Tests and patch for group filter

spec/javascripts/unit/darkswarm/filters/filter_groups_spec.js.coffee

@@ -0,0 +1,34 @@
+describe "filtering Groups", ->
+  filterGroups = null
+  groups = [{
+    name: "test"
+    long_description: "roger"
+    enterprises: [{
+        name: "kittens"
+      }, {
+        name: "kittens"
+      }]
+    }, {
+    name: "blankness"
+    long_description: "in the sky"
+    enterprises: [{
+        name: "ponies"
+      }, {
+        name: "ponies"
+      }]
+    }
+  ]
+
+  beforeEach ->
+    module 'Darkswarm'
+    inject ($filter) ->
+      filterGroups = $filter('groups')
+
+  it "filters by name", ->
+    expect(filterGroups(groups, "test")[0]).toBe groups[0]
+
+  it "filters by description", ->
+    expect(filterGroups(groups, "sky")[0]).toBe groups[1]
+
+  it "filters by enterprise name", ->
+    expect(filterGroups(groups, "ponies")[0]).toBe groups[1]