From df296352d46730b2e79a05506c2e416e5fce2c9d Mon Sep 17 00:00:00 2001
From: Gokulnath Reddy <gokulnathreddy.y@gmail.com>
Date: Mon, 19 Jun 2017 22:42:54 +1000
Subject: Generate a hexaDecimal string

---
 Readme.md           |  1 +
 lib/random.js       | 19 +++++++++++++++++++
 test/random.unit.js | 14 ++++++++++++++
 3 files changed, 34 insertions(+)

diff --git a/Readme.md b/Readme.md
index fc23abe5..840d950d 100644
--- a/Readme.md
+++ b/Readme.md
@@ -215,6 +215,7 @@ This will interpolate the format string with the value of methods `name.lastName
   * image
   * locale
   * alphaNumeric
+  * hexaDecimal
 * system
   * fileName
   * commonFileName
diff --git a/lib/random.js b/lib/random.js
index 17b74f64..21151213 100644
--- a/lib/random.js
+++ b/lib/random.js
@@ -210,6 +210,25 @@ function Random (faker, seed) {
     return wholeString;
   };
 
+  /**
+   * hexaDecimal
+   *
+   * @method faker.random.hexaDecimal
+   * @param {number} count defaults to 1
+   */
+  this.hexaDecimal = function hexaDecimal(count) {
+    if (typeof count === "undefined") {
+      count = 1;
+    }
+
+    var wholeString = "";
+    for(var i = 0; i < count; i++) {
+      wholeString += faker.random.arrayElement(["0", "1", "2", "3", "4", "5", "6", "7", "8", "9", "a", "b", "c", "d", "e", "f", "A", "B", "C", "D", "E", "F"]);
+    }
+
+    return "0x"+wholeString;
+  };
+
   return this;
 
 }
diff --git a/test/random.unit.js b/test/random.unit.js
index 133fd887..d04bf280 100644
--- a/test/random.unit.js
+++ b/test/random.unit.js
@@ -135,4 +135,18 @@ describe("random.js", function () {
       assert.ok(alphaNumeric(5).length === 5);
     })
   })
+
+  describe('hexaDecimal', function() {
+    var hexaDecimal = faker.random.hexaDecimal;
+
+    it('should generate single hex character when no additional argument was provided', function() {
+      var hex = hexaDecimal();
+      assert.ok(hex.match(/^(0x)[0-9a-f]{1}$/i));
+    })
+
+    it('should generate a random hex string', function() {
+      var hex = hexaDecimal(5);
+      assert.ok(hex.match(/^(0x)[0-9a-f]+$/i));
+    })
+  })
 });
-- 
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