fix: add real test

Author: Redmega

test/unit/data.json

@@ -77,6 +77,12 @@
     "char_c": {
       ".priority": "c",
       "aLetter": "c"
+    },
+    "zbool_true": {
+      "aBoolean": true
+    },
+    "zbool_false": {
+      "aBoolean": false
     }
   },
   "collections": {

test/unit/query.js

@@ -146,6 +146,16 @@ describe('MockQuery', function () {
         expect(spy.called).to.equal(true);
       });
 
+      it('should work with boolean equalTo', function() {
+        var spy = sinon.spy(function(snap) {
+          expect(_.keys(snap.val())).eql(['zbool_true']);
+        });
+
+        ref.limitToLast(2).equalTo(true).on('value', spy);
+        ref.flush();
+        expect(spy).callCount(1);
+      });
+
       it('should return null if not equalTo', function() {
         var spy = sinon.spy(function(snap) {
           expect(snap.val()).equals(null);
@@ -345,8 +355,4 @@ describe('MockQuery', function () {
 
     it('should start at the key+priority given');
   });
-
-  describe('equalTo', function() {
-    it('should start and stop at the key given');
-  });
 });