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1-js/4-object-basics/04-object-methods/7-calculator/_js.view/test.js

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+
+
+describe("calculator", function() {
+  
+  context("when 2 and 3 entered", function() {
+    beforeEach(function() {
+      sinon.stub(window, "prompt");
+
+      prompt.onCall(0).returns("2");
+      prompt.onCall(1).returns("3");
+
+      calculator.read();
+    });
+
+    afterEach(function() {
+      prompt.restore();
+    });
+
+    it("the sum is 5", function() {
+      assert.equal(calculator.sum(), 5);
+    });
+
+    it("the multiplication product is 6", function() {
+      assert.equal(calculator.mul(), 6);
+    });
+  });
+
+});