#13 - TypeScript

Author: Sac-Corts

Roadmap/13 - PRUEBAS UNITARIAS/typescript/Sac-Corts.ts

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+// npm install --save-dev jest
+// We name the file with the ending .test.js
+// To run the program: npx jest .\Sac-Corts.test.js
+
+function addition(a: number, b: number): number {
+    return a + b;
+}
+
+test('addition 1 + 2 should be 3', () => {
+    expect(addition(1, 2)).toBe(3);
+});
+
+test('addition 3 + 7 should be 10', () => {
+    expect(addition(3, 7)).toBe(10);
+});
+
+// ** Extra Exercise ** //
+interface Data {
+    name: string;
+    age: string;
+    birthdate: string;
+    programmingLanguages: string[];
+}
+
+const data: Data = {
+    name: "Isaac",
+    age: "22",
+    birthdate: "2001-10-21",
+    programmingLanguages: ["JavaScript", "Python"]
+};
+
+test('It should have all the necessary keys', () => {
+    expect(data).toHaveProperty('name');
+    expect(data).toHaveProperty('age');
+    expect(data).toHaveProperty('birthdate');
+    expect(data).toHaveProperty('programmingLanguages');
+});
+
+test('It should have the correct data', () => {
+    expect(data.name).toBe("Isaac");
+    expect(data.age).toBe("22");
+    expect(data.birthdate).toBe("2001-10-21");
+    expect(data.programmingLanguages).toEqual(["JavaScript", "Python"]);
+});