roc/crates/cli_testing_examples/platform-switching/web-assembly-platform/host.test.js
2022-09-11 22:32:15 -06:00

25 lines
717 B
JavaScript

/**
* Node.js test file for helloWeb 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("./host");
roc_web_platform_run("./rocLovesWebAssembly.wasm", (string_from_roc) => {
const expected = "Roc <3 Web Assembly!\n";
if (string_from_roc !== expected) {
console.error(`Expected "${expected}", but got "${string_from_roc}"`);
process.exit(1);
}
console.log("OK");
});