v2 / vlib / x / json2 / tests / decode_fixed_array_test.v
35 lines · 30 sloc · 744 bytes · 2d33a7f2819dd5fc1f4aa3b3ca0bcc660810d7af
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1import x.json2 as json


2


3fn test_fixed_array() {


4    mut expected := [3]int{}


5    expected[0] = 1


6    expected[1] = 2


7    expected[2] = 3


8    assert json.decode[[3]int]('[1, 2, 3]')! == expected


9}


10


11fn test_fixed_array_to_few() {


12    json.decode[[4]int]('[1, 2, 3]') or {


13        if err is json.JsonDecodeError {


14            assert err.line == 1


15            assert err.character == 8


16            assert err.message == 'Data: Fixed size array expected 4 elements but got 3 elements'


17        }


18


19        return


20    }


21    assert false


22}


23


24fn test_fixed_array_to_many() {


25    json.decode[[2]int]('[1, 2, 3]') or {


26        if err is json.JsonDecodeError {


27            assert err.line == 1


28            assert err.character == 8


29            assert err.message == 'Data: Fixed size array expected 2 elements but got 3 elements'


30        }


31


32        return


33    }


34    assert false


35}


36