squiggle/packages/squiggle-lang/__tests__/TS/PointSet_test.ts

// import { errorValueToString } from "../../src/js/index";
// import { testRun, expectErrorToBeBounded } from "./TestHelpers";
// import * as fc from "fast-check";

// describe("Mean of mixture is weighted average of means", () => {
// test("mx(beta(a,b), lognormal(m,s), [x,y])", () => {
//   fc.assert(
//     fc.property(
//       fc.float({ min: 1e-1 }), // alpha
//       fc.float({ min: 1 }), // beta
//       fc.float(), // mu
//       fc.float({ min: 1e-1 }), // sigma
//       fc.float({ min: 1e-7 }),
//       fc.float({ min: 1e-7 }),
//       (a, b, m, s, x, y) => {
//         let squiggleString = `mean(mixture(beta(${a},${b}), lognormal(${m},${s}), [${x}, ${y}]))`;
//         let res = testRun(squiggleString);
//         let weightDenom = x + y;
//         let betaWeight = x / weightDenom;
//         let lognormalWeight = y / weightDenom;
//         let betaMean = 1 / (1 + b / a);
//         let lognormalMean = m + s ** 2 / 2;
//         if (res.tag == "number") {
//           expectErrorToBeBounded(
//             res.value,
//             betaWeight * betaMean + lognormalWeight * lognormalMean,
//             1,
//             2
//           );
//         } else {
//           expect(res.value).toEqual("some error message");
//         }
//       }
//     )
//   );
// });
// });

describe("vacuous", () => test("vacuous", () => expect(true).toEqual(true)));