Add a test to verify PersistedModel updateAll

Signed-off-by: Miroslav Bajtoš <mbajtoss@gmail.com>

package.json

@@ -32,7 +32,7 @@
   "homepage": "http://loopback.io",
   "dependencies": {
     "loopback-datasource-juggler": "^3.0.0",
-    "strong-remoting": "^3.0.0"
+    "strong-remoting": "^3.15.0"
   },
   "devDependencies": {
     "assert": "^1.4.1",

test/remote-models.test.js

@@ -373,4 +373,17 @@ describe('Remote model tests', function() {
         });
     }
   });
+
+  describe('Model.updateAll([where], [data])', () => {
+    it('returns the count of updated instances in data source', async () => {
+      await ServerModel.create({first: 'baby', age: 1});
+      await ServerModel.create({first: 'grandma', age: 80});
+
+      const result = await ClientModel.updateAll(
+        {age: {lt: 6}},
+        {last: 'young'},
+      );
+      assert.deepEqual(result, {count: 1});
+    });
+  });
 });