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|
let assert_raise_invalid_argument f v =
assert (try ignore (f v); false with Invalid_argument _ -> true)
let test_constants () =
assert (Uchar.(to_int min) = 0x0000);
assert (Uchar.(to_int max) = 0x10FFFF);
()
let test_succ () =
assert (Uchar.(to_int (succ min)) = 0x0001);
assert (Uchar.(to_int (succ (of_int 0xD7FF))) = 0xE000);
assert (Uchar.(to_int (succ (of_int 0xE000))) = 0xE001);
assert_raise_invalid_argument Uchar.succ Uchar.max;
()
let test_pred () =
assert_raise_invalid_argument Uchar.pred Uchar.min;
assert (Uchar.(to_int (pred (of_int 0xD7FF))) = 0xD7FE);
assert (Uchar.(to_int (pred (of_int 0xE000))) = 0xD7FF);
assert (Uchar.(to_int (pred max)) = 0x10FFFE);
()
let test_is_valid () =
assert (not (Uchar.is_valid (-1)));
assert (Uchar.is_valid 0x0000);
assert (Uchar.is_valid 0xD7FF);
assert (not (Uchar.is_valid 0xD800));
assert (not (Uchar.is_valid 0xDFFF));
assert (Uchar.is_valid 0xE000);
assert (Uchar.is_valid 0x10FFFF);
assert (not (Uchar.is_valid 0x110000));
assert (not (Uchar.is_valid min_int));
assert (not (Uchar.is_valid max_int));
()
let char_max = Uchar.of_int 0x00FF
let test_is_char () =
assert (Uchar.(is_char Uchar.min));
assert (Uchar.(is_char char_max));
assert (Uchar.(not (is_char (of_int 0x0100))));
assert (not (Uchar.is_char Uchar.max));
()
let test_of_char () =
assert (Uchar.(equal (of_char '\xFF') char_max));
assert (Uchar.(equal (of_char '\x00') min));
()
let test_to_char () =
assert (Uchar.(to_char min) = '\x00');
assert (Uchar.(to_char char_max) = '\xFF');
assert_raise_invalid_argument Uchar.to_char (Uchar.succ char_max);
assert_raise_invalid_argument Uchar.to_char Uchar.max;
()
let test_equal () =
assert (Uchar.(equal min min));
assert (Uchar.(equal max max));
assert (not Uchar.(equal min max));
()
let test_compare () =
assert (Uchar.(compare min min) = 0);
assert (Uchar.(compare max max) = 0);
assert (Uchar.(compare min max) = (-1));
assert (Uchar.(compare max min) = 1);
()
let test_dump () =
let str u = Format.asprintf "%a" Uchar.dump u in
assert (str Uchar.min = "U+0000");
assert (str Uchar.(succ min) = "U+0001");
assert (str Uchar.(of_int 0xFFFF) = "U+FFFF");
assert (str Uchar.(succ (of_int 0xFFFF)) = "U+10000");
assert (str Uchar.(pred max) = "U+10FFFE");
assert (str Uchar.max = "U+10FFFF");
()
let tests () =
test_constants ();
test_succ ();
test_pred ();
test_is_valid ();
test_is_char ();
test_of_char ();
test_to_char ();
test_equal ();
test_compare ();
test_dump ();
()
let () =
tests ();
print_endline "OK"
|
