build: add is-jquery-obj function (#70)

* add is-jquery-obj function

* update version

package.json

@@ -1,6 +1,6 @@
 {
   "name": "testcafe-legacy-api",
-  "version": "5.1.7",
+  "version": "5.1.8",
   "description": "Legacy API support for TestCafe",
   "main": "lib/index.js",
   "scripts": {
@@ -48,7 +48,6 @@
     "async": "3.2.3",
     "dedent": "^0.6.0",
     "highlight-es": "^1.0.0",
-    "is-jquery-obj": "^0.1.0",
     "lodash": "^4.14.0",
     "moment": "^2.14.1",
     "mustache": "^2.2.1",

src/client/api/actions/actions.js

@@ -16,7 +16,7 @@ import * as sourceIndexTracker from '../../source-index';
 import forEachSeries from '../../deps/for-each-series';
 import * as sandboxedJQuery from '../../sandboxed-jquery';
 import ERROR_TYPE from '../../../test-run-error/type';
-import isJQueryObj from 'is-jquery-obj';
+import isJQueryObj from '../../../utils/is-jquery-obj';
 
 var nativeMethods = hammerhead.nativeMethods;
 

src/client/api/assertions.js

@@ -4,7 +4,7 @@ import * as sourceIndexTracker from '../source-index';
 import SETTINGS from '../settings';
 import CROSS_DOMAIN_MESSAGES from '../cross-domain-messages';
 import ERROR_TYPE from '../../test-run-error/type';
-import isJQueryObj from 'is-jquery-obj';
+import isJQueryObj from '../../utils/is-jquery-obj';
 
 var messageSandbox = hammerhead.eventSandbox.message;
 

src/client/runner-base.js

@@ -12,7 +12,7 @@ import COMMAND from '../test-run/command';
 import ERROR_TYPE from '../test-run-error/type';
 import * as sandboxedJQuery from './sandboxed-jquery';
 import * as transport from './transport';
-import isJQueryObj from 'is-jquery-obj';
+import isJQueryObj from '../utils/is-jquery-obj';
 
 var messageSandbox = hammerhead.eventSandbox.message;
 var nativeMethods  = hammerhead.nativeMethods;

src/utils/is-jquery-obj.js

@@ -0,0 +1,3 @@
+export default function (obj) {
+    return !!(obj && obj.jquery);
+}

test/server/is-jquery-obj-test.js

@@ -0,0 +1,10 @@
+const assert      = require('assert');
+const isjQueryObj = require('../../lib/utils/is-jquery-obj').default;
+
+describe('is-jquery-obj test', () => {
+    it('Should define jquery object correctly', () => {
+        assert.equal(isjQueryObj(void 0), false);
+        assert.equal(isjQueryObj({}), false);
+        assert.equal(isjQueryObj({ jquery: {} }), true);
+    });
+});