[#62,facets][s]: partially working faceting with elasticsearch.

test/model.test.js

@@ -1,6 +1,9 @@
 (function ($) {
 module("Model");
 
+// =================================
+// Field
+
 test('Field: basics', function () {
   var field = new recline.Model.Field({
     id: 'x'
@@ -35,6 +38,10 @@ test('Field: basics', function () {
   equal('XX', out[0].label);
 });
 
+
+// =================================
+// Dataset
+
 test('Dataset', function () {
   var meta = {id: 'test', title: 'xyz'};
   var dataset = new recline.Model.Dataset(meta);
@@ -43,6 +50,28 @@ test('Dataset', function () {
   equal(out.fields.length, 2);
 });
 
+test('Dataset _prepareQuery', function () {
+  var meta = {id: 'test', title: 'xyz'};
+  var dataset = new recline.Model.Dataset(meta);
+
+  var out = dataset._prepareQuery();
+  var exp = new recline.Model.Query().toJSON();
+  deepEqual(out, exp);
+
+  var fieldId = 'abc';
+  dataset.facets.addFacet(fieldId);
+
+  var out = dataset._prepareQuery();
+  var exp = new recline.Model.Query().toJSON();
+  exp.facets = {};
+  exp.facets[fieldId] = { terms: {field: fieldId} };
+  deepEqual(out, exp);
+});
+
+
+// =================================
+// Facet
+
 test('Facet', function () {
   var facets = new recline.Model.FacetList();
   facets.addFacet('xyz');