squiggle/__tests__/Functions__Test.re
Roman Galochkin d3bc12ddd0 Adds tests
2020-02-25 10:01:40 +03:00

45 lines
1.2 KiB
ReasonML

open Jest;
open Expect;
exception ShapeWrong(string);
describe("Functions", () => {
test("interpolate", () => {
let a = Functions.interpolate(10., 20., 1., 2., 15.);
let b = 1.5;
expect(a) |> toEqual(b);
});
test("range#1", () => {
expect(Functions.range(1., 5., 3)) |> toEqual([|1., 3., 5.|])
});
test("range#2", () => {
expect(Functions.range(1., 5., 5)) |> toEqual([|1., 2., 3., 4., 5.|])
});
test("range#3", () => {
expect(Functions.range(-10., 15., 2)) |> toEqual([|(-10.), 15.|])
});
test("range#4", () => {
expect(Functions.range(-10., 15., 3)) |> toEqual([|(-10.), 2.5, 15.|])
});
test("range#5", () => {
expect(Functions.range(-10.3, 17., 3))
|> toEqual([|(-10.3), 3.3499999999999996, 17.|])
});
test("range#6", () => {
expect(Functions.range(-10.3, 17., 5))
|> toEqual([|
(-10.3),
(-3.4750000000000005),
3.3499999999999996,
10.175,
17.0,
|])
});
test("range#7", () => {
expect(Functions.range(-10.3, 17.31, 3))
|> toEqual([|(-10.3), 3.504999999999999, 17.31|])
});
test("range#8", () => {
expect(Functions.range(1., 1., 3)) |> toEqual([|1., 1., 1.|])
});
});