5 files changed, 5 insertions, 0 deletions
diff --git a/tests/unit/resizable/core.js b/tests/unit/resizable/core.js
index a2fb60006..b3c61514a 100644
--- a/tests/unit/resizable/core.js
+++ b/tests/unit/resizable/core.js
@@ -5,6 +5,7 @@ define( [
 	"./helper",
 	"ui/widgets/resizable"
 ], function( QUnit, $, helper, testHelper ) {
+"use strict";
 
 QUnit.module( "resizable: core", { afterEach: helper.moduleAfterEach }  );
 
diff --git a/tests/unit/resizable/events.js b/tests/unit/resizable/events.js
index 3a94d7e52..1822247f5 100644
--- a/tests/unit/resizable/events.js
+++ b/tests/unit/resizable/events.js
@@ -5,6 +5,7 @@ define( [
 	"./helper",
 	"ui/widgets/resizable"
 ], function( QUnit, $, helper, testHelper ) {
+"use strict";
 
 QUnit.module( "resizable: events", { afterEach: helper.moduleAfterEach }  );
 
diff --git a/tests/unit/resizable/helper.js b/tests/unit/resizable/helper.js
index 2b8c2b46d..0c9c13959 100644
--- a/tests/unit/resizable/helper.js
+++ b/tests/unit/resizable/helper.js
@@ -3,6 +3,7 @@ define( [
 	"jquery",
 	"lib/helper"
 ], function( QUnit, $, helper ) {
+"use strict";
 
 return $.extend( helper, {
 	drag: function( el, dx, dy ) {
diff --git a/tests/unit/resizable/methods.js b/tests/unit/resizable/methods.js
index 8bdc08c11..c00687b58 100644
--- a/tests/unit/resizable/methods.js
+++ b/tests/unit/resizable/methods.js
@@ -4,6 +4,7 @@ define( [
 	"lib/helper",
 	"ui/widgets/resizable"
 ], function( QUnit, $, helper ) {
+"use strict";
 
 QUnit.module( "resizable: methods", { afterEach: helper.moduleAfterEach }  );
 
diff --git a/tests/unit/resizable/options.js b/tests/unit/resizable/options.js
index ec5a8c010..d85840562 100644
--- a/tests/unit/resizable/options.js
+++ b/tests/unit/resizable/options.js
@@ -5,6 +5,7 @@ define( [
 	"./helper",
 	"ui/widgets/resizable"
 ], function( QUnit, $, helper, testHelper ) {
+"use strict";
 
 QUnit.module( "resizable: options", { afterEach: helper.moduleAfterEach }  );