zulip/frontend_tests/zjsunit/index.js

135 lines
3.2 KiB
JavaScript

"use strict";
const fs = require("fs");
const Module = require("module");
const path = require("path");
const Handlebars = require("handlebars/runtime");
const _ = require("lodash");
const handlebars = require("./handlebars");
const stub_i18n = require("./i18n");
const namespace = require("./namespace");
const {make_zblueslip} = require("./zblueslip");
require("@babel/register")({
extensions: [".es6", ".es", ".jsx", ".js", ".mjs", ".ts"],
only: [
new RegExp("^" + _.escapeRegExp(path.resolve(__dirname, "../../static/js") + path.sep)),
new RegExp(
"^" + _.escapeRegExp(path.resolve(__dirname, "../../static/shared/js") + path.sep),
),
],
plugins: ["rewire-ts"],
});
// Create a helper function to avoid sneaky delays in tests.
function immediate(f) {
return () => f();
}
// Find the files we need to run.
const files = process.argv.slice(2);
if (files.length === 0) {
throw new Error("No tests found");
}
// Set up our namespace helpers.
global.window = new Proxy(global, {
set: (obj, prop, value) => {
namespace.set_global(prop, value);
return true;
},
});
global.to_$ = () => window;
// Set up Handlebars
global.stub_templates = handlebars.stub_templates;
const noop = function () {};
// Set up fake module.hot
Module.prototype.hot = {
accept: noop,
};
// Set up fixtures.
global.read_fixture_data = (fn) => {
const full_fn = path.join(__dirname, "../../zerver/tests/fixtures/", fn);
const data = JSON.parse(fs.readFileSync(full_fn, "utf8", "r"));
return data;
};
function short_tb(tb) {
const lines = tb.split("\n");
const i = lines.findIndex(
(line) => line.includes("run_test") || line.includes("run_one_module"),
);
if (i === -1) {
return tb;
}
return lines.splice(0, i + 1).join("\n") + "\n(...)\n";
}
// Set up Markdown comparison helper
global.markdown_assert = require("./markdown_assert");
let current_file_name;
function run_one_module(file) {
console.info("running test " + path.basename(file, ".js"));
current_file_name = file;
require(file);
}
global.run_test = (label, f) => {
if (files.length === 1) {
console.info(" test: " + label);
}
try {
namespace.with_overrides(f);
} catch (error) {
console.info("-".repeat(50));
console.info(`test failed: ${current_file_name} > ${label}`);
console.info();
throw error;
}
// defensively reset blueslip after each test.
blueslip.reset();
};
try {
files.forEach((file) => {
namespace.set_global("location", {
hash: "#",
});
namespace.set_global("setTimeout", noop);
namespace.set_global("setInterval", noop);
_.throttle = immediate;
_.debounce = immediate;
namespace.set_global("blueslip", make_zblueslip());
namespace.set_global("i18n", stub_i18n);
namespace.clear_zulip_refs();
run_one_module(file);
if (blueslip.reset) {
blueslip.reset();
}
namespace.restore();
Handlebars.HandlebarsEnvironment();
});
} catch (error) {
if (error.stack) {
console.info(short_tb(error.stack));
} else {
console.info(error);
}
process.exit(1);
}