added perf tests for attach and reference

test/performance/emit.js

@@ -26,8 +26,32 @@ function emitObservable () {
   }
 }
 
+// add base, add attach
+
 perf(emitObservable, emitObserv, 1.25)
 
+const ref = new Observable()
+const obsRef = new Observable(ref) //eslint-disable-line
+
+function emitObservableReference () {
+  for (var i = 0; i < amount; i++) {
+    ref.set(i)
+  }
+}
+
+perf(emitObservableReference, emitObservable, 1.25)
+
+const attach = new Observable()
+const obsAttach = new Observable() //eslint-disable-line
+obsAttach.on([ () => ++global.obsCallCount, attach ])
+
+function emitObservableAttach () {
+  for (var i = 0; i < amount; i++) {
+    obsAttach.set(i)
+  }
+}
+
+perf(emitObservableAttach, emitObservable, 1.25)
 // 1.25 is slower then
 // browser is way faster for emit observable
 // way faster in es5 still...

test/performance/index.js

@@ -1,6 +1,6 @@
 'use strict'
 // require('./create')
-// require('./emit')
+require('./emit')
 // require('./compute')
 // require('./keys')
-require('./remove')
+// require('./remove')

test/performance/remove.js

@@ -1,7 +1,6 @@
 'use strict'
 const Observable = require('../../')
 // const Base = require('vigour-base')
-
 const perf = require('vigour-performance')
 var amount = 1e5
 
@@ -27,6 +26,9 @@ function create () {
   }
 }
 
+// create is rly rly fast 100k 4ms
+// perf(create, function x() {})
 // remove and create, remove fires listener
+// remove is a lto slower since it has to loop trough emitters for example *using hasownprop)
+perf(removeNoListeners, create, 7)
 perf(remove, removeNoListeners, 4)
-perf(remove, create, 30)