Initial commit

index.js

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+/*
+ * Simple stupid implementation of mocha test runner.
+ * It is used to run tests direclty from node.
+ * Can be used for debugging purpose
+ *
+ * By Harish.K<harish2704@gmail.com>
+ */
+
+/*
+ * TODO: beforeEach hook is not implemented.
+ * only 'before' and 'after' hook is implemented
+ */
+
+
+/* Don't do anything if we are in Mocha's environment */
+if( global.describe ){ return; }
+
+
+
+var async = require('async');
+
+
+var printer = function(prefix){
+  return function(){
+    var args = [].slice.call(arguments);
+    args[0] = prefix + args[0];
+    console.log.apply(console, args );
+  };
+};
+
+
+function runner( d, cb ){
+  var print = printer( d.indent );
+  cb = cb||function(){};
+  print( 'Describe: ', d.name );
+
+  return async.series([
+
+    /* First before hook */
+    function(cb){
+      if(!d.before){ return cb(); }
+      print( ' Before hook' );
+      return d.before(cb);
+    },
+
+    /* Then each It functions */
+    function(cb){
+      async.eachSeries(d.its,
+      function(itItem, cb ){
+
+        // Check whether it is 'IT' item or 'DESCRIBE' item
+        if( itItem.its ){
+          return runner(itItem, cb);
+        }
+        print( ' It: ' + itItem.name );
+
+        if( !itItem.fn ){ return cb(); }
+
+        if( itItem.fn.length ){ return itItem.fn(cb); }
+
+        itItem.fn();
+        return cb();
+      }, cb );
+    },
+
+    /* Then after hook */
+    function(cb){
+      if(!d.after){ return cb(); }
+      print( ' After hook' );
+      return d.after(cb);
+    },
+
+  ], function(err){
+    print( 'Finished with ' + ( err? '': 'No' ) + ' Error' );
+    if(err){
+      print( 'Error ', err.stack );
+    }
+    return cb();
+  });
+}
+
+
+var store = {
+  currentDescribe: null,
+};
+
+
+var describe = function(str, fn ){
+  var parentDesc = store.currentDescribe;
+  var descItem = {
+    name: str,
+    its: [],
+    indent: '  ' + ( parentDesc? parentDesc.indent : '' ),
+  };
+  store.currentDescribe = descItem;
+
+  fn();
+
+  if( parentDesc ){
+    parentDesc.its.push( descItem );
+    store.currentDescribe = parentDesc;
+  } else {
+    runner(descItem);
+  }
+};
+
+
+
+var it = function( str, fn ){
+
+  store.currentDescribe.its.push({ 
+    name : str,
+    fn: fn
+  });
+};
+it.skip = function(){};
+
+
+var before = function( fn ){
+  store.currentDescribe.before = fn;
+};
+
+
+var after = function( fn ){
+  store.currentDescribe.after = fn;
+};
+
+
+global.after    = after;
+global.describe = describe;
+global.it       = it;
+global.before   = before;
+global.runner   = runner;
+

package.json

@@ -0,0 +1,22 @@
+{
+  "name": "simple-mocha",
+  "version": "0.0.1",
+  "description": "Simple stupid implementation of Mocha test runner. Tests can be run directly within node as any Nodejs code.",
+  "author": "Harish.K<harish2704@gmail.com>",
+  "license": "MIT",
+  "keywords": [
+    "mocha",
+    "test runner",
+    "testing"
+  ],
+  "repository": {
+    "type": "git",
+    "url": "git@github.com:harish2704/simple-mocha.git"
+  },
+  "main": "./index.js",
+  "dependencies": {
+    "async": "~1.2.1"
+  },
+  "devDependencies": {},
+  "scripts": {}
+}