updated whenOperationExists

src/OperationStore.js

@@ -79,14 +79,18 @@ class AbstractOperationStore { //eslint-disable-line no-unused-vars
     var store = this;
 
     this.requestTransaction(function*(){
-      var exe = store.listenersByIdExecuteNow;
+      var exeNow = store.listenersByIdExecuteNow;
       store.listenersByIdExecuteNow = [];
-      for (let listener of exe) {
-        yield* listener.f.apply(this, listener.args);
-      }
 
       var ls = store.listenersById;
       store.listenersById = {};
+
+      store.listenersByIdRequestPending = false;
+
+      for (let listener of exeNow) {
+        yield* listener.f.apply(this, listener.args);
+      }
+
       for (var sid in ls){
         var l = ls[sid];
         var id = JSON.parse(sid);
@@ -100,17 +104,17 @@ class AbstractOperationStore { //eslint-disable-line no-unused-vars
           }
         }
       }
-
-      store.listenersByIdRequestPending = false;
     });
 
   }
   // called by a transaction when an operation is added
   operationAdded (op) {
     var l = this.listenersById[op.id];
-    for (var listener of l){
-      if (--listener.missing === 0){
-        this.whenOperationsExist([], listener.f, listener.args);
+    if (l != null) {
+      for (var listener of l){
+        if (--listener.missing === 0){
+          this.whenOperationsExist([], listener.f, listener.args);
+        }
       }
     }
   }

src/OperationStore.spec.js

@@ -2,9 +2,17 @@
 /*eslint-env browser,jasmine,console */
 
 describe("OperationStore", function() {
+
   class OperationStore extends AbstractOperationStore {
+    constructor (){
+      super();
+    }
     requestTransaction (makeGen) {
-      var gen = makeGen.apply();
+      var gen = makeGen.apply({
+        getOperation: function*(){
+          return true;
+        }
+      });
 
       function handle(res : any){
         if (res.done){
@@ -22,18 +30,20 @@ describe("OperationStore", function() {
   it("calls when operation added", function(done) {
     var id = ["u1", 1];
     os.whenOperationsExist([id], function*(){
+      expect(true).toEqual(true);
       done();
     });
     os.operationAdded({id: id});
   });
   it("calls when no requirements", function(done) {
     os.whenOperationsExist([], function*(){
+      expect(true).toEqual(true);
       done();
     });
   });
   it("calls when no requirements with arguments", function(done) {
     os.whenOperationsExist([], function*(arg){
-      expect(arg).toBeTrue();
+      expect(arg).toBeTruthy();
       done();
     }, [true]);
   });

src/OperationStores/IndexedDB.js

@@ -48,6 +48,7 @@ var IndexedDB = (function(){ //eslint-disable-line no-unused-vars
       return op;
     }
     *removeOperation (id) {
+      this.buffer[JSON.stringify(id)] = null;
       return yield this.os.delete(id);
     }
     *setState (state : State) : State {