test: add test case for runtime condition (#7250)

packages/rspack-test-tools/tests/configCases/runtime/runtime-condition/a.js

@@ -0,0 +1,25 @@
+import { val, val2b } from "./shared";
+
+it("should have correct runtime id", () => {
+	expect(val).toBe(84);
+	expect(val2b).toBe(42);
+	expect(__webpack_require__.j).toBe("a-runtime");
+});
+
+it("should include runtime condition check code", () => {
+	const fs = __non_webpack_require__("fs");
+	const path = __non_webpack_require__("path");
+	const url = __non_webpack_require__("url");
+
+	const __filename = url.fileURLToPath(import.meta.url);
+	const source = fs.readFileSync(
+		path.join(
+			__filename,
+			"../../../../js/config/runtime/runtime-condition/shared.js"
+		),
+		"utf-8"
+	);
+	expect(source).toContain(`"a-runtime" == __webpack_require__.j`)
+	expect(source).toContain(`"b-runtime" == __webpack_require__.j`);
+	expect(source).toContain(`/^[ab]x\\-name$/.test(__webpack_require__.j)`);
+})

packages/rspack-test-tools/tests/configCases/runtime/runtime-condition/ax.js

@@ -0,0 +1,6 @@
+import { val, val2b } from "./concatenated-shared";
+
+it("should have the correct value", () => {
+  expect(val).toBe(84);
+  expect(val2b).toBe(42);
+});

packages/rspack-test-tools/tests/configCases/runtime/runtime-condition/b.js

@@ -0,0 +1,9 @@
+import { other, val2c, Test } from "./shared";
+
+it("should have correct runtime id", () => {
+	expect(other).toBe("other");
+	expect(val2c).toBe(42);
+	expect(Test).toBeTypeOf("function");
+	expect(new Test()).toBeInstanceOf(Test);
+	expect(__webpack_require__.j).toBe("b-runtime");
+});

packages/rspack-test-tools/tests/configCases/runtime/runtime-condition/bx.js

@@ -0,0 +1,8 @@
+import { other, val2c, Test } from "./concatenated-shared";
+
+it("should have the correct value", () => {
+	expect(other).toBe("other");
+	expect(val2c).toBe(42);
+	expect(Test).toBeTypeOf("function");
+	expect(new Test()).toBeInstanceOf(Test);
+});

packages/rspack-test-tools/tests/configCases/runtime/runtime-condition/concatenated-shared.js

@@ -0,0 +1 @@
+export * from "./shared?1";

packages/rspack-test-tools/tests/configCases/runtime/runtime-condition/dep.js

@@ -0,0 +1 @@
+export default 42;

packages/rspack-test-tools/tests/configCases/runtime/runtime-condition/dep2.js

@@ -0,0 +1 @@
+module.exports = 42;

packages/rspack-test-tools/tests/configCases/runtime/runtime-condition/rspack.config.js

@@ -0,0 +1,44 @@
+/** @type {import("@rspack/core").Configuration} */
+module.exports = {
+	entry: {
+		"a-name": {
+			import: "./a",
+			runtime: "a-runtime",
+		},
+		"b-name": {
+			import: "./b",
+			runtime: "b-runtime",
+		},
+		"ax-name": "./ax.js",
+		"bx-name": "./bx.js"
+	},
+	target: "web",
+	output: {
+		filename: "[id].js",
+	},
+	optimization: {
+		chunkIds: "named",
+		moduleIds: "named",
+		minimize: false,
+		usedExports: true,
+		concatenateModules: true,
+		splitChunks: {
+			cacheGroups: {
+				forceMerge: {
+					test: /shared/,
+					enforce: true,
+					name: "shared",
+					chunks: "all"
+				}
+			}
+		}
+	},
+	module: {
+		rules: [
+			{
+				test: /dep/,
+				sideEffects: false
+			}
+		]
+	},
+};

packages/rspack-test-tools/tests/configCases/runtime/runtime-condition/shared.js

@@ -0,0 +1,16 @@
+import value from "./dep";
+import value2 from "./dep2";
+import * as dep2 from "./dep2";
+import Super from "./super";
+
+const derived = value;
+
+export const val = /*#__PURE__*/ (() => value + derived)();
+
+export const val2a = value2;
+export const val2b = value2;
+export const val2c = value2;
+
+export const other = "other";
+
+export class Test extends Super {}

packages/rspack-test-tools/tests/configCases/runtime/runtime-condition/super.js

@@ -0,0 +1 @@
+export default class Super {}

packages/rspack-test-tools/tests/configCases/runtime/runtime-condition/test.config.js

@@ -0,0 +1,9 @@
+module.exports = {
+  findBundle: function (i, options) {
+    return [
+      "a-runtime.js",
+      "shared.js",
+      "a-name.js",
+    ];
+  }
+};