v2 / vlib / v / tests / options / option_cast_test.v
69 lines · 60 sloc · 767 bytes · 6488041a749df9762348d019c4223908c476f2e2
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1struct Test {


2    a int


3}


4


5type MySum = f64 | int


6


7type MyAlias = Test


8


9fn test_int() {


10    a := ?int(1)


11    if a != none {


12        assert dump(a) == 1


13        assert true


14    } else {


15        assert false


16    }


17}


18


19fn test_struct() {


20    b := ?Test{


21        a: 1


22    }


23    if b != none {


24        assert dump(b) == Test{


25            a: 1


26        }


27        assert true


28    } else {


29        assert false


30    }


31}


32


33fn test_string() {


34    c := ?string('foo')


35    if c != none {


36        assert dump(c) == 'foo'


37        assert true


38    } else {


39        assert false


40    }


41}


42


43fn test_sum_type() {


44    d := ?MySum(1.2)


45    assert d != none


46


47    if d != none {


48        assert dump(d) == MySum(1.2)


49        assert true


50    } else {


51        assert false


52    }


53}


54


55fn test_alias() {


56    d := ?MyAlias(Test{


57        a: 1


58    })


59    assert d != none


60


61    if d != none {


62        assert dump(d) == Test{


63            a: 1


64        }


65        assert true


66    } else {


67        assert false


68    }


69}


70