jssm - npm Package Compare versions

Comparing version 0.17.0 to 0.17.1

docs/do want.md

 - [x] specifying the initial edges as 1-dir node edges,
     - [x] names,
     - [x] action names (edge names are unique, action names are unique-to-source,)
-    - [ ] the probability of an edge,
+    - [x] the probability of an edge,
         - [ ] being the most probable edge,
+        - [ ] random walks
     - [x] which states are "complete" (that is, that an input sequence can be considered satisfactorily terminal),
@@ -110,3 +111,6 @@ - [x] whether a machine is
     - [ ] transition probability long-term measurement
+    - [ ] state probability long-term measurement
+- [ ] sanity checks
+    - [ ] `initial_state` must be a valid `state`
 
 difference between event and action: if action isn't handled, it's an error; if event, meh

package.json

 {
   "name": "jssm",
-  "version": "0.17.0",
+  "version": "0.17.1",
   "description": "A Javascript state machine with a simple API. Well tested, and typed with Flowtype. MIT License.",
@@ -5,0 +5,0 @@ "main": "dist/jssm.es5.browserified.js",

src/js/jssm-tests.js

@@ -20,14 +20,15 @@
 
-  const light = new jssm.machine({
-    initial_state: 'red',
-    transitions:[
-      { name:'switch_warn', action: 'proceed', from:'green',  to:'yellow' },
-      { name:'switch_halt', action: 'proceed', from:'yellow', to:'red'    },
-      { name:'switch_go',   action: 'proceed', from:'red',    to:'green'  }
-    ]
-  });
+  const trs = [
+          { name: 'SwitchToWarn', action: 'Proceed', from:'Green',  to:'Yellow' },
+          { name: 'SwitchToHalt', action: 'Proceed', from:'Yellow', to:'Red'    },
+          { name: 'SwitchToGo',   action: 'Proceed', from:'Red',    to:'Green'  }
+        ],
+        light = new jssm.machine({
+          initial_state : 'Red',
+          transitions   : trs
+        });
 
   const r_states = light.states();
   it('has the right state count', t => t.is(r_states.length, 3));
-  ['red', 'yellow', 'green'].map(c =>
+  trs.map(t => t.to).map(c =>
     it(`has state "${c}"`, t => t.is(r_states.includes(c), true))
@@ -38,6 +39,48 @@ );
   it('has the right named transition count', t => t.is(r_names.size, 3));
-  ['switch_warn', 'switch_halt', 'switch_go'].map(a =>
+  trs.map(t => t.name).map(a =>
     it(`has named transition "${a}"`, t => t.is(r_names.has(a), true))
   );
 
+  it.describe('- `proceed` walkthrough', async it2 => {
+
+    it2('machine starts red',  t => t.is("Red",    light.state()));
+    it2('proceed is true',     t => t.is(true,     light.action('Proceed')));
+    it2('light is now green',  t => t.is("Green",  light.state()));
+    it2('proceed is true',     t => t.is(true,     light.action('Proceed')));
+    it2('light is now yellow', t => t.is("Yellow", light.state()));
+    it2('proceed is true',     t => t.is(true,     light.action('Proceed')));
+    it2('light is red again',  t => t.is("Red",    light.state()));
+
+  });
+
+  it.describe('- mixed - `proceed` and `transition`', async it3 => {
+
+    it3('machine starts red',              t => t.is("Red",    light.state()));
+    it3('proceed is true',                 t => t.is(true,     light.action('Proceed')));
+    it3('light is now green',              t => t.is("Green",  light.state()));
+
+    it3('green refuses transition red',    t => t.is(false,    light.transition('Red')));
+    it3('green still green',               t => t.is("Green",  light.state()));
+    it3('green refuses transition green',  t => t.is(false,    light.transition('Green')));
+    it3('green still green',               t => t.is("Green",  light.state()));
+    it3('green accepts transition yellow', t => t.is(true,     light.transition('Yellow')));
+    it3('green now yellow',                t => t.is("Yellow", light.state()));
+
+    it3('proceed is true',                 t => t.is(true,     light.action('Proceed')));
+    it3('light is red again',              t => t.is("Red",    light.state()));
+
+    it3('red refuses transition yellow',   t => t.is(false,    light.transition('Yellow')));
+    it3('red still red',                   t => t.is("Red",    light.state()));
+    it3('red refuses transition red',      t => t.is(false,    light.transition('Red')));
+    it3('red still red',                   t => t.is("Red",    light.state()));
+    it3('red accepts transition green',    t => t.is(true,     light.transition('Green')));
+    it3('red now green',                   t => t.is("Green",  light.state()));
+
+    it3('proceed is true',                 t => t.is(true,     light.action('Proceed')));
+    it3('light is yellow again',           t => t.is("Yellow", light.state()));
+    it3('proceed is true',                 t => t.is(true,     light.action('Proceed')));
+    it3('light is finally red again',      t => t.is("Red",    light.state()));
+
+  });
+
 });
@@ -145,3 +188,3 @@
 
-  it.describe('transition walkthrough', async it2 => {
+  it.describe('- `transition` walkthrough', async it2 => {
 
@@ -148,0 +191,0 @@ it2('machine starts off',    t => t.is("off",    light2.state()));

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Improved metrics

Total package byte prevSize

44591

increased by6.26%

Lines of code

645

increased by5.39%

No dependency changes