| 1 | import rand |
| 2 | |
| 3 | interface VariadicValue {} |
| 4 | |
| 5 | fn variadic_capture(values ...VariadicValue) []VariadicValue { |
| 6 | return values |
| 7 | } |
| 8 | |
| 9 | fn variadic_bytes() []u8 { |
| 10 | return [u8(1), 2, 3] |
| 11 | } |
| 12 | |
| 13 | fn test_variadic_interface_array_variable_as_single_arg() { |
| 14 | nested := [VariadicValue('brother')] |
| 15 | got := variadic_capture(nested) |
| 16 | assert got.len == 1 |
| 17 | |
| 18 | inner := got[0] as []VariadicValue |
| 19 | assert inner.len == 1 |
| 20 | assert (inner[0] as string) == 'brother' |
| 21 | } |
| 22 | |
| 23 | fn test_variadic_interface_array_literal_as_single_arg() { |
| 24 | got := variadic_capture([VariadicValue('x')]) |
| 25 | assert got.len == 1 |
| 26 | |
| 27 | inner := got[0] as []VariadicValue |
| 28 | assert inner.len == 1 |
| 29 | assert (inner[0] as string) == 'x' |
| 30 | } |
| 31 | |
| 32 | fn test_variadic_interface_array_variable_with_additional_args() { |
| 33 | bytes := variadic_bytes() |
| 34 | got := variadic_capture(bytes, 'tail') |
| 35 | assert got.len == 2 |
| 36 | assert got[0] as []u8 == bytes |
| 37 | assert got[1] as string == 'tail' |
| 38 | } |
| 39 | |
| 40 | fn test_variadic_interface_array_result_with_additional_args() ! { |
| 41 | for _ in 0 .. 3 { |
| 42 | bytes := rand.bytes(16)! |
| 43 | got := variadic_capture(bytes, 'tail') |
| 44 | assert got.len == 2 |
| 45 | assert got[0] as []u8 == bytes |
| 46 | assert got[1] as string == 'tail' |
| 47 | } |
| 48 | } |
| 49 | |