From 4f7e960578efba7411d6709a84a12c1bb652b233 Mon Sep 17 00:00:00 2001
From: Caldwell <Chris.Caldwell@prometric.com>
Date: Tue, 1 May 2018 16:54:29 -0400
Subject: [PATCH 1/2] Optionally split states into separate outputs

---
 package.json       | 16 +++---------
 state-machine.html | 62 +++++++++++++++++++++++++++++++++++-----------
 state-machine.js   | 12 ++++++++-
 3 files changed, 62 insertions(+), 28 deletions(-)

diff --git a/package.json b/package.json
index 15dda49..035628f 100644
--- a/package.json
+++ b/package.json
@@ -1,12 +1,12 @@
 {
-  "name": "node-red-contrib-state-machine",
-  "version": "1.2.0",
+  "name": "node-red-contrib-state-machine-2",
+  "version": "1.2.1",
   "description": "A Node Red node for implementing a finite state machine.",
   "dependencies": {
     "javascript-state-machine": "3.*"
   },
   "author": {
-    "name": "Dean Cording",
+    "name": "Blind Squirrel",
     "email": "dean@cording.id.au"
   },
   "license": "MIT",
@@ -18,17 +18,9 @@
     "state",
     "transition"
   ],
-  "bugs": {
-    "url": "https://github.com/DeanCording/node-red-contrib-state-machine/issues"
-  },
-  "homepage": "https://github.com/DeanCording/node-red-contrib-state-machine",
-  "repository": {
-    "type": "git",
-    "url": "https://github.com/DeanCording/node-red-contrib-state-machine.git"
-  },
   "node-red": {
     "nodes": {
-      "state-machine": "state-machine.js"
+      "state-machine-2": "state-machine.js"
     }
   },
   "devDependencies": {
diff --git a/state-machine.html b/state-machine.html
index 78f1266..a30b93e 100644
--- a/state-machine.html
+++ b/state-machine.html
@@ -37,13 +37,14 @@
             statePropertyType: {value: "msg", required: true},
             outputStateChangeOnly: {value: false},
             throwException: {value: false},
+            discreteOutputs: {value: false},
             states: {value: ["start", "", "", ""], validate: function(states) {
                     return (states.length > 0);
                 }
             },
-            transitions: {value: [{name:"", from: "", to: ""},
-                                {name:"", from: "", to: ""},
-                                {name:"", from: "", to: ""}],
+            transitions: {value: [{name:"", from: "", to: "", out: false},
+                                {name:"", from: "", to: "", out: false},
+                                {name:"", from: "", to: "", out: false}],
                 validate: function(transitions) {
                     return (transitions.length > 0) && (transitions.every(function(transition) {
                         if (transition.name.length == 0) return false;
@@ -53,10 +54,11 @@
                         return true;
                     }, this));
                 }
-            }
+            },
+            outputs: {value: 1}
         },
-        inputs:1,
-        outputs:1,
+        inputs: 1,
+        outputs: 1,
         icon: "switch.png",
         label: function() {
             return this.name||"state machine";
@@ -65,8 +67,13 @@
             return this.name?"node_label_italic":"";
         },
         inputLabels: "trigger",
-        outputLabels: "state",
+        outputLabels: function(index) {
+            if(!this.discreteOutputs) return "state";
+
+            return this.states[index];
+        },
         oneditprepare: function() {
+            var node = this;
 
             if (!this.triggerPropertyType) {
                 this.triggerPropertyType = 'msg';
@@ -86,13 +93,18 @@
                 typeField: $("#node-input-statePropertyType")
             });
 
+            var outputCount = $("#node-input-outputDetails").val("{}");
 
             var statesList = $("#node-input-states-container");
 
             statesList.editableList({
                 addItem: function(container, i, state) {
                     if (typeof state != "string") state = "";
-
+/*
+                    if (!state.hasOwnProperty('i')) {
+                        state._i = Math.floor((0x99999-0x10000)*Math.random()).toString();
+                    }
+*/
                     var stateField = $('<input/>',{type: "text", style:"margin-left: 5px;", class: 'node-input-state-value'}).appendTo(container).focus();
 
                     var label = $("<label>", {style:"margin-left: 5px;"}).text("Initial State")
@@ -120,14 +132,21 @@
                         }
 
                         $(this).data("prev", newVal);
-
+ 
                     });
 
                     stateField.val(state);
                     stateField.data("prev", state);
+
+                    var currentOutputs = JSON.parse(outputCount.val()||"{}");
+                    currentOutputs[state] = i;
+                    outputCount.val(JSON.stringify(currentOutputs));
                 },
                 removeItem: function(state) {
 
+                    var currentOutputs = JSON.parse(outputCount.val()||"{}");
+                    delete currentOutputs[state];
+
                     var select = $(".node-input-trigger-from-value")
                         .filter( function(index, element) { return (element.value == state); });
                     $(".node-input-trigger-from-value option[value='" + state +"']").remove();
@@ -146,8 +165,10 @@
 
                     $("#node-input-states-container").find("label").first().show();
 
+                    outputCount.val(JSON.stringify(currentOutputs));
                 },
                 sortItems: function(opt) {
+                    var currentOutputs = JSON.parse(outputCount.val()||"{}");
 
                     var states = $("#node-input-states-container").editableList('items');
 
@@ -166,6 +187,7 @@
 
                         if (i==0) $(this).find("label").show(); else $(this).find("label").hide();
                     });
+                    outputCount.val(JSON.stringify(currentOutputs));
                 },
                 sortable: true,
                 removable: true,
@@ -232,12 +254,6 @@
 
             var node = this;
 
-            if ($("#node-input-statePropertyType").val() == "msg") {
-                node.outputs = 1;
-            } else {
-                node.outputs = 0;
-            }
-
             node.states = [];
 
             $("#node-input-states-container").editableList('items').each(function(i){
@@ -258,6 +274,16 @@
                                     });
                 }
             });
+
+            var outputs = 0;
+
+            if ($("#node-input-statePropertyType").val() == "msg") {
+                outputs = !$("#node-input-discreteOutputs")[0].checked ? 1 : Object.keys(JSON.parse($("#node-input-outputDetails").val())).length;
+            } 
+
+            $("#node-input-outputs").val(outputs);
+            node.outputs = outputs; 
+
         }
     });
 })();
@@ -279,6 +305,12 @@
         <input type="text" id="node-input-stateProperty" placeholder="State" style="width:250px;">
         <input type="hidden" id="node-input-statePropertyType">
     </div>
+    <div class="form-row">
+        <label>&nbsp;</label>
+        <input type="checkbox" id="node-input-discreteOutputs" style="display: inline-block; width: auto; vertical-align: top;">
+        <label for="node-input-discreteOutputs" style="width: 70%;">Discrete output per state</label>
+        <input type="hidden" id="node-input-outputDetails">
+    </div>
     <div class="form-row">
         <label>&nbsp;</label>
         <input type="checkbox" id="node-input-outputStateChangeOnly" style="display: inline-block; width: auto; vertical-align: top;">
diff --git a/state-machine.js b/state-machine.js
index 23a0d89..bd57bcb 100644
--- a/state-machine.js
+++ b/state-machine.js
@@ -58,11 +58,13 @@ module.exports = function(RED) {
         node.triggerPropertyType = config.triggerPropertyType || 'msg';
         node.stateProperty = config.stateProperty || 'topic';
         node.statePropertyType = config.statePropertyType || 'msg';
+        node.discreteOutputs = config.discreteOutputs;
         node.outputStateChangeOnly = config.outputStateChangeOnly;
         node.throwException = config.throwException;
 
         if (node.outputStateChangeOnly == undefined) node.outputStateChangeOnly = false;
         if (node.throwException == undefined) node.throwException = false;
+        if (node.discreteOutputs == undefined) node.discreteOutputs = false;
 
         var states = config.states || [];
         var transitions = config.transitions || [];
@@ -121,12 +123,20 @@ module.exports = function(RED) {
             if (transition || !node.outputStateChangeOnly) {
                 if (node.statePropertyType === 'msg') {
                     RED.util.setMessageProperty(msg,node.stateProperty,node.fsm.state);
+
+                    // Default behavior, send all states out a single output.
+                    if(!node.discreteOutputs) node.send(msg);
+                    // Otherwise, use a separate output for each state.
+                    else {
+                        var onward = [];
+                        onward[states.indexOf(node.fsm.state)] = msg;
+                        node.send(onward);
+                    }
                 } else if (node.statePropertyType === 'flow') {
                     node.context().flow.set(node.stateProperty,node.fsm.state);
                 } else if (node.statePropertyType === 'global') {
                     node.context().global.set(node.stateProperty,node.fsm.state);
                 }
-                node.send(msg);
 
                 node.status({fill:"green",shape:"dot",text: node.fsm.state});
             }

From 1388e4546ff7fa453dffc3b1d441dd2748cdfea4 Mon Sep 17 00:00:00 2001
From: Caldwell <Chris.Caldwell@prometric.com>
Date: Mon, 7 May 2018 12:42:32 -0400
Subject: [PATCH 2/2] Added feature to split/route messages to discrete
 state-based outputs and supporting tests

---
 package-lock.json  | 3121 +++++++++++++++++++++++++++++++++++++++++++-
 package.json       |    3 +-
 state-machine.html |   22 +-
 test.js            |  295 ++++-
 4 files changed, 3428 insertions(+), 13 deletions(-)

diff --git a/package-lock.json b/package-lock.json
index e198e44..6936c6b 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,13 +1,3130 @@
 {
-  "name": "node-red-contrib-state-machine",
-  "version": "1.2.0",
+  "name": "node-red-contrib-state-machine-2",
+  "version": "1.2.1",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
+    "abbrev": {
+      "version": "1.1.1",
+      "resolved": "https://registry.npmjs.org/abbrev/-/abbrev-1.1.1.tgz",
+      "integrity": "sha512-nne9/IiQ/hzIhY6pdDnbBtz7DjPTKrY00P/zvPSm5pOFkl6xuGrGnXn/VtTNNfNtAfZ9/1RtehkszU9qcTii0Q=="
+    },
+    "accepts": {
+      "version": "1.3.5",
+      "resolved": "https://registry.npmjs.org/accepts/-/accepts-1.3.5.tgz",
+      "integrity": "sha1-63d99gEXI6OxTopywIBcjoZ0a9I=",
+      "requires": {
+        "mime-types": "~2.1.18",
+        "negotiator": "0.6.1"
+      }
+    },
+    "addressparser": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/addressparser/-/addressparser-1.0.1.tgz",
+      "integrity": "sha1-R6++GiqSYhkdtoOOT9HTm0CCF0Y="
+    },
+    "ajv": {
+      "version": "5.5.2",
+      "resolved": "https://registry.npmjs.org/ajv/-/ajv-5.5.2.tgz",
+      "integrity": "sha1-c7Xuyj+rZT49P5Qis0GtQiBdyWU=",
+      "requires": {
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+        "fast-deep-equal": "^1.0.0",
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+      }
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+      "integrity": "sha1-w7M6te42DYbg5ijwRorn7yfWVN8="
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+      "integrity": "sha512-63ZOUnL4SIXj4L0NixR3L1lcjO38crAbgrTpl28t8jjrfuiOBL5Iygm+60qPs/KsZGzPNg6Smnc/oY16QTjF0g==",
+      "dev": true,
+      "requires": {
+        "spdx-correct": "^3.0.0",
+        "spdx-expression-parse": "^3.0.0"
+      }
+    },
+    "vary": {
+      "version": "1.1.2",
+      "resolved": "https://registry.npmjs.org/vary/-/vary-1.1.2.tgz",
+      "integrity": "sha1-IpnwLG3tMNSllhsLn3RSShj2NPw="
+    },
+    "verror": {
+      "version": "1.10.0",
+      "resolved": "https://registry.npmjs.org/verror/-/verror-1.10.0.tgz",
+      "integrity": "sha1-OhBcoXBTr1XW4nDB+CiGguGNpAA=",
+      "requires": {
+        "assert-plus": "^1.0.0",
+        "core-util-is": "1.0.2",
+        "extsprintf": "^1.2.0"
+      }
+    },
+    "websocket-stream": {
+      "version": "5.1.2",
+      "resolved": "https://registry.npmjs.org/websocket-stream/-/websocket-stream-5.1.2.tgz",
+      "integrity": "sha512-lchLOk435iDWs0jNuL+hiU14i3ERSrMA0IKSiJh7z6X/i4XNsutBZrtqu2CPOZuA4G/zabiqVAos0vW+S7GEVw==",
+      "requires": {
+        "duplexify": "^3.5.1",
+        "inherits": "^2.0.1",
+        "readable-stream": "^2.3.3",
+        "safe-buffer": "^5.1.1",
+        "ws": "^3.2.0",
+        "xtend": "^4.0.0"
+      },
+      "dependencies": {
+        "ws": {
+          "version": "3.3.3",
+          "resolved": "https://registry.npmjs.org/ws/-/ws-3.3.3.tgz",
+          "integrity": "sha512-nnWLa/NwZSt4KQJu51MYlCcSQ5g7INpOrOMt4XV8j4dqTXdmlUmSHQ8/oLC069ckre0fRsgfvsKwbTdtKLCDkA==",
+          "requires": {
+            "async-limiter": "~1.0.0",
+            "safe-buffer": "~5.1.0",
+            "ultron": "~1.1.0"
+          }
+        }
+      }
+    },
+    "when": {
+      "version": "3.7.8",
+      "resolved": "https://registry.npmjs.org/when/-/when-3.7.8.tgz",
+      "integrity": "sha1-xxMLan6gRpPoQs3J56Hyqjmjn4I="
+    },
+    "wide-align": {
+      "version": "1.1.2",
+      "resolved": "https://registry.npmjs.org/wide-align/-/wide-align-1.1.2.tgz",
+      "integrity": "sha512-ijDLlyQ7s6x1JgCLur53osjm/UXUYD9+0PbYKrBsYisYXzCxN+HC3mYDNy/dWdmf3AwqwU3CXwDCvsNgGK1S0w==",
+      "optional": true,
+      "requires": {
+        "string-width": "^1.0.2"
+      }
+    },
+    "wordwrap": {
+      "version": "0.0.3",
+      "resolved": "https://registry.npmjs.org/wordwrap/-/wordwrap-0.0.3.tgz",
+      "integrity": "sha1-o9XabNXAvAAI03I0u68b7WMFkQc="
+    },
+    "wrappy": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/wrappy/-/wrappy-1.0.2.tgz",
+      "integrity": "sha1-tSQ9jz7BqjXxNkYFvA0QNuMKtp8="
+    },
+    "ws": {
+      "version": "1.1.5",
+      "resolved": "https://registry.npmjs.org/ws/-/ws-1.1.5.tgz",
+      "integrity": "sha512-o3KqipXNUdS7wpQzBHSe180lBGO60SoK0yVo3CYJgb2MkobuWuBX6dhkYP5ORCLd55y+SaflMOV5fqAB53ux4w==",
+      "requires": {
+        "options": ">=0.0.5",
+        "ultron": "1.0.x"
+      },
+      "dependencies": {
+        "ultron": {
+          "version": "1.0.2",
+          "resolved": "https://registry.npmjs.org/ultron/-/ultron-1.0.2.tgz",
+          "integrity": "sha1-rOEWq1V80Zc4ak6I9GhTeMiy5Po="
+        }
+      }
+    },
+    "xml2js": {
+      "version": "0.4.19",
+      "resolved": "https://registry.npmjs.org/xml2js/-/xml2js-0.4.19.tgz",
+      "integrity": "sha512-esZnJZJOiJR9wWKMyuvSE1y6Dq5LCuJanqhxslH2bxM6duahNZ+HMpCLhBQGZkbX6xRf8x1Y2eJlgt2q3qo49Q==",
+      "requires": {
+        "sax": ">=0.6.0",
+        "xmlbuilder": "~9.0.1"
+      }
+    },
+    "xmlbuilder": {
+      "version": "9.0.7",
+      "resolved": "https://registry.npmjs.org/xmlbuilder/-/xmlbuilder-9.0.7.tgz",
+      "integrity": "sha1-Ey7mPS7FVlxVfiD0wi35rKaGsQ0="
+    },
+    "xtend": {
+      "version": "4.0.1",
+      "resolved": "https://registry.npmjs.org/xtend/-/xtend-4.0.1.tgz",
+      "integrity": "sha1-pcbVMr5lbiPbgg77lDofBJmNY68="
+    },
+    "yallist": {
+      "version": "2.1.2",
+      "resolved": "https://registry.npmjs.org/yallist/-/yallist-2.1.2.tgz",
+      "integrity": "sha1-HBH5IY8HYImkfdUS+TxmmaaoHVI="
     }
   }
 }
diff --git a/package.json b/package.json
index 035628f..6948cef 100644
--- a/package.json
+++ b/package.json
@@ -3,7 +3,8 @@
   "version": "1.2.1",
   "description": "A Node Red node for implementing a finite state machine.",
   "dependencies": {
-    "javascript-state-machine": "3.*"
+    "javascript-state-machine": "3.*",
+    "node-red": "^0.18.4"
   },
   "author": {
     "name": "Blind Squirrel",
diff --git a/state-machine.html b/state-machine.html
index a30b93e..bd25ff1 100644
--- a/state-machine.html
+++ b/state-machine.html
@@ -93,6 +93,20 @@
                 typeField: $("#node-input-statePropertyType")
             });
 
+            var outputStateChangeOnly = $("#node-input-outputStateChangeOnly");
+            var discrete = $("#node-input-discreteOutputs");
+            discrete.change(function(){
+                var discreteChosen = discrete.is(':checked');
+                if(discreteChosen) {
+                    outputStateChangeOnly.attr("data-user-choice", outputStateChangeOnly.is(':checked'));
+                    outputStateChangeOnly.prop('checked', true).attr("disabled", true);
+                }
+                else {
+                    outputStateChangeOnly.prop('checked', outputStateChangeOnly.attr("data-user-choice"));
+                    outputStateChangeOnly.removeAttr("disabled").removeAttr("data-user-choice");   
+                }
+            });
+
             var outputCount = $("#node-input-outputDetails").val("{}");
 
             var statesList = $("#node-input-states-container");
@@ -100,11 +114,7 @@
             statesList.editableList({
                 addItem: function(container, i, state) {
                     if (typeof state != "string") state = "";
-/*
-                    if (!state.hasOwnProperty('i')) {
-                        state._i = Math.floor((0x99999-0x10000)*Math.random()).toString();
-                    }
-*/
+
                     var stateField = $('<input/>',{type: "text", style:"margin-left: 5px;", class: 'node-input-state-value'}).appendTo(container).focus();
 
                     var label = $("<label>", {style:"margin-left: 5px;"}).text("Initial State")
@@ -278,7 +288,7 @@
             var outputs = 0;
 
             if ($("#node-input-statePropertyType").val() == "msg") {
-                outputs = !$("#node-input-discreteOutputs")[0].checked ? 1 : Object.keys(JSON.parse($("#node-input-outputDetails").val())).length;
+                outputs = !$("#node-input-discreteOutputs").is(':checked') ? 1 : Object.keys(JSON.parse($("#node-input-outputDetails").val())).length;
             } 
 
             $("#node-input-outputs").val(outputs);
diff --git a/test.js b/test.js
index fd1bbc2..e66c240 100644
--- a/test.js
+++ b/test.js
@@ -24,6 +24,7 @@ var flow1 = [
         triggerPropertyType: "msg",
         stateProperty: "state",
         statePropertyType: "msg",
+        discreteOutputs: false,
         outputStateChangeOnly: false,
         throwException: false,
         states: ["start", "state1", "state2", "state3"],
@@ -99,6 +100,7 @@ var flow2 = [
         triggerPropertyType: "msg",
         stateProperty: "state",
         statePropertyType: "msg",
+        discreteOutputs: false,
         outputStateChangeOnly: true,
         throwException: false,
         states: ["start","state1","state2","state3"],
@@ -137,6 +139,7 @@ var flow3 = [
         triggerPropertyType: "msg",
         stateProperty: "state",
         statePropertyType: "msg",
+        discreteOutputs: false,
         outputStateChangeOnly: false,
         throwException: true,
         states: ["start","state1","state2","state3"],
@@ -156,10 +159,63 @@ var flow3 = [
     }
 ];
 
+var flow4 = [
+    { id:"f1", type:"tab", label:"Flow 1"},
+    {
+        id: "c1",
+        type: "catch",
+        name: "",
+        z: "f1",
+        scope: ["n1"],
+        wires: [["h1"]]
+    },
+    {
+        id: "n1",
+        type: "state-machine",
+        name: "Test",
+        z: "f1",
+        triggerProperty: "topic",
+        triggerPropertyType: "msg",
+        stateProperty: "state",
+        statePropertyType: "msg",
+        discreteOutputs: true,
+        outputStateChangeOnly: false,
+        throwException: false,
+        states: ["start","state1","state2","state3"],
+        transitions: [
+            {name: "t1", from: "start", to: "state1"},
+            {name: "t2", from: "state1", to: "state2"},
+            {name: "t3", from: "state2", to: "state3"},
+            {name: "t4", from: "state3", to: "state1"},
+            {name: "r", from: "*", to: "start"}
+        ],
+        wires: [["h1"],["h2"],["h3"],["h4"],]
+    },
+    {
+        id: "h1",
+        z: "f1",
+        type: "helper"
+    },
+    {
+        id: "h2",
+        z: "f1",
+        type: "helper"
+    },
+    {
+        id: "h3",
+        z: "f1",
+        type: "helper"
+    },
+    {
+        id: "h4",
+        z: "f1",
+        type: "helper"
+    }
+];
 
 describe('state-machine Node', function () {
 
-  afterEach(function () {
+  afterEach(function () { 
     helper.unload();
   });
 
@@ -171,6 +227,7 @@ describe('state-machine Node', function () {
       n1.should.have.property('triggerPropertyType', 'msg');
       n1.should.have.property('stateProperty', 'state');
       n1.should.have.property('statePropertyType', 'msg');
+      n1.should.have.property('discreteOutputs', false);
       n1.should.have.property('outputStateChangeOnly', false);
       n1.should.have.property('throwException', false);
       n1.fsm._fsm.config.should.have.property('states').with.length(5);
@@ -179,7 +236,7 @@ describe('state-machine Node', function () {
     });
   });
 
-    it('backwards compatible', function (done) {
+  it('backwards compatible', function (done) {
     helper.load([stateMachineNode, catchNode], flow1a, function () {
       var n1 = helper.getNode("n1");
       n1.should.have.property('name', 'Test');
@@ -187,6 +244,7 @@ describe('state-machine Node', function () {
       n1.should.have.property('triggerPropertyType', 'msg');
       n1.should.have.property('stateProperty', 'state');
       n1.should.have.property('statePropertyType', 'msg');
+      n1.should.have.property('discreteOutputs', false);
       n1.should.have.property('outputStateChangeOnly', false);
       n1.should.have.property('throwException', false);
       n1.fsm._fsm.config.should.have.property('states').with.length(5);
@@ -387,8 +445,6 @@ describe('state-machine Node', function () {
     });
   });
 
-
-
   it('invalid transition', function (done) {
     helper.load([stateMachineNode, catchNode], flow3, function () {
       var n1 = helper.getNode("n1");
@@ -426,5 +482,236 @@ describe('state-machine Node', function () {
     });
   });
 
+  it('discrete state outputs', function (done) {
+    helper.load([stateMachineNode, catchNode], flow4, function () {
+      var n1 = helper.getNode("n1");
+      var h1 = helper.getNode("h1");
+      var h2 = helper.getNode("h2");
+      var h3 = helper.getNode("h3");
+      var h4 = helper.getNode("h4");
+
+      n1.outputStateChangeOnly = true;
+
+      var state;
+      var outputCounters = {"start":0,"state1":0,"state2":0,"state3":0};
+      var expectedCounts = {"start":0,"state1":0,"state2":0,"state3":0};
+      var outputCount = 0;
+      var last = false;
+
+      function inputValidator(msg) {
+         msg.should.not.have.property('error');
+         msg.should.have.property('state', state);
+         outputCount++;
+         outputCounters[state]++;
+      }
+
+      h1.on("input", inputValidator);
+
+      h2.on("input", inputValidator);
+
+      h3.on("input", inputValidator);
+
+      h4.on("input", inputValidator);
+
+      state = "start";
+      n1.fsm.state.should.equal(state);
+
+      state = "state1";
+      n1.receive({ topic: "t1" });
+      n1.fsm.state.should.equal(state);
+      expectedCounts[state]++;
+      should.equal(outputCounters[state], expectedCounts[state]);
+
+      n1.receive({ topic: "t1" });
+      n1.fsm.state.should.equal(state);
+      should.equal(outputCounters[state], expectedCounts[state]);
+
+      n1.receive({ topic: "t3" });
+      n1.fsm.state.should.equal(state);
+      should.equal(outputCounters[state], expectedCounts[state]);
+
+      n1.receive({ topic: "t4" });
+      n1.fsm.state.should.equal(state);
+      should.equal(outputCounters[state], expectedCounts[state]);
+
+      n1.receive({ topic: "invalid" });
+      n1.fsm.state.should.equal(state);
+      should.equal(outputCounters[state], expectedCounts[state]);
+
+      state = "state2";
+      n1.receive({ topic: "t2" });
+      n1.fsm.state.should.equal(state);
+      expectedCounts[state]++;
+      should.equal(outputCounters[state], expectedCounts[state]);
+
+      n1.receive({ topic: "t1" });
+      n1.fsm.state.should.equal(state);
+      should.equal(outputCounters[state], expectedCounts[state]);
+
+      n1.receive({ topic: "t2" });
+      n1.fsm.state.should.equal(state);
+      should.equal(outputCounters[state], expectedCounts[state]);
+
+      n1.receive({ topic: "t4" });
+      n1.fsm.state.should.equal(state);
+      should.equal(outputCounters[state], expectedCounts[state]);
+
+      state = "state3";
+      n1.receive({ topic: "t3" });
+      n1.fsm.state.should.equal(state);
+      expectedCounts[state]++;
+      should.equal(outputCounters[state], expectedCounts[state]);
+
+      n1.receive({ topic: "t1" });
+      n1.fsm.state.should.equal(state);
+      should.equal(outputCounters[state], expectedCounts[state]);
+
+      n1.receive({ topic: "t2" });
+      n1.fsm.state.should.equal(state);
+      should.equal(outputCounters[state], expectedCounts[state]);
+
+      n1.receive({ topic: "t3" });
+      n1.fsm.state.should.equal(state);
+      should.equal(outputCounters[state], expectedCounts[state]);
+
+      state = "state1";
+      n1.receive({ topic: "t4" });
+      n1.fsm.state.should.equal(state);
+      expectedCounts[state]++;
+      should.equal(outputCounters[state], expectedCounts[state]);
+
+      state = "start";
+      n1.receive({ topic: "r" });
+      n1.fsm.state.should.equal(state);
+      expectedCounts[state]++;
+      should.equal(outputCounters[state], expectedCounts[state]);
+
+      state = "state1";
+      n1.receive({ topic: "t1" });
+      expectedCounts[state]++;
+      state = "state2";
+      n1.receive({ topic: "t2" });
+      n1.fsm.state.should.equal(state);
+      expectedCounts[state]++;
+      state = "start";
+      n1.receive({ topic: "r" });
+      n1.fsm.state.should.equal(state);
+      expectedCounts[state]++;
+      should.equal(outputCounters[state], expectedCounts[state]);
+
+      state = "state1";
+      n1.receive({ topic: "t1" });
+      expectedCounts[state]++;
+      state = "state2";
+      n1.receive({ topic: "t2" });
+      expectedCounts[state]++;
+      state = "state3";
+      n1.receive({ topic: "t3" });
+      expectedCounts[state]++;
+      n1.fsm.state.should.equal(state);
+      state = "start";
+      n1.receive({ topic: "r" });
+      n1.fsm.state.should.equal(state);
+      expectedCounts[state]++;
+      should.equal(outputCounters[state], expectedCounts[state]);
+
+      should.equal(outputCount, 12);
+
+      done();
+    });
+  });
+
+  it("msg directed to output for current state", function (done) {
+    helper.load([stateMachineNode, catchNode], flow4, function () {
+      var n1 = helper.getNode("n1");
+      var h1 = helper.getNode("h1");
+      var h2 = helper.getNode("h2");
+      var h3 = helper.getNode("h3");
+      var h4 = helper.getNode("h4");
+
+      var state;
+      var outputCounters = {"start":0,"state1":0,"state2":0,"state3":0};
+      var expectedCounts = {"start":0,"state1":0,"state2":0,"state3":0};
+      var outputCount = 0;
+      var last = false;
+
+      function inputValidator(msg) {
+         msg.should.not.have.property('error');
+         msg.should.have.property('state', state);
+         outputCount++;
+         outputCounters[state]++;
+      }
+
+      h1.on("input", inputValidator);
+
+      h2.on("input", inputValidator);
+
+      h3.on("input", inputValidator);
+
+      h4.on("input", inputValidator);
+
+      state = "start";
+      n1.fsm.state.should.equal(state);
+
+      state = "state1";
+      n1.receive({ topic: "t1" });
+      n1.fsm.state.should.equal(state);
+      expectedCounts[state]++;
+      should.equal(outputCounters[state], expectedCounts[state]);
+
+      n1.receive({ topic: "invalid" });
+      n1.fsm.state.should.equal(state);
+      expectedCounts[state]++;
+      should.equal(outputCounters[state], expectedCounts[state]);
+
+      state = "state2";
+      n1.receive({ topic: "t2" });
+      n1.fsm.state.should.equal(state);
+      expectedCounts[state]++;
+      should.equal(outputCounters[state], expectedCounts[state]);
+
+      n1.receive({ topic: "invalid" });
+      n1.fsm.state.should.equal(state);
+      expectedCounts[state]++;
+      should.equal(outputCounters[state], expectedCounts[state]);
+
+      state = "state3";
+      n1.receive({ topic: "t3" });
+      n1.fsm.state.should.equal(state);
+      expectedCounts[state]++;
+      should.equal(outputCounters[state], expectedCounts[state]);
+
+      n1.receive({ topic: "invalid" });
+      n1.fsm.state.should.equal(state);
+      expectedCounts[state]++;
+      should.equal(outputCounters[state], expectedCounts[state]);
+
+      state = "state1";
+      n1.receive({ topic: "t4" });
+      n1.fsm.state.should.equal(state);
+      expectedCounts[state]++;
+      should.equal(outputCounters[state], expectedCounts[state]);
+
+      state = "state1";
+      n1.receive({ topic: "t1" });
+      expectedCounts[state]++;
+      state = "state2";
+      n1.receive({ topic: "t2" });
+      expectedCounts[state]++;
+      state = "state3";
+      n1.receive({ topic: "t3" });
+      expectedCounts[state]++;
+      n1.fsm.state.should.equal(state);
+      state = "start";
+      n1.receive({ topic: "r" });
+      n1.fsm.state.should.equal(state);
+      expectedCounts[state]++;
+      should.equal(outputCounters[state], expectedCounts[state]);
+
+      should.equal(outputCount, 11);
+
+      done();
+    });
+  });
 
 });