first commit

tests/unit/global_vars/defaults_modules_spec.js

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+const fs = require("fs");
+const path = require("path");
+
+const root_path = path.join(__dirname, "../../..");
+
+describe("Default modules set in modules/default/defaultmodules.js", () => {
+	const expectedDefaultModules = require("../../../modules/default/defaultmodules");
+
+	for (const defaultModule of expectedDefaultModules) {
+		it(`contains a folder for modules/default/${defaultModule}"`, () => {
+			expect(fs.existsSync(path.join(root_path, "modules/default", defaultModule))).toBe(true);
+		});
+	}
+});

tests/unit/global_vars/root_path_spec.js

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+const fs = require("fs");
+const path = require("path");
+
+const root_path = path.join(__dirname, "../../..");
+const version = require(`${__dirname}/../../../package.json`).version;
+
+describe("'global.root_path' set in js/app.js", () => {
+	const expectedSubPaths = ["modules", "serveronly", "js", "js/app.js", "js/main.js", "js/electron.js", "config"];
+
+	expectedSubPaths.forEach((subpath) => {
+		it(`contains a file/folder "${subpath}"`, () => {
+			expect(fs.existsSync(path.join(root_path, subpath))).toBe(true);
+		});
+	});
+
+	it("should not modify global.root_path for testing", () => {
+		expect(global.root_path).toBe(undefined);
+	});
+
+	it("should not modify global.version for testing", () => {
+		expect(global.version).toBe(undefined);
+	});
+
+	it("should expect the global.version equals package.json file", () => {
+		const versionPackage = JSON.parse(fs.readFileSync("package.json", "utf8")).version;
+		expect(version).toBe(versionPackage);
+	});
+});