Add a small JS sample file

sample_files/small_after.js

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+const request = require("supertest");
+const app = require("./app");
+const db = require("./db");
+
+beforeAll(done => {
+  db.init(done);
+});
+
+describe("Authentication", () => {
+  test("/edit GET", done => {
+    request(app)
+      .get("/edit/Foo")
+      .then(res => {
+        expect(res.statusCode).toBe(401);
+        expect(res.headers["www-authenticate"]).toBe("Basic");
+        done();
+      });
+  });
+});

sample_files/small_before.js

@@ -0,0 +1,19 @@
+const request = require("supertest");
+const app = require("./app");
+const db = require("./db");
+
+beforeAll(done => {
+  db.init(done);
+});
+
+describe("Authentication", () => {
+  test("Editing pages", done => {
+    request(app)
+      .get("/edit/Foo")
+      .then(res => {
+        expect(res.statusCode).toBe(401);
+        expect(res.headers["www-authenticate"]).toBe("Basic");
+        done();
+      });
+  });
+});