diff --git a/package.json b/package.json
index 8a0baf1..5f41e7b 100644
--- a/package.json
+++ b/package.json
@@ -33,7 +33,7 @@
     "typings-global": "^1.0.14"
   },
   "devDependencies": {
-    "npmts-g": "^5.2.10",
+    "npmts-g": "^6.0.0",
     "should": "^11.1.2",
     "typings-test": "^1.0.3"
   }
diff --git a/test/test.js b/test/test.js
index 7f8ea3b..dc07ccd 100644
--- a/test/test.js
+++ b/test/test.js
@@ -73,7 +73,7 @@ describe("taskbuffer", function () {
             testTask = new taskbuffer.Task({ taskFunction: testTaskFunction, preTask: testPreTask });
         });
         it("testTask should be and instance of Task", function () {
-            testTask.should.be.instanceof(taskbuffer.Task);
+            should(testTask).be.instanceof(taskbuffer.Task);
         });
         it("testTask.idle is true", function () {
             if (!testTask.idle) {
@@ -81,11 +81,11 @@ describe("taskbuffer", function () {
             }
         });
         it("testTask.running is type boolean and initially false", function () {
-            testTask.running.should.be.type("boolean");
-            testTask.running.should.be.false();
+            should(testTask.running).be.type("boolean");
+            should(testTask.running).be.false();
         });
         it("testTask.trigger() should return Promise", function () {
-            testTask.trigger().should.be.Promise();
+            should(testTask.trigger()).be.Promise();
         });
         it("testTask.trigger() returned Promise should be fullfilled", function (done) {
             testTask.trigger()
@@ -210,4 +210,4 @@ describe("taskbuffer", function () {
         });
     });
 });
-//# sourceMappingURL=data:application/json;base64,{"version":3,"file":"test.js","sourceRoot":"","sources":["test.ts"],"names":[],"mappings":";AAAA,wBAAsB;AACtB,4CAA6C;AAC7C,iCAAkC;AAClC,uBAAuB;AAEvB,mCAAmC;AACnC,IAAI,QAAyB,CAAC;AAC9B,IAAI,gBAAgB,GAAG;IACnB,IAAI,IAAI,GAAG,CAAC,CAAC,KAAK,EAAE,CAAC;IACrB,OAAO,CAAC,GAAG,CAAC,yBAAyB,CAAC,CAAA;IACtC,IAAI,CAAC,OAAO,EAAE,CAAC;IACf,MAAM,CAAC,IAAI,CAAC,OAAO,CAAC;AACxB,CAAC,CAAC;AAEF,IAAI,uBAAuB,GAAG;IAC1B,IAAI,IAAI,GAAG,CAAC,CAAC,KAAK,EAAE,CAAC;IACrB,OAAO,CAAC,GAAG,CAAC,wBAAwB,CAAC,CAAC;IACtC,UAAU,CAAC;QACP,OAAO,CAAC,GAAG,CAAC,sBAAsB,CAAC,CAAC;QACpC,IAAI,CAAC,OAAO,EAAE,CAAC;IACnB,CAAC,EAAC,IAAI,CAAC,CAAC;IACR,MAAM,CAAC,IAAI,CAAC,OAAO,CAAC;AACxB,CAAC,CAAC;AAEF,IAAI,WAAW,GAAG,IAAI,UAAU,CAAC,IAAI,CAAC;IAClC,YAAY,EAAE;QACV,IAAI,IAAI,GAAG,CAAC,CAAC,KAAK,EAAE,CAAC;QACrB,OAAO,CAAC,GAAG,CAAC,kBAAkB,CAAC,CAAC;QAChC,IAAI,CAAC,OAAO,EAAE,CAAC;QACf,MAAM,CAAC,IAAI,CAAC,OAAO,CAAC;IACxB,CAAC;IACD,OAAO,EAAE,QAAQ;CACpB,CAAC,CAAC;AAGH,+BAA+B;AAC/B,IAAI,KAAK,GAAG,IAAI,UAAU,CAAC,IAAI,CAAC;IAC5B,IAAI,EAAE,QAAQ;IACd,YAAY,EAAE;QACV,IAAI,IAAI,GAAG,CAAC,CAAC,KAAK,EAAE,CAAC;QACrB,OAAO,CAAC,GAAG,CAAC,eAAe,CAAC,CAAC;QAC7B,UAAU,CAAC;YACP,OAAO,CAAC,GAAG,CAAC,gBAAgB,CAAC,CAAC;YAC9B,IAAI,CAAC,OAAO,EAAE,CAAC;QACnB,CAAC,EAAE,IAAI,CAAC,CAAA;QACR,MAAM,CAAC,IAAI,CAAC,OAAO,CAAC;IACxB,CAAC;CACJ,CAAC,CAAC;AACH,IAAI,KAAK,GAAG,IAAI,UAAU,CAAC,IAAI,CAAC;IAC5B,IAAI,EAAE,QAAQ;IACd,YAAY,EAAE;QACV,IAAI,IAAI,GAAG,CAAC,CAAC,KAAK,EAAE,CAAC;QACrB,OAAO,CAAC,GAAG,CAAC,eAAe,CAAC,CAAC;QAC7B,UAAU,CAAC;YACP,OAAO,CAAC,GAAG,CAAC,gBAAgB,CAAC,CAAC;YAC9B,IAAI,CAAC,OAAO,EAAE,CAAC;QACnB,CAAC,EAAE,IAAI,CAAC,CAAA;QACR,MAAM,CAAC,IAAI,CAAC,OAAO,CAAC;IACxB,CAAC;CACJ,CAAC,CAAC;AACH,IAAI,KAAK,GAAG,IAAI,UAAU,CAAC,IAAI,CAAC;IAC5B,IAAI,EAAE,QAAQ;IACd,YAAY,EAAE;QACV,IAAI,IAAI,GAAG,CAAC,CAAC,KAAK,EAAE,CAAC;QACrB,OAAO,CAAC,GAAG,CAAC,eAAe,CAAC,CAAC;QAC7B,UAAU,CAAC;YACP,OAAO,CAAC,GAAG,CAAC,gBAAgB,CAAC,CAAC;YAC9B,IAAI,CAAC,OAAO,EAAE,CAAC;QACnB,CAAC,EAAE,IAAI,CAAC,CAAA;QACR,MAAM,CAAC,IAAI,CAAC,OAAO,CAAC;IACxB,CAAC;CACJ,CAAC,CAAC;AAEH,mBAAmB;AACnB,QAAQ,CAAC,YAAY,EAAE;IACnB,QAAQ,CAAC,OAAO,EAAE;QACd,EAAE,CAAC,qCAAqC,EAAE;YACtC,QAAQ,GAAG,IAAI,UAAU,CAAC,IAAI,CAAC,EAAE,YAAY,EAAE,gBAAgB,EAAE,OAAO,EAAE,WAAW,EAAE,CAAC,CAAC;QAC7F,CAAC,CAAC,CAAC;QACH,EAAE,CAAC,yCAAyC,EAAE;YAC1C,QAAQ,CAAC,MAAM,CAAC,EAAE,CAAC,UAAU,CAAC,UAAU,CAAC,IAAI,CAAC,CAAC;QACnD,CAAC,CAAC,CAAC;QACH,EAAE,CAAC,uBAAuB,EAAE;YACxB,EAAE,CAAC,CAAC,CAAC,QAAQ,CAAC,IAAI,CAAC,CAAC,CAAC;gBACjB,MAAM,IAAI,KAAK,CAAC,2BAA2B,CAAC,CAAC;YACjD,CAAC;QAEL,CAAC,CAAC,CAAC;QACH,EAAE,CAAC,sDAAsD,EAAE;YACvD,QAAQ,CAAC,OAAO,CAAC,MAAM,CAAC,EAAE,CAAC,IAAI,CAAC,SAAS,CAAC,CAAC;YAC3C,QAAQ,CAAC,OAAO,CAAC,MAAM,CAAC,EAAE,CAAC,KAAK,EAAE,CAAC;QACvC,CAAC,CAAC,CAAC;QACH,EAAE,CAAC,0CAA0C,EAAE;YAC3C,QAAQ,CAAC,OAAO,EAAE,CAAC,MAAM,CAAC,EAAE,CAAC,OAAO,EAAE,CAAC;QAC3C,CAAC,CAAC,CAAC;QACH,EAAE,CAAC,0DAA0D,EAAE,UAAU,IAAI;YACzE,QAAQ,CAAC,OAAO,EAAE;iBACb,IAAI,CAAC,IAAI,CAAC,CAAC;QACpB,CAAC,CAAC,CAAC;QACH,EAAE,CAAC,6CAA6C,EAAE,UAAU,IAAI;YAC5D,IAAI,aAAa,GAAG,IAAI,UAAU,CAAC,IAAI,CAAC,EAAE,YAAY,EAAE,gBAAgB,EAAE,CAAC,CAAC;YAC5E,aAAa,CAAC,OAAO,EAAE,CAAC,IAAI,CAAC,IAAI,CAAC,CAAC;QACvC,CAAC,CAAC,CAAC;QAEH,EAAE,CAAC,qBAAqB,EAAE,UAAU,IAAI;YACpC,IAAI,CAAC,OAAO,CAAC,KAAK,CAAC,CAAC;YACpB,IAAI,aAAa,GAAG,IAAI,UAAU,CAAC,IAAI,CAAC;gBACpC,YAAY,EAAE,uBAAuB;gBACrC,QAAQ,EAAC,IAAI;gBACb,SAAS,EAAC,CAAC;aACd,CAAC,CAAC;YACH,aAAa,CAAC,OAAO,EAAE,CAAC;YACxB,aAAa,CAAC,OAAO,EAAE,CAAC;YACxB,aAAa,CAAC,OAAO,EAAE,CAAC;YACxB,aAAa,CAAC,OAAO,EAAE,CAAC,IAAI,CAAC;gBACzB,IAAI,EAAE,CAAC;YACX,CAAC,CAAC,CAAA;QACN,CAAC,CAAC,CAAC;IACP,CAAC,CAAC,CAAC;IACH,QAAQ,CAAC,WAAW,EAAE;QAClB,IAAI,aAAa,CAAC;QAClB,IAAI,aAAa,GAAG;YAChB,IAAI,UAAU,CAAC,IAAI,CAAC;gBAChB,IAAI,EAAE,OAAO;gBACb,YAAY,EAAE;oBACV,IAAI,IAAI,GAAG,CAAC,CAAC,KAAK,EAAE,CAAC;oBACrB,UAAU,CAAC,IAAI,CAAC,OAAO,EAAE,IAAI,CAAC,CAAC;oBAC/B,MAAM,CAAC,IAAI,CAAC,OAAO,CAAC;gBACxB,CAAC;aACJ,CAAC;YACF,IAAI,UAAU,CAAC,IAAI,CAAC;gBAChB,IAAI,EAAE,OAAO;gBACb,YAAY,EAAE;oBACV,IAAI,IAAI,GAAG,CAAC,CAAC,KAAK,EAAE,CAAC;oBACrB,UAAU,CAAC,IAAI,CAAC,OAAO,EAAE,IAAI,CAAC,CAAC;oBAC/B,MAAM,CAAC,IAAI,CAAC,OAAO,CAAC;gBACxB,CAAC;aACJ,CAAC;SACL,CAAC;QACF,EAAE,CAAC,8BAA8B,EAAE,UAAU,IAAI;YAC7C,IAAI,CAAC,OAAO,CAAC,IAAI,CAAC,CAAC;YACnB,aAAa,GAAG,IAAI,UAAU,CAAC,SAAS,CAAC;gBACrC,IAAI,EAAE,YAAY;gBAClB,SAAS,EAAE,aAAa;aAC3B,CAAC,CAAC;YACH,aAAa,CAAC,OAAO,EAAE,CAAC,IAAI,CAAC,IAAI,CAAC,CAAC;QACvC,CAAC,CAAC,CAAC;IACP,CAAC,CAAC,CAAC;IACH,QAAQ,CAAC,cAAc,EAAE;QACrB,EAAE,CAAC,wBAAwB,EAAE,UAAU,IAAI;YACvC,IAAI,CAAC,OAAO,CAAC,MAAM,CAAC,CAAC;YACrB,IAAI,gBAAgB,GAAG,IAAI,UAAU,CAAC,YAAY,CAAC;gBAC/C,SAAS,EAAE,CAAC,KAAK,EAAE,KAAK,EAAE,KAAK,CAAC;aACnC,CAAC,CAAC;YACH,gBAAgB,CAAC,OAAO,EAAE,CAAC,IAAI,CAAC;gBAC5B,IAAI,EAAE,CAAC;YACX,CAAC,CAAC,CAAC;QACP,CAAC,CAAC,CAAA;IACN,CAAC,CAAC,CAAC;IACH,QAAQ,CAAC,gBAAgB,EAAC;QACtB,IAAI,SAAS,GAAG,IAAI,UAAU,CAAC,IAAI,CAAC;YAChC,YAAY,EAAE,CAAC,CAAQ;gBACnB,IAAI,IAAI,GAAG,CAAC,CAAC,KAAK,EAAE,CAAC;gBACrB,OAAO,CAAC,GAAG,CAAC,WAAW,CAAC,CAAC;gBACzB,OAAO,CAAC,GAAG,CAAC,CAAC,CAAC,CAAC;gBACf,IAAI,CAAC,OAAO,CAAC,CAAC,CAAC,CAAC;gBAChB,MAAM,CAAC,IAAI,CAAC,OAAO,CAAC;YACxB,CAAC;SACJ,CAAC,CAAC;QAEH,IAAI,gBAAgB,GAAG,IAAI,UAAU,CAAC,IAAI,CAAC;YACvC,YAAY,EAAE,CAAC,CAAQ;gBACnB,IAAI,IAAI,GAAG,CAAC,CAAC,KAAK,EAAE,CAAC;gBACrB,OAAO,CAAC,GAAG,CAAC,WAAW,CAAC,CAAC;gBACzB,OAAO,CAAC,GAAG,CAAC,CAAC,CAAC,CAAC;gBACf,IAAI,CAAC,OAAO,CAAC,CAAC,CAAC,CAAC;gBAChB,MAAM,CAAC,IAAI,CAAC,OAAO,CAAC;YACxB,CAAC;YACD,QAAQ,EAAC,IAAI;YACb,SAAS,EAAE,CAAC;SACf,CAAC,CAAC;QAEH,IAAI,SAAS,GAAG,IAAI,UAAU,CAAC,IAAI,CAAC;YAChC,YAAY,EAAE,CAAC,CAAQ;gBACnB,IAAI,IAAI,GAAG,CAAC,CAAC,KAAK,EAAE,CAAC;gBACrB,OAAO,CAAC,GAAG,CAAC,WAAW,CAAC,CAAC;gBACzB,OAAO,CAAC,GAAG,CAAC,CAAC,CAAC,CAAC;gBACf,IAAI,CAAC,OAAO,CAAC,CAAC,CAAC,CAAC;gBAChB,MAAM,CAAC,IAAI,CAAC,OAAO,CAAC;YACxB,CAAC;YACD,OAAO,EAAC,SAAS;SACpB,CAAC,CAAC;QACH,IAAI,SAAS,GAAG,IAAI,UAAU,CAAC,SAAS,CAAC;YACrC,SAAS,EAAC,CAAC,SAAS,EAAC,SAAS,CAAC;SAClC,CAAC,CAAC;QACH,EAAE,CAAC,wCAAwC,EAAC,UAAS,IAAI;YACrD,SAAS,CAAC,OAAO,CAAC,EAAE,CAAC,CAAC,IAAI,CAAC,CAAC,CAAC;gBACzB,MAAM,CAAC,KAAK,CAAC,CAAC,EAAC,EAAE,CAAC,CAAC;gBACnB,IAAI,EAAE,CAAC;YACX,CAAC,CAAC,CAAC,KAAK,CAAC,IAAI,CAAC,CAAC;QACnB,CAAC,CAAC,CAAC;QACH,EAAE,CAAC,wCAAwC,EAAC,UAAS,IAAI;YACrD,SAAS,CAAC,OAAO,CAAC,EAAE,CAAC,CAAC,IAAI,CAAC,CAAC,CAAC;gBACzB,MAAM,CAAC,KAAK,CAAC,CAAC,EAAC,EAAE,CAAC,CAAC;gBACnB,IAAI,EAAE,CAAC;YACX,CAAC,CAAC,CAAC,KAAK,CAAC,IAAI,CAAC,CAAC;QACnB,CAAC,CAAC,CAAC;QAEH,EAAE,CAAC,sDAAsD,EAAC,UAAS,IAAI;YACnE,gBAAgB,CAAC,OAAO,CAAC,EAAE,CAAC,CAAC,IAAI,CAAC,CAAC,CAAC;gBAChC,MAAM,CAAC,KAAK,CAAC,CAAC,EAAC,EAAE,CAAC,CAAC;gBACnB,IAAI,EAAE,CAAC;YACX,CAAC,CAAC,CAAC,KAAK,CAAC,IAAI,CAAC,CAAC;QACnB,CAAC,CAAC,CAAC;QAEH,EAAE,CAAC,qDAAqD,EAAC,UAAS,IAAI;YAClE,SAAS,CAAC,OAAO,CAAC,EAAE,CAAC,CAAC,IAAI,CAAC,CAAC,CAAC;gBACzB,MAAM,CAAC,KAAK,CAAC,CAAC,EAAC,EAAE,CAAC,CAAC;gBACnB,IAAI,EAAE,CAAC;YACX,CAAC,CAAC,CAAC,KAAK,CAAC,IAAI,CAAC,CAAC;QACnB,CAAC,CAAC,CAAC;IACP,CAAC,CAAC,CAAA;AACN,CAAC,CAAC,CAAC"}
\ No newline at end of file
+//# sourceMappingURL=data:application/json;base64,{"version":3,"file":"test.js","sourceRoot":"","sources":["test.ts"],"names":[],"mappings":";AAAA,wBAAsB;AACtB,4CAA6C;AAC7C,iCAAkC;AAClC,uBAAuB;AAEvB,mCAAmC;AACnC,IAAI,QAAyB,CAAC;AAC9B,IAAI,gBAAgB,GAAG;IACnB,IAAI,IAAI,GAAG,CAAC,CAAC,KAAK,EAAE,CAAC;IACrB,OAAO,CAAC,GAAG,CAAC,yBAAyB,CAAC,CAAA;IACtC,IAAI,CAAC,OAAO,EAAE,CAAC;IACf,MAAM,CAAC,IAAI,CAAC,OAAO,CAAC;AACxB,CAAC,CAAC;AAEF,IAAI,uBAAuB,GAAG;IAC1B,IAAI,IAAI,GAAG,CAAC,CAAC,KAAK,EAAE,CAAC;IACrB,OAAO,CAAC,GAAG,CAAC,wBAAwB,CAAC,CAAC;IACtC,UAAU,CAAC;QACP,OAAO,CAAC,GAAG,CAAC,sBAAsB,CAAC,CAAC;QACpC,IAAI,CAAC,OAAO,EAAE,CAAC;IACnB,CAAC,EAAC,IAAI,CAAC,CAAC;IACR,MAAM,CAAC,IAAI,CAAC,OAAO,CAAC;AACxB,CAAC,CAAC;AAEF,IAAI,WAAW,GAAG,IAAI,UAAU,CAAC,IAAI,CAAC;IAClC,YAAY,EAAE;QACV,IAAI,IAAI,GAAG,CAAC,CAAC,KAAK,EAAE,CAAC;QACrB,OAAO,CAAC,GAAG,CAAC,kBAAkB,CAAC,CAAC;QAChC,IAAI,CAAC,OAAO,EAAE,CAAC;QACf,MAAM,CAAC,IAAI,CAAC,OAAO,CAAC;IACxB,CAAC;IACD,OAAO,EAAE,QAAQ;CACpB,CAAC,CAAC;AAGH,+BAA+B;AAC/B,IAAI,KAAK,GAAG,IAAI,UAAU,CAAC,IAAI,CAAC;IAC5B,IAAI,EAAE,QAAQ;IACd,YAAY,EAAE;QACV,IAAI,IAAI,GAAG,CAAC,CAAC,KAAK,EAAE,CAAC;QACrB,OAAO,CAAC,GAAG,CAAC,eAAe,CAAC,CAAC;QAC7B,UAAU,CAAC;YACP,OAAO,CAAC,GAAG,CAAC,gBAAgB,CAAC,CAAC;YAC9B,IAAI,CAAC,OAAO,EAAE,CAAC;QACnB,CAAC,EAAE,IAAI,CAAC,CAAA;QACR,MAAM,CAAC,IAAI,CAAC,OAAO,CAAC;IACxB,CAAC;CACJ,CAAC,CAAC;AACH,IAAI,KAAK,GAAG,IAAI,UAAU,CAAC,IAAI,CAAC;IAC5B,IAAI,EAAE,QAAQ;IACd,YAAY,EAAE;QACV,IAAI,IAAI,GAAG,CAAC,CAAC,KAAK,EAAE,CAAC;QACrB,OAAO,CAAC,GAAG,CAAC,eAAe,CAAC,CAAC;QAC7B,UAAU,CAAC;YACP,OAAO,CAAC,GAAG,CAAC,gBAAgB,CAAC,CAAC;YAC9B,IAAI,CAAC,OAAO,EAAE,CAAC;QACnB,CAAC,EAAE,IAAI,CAAC,CAAA;QACR,MAAM,CAAC,IAAI,CAAC,OAAO,CAAC;IACxB,CAAC;CACJ,CAAC,CAAC;AACH,IAAI,KAAK,GAAG,IAAI,UAAU,CAAC,IAAI,CAAC;IAC5B,IAAI,EAAE,QAAQ;IACd,YAAY,EAAE;QACV,IAAI,IAAI,GAAG,CAAC,CAAC,KAAK,EAAE,CAAC;QACrB,OAAO,CAAC,GAAG,CAAC,eAAe,CAAC,CAAC;QAC7B,UAAU,CAAC;YACP,OAAO,CAAC,GAAG,CAAC,gBAAgB,CAAC,CAAC;YAC9B,IAAI,CAAC,OAAO,EAAE,CAAC;QACnB,CAAC,EAAE,IAAI,CAAC,CAAA;QACR,MAAM,CAAC,IAAI,CAAC,OAAO,CAAC;IACxB,CAAC;CACJ,CAAC,CAAC;AAEH,mBAAmB;AACnB,QAAQ,CAAC,YAAY,EAAE;IACnB,QAAQ,CAAC,OAAO,EAAE;QACd,EAAE,CAAC,qCAAqC,EAAE;YACtC,QAAQ,GAAG,IAAI,UAAU,CAAC,IAAI,CAAC,EAAE,YAAY,EAAE,gBAAgB,EAAE,OAAO,EAAE,WAAW,EAAE,CAAC,CAAC;QAC7F,CAAC,CAAC,CAAC;QACH,EAAE,CAAC,yCAAyC,EAAE;YAC1C,MAAM,CAAC,QAAQ,CAAC,CAAC,EAAE,CAAC,UAAU,CAAC,UAAU,CAAC,IAAI,CAAC,CAAC;QACpD,CAAC,CAAC,CAAC;QACH,EAAE,CAAC,uBAAuB,EAAE;YACxB,EAAE,CAAC,CAAC,CAAC,QAAQ,CAAC,IAAI,CAAC,CAAC,CAAC;gBACjB,MAAM,IAAI,KAAK,CAAC,2BAA2B,CAAC,CAAC;YACjD,CAAC;QAEL,CAAC,CAAC,CAAC;QACH,EAAE,CAAC,sDAAsD,EAAE;YACvD,MAAM,CAAC,QAAQ,CAAC,OAAO,CAAC,CAAC,EAAE,CAAC,IAAI,CAAC,SAAS,CAAC,CAAC;YAC5C,MAAM,CAAC,QAAQ,CAAC,OAAO,CAAC,CAAC,EAAE,CAAC,KAAK,EAAE,CAAC;QACxC,CAAC,CAAC,CAAC;QACH,EAAE,CAAC,0CAA0C,EAAE;YAC3C,MAAM,CAAC,QAAQ,CAAC,OAAO,EAAE,CAAC,CAAC,EAAE,CAAC,OAAO,EAAE,CAAC;QAC5C,CAAC,CAAC,CAAC;QACH,EAAE,CAAC,0DAA0D,EAAE,UAAU,IAAI;YACzE,QAAQ,CAAC,OAAO,EAAE;iBACb,IAAI,CAAC,IAAI,CAAC,CAAC;QACpB,CAAC,CAAC,CAAC;QACH,EAAE,CAAC,6CAA6C,EAAE,UAAU,IAAI;YAC5D,IAAI,aAAa,GAAG,IAAI,UAAU,CAAC,IAAI,CAAC,EAAE,YAAY,EAAE,gBAAgB,EAAE,CAAC,CAAC;YAC5E,aAAa,CAAC,OAAO,EAAE,CAAC,IAAI,CAAC,IAAI,CAAC,CAAC;QACvC,CAAC,CAAC,CAAC;QAEH,EAAE,CAAC,qBAAqB,EAAE,UAAU,IAAI;YACpC,IAAI,CAAC,OAAO,CAAC,KAAK,CAAC,CAAC;YACpB,IAAI,aAAa,GAAG,IAAI,UAAU,CAAC,IAAI,CAAC;gBACpC,YAAY,EAAE,uBAAuB;gBACrC,QAAQ,EAAC,IAAI;gBACb,SAAS,EAAC,CAAC;aACd,CAAC,CAAC;YACH,aAAa,CAAC,OAAO,EAAE,CAAC;YACxB,aAAa,CAAC,OAAO,EAAE,CAAC;YACxB,aAAa,CAAC,OAAO,EAAE,CAAC;YACxB,aAAa,CAAC,OAAO,EAAE,CAAC,IAAI,CAAC;gBACzB,IAAI,EAAE,CAAC;YACX,CAAC,CAAC,CAAA;QACN,CAAC,CAAC,CAAC;IACP,CAAC,CAAC,CAAC;IACH,QAAQ,CAAC,WAAW,EAAE;QAClB,IAAI,aAAa,CAAC;QAClB,IAAI,aAAa,GAAG;YAChB,IAAI,UAAU,CAAC,IAAI,CAAC;gBAChB,IAAI,EAAE,OAAO;gBACb,YAAY,EAAE;oBACV,IAAI,IAAI,GAAG,CAAC,CAAC,KAAK,EAAE,CAAC;oBACrB,UAAU,CAAC,IAAI,CAAC,OAAO,EAAE,IAAI,CAAC,CAAC;oBAC/B,MAAM,CAAC,IAAI,CAAC,OAAO,CAAC;gBACxB,CAAC;aACJ,CAAC;YACF,IAAI,UAAU,CAAC,IAAI,CAAC;gBAChB,IAAI,EAAE,OAAO;gBACb,YAAY,EAAE;oBACV,IAAI,IAAI,GAAG,CAAC,CAAC,KAAK,EAAE,CAAC;oBACrB,UAAU,CAAC,IAAI,CAAC,OAAO,EAAE,IAAI,CAAC,CAAC;oBAC/B,MAAM,CAAC,IAAI,CAAC,OAAO,CAAC;gBACxB,CAAC;aACJ,CAAC;SACL,CAAC;QACF,EAAE,CAAC,8BAA8B,EAAE,UAAU,IAAI;YAC7C,IAAI,CAAC,OAAO,CAAC,IAAI,CAAC,CAAC;YACnB,aAAa,GAAG,IAAI,UAAU,CAAC,SAAS,CAAC;gBACrC,IAAI,EAAE,YAAY;gBAClB,SAAS,EAAE,aAAa;aAC3B,CAAC,CAAC;YACH,aAAa,CAAC,OAAO,EAAE,CAAC,IAAI,CAAC,IAAI,CAAC,CAAC;QACvC,CAAC,CAAC,CAAC;IACP,CAAC,CAAC,CAAC;IACH,QAAQ,CAAC,cAAc,EAAE;QACrB,EAAE,CAAC,wBAAwB,EAAE,UAAU,IAAI;YACvC,IAAI,CAAC,OAAO,CAAC,MAAM,CAAC,CAAC;YACrB,IAAI,gBAAgB,GAAG,IAAI,UAAU,CAAC,YAAY,CAAC;gBAC/C,SAAS,EAAE,CAAC,KAAK,EAAE,KAAK,EAAE,KAAK,CAAC;aACnC,CAAC,CAAC;YACH,gBAAgB,CAAC,OAAO,EAAE,CAAC,IAAI,CAAC;gBAC5B,IAAI,EAAE,CAAC;YACX,CAAC,CAAC,CAAC;QACP,CAAC,CAAC,CAAA;IACN,CAAC,CAAC,CAAC;IACH,QAAQ,CAAC,gBAAgB,EAAC;QACtB,IAAI,SAAS,GAAG,IAAI,UAAU,CAAC,IAAI,CAAC;YAChC,YAAY,EAAE,CAAC,CAAQ;gBACnB,IAAI,IAAI,GAAG,CAAC,CAAC,KAAK,EAAE,CAAC;gBACrB,OAAO,CAAC,GAAG,CAAC,WAAW,CAAC,CAAC;gBACzB,OAAO,CAAC,GAAG,CAAC,CAAC,CAAC,CAAC;gBACf,IAAI,CAAC,OAAO,CAAC,CAAC,CAAC,CAAC;gBAChB,MAAM,CAAC,IAAI,CAAC,OAAO,CAAC;YACxB,CAAC;SACJ,CAAC,CAAC;QAEH,IAAI,gBAAgB,GAAG,IAAI,UAAU,CAAC,IAAI,CAAC;YACvC,YAAY,EAAE,CAAC,CAAQ;gBACnB,IAAI,IAAI,GAAG,CAAC,CAAC,KAAK,EAAE,CAAC;gBACrB,OAAO,CAAC,GAAG,CAAC,WAAW,CAAC,CAAC;gBACzB,OAAO,CAAC,GAAG,CAAC,CAAC,CAAC,CAAC;gBACf,IAAI,CAAC,OAAO,CAAC,CAAC,CAAC,CAAC;gBAChB,MAAM,CAAC,IAAI,CAAC,OAAO,CAAC;YACxB,CAAC;YACD,QAAQ,EAAC,IAAI;YACb,SAAS,EAAE,CAAC;SACf,CAAC,CAAC;QAEH,IAAI,SAAS,GAAG,IAAI,UAAU,CAAC,IAAI,CAAC;YAChC,YAAY,EAAE,CAAC,CAAQ;gBACnB,IAAI,IAAI,GAAG,CAAC,CAAC,KAAK,EAAE,CAAC;gBACrB,OAAO,CAAC,GAAG,CAAC,WAAW,CAAC,CAAC;gBACzB,OAAO,CAAC,GAAG,CAAC,CAAC,CAAC,CAAC;gBACf,IAAI,CAAC,OAAO,CAAC,CAAC,CAAC,CAAC;gBAChB,MAAM,CAAC,IAAI,CAAC,OAAO,CAAC;YACxB,CAAC;YACD,OAAO,EAAC,SAAS;SACpB,CAAC,CAAC;QACH,IAAI,SAAS,GAAG,IAAI,UAAU,CAAC,SAAS,CAAC;YACrC,SAAS,EAAC,CAAC,SAAS,EAAC,SAAS,CAAC;SAClC,CAAC,CAAC;QACH,EAAE,CAAC,wCAAwC,EAAC,UAAS,IAAI;YACrD,SAAS,CAAC,OAAO,CAAC,EAAE,CAAC,CAAC,IAAI,CAAC,CAAC,CAAC;gBACzB,MAAM,CAAC,KAAK,CAAC,CAAC,EAAC,EAAE,CAAC,CAAC;gBACnB,IAAI,EAAE,CAAC;YACX,CAAC,CAAC,CAAC,KAAK,CAAC,IAAI,CAAC,CAAC;QACnB,CAAC,CAAC,CAAC;QACH,EAAE,CAAC,wCAAwC,EAAC,UAAS,IAAI;YACrD,SAAS,CAAC,OAAO,CAAC,EAAE,CAAC,CAAC,IAAI,CAAC,CAAC,CAAC;gBACzB,MAAM,CAAC,KAAK,CAAC,CAAC,EAAC,EAAE,CAAC,CAAC;gBACnB,IAAI,EAAE,CAAC;YACX,CAAC,CAAC,CAAC,KAAK,CAAC,IAAI,CAAC,CAAC;QACnB,CAAC,CAAC,CAAC;QAEH,EAAE,CAAC,sDAAsD,EAAC,UAAS,IAAI;YACnE,gBAAgB,CAAC,OAAO,CAAC,EAAE,CAAC,CAAC,IAAI,CAAC,CAAC,CAAC;gBAChC,MAAM,CAAC,KAAK,CAAC,CAAC,EAAC,EAAE,CAAC,CAAC;gBACnB,IAAI,EAAE,CAAC;YACX,CAAC,CAAC,CAAC,KAAK,CAAC,IAAI,CAAC,CAAC;QACnB,CAAC,CAAC,CAAC;QAEH,EAAE,CAAC,qDAAqD,EAAC,UAAS,IAAI;YAClE,SAAS,CAAC,OAAO,CAAC,EAAE,CAAC,CAAC,IAAI,CAAC,CAAC,CAAC;gBACzB,MAAM,CAAC,KAAK,CAAC,CAAC,EAAC,EAAE,CAAC,CAAC;gBACnB,IAAI,EAAE,CAAC;YACX,CAAC,CAAC,CAAC,KAAK,CAAC,IAAI,CAAC,CAAC;QACnB,CAAC,CAAC,CAAC;IACP,CAAC,CAAC,CAAA;AACN,CAAC,CAAC,CAAC"}
\ No newline at end of file
diff --git a/test/test.ts b/test/test.ts
index d47cfd0..5c21615 100644
--- a/test/test.ts
+++ b/test/test.ts
@@ -78,7 +78,7 @@ describe("taskbuffer", function () {
             testTask = new taskbuffer.Task({ taskFunction: testTaskFunction, preTask: testPreTask });
         });
         it("testTask should be and instance of Task", function () {
-            testTask.should.be.instanceof(taskbuffer.Task);
+            should(testTask).be.instanceof(taskbuffer.Task);
         });
         it("testTask.idle is true", function () {
             if (!testTask.idle) {
@@ -87,11 +87,11 @@ describe("taskbuffer", function () {
 
         });
         it("testTask.running is type boolean and initially false", function () {
-            testTask.running.should.be.type("boolean");
-            testTask.running.should.be.false();
+            should(testTask.running).be.type("boolean");
+            should(testTask.running).be.false();
         });
         it("testTask.trigger() should return Promise", function () {
-            testTask.trigger().should.be.Promise();
+            should(testTask.trigger()).be.Promise();
         });
         it("testTask.trigger() returned Promise should be fullfilled", function (done) {
             testTask.trigger()