started chapter examples

Author: timwebdev1

unit-testing/chapter-examples/transmission-processor/tests/processor.js

@@ -0,0 +1,17 @@
+function processor(transmission) {
+  if (transmission.indexOf("::") < 0) {
+     // Data is invalid
+     return -1;
+  }
+  let parts = transmission.split("::");
+  let rawData = parts[1];
+  if (rawData[0] !== "<") {
+     rawData = -1;
+  }
+  return {
+     id: Number(parts[0]),
+     rawData: rawData
+  };
+}
+
+module.exports = processor;

unit-testing/chapter-examples/transmission-processor/tests/processor.test.js

@@ -1,5 +1,36 @@
+const processor = require('./processor.js');
+
 describe("transmission processor", function() {
 
-   //  TODO: put tests here
- 
- });
+   test("takes a string returns an object", function() {
+      let result = processor("9701::<489584872710>");
+      expect(typeof result).toBe("object");
+   });
+
+   test("returns -1 if '::' not found", function() {
+      let result = processor("9701<489584872710>");
+      expect(result).toBe(-1);
+   });
+
+   test("returns id in object", function() {
+     let result = processor("9701::<489584872710>");
+     expect(result.id).not.toBeUndefined();
+   });
+
+   test("converts id to a number", function() {
+    let result = processor("9701::<489584872710>");
+    expect(result.id).toBe(9701);
+ });
+
+ test("returns rawData in object", () => {
+  let result = processor("9701::<487297403495720912>");
+  expect(result.rawData).not.toBeUndefined();
+});
+
+test("returns -1 for rawData if missing < at position 0", function() {
+  let result = processor("9701::487297403495720912>");
+  expect(result.rawData).toBe(-1);
+});
+
+
+});