- mongodb in memory for integration tests

- bug and test fixes

README.md

@@ -43,7 +43,7 @@ var Model = mongoose.model('Model',  schema); // Model.paginate()
   - `[leanWithId=true]` {Boolean} - If `lean` and `leanWithId` are `true`, adds `id` field with string representation of `_id` to every document
   - `[offset=0]` {Number} - Use `offset` or `page` to set skip position
   - `[page=1]` {Number}
-  - `[limit=10]` {Number}
+  - `[limit=Number.MAX_SAFE_INTEGER]` {Number}
 * `[callback(err, result)]` - If specified the callback is called once pagination results are retrieved or when an error has occurred
 
 **Return value**
@@ -107,19 +107,6 @@ Book.paginate(query, options).then(function(result) {
 });
 ```
 
-#### Zero limit
-
-You can use `limit=0` to get only metadata:
-
-```js
-Model.paginate({}, { offset: 100, limit: 0 }).then(function(result) {
-  // result.docs - empty array
-  // result.total
-  // result.limit - 0
-  // result.offset - 100
-});
-```
-
 #### Set custom default options for all queries
 
 config.js:

index.js

@@ -24,7 +24,7 @@ function paginate(query, options, callback) {
   let populate = options.populate;
   let lean = options.lean || false;
   let leanWithId = options.leanWithId ? options.leanWithId : true;
-  let limit = options.limit ? options.limit : 10;
+  let limit = options.limit || Number.MAX_SAFE_INTEGER;
   let page, offset, skip, promises;
   if (options.offset) {
     offset = options.offset;
@@ -65,23 +65,23 @@ function paginate(query, options, callback) {
   promises = Object.keys(promises).map((x) => promises[x]);
   return Promise.all(promises).then((data) => {
     let result = {
-      docs: data.docs,
-      total: data.count,
+      docs: data[0],
+      total: data[1],
       limit: limit
     };
     if (offset !== undefined) {
       result.offset = offset;
     }
     if (page !== undefined) {
       result.page = page;
-      result.pages = Math.ceil(data.count / limit) || 1;
+      result.pages = Math.ceil(result.total / limit) || 1;
     }
     if (typeof callback === 'function') {
       return callback(null, result);
     }
-    let promise = new Promise();
-    promise.resolve(result);
-    return promise;
+    return new Promise((resolve, reject) => { 
+        resolve(result);
+    });
   });
 }