promotion_tests() {

    Test.add_func("/invercargill/promotions/uint8_to_binarydata", () => {

        var data = new Vector<uint8>();
        data.add(1);
        data.add(9);
        data.add(7);

        var base64 = data.promote_to<BinaryData>().to_base64();
        
        assert_cmpstr("AQkH", CompareOperator.EQ, base64);

    });

    Test.add_func("/invercargill/promotions/binarydata_to_binarydata", () => {

        var data = Wrap.base64_string("AQAA").as_enumerable();
        var new_data = data.promote_to<BinaryData>();
        
        assert_true(data == new_data);
    });

    Test.add_func("/invercargill/promotion/json", () => {

        var json_str = """[
            "Glengarry",
            "Gladstone",
            "Strathern",
            "Richmond",
            "Georgetown"
        ]""";

        try {
            var suburbs = new JsonElement.from_string(json_str)
                .assert_as<JsonArray>()
                .where(e => e.assert_as<string>().has_prefix("G"));
            
            print(@"I AM: $(suburbs.get_type().name())\n");
            var names = suburbs
                .as_strings()
                .to_array();

            assert_cmpuint(3, CompareOperator.EQ, suburbs.count());
            assert_cmpint(3, CompareOperator.EQ, names.length);
            assert_cmpstr("Glengarry", CompareOperator.EQ, names[0]);
            assert_cmpstr("Gladstone", CompareOperator.EQ, names[1]);
            assert_cmpstr("Georgetown", CompareOperator.EQ, names[2]);

        }
        catch(Error e) {
            assert_no_error(e);
        }
    });
}