Written tests for contains, in_array and getDomainFromUrl.

tests/helpers/getDomainFromUrl.spec.js

@@ -7,4 +7,13 @@ describe('getDomainFromUrl', function() {
     it('should be a function', function() {
         expect(getDomainFromUrl).to.be.a('function');
     });
+
+    it('should return the domain', function() {
+        expect(getDomainFromUrl('http://google.com/something/very/secret')).to.equal('http://google.com');
+
+        expect(getDomainFromUrl('http://www.google.com/something/very/secret')).to.equal('http://www.google.com');
+
+        // This is not how it was imaged to work, but let's leave it here as a warning.
+        expect(getDomainFromUrl('google.com/something/very/secret')).to.equal('google.com//very');
+    });
 });