test: add test case

test/cases/side-effects/wrong-module-10146/index.js

@@ -0,0 +1,5 @@
+import { A } from "./module";
+
+it("should return the correct module", () => {
+	expect(A()).toEqual("A/index.js");
+});

test/cases/side-effects/wrong-module-10146/module/A/A.js

@@ -0,0 +1,3 @@
+export default function hello() {
+  return 'A/A.js'
+}

test/cases/side-effects/wrong-module-10146/module/A/index.js

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+
+export { default as A } from "./A";
+
+export default function hello() {
+  return 'A/index.js'
+}

test/cases/side-effects/wrong-module-10146/module/index.js

@@ -0,0 +1 @@
+export { default as A } from "./A";

test/cases/side-effects/wrong-module-10146/module/package.json

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+{
+  "sideEffects": false
+}