added tests

.gitignore

@@ -21,3 +21,5 @@ npm-debug.log*
 yarn-debug.log*
 yarn-error.log*
 example/package-lock.json
+
+coverage

.vscode/launch.json

@@ -1,6 +1,6 @@
 {
   "name": "Jest file",
-  "type": "pwa-node",
+  "type": "node",
   "request": "launch",
   "runtimeExecutable": "${workspaceRoot}/node_modules/.bin/jest",
   "args": ["${fileBasenameNoExtension}", "--runInBand", "--watch", "--coverage=false", "--no-cache"],

jestconfig.json

@@ -3,5 +3,14 @@
     "^.+\\.(t|j)sx?$": "ts-jest"
   },
   "testRegex": "(/__tests__/.*|(\\.|/)(test|spec))\\.(jsx?|tsx?)$",
-  "moduleFileExtensions": ["ts", "tsx", "js", "jsx", "json", "node"]
+  "moduleFileExtensions": ["ts", "tsx", "js", "jsx", "json", "node"],
+  "collectCoverage": false,
+  "coverageThreshold": {
+    "global": {
+      "branches": 50,
+      "functions": 50,
+      "lines": 50,
+      "statements": 50
+    }
+  }
 }

package.json

@@ -45,6 +45,7 @@
   "devDependencies": {
     "@types/jest": "^29.4.0",
     "jest": "^29.4.1",
+    "jest-environment-jsdom": "^29.4.2",
     "prettier": "^2.8.3",
     "ts-jest": "^29.0.5",
     "tslint": "^6.1.3",

src/__tests__/TuitioStorage.test.ts

@@ -0,0 +1,15 @@
+/**
+ * @jest-environment jsdom
+ */
+
+import { fetch, invalidate } from "../client";
+
+test("Tuitio empty storage", () => {
+  const result = fetch();
+  expect(result.token).toBeNull();
+  expect(result.userName).toBeNull();
+});
+
+test("Tuitio storage invalidation", () => {
+  expect(invalidate()).toBe(void 0);
+});