app-add-numbers.component.spec.ts

describe("Renders correctly", () => {
  beforeEach(() => {
    // Update the UI
  });

  // Check state of the UI?

  describe("Type 2 and 3 in the input boxes", () => {
    beforeEach(() => {
      // Set the input boxes to 2 and 3
    });

    // Check something?

    describe("Click the add button", () => {
      beforeEach(() => {
        // Click the button
      });

      it("the label shows sum 5", () => {
        // Check the value of the label
      })
      
    })
  });
});