diff --git a/docs/test/index.html b/docs/test/index.html
index 725dde8de..fac7dba46 100644
--- a/docs/test/index.html
+++ b/docs/test/index.html
@@ -9,7 +9,8 @@
                 width: 400px;
                 height: 300px;
                 margin: 20px auto;
-                opacity: 0.2;
+                opacity: 0.1;
+                background: #000;
             }
         </style>
     </head>
diff --git a/docs/test/index.test.js b/docs/test/index.test.js
index 42016d8b6..824b4ab2d 100644
--- a/docs/test/index.test.js
+++ b/docs/test/index.test.js
@@ -5,18 +5,14 @@ var artBaseOption = {
 
 describe('Detect registration status', function() {
     it('Constructor is a global variable', function() {
-        expect(window.Artplayer).to.be.an('function');
-        expect(window.Artplayer.version).to.be.an('string');
-        expect(window.Artplayer.env).to.be.an('string');
-        expect(window.Artplayer.config).to.be.an('object');
-        expect(window.Artplayer.utils).to.be.an('object');
-        expect(window.Artplayer.DEFAULTS).to.be.an('object');
-        expect(window.Artplayer.instances).to.be.an('array');
+        expect(Artplayer).to.be.an('function');
+        expect(Artplayer.instances).to.be.an('array');
     });
 
-    it('Instantiation state', function() {
+    it('Instance state', function() {
         var art = new Artplayer(artBaseOption);
         expect(art).to.be.an('object');
+        expect(art.id).to.equal(1);
     });
 
     it('Throw error when multiple instances on the same dom element', function() {
@@ -24,4 +20,12 @@ describe('Detect registration status', function() {
             new Artplayer(artBaseOption);
         }).to.throw(/Cannot mount multiple instances on the same dom element/);
     });
+
+    it('Destroy all instances', function() {
+        expect(Artplayer.instances.length).to.equal(1);
+        Artplayer.instances.forEach(art => {
+            art.destroy(true);
+        });
+        expect(Artplayer.instances.length).to.equal(0);
+    });
 });
diff --git a/docs/uncompiled/artplayer.js b/docs/uncompiled/artplayer.js
index 35a33b4c0..f0d45b950 100644
--- a/docs/uncompiled/artplayer.js
+++ b/docs/uncompiled/artplayer.js
@@ -4677,7 +4677,7 @@
       }
   };
   exports.ContentRect = ContentRect;
-
+  //# sourceMappingURL=data:application/json;base64,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
   });
 
   unwrapExports(ContentRect_1);
@@ -4714,7 +4714,7 @@
       return ResizeObservation;
   }());
   exports.ResizeObservation = ResizeObservation;
-
+  //# sourceMappingURL=data:application/json;base64,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
   });
 
   unwrapExports(ResizeObservation_1);
@@ -4731,7 +4731,7 @@
       return ResizeObserverEntry;
   }());
   exports.ResizeObserverEntry = ResizeObserverEntry;
-
+  //# sourceMappingURL=data:application/json;base64,eyJ2ZXJzaW9uIjozLCJmaWxlIjoiUmVzaXplT2JzZXJ2ZXJFbnRyeS5qcyIsInNvdXJjZVJvb3QiOiIiLCJzb3VyY2VzIjpbIi4uL3NyYy9SZXNpemVPYnNlcnZlckVudHJ5LnRzIl0sIm5hbWVzIjpbXSwibWFwcGluZ3MiOiI7O0FBQUEsNkNBQTRDO0FBRTVDO0lBR0ksNkJBQVksTUFBZTtRQUN2QixJQUFJLENBQUMsTUFBTSxHQUFHLE1BQU0sQ0FBQztRQUNyQixJQUFJLENBQUMsV0FBVyxHQUFHLHlCQUFXLENBQUMsTUFBTSxDQUFDLENBQUM7SUFDM0MsQ0FBQztJQUNMLDBCQUFDO0FBQUQsQ0FBQyxBQVBELElBT0M7QUFFUSxrREFBbUIifQ==
   });
 
   unwrapExports(ResizeObserverEntry_1);
@@ -4904,7 +4904,7 @@
       return window.ResizeObserver = ResizeObserver;
   };
   exports.install = install;
-
+  //# sourceMappingURL=data:application/json;base64,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
   });
 
   unwrapExports(ResizeObserver_1);