83 lines
2.1 KiB
ReasonML
83 lines
2.1 KiB
ReasonML
open Jest;
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open Expect;
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let shape: DistTypes.xyShape = {xs: [|1., 4., 8.|], ys: [|8., 9., 2.|]};
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let makeTest = (str, item1, item2) =>
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test(str, () =>
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expect(item1) |> toEqual(item2)
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);
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describe("Shape", () => {
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describe("Continuous", () => {
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open Distributions.Continuous;
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let continuous = make(shape, `Stepwise);
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makeTest("minX", T.minX(continuous), Some(1.0));
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makeTest("maxX", T.maxX(continuous), Some(8.0));
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makeTest(
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"pointwiseFmap",
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T.pointwiseFmap(r => r *. 2.0, continuous) |> getShape |> (r => r.ys),
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[|16., 18.0, 4.0|],
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);
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makeTest(
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"xToY at 4.0",
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T.xToY(4., continuous),
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{continuous: 9.0, discrete: 0.0},
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);
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makeTest(
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"xToY at 0.0",
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T.xToY(0., continuous),
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{continuous: 8.0, discrete: 0.0},
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);
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makeTest(
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"xToY at 5.0",
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T.xToY(5., continuous),
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{continuous: 7.25, discrete: 0.0},
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);
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makeTest(
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"integral",
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T.Integral.get(~cache=None, continuous) |> getShape,
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{xs: [|4.0, 8.0|], ys: [|25.5, 47.5|]},
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);
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makeTest(
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"integralXToY",
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T.Integral.xToY(~cache=None, 2.0, continuous),
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25.5,
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);
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makeTest("integralSum", T.Integral.sum(~cache=None, continuous), 73.0);
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});
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describe("Discrete", () => {
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open Distributions.Discrete;
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let shape: DistTypes.xyShape = {xs: [|1., 4., 8.|], ys: [|8., 9., 2.|]};
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let discrete = shape;
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makeTest("minX", T.minX(discrete), Some(1.0));
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makeTest("maxX", T.maxX(discrete), Some(8.0));
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makeTest(
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"pointwiseFmap",
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T.pointwiseFmap(r => r *. 2.0, discrete) |> (r => r.ys),
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[|16., 18.0, 4.0|],
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);
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makeTest(
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"xToY at 4.0",
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T.xToY(4., discrete),
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{discrete: 9.0, continuous: 0.0},
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);
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makeTest(
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"xToY at 0.0",
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T.xToY(0., discrete),
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{discrete: 8.0, continuous: 0.0},
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);
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makeTest(
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"xToY at 5.0",
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T.xToY(5., discrete),
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{discrete: 7.25, continuous: 0.0},
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);
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makeTest(
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"integralXToY",
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T.Integral.xToY(~cache=None, 2.0, discrete),
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11.0,
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);
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makeTest("integralSum", T.Integral.sum(~cache=None, discrete), 19.0);
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});
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}); |