breaking: Extend jest config from @patternslib/dev.

Author: thet

jest.config.js

@@ -1,27 +1,6 @@
 const path = require("path");
+const config = require("@patternslib/dev/jest.config.js");
 
-// Set the default roots to "./src", which would work in most projects following
-// Patternslib conventions which extend this jest.config.js.
-const roots = ["./src"];
+config.setupFilesAfterEnv.push(path.resolve(__dirname, "./src/setup-tests.js"));
 
-// When testing in Patternslib, also add "./webpack" to roots.
-if (process.env.TEST_ENV === "patternslib") {
-    roots.push("./webpack");
-}
-
-module.exports = {
-    roots: roots,
-    setupFilesAfterEnv: [path.resolve(__dirname, "./src/setupTests.js")],
-    watchPlugins: ["jest-watch-typeahead/filename", "jest-watch-typeahead/testname"],
-    transform: {
-        "^.+\\.[t|j]sx?$": "babel-jest",
-        "\\.(html|xml|svg)$": path.resolve(__dirname, "./webpack/jest-raw-loader.js"),
-    },
-    moduleNameMapper: {
-        "\\.(css|less|sass|scss)$": "identity-obj-proxy",
-    },
-    testEnvironment: "jsdom",
-    transformIgnorePatterns: [
-        "/node_modules/(?!patternslib/)(?!preact/)(?!screenfull/).+\\.[t|j]sx?$",
-    ],
-};
+module.exports = config;

package.json

@@ -48,8 +48,8 @@
         "build": "NODE_ENV=production webpack --config webpack/webpack.dist.js",
         "build:dev": "NODE_ENV=development webpack --config webpack/webpack.dist.js",
         "build:stats": "NODE_ENV=production webpack --config webpack/webpack.dist.js --json > stats.json",
-        "test": "TEST_ENV=patternslib jest --watch",
-        "testonce": "TEST_ENV=patternslib jest"
+        "test": "jest --watch",
+        "testonce": "jest"
     },
     "engines": {
         "node": ">=12.20.0"

src/setup-tests.js

@@ -0,0 +1,16 @@
+// Extra test setup.
+
+import jquery from "jquery";
+global.$ = global.jQuery = jquery;
+
+// Do not output error messages
+import logging from "./core/logging";
+logging.setLevel(50);
+// level: FATAL
+
+// patch dom.is_visible to not rely on jest-unavailable offsetWidth/Height but
+// simply on el.hidden.
+import dom from "./core/dom";
+dom.is_visible = (el) => {
+    return !el.hidden;
+};