diff options
Diffstat (limited to 'test/gleam/int_test.gleam')
| -rw-r--r-- | test/gleam/int_test.gleam | 38 |
1 files changed, 10 insertions, 28 deletions
diff --git a/test/gleam/int_test.gleam b/test/gleam/int_test.gleam index b9aac9d..e3ee369 100644 --- a/test/gleam/int_test.gleam +++ b/test/gleam/int_test.gleam @@ -394,44 +394,26 @@ pub fn undigits_test() { pub fn random_test() { let test_boundaries = fn(_accumulator, _element) { - int.random(0, 0) + int.random(0) |> should.equal(0) - int.random(-1, 0) - |> list.contains([-1, 0], _) - |> should.be_true + int.random(1) + |> should.equal(0) + + int.random(-1) + |> should.equal(-1) - int.random(-1, 1) - |> list.contains([-1, 0], _) + int.random(2) + |> list.contains([0, 1], _) |> should.be_true - int.random(-1, 2) - |> list.contains([-1, 0, 1], _) + int.random(3) + |> list.contains([0, 1, 2], _) |> should.be_true } list.range(0, 100) |> iterator.from_list |> iterator.fold(Nil, test_boundaries) - - let test_average = fn(iterations: Int, min: Int, max: Int, tolerance: Int) { - let expected_average = int.sum([min, max]) / 2 - list.range(0, iterations) - |> iterator.from_list - |> iterator.fold( - from: 0, - with: fn(accumulator, _element) { accumulator + int.random(min, max) }, - ) - |> fn(sum) { sum / iterations } - |> fn(average) { - average - tolerance <= expected_average || average + tolerance >= expected_average - } - |> should.be_true - } - test_average(100, 0, 0, 5) - test_average(1000, 0, 100, 5) - test_average(1000, -100, 100, 5) - test_average(1000, -100, 0, 5) - test_average(1000, 0, -100, 5) } pub fn divide_test() { |