mirror of
https://github.com/Tonejs/Tone.js
synced 2024-12-27 20:13:07 +00:00
109 lines
2.6 KiB
JavaScript
109 lines
2.6 KiB
JavaScript
/* eslint-disable no-console */
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/* eslint-disable @typescript-eslint/no-var-requires */
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const { resolve } = require("path");
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const { exec } = require("child_process");
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const { file } = require("tmp-promise");
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const { writeFile } = require("fs-extra");
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const toneJson = require("../../docs/tone.json");
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const testSplit = parseInt(process.env.TEST_EXAMPLES || "0");
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/**
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* Get all of the examples
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*/
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function findExamples(obj) {
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let examples = [];
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for (const prop in obj) {
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if (Array.isArray(obj[prop])) {
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obj[prop].forEach((child) => {
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examples = [...examples, ...findExamples(child)];
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});
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} else if (prop === "comment" && obj[prop].tags) {
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examples = [
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...examples,
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...obj[prop].tags
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.filter((tag) => tag.tag === "example")
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.map((tag) => tag.text),
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];
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} else if (typeof obj[prop] === "object") {
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examples = [...examples, ...findExamples(obj[prop])];
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} else {
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// console.log(prop);
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}
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}
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// filter any repeats
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return [...new Set(examples)];
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}
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/**
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* A promise version of exec
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*/
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function execPromise(cmd) {
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return new Promise((done, error) => {
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exec(cmd, (_, output) => {
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if (output) {
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error(output);
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} else {
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done();
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}
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});
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});
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}
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/**
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* Run the string through the typescript compiler
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*/
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async function testExampleString(str) {
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// str = str.replace("from \"tone\"", `from "${resolve(__dirname, "../../")}"`);
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str = `
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import * as Tone from "${resolve(__dirname, "../../")}"
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function main(){
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${str}
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}
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main();
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`;
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const { path, cleanup } = await file({ postfix: ".ts" });
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try {
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// work with file here in fd
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await writeFile(path, str);
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await execPromise(
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`tsc --noEmit --target es5 --lib dom,ES2015 ${path}`
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);
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} finally {
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cleanup();
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}
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}
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async function main() {
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let examples = findExamples(toneJson);
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if (testSplit > 0) {
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// split it in half and choose either the first or second half
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const halfLength = Math.ceil(examples.length / 2);
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const splitStart = (testSplit - 1) * halfLength;
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const splitEnd = testSplit * halfLength;
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examples = examples.slice(splitStart, splitEnd);
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console.log(`testing examples ${splitStart} - ${splitEnd}`);
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}
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let passed = 0;
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for (let i = 0; i < examples.length; i++) {
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const example = examples[i];
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try {
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await testExampleString(example);
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passed++;
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// print a dot for each passed example
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process.stdout.write(".");
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// add a new line occasionally
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if (passed % 100 === 0) {
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process.stdout.write("\n");
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}
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} catch (e) {
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console.log(example + "\n" + e);
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throw e;
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}
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}
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console.log(`\nvalid examples ${passed}/${examples.length}`);
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if (passed !== examples.length) {
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throw new Error("didn't pass all tests");
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}
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}
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main();
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