Add tests for each service

src/__tests__/google-maps.test.js

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+"use strict";
+
+import helper from "../assets/javascripts/helpers/google-maps";
+const instances = helper.redirects;
+
+describe("Helper", () => {
+  test("There is at least 1 redirect instance in the config", () => {
+    expect(instances.length).toBeGreaterThan(0);
+  });
+});

src/__tests__/google-search.test.js

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+"use strict";
+
+import helper from "../assets/javascripts/helpers/google-search";
+const instances = helper.redirects;
+
+describe("Helper", () => {
+  const instanceObjectKeys = ["link", "q"];
+
+  test("There is at least 1 redirect instance in the config", () => {
+    expect(instances.length).toBeGreaterThan(0);
+  });
+
+  test("Each entry has all object keys", () => {
+    // for readability: `every` instead of short-circuit `some`
+    const hasAllKeys = instances.every((instance) =>
+      instanceObjectKeys.every((key) => instance.hasOwnProperty(key))
+    );
+
+    expect(hasAllKeys).toBeTruthy();
+  });
+
+  test("Each entry has all object values", () => {
+    // for readability: `every` instead of short-circuit `some`
+    const hasAllValues = instances.every((instance) =>
+      instanceObjectKeys.every((key) => instance[key])
+    );
+
+    expect(hasAllValues).toBeTruthy();
+  });
+});

src/__tests__/google-translate.test.js

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+"use strict";
+
+import helper from "../assets/javascripts/helpers/google-translate";
+const instances = helper.redirects;
+
+describe("Helper", () => {
+  test("There is at least 1 redirect instance in the config", () => {
+    expect(instances.length).toBeGreaterThan(0);
+  });
+});

src/__tests__/instagram.test.js

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+"use strict";
+
+import helper from "../assets/javascripts/helpers/instagram";
+const instances = helper.redirects;
+
+describe("Helper", () => {
+  test("There is at least 1 redirect instance in the config", () => {
+    expect(instances.length).toBeGreaterThan(0);
+  });
+});

src/__tests__/reddit.test.js

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+"use strict";
+
+import helper from "../assets/javascripts/helpers/reddit";
+const instances = helper.redirects;
+
+describe("Helper", () => {
+  test("There is at least 1 redirect instance in the config", () => {
+    expect(instances.length).toBeGreaterThan(0);
+  });
+});

src/__tests__/twitter.test.js

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+"use strict";
+
+import helper from "../assets/javascripts/helpers/twitter";
+const instances = helper.redirects;
+
+describe("Helper", () => {
+  test("There is at least 1 redirect instance in the config", () => {
+    expect(instances.length).toBeGreaterThan(0);
+  });
+});

src/__tests__/wikipedia.test.js

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+"use strict";
+
+import helper from "../assets/javascripts/helpers/wikipedia";
+const instances = helper.redirects;
+
+describe("Helper", () => {
+  test("There is at least 1 redirect instance in the config", () => {
+    expect(instances.length).toBeGreaterThan(0);
+  });
+});

src/__tests__/youtube.test.js

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+"use strict";
+
+import helper from "../assets/javascripts/helpers/youtube";
+const instances = helper.redirects;
+
+describe("Helper", () => {
+  test("There is at least 1 redirect instance in the config", () => {
+    expect(instances.length).toBeGreaterThan(0);
+  });
+});