Merge pull request #423 from uphold-forks/feature/add-finance-routing…

…-number Add ABA routing number generator
nicdnb · Oct 12, 2017 · 4beccd1 · 4beccd1
2 parents 29de77a + d998170
commit 4beccd1
Show file tree

Hide file tree

Showing 2 changed files with 32 additions and 0 deletions.
diff --git a/lib/finance.js b/lib/finance.js
@@ -35,6 +35,27 @@ var Finance = function (faker) {
       return [Helpers.randomize(faker.definitions.finance.account_type), 'Account'].join(' ');
   };
 
+  /**
+   * routingNumber
+   *
+   * @method faker.finance.routingNumber
+   */
+  self.routingNumber = function () {
+
+      var routingNumber = Helpers.replaceSymbolWithNumber('########');
+
+      // Modules 10 straight summation.
+      var sum = 0;
+
+      for (var i = 0; i < routingNumber.length; i += 3) {
+        sum += Number(routingNumber[i]) * 3;
+        sum += Number(routingNumber[i + 1]) * 7;
+        sum += Number(routingNumber[i + 2]) || 0;
+      }
+
+      return routingNumber + (Math.ceil(sum / 10) * 10 - sum);
+  }
+
   /**
    * mask
    *

diff --git a/test/finance.unit.js b/test/finance.unit.js
@@ -57,6 +57,17 @@ describe('finance.js', function () {
 
     });
 
+    describe('routingNumber()', function () {
+
+        it("should return a routing number", function () {
+
+            var actual = faker.finance.routingNumber();
+
+            assert.ok(actual);
+
+        });
+
+    });
 
     describe('mask( length, parens, ellipsis )', function () {
         it("should set a default length", function () {