Update tests

package.json

@@ -3,9 +3,7 @@
   "version": "1.0.0",
   "license": "MIT",
   "repository": "git@github.com:phntxx/dashboard",
-  "contributors": [
-    "phntxx <hello@phntxx.com>"
-  ],
+  "contributors": ["phntxx <hello@phntxx.com>"],
   "private": false,
   "dependencies": {
     "@types/node": "^14.14.37",
@@ -36,7 +34,7 @@
     "start": "react-scripts start",
     "build": "react-scripts build",
     "coverage": "codecov -f coverage/*.json -F dashboard",
-    "test": "react-scripts test",
+    "test": "react-scripts test --watchAll --coverage --runInBand",
     "typecheck": "tsc --noEmit",
     "eject": "react-scripts eject",
     "lint": "eslint --config .eslintrc.js",
@@ -49,11 +47,7 @@
     "extends": "react-app"
   },
   "browserslist": {
-    "production": [
-      ">0.2%",
-      "not dead",
-      "not op_mini all"
-    ],
+    "production": [">0.2%", "not dead", "not op_mini all"],
     "development": [
       "last 1 chrome version",
       "last 1 firefox version",

src/app.tsx

@@ -10,7 +10,7 @@ import Imprint from "./components/imprint";
 import selectedTheme from "./lib/theme";
 import useFetcher from "./lib/fetcher";
 
-const GlobalStyle = createGlobalStyle`
+export const GlobalStyle = createGlobalStyle`
   body {
     background-color: ${selectedTheme.backgroundColor};
     font-family: Roboto, sans-serif;

src/test/__snapshots__/app.spec.tsx.snap

@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`app.tsx Tests GlobalStyle 1`] = `[Function]`;

src/test/app.spec.tsx

@@ -0,0 +1,9 @@
+import { render } from "@testing-library/react";
+import App, { GlobalStyle } from "../app";
+
+describe("app.tsx", () => {
+  it("Tests GlobalStyle", () => {
+    const { asFragment } = render(<GlobalStyle />);
+    expect(asFragment).toMatchSnapshot();
+  });
+});

src/test/components/__snapshots__/app.spec.tsx.snap

@@ -1,3 +1,7 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`App snapshot test 1`] = `[Function]`;
+exports[`app.tsx Tests app rendering with newTab=false 1`] = `[Function]`;
+
+exports[`app.tsx Tests app rendering with newTab=true 1`] = `[Function]`;
+
+exports[`app.tsx Tests app rendering without newTab 1`] = `[Function]`;

src/test/components/app.spec.tsx

@@ -6,19 +6,47 @@ const props: IAppProps = {
   icon: "bug_report",
   url: "#",
   displayURL: "test",
-  newTab: false,
 };
 
-it("App snapshot test", () => {
+describe("app.tsx", () => {
+  it("Tests app rendering with newTab=true", () => {
     const { asFragment } = render(
       <App
         name={props.name}
         icon={props.icon}
         url={props.url}
         displayURL={props.displayURL}
-      newTab={props.newTab}
+        newTab={true}
       />,
     );
 
     expect(asFragment).toMatchSnapshot();
   });
+
+  it("Tests app rendering with newTab=false", () => {
+    const { asFragment } = render(
+      <App
+        name={props.name}
+        icon={props.icon}
+        url={props.url}
+        displayURL={props.displayURL}
+        newTab={false}
+      />,
+    );
+
+    expect(asFragment).toMatchSnapshot();
+  });
+
+  it("Tests app rendering without newTab", () => {
+    const { asFragment } = render(
+      <App
+        name={props.name}
+        icon={props.icon}
+        url={props.url}
+        displayURL={props.displayURL}
+      />,
+    );
+
+    expect(asFragment).toMatchSnapshot();
+  });
+});