Sprint 2- Lookup.js

Author: Della-Bella

Sprint-2/implement/lookup.js

@@ -1,5 +1,14 @@
-function createLookup() {
-  // implementation here
+function createLookup(countryCurrencyPairs) {
+  const lookup = {};
+
+  for (let i = 0; i < countryCurrencyPairs.length; i++) {
+    const countryCode = countryCurrencyPairs[i][0];
+    const currencyCode = countryCurrencyPairs[i][1];
+
+    lookup[countryCode] = currencyCode;
+  }
+
+  return lookup;
 }
 
 module.exports = createLookup;

Sprint-2/implement/lookup.test.js

@@ -1,7 +1,21 @@
+
 const createLookup = require("./lookup.js");
 
-test.todo("creates a country currency code lookup for multiple codes");
+test("creates a country currency code lookup for multiple codes", () => {
+  const input = [
+    ["US", "USD"],
+    ["CA", "CAD"],
+  ];
+
+  const result = createLookup(input);
+
+  const expected = {
+    US: "USD",
+    CA: "CAD",
+  };
 
+  expect(result).toEqual(expected);
+});
 /*
 
 Create a lookup object of key value pairs from an array of code pairs