added sanitiser wrapper for fallback to call addressit explicitly

sanitiser/search_fallback.js

@@ -0,0 +1,13 @@
+var sanitizeAll = require('../sanitiser/sanitizeAll'),
+    sanitizers = {
+      text: require('../sanitiser/_text_autocomplete')
+    };
+
+var sanitize = function(req, cb) { sanitizeAll(req, sanitizers, cb); };
+
+// middleware
+module.exports.middleware = function( req, res, next ){
+  sanitize( req, function( err, clean ){
+    next();
+  });
+};

test/unit/sanitiser/search_fallback.js

@@ -0,0 +1,41 @@
+var proxyquire =  require('proxyquire').noCallThru();
+
+module.exports.tests = {};
+
+module.exports.tests.sanitize = function(test, common) {
+  test('verify that all sanitisers were called as expected', function(t) {
+    var called_sanitisers = [];
+
+    // rather than re-verify the functionality of all the sanitisers, this test just verifies that they
+    //  were all called correctly
+    var search = proxyquire('../../../sanitiser/search_fallback', {
+      '../sanitiser/_text_autocomplete': function() {
+        called_sanitisers.push('_text_autocomplete');
+        return { errors: [], warnings: [] };
+      }
+    });
+
+    var expected_sanitisers = [
+      '_text_autocomplete'
+    ];
+
+    var req = {};
+    var res = {};
+
+    search.middleware(req, res, function(){
+      t.deepEquals(called_sanitisers, expected_sanitisers);
+      t.end();
+    });
+  });
+};
+
+module.exports.all = function (tape, common) {
+
+  function test(name, testFunction) {
+    return tape('SANITIZE /search_fallback ' + name, testFunction);
+  }
+
+  for( var testCase in module.exports.tests ){
+    module.exports.tests[testCase](test, common);
+  }
+};