diff --git a/app/blog/render/retrieve/tests/absoluteURLs.js b/app/blog/render/retrieve/tests/absoluteURLs.js
new file mode 100644
index 00000000000..fa8526f644d
--- /dev/null
+++ b/app/blog/render/retrieve/tests/absoluteURLs.js
@@ -0,0 +1,54 @@
+describe("absoluteURLs", function() {
+  var absoluteURLs = require("../absoluteURLs");
+  var mustache = require("mustache");
+
+  global.test.blog();
+
+  beforeEach(function() {
+    this.request = {
+      protocol: "http",
+      get: function() {
+        return "example.com";
+      }
+    };
+  });
+
+  it("replaces relative links with absolute URLs", function(done) {
+    var result;
+    var locals = {};
+    var html = '<a href="/foo"></a>';
+    var template = "{{#absoluteURLs}}" + html + "{{/absoluteURLs}}";
+
+    absoluteURLs(this.request, function(err, lambda) {
+      result = mustache.render(template, { absoluteURLs: lambda });
+      expect(result).toEqual('<a href="http://example.com/foo"></a>');
+      done();
+    });
+  });
+
+  it("replaces relative image sources with absolute sources", function(done) {
+    var result;
+    var locals = {};
+    var html = '<img src="/bar.jpg">';
+    var template = "{{#absoluteURLs}}" + html + "{{/absoluteURLs}}";
+
+    absoluteURLs(this.request, function(err, lambda) {
+      result = mustache.render(template, { absoluteURLs: lambda });
+      expect(result).toEqual('<img src="http://example.com/bar.jpg">');
+      done();
+    });
+  });
+
+  it("leaves fully qualified links and images as-is", function(done) {
+    var result;
+    var locals = {};
+    var html = '<a href="http://example.com/foo"><img src="http://example.com/bar.jpg"></a>';
+    var template = "{{#absoluteURLs}}" + html + "{{/absoluteURLs}}";
+
+    absoluteURLs(this.request, function(err, lambda) {
+      result = mustache.render(template, { absoluteURLs: lambda });
+      expect(result).toEqual(html);
+      done();
+    });
+  });
+});