roc/examples/hello-web/test-node.js
Brian Carroll 11f8652ff6 Refactor hello-web example for possible future automated testing
For now there's a Node.js test that works, but we're not actually running it in CI,
and Node is not a dependency of the project.
2021-09-19 11:48:31 +01:00

25 lines
710 B
JavaScript

/**
* Node.js test file for hello-web example
* We are not running this in CI currently, and Node.js is not a Roc dependency.
* But if you happen to have it, you can run this.
*/
// Node doesn't have the fetch API
const fs = require("fs/promises");
global.fetch = (filename) =>
fs.readFile(filename).then((buffer) => ({
arrayBuffer() {
return buffer;
},
}));
const { roc_web_platform_run } = require("./platform/host");
roc_web_platform_run("./hello-world.wasm", (string_from_roc) => {
const expected = "Hello, World!";
if (string_from_roc !== expected) {
console.error(`Expected "${expected}", but got "${string_from_roc}"`);
process.exit(1);
}
console.log("OK");
});