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stronger test for cbor

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Simon Cruanes 2022-06-30 21:06:21 -04:00
parent 20fb411b50
commit 43f88a372f
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1 changed files with 12 additions and 3 deletions
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15
src/cbor/tests/t.ml
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@ -15,13 +15,22 @@ let gen_c : Cbor.t Q.Gen.t =
(1, return `Undefined);
(3, let+ x = int in `Int x);
(1, let+ b = bool in `Bool b);
(1, let+ x = 0 -- 19 in `Simple x);
(1, let+ x = 26 -- 127 in `Simple x);
(1, let+ f = float in `Float f);
(2, let+ s = string_size ~gen:printable (0--150) in `Text s);
(2, let+ s = string_size ~gen:char (0--150) in `Bytes s);
] in
let g_base = frequency base in
let rec_ = [
(2, let+ l = list_size (0--5) recurse in `Array l);
(2, let+ l = list_size (0--5) (pair (frequency base) recurse) in `Map l);
(2, let+ l =
if size>10 then list_size (0--1024) g_base
else list_size (0--10) recurse
in `Array l);
(2, let+ l =
if size>10 then list_size (0--1024) (pair g_base g_base)
else list_size (0--5) (pair g_base recurse)
in `Map l);
]in
frequency (if size>0 then base @ rec_ else base)
@ -50,7 +59,7 @@ let rec shrink (c:Cbor.t) : Cbor.t Q.Iter.t =
let arb = Q.make ~shrink ~print:Cbor.to_string_diagnostic gen_c
let t1 =
Q.Test.make ~count:100_000 ~name:"to_from_same" arb @@ fun c ->
Q.Test.make ~count:10_000 ~name:"to_from_same" arb @@ fun c ->
let s = Cbor.encode c in
let c' = Cbor.decode_exn s in
if not (c = c') then