harish2704
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simple-mocha
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Split code into multiple files

refactor
Harish.K 10 years ago
parent
9dd02a0fe6
commit
d72948ff75
5 changed files with 234 additions and 205 deletions
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  1. 205
      index-v1.js
  2. 87
      src/describe-block.js
  3. 30
      src/it-block.js
  4. 60
      src/simple-mocha.js
  5. 57
      src/utils.js

205
index-v1.js
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@ -1,205 +0,0 @@
// var _d = console.log.bind( console, 'dbg: ' );
var _d = function(){};
var async = require('async');
var pr = console.log;
var INDENT = ' ';
var STATUS_FLAG = {
true : '\u001b[32m\u001b[1m' + '✔' + '\u001b[22m\u001b[39m',
false : '\u001b[31m\u001b[1m' + '✗' + '\u001b[22m\u001b[39m',
};
function print( level, item ){
var indent = getIndent( level );
var status = STATUS_FLAG[ item.isSuccess ];
var timeTaken = '(' + ( item.endTime - item.startTime ) + 'ms)';
pr( [ indent, status, item.description, timeTaken ].join(' ') );
};
function safeFn( fn ){
return function( done ){
try{
fn( done )
} catch( e ){
done( e );
}
}
}
function getIndent( level ){
return INDENT.repeat( level );
}
function mkAsyncFn( fn ){
if( fn.length ){
return safeFn( fn );
}
return safeFn( function( done ){
setTimeout( function(){
fn();
done();
}, 1 );
});
}
function ItBlock( description, fn ){
this.description = description;
this.fn = fn;
this.isSuccess = false;
}
ItBlock.prototype.run = function( done ){
var self = this;
this.startTime = Date.now();
this.fn( function( err ){
self.endTime = Date.now();
if( !err ){
self.isSuccess = true;
}
self.print();
done( err );
});
}
ItBlock.prototype.print = function(){
print( this.parent.level+1, this );
};
function DescribeBlock( description, parentBlock ){
_d( 'DescribeBlock:init', parentBlock );
this.description = description || '';
this.parent = parentBlock;
this.level = parentBlock ? parentBlock.level +1 : 0;
if( parentBlock ){
parentBlock.addChild( this );
}
this.tasks = [];
this.children = [];
this.its = [];
this.beforeEach = null;
this.afterEach = null;
this.isSuccess = false;
}
DescribeBlock.prototype.addChild = function( child ){
this.children.push( child );
this.tasks.push( child );
};
DescribeBlock.prototype.addItBlock = function( description, fn ){
var itBlock = new ItBlock( description, mkAsyncFn( fn ) );
itBlock.parent = this;
this.its.push( itBlock );
this.tasks.push( itBlock );
};
DescribeBlock.prototype.run = function( cb ){
var tasks = [];
var self = this;
if( this.beforeFn ){ tasks.push( this.beforeFn ); }
this.tasks.forEach( function( itBlock ){
if( itBlock instanceof ItBlock ){
if( this.beforeEachFn ){ tasks.push( this.beforeEachFn ); }
tasks.push( itBlock.run.bind( itBlock ) );
if( this.afterEachFn ){ tasks.push( this.afterEachFn ); }
} else {
tasks.push( itBlock.run.bind( itBlock ) );
}
}, this );
if( this.afterFn ){ tasks.push( this.afterFn ); }
pr( getIndent( this.level) + ' ---' + this.description + '---' );
this.startTime = Date.now();
return async.waterfall( tasks, function( err ){
self.endTime = Date.now();
if( !err ){
self.isSuccess = true;
}
self.print();
cb && cb( err );
});
}
DescribeBlock.prototype.print = function(){
print( this.level, this );
}
function SimpleMocha(){
this.describe = this.describe.bind( this );
this.it = this.it.bind( this );
this.before = this.before.bind( this );
this.after = this.after.bind( this );
this.beforeEach = this.beforeEach.bind( this );
this.afterEach = this.afterEach.bind( this );
this.rootDescribeBlock = new DescribeBlock();
this.currentDescribeBlock = this.rootDescribeBlock;
}
SimpleMocha.prototype.describe = function( description, fn ){
var parentDescribeBlock = this.currentDescribeBlock;
var thisDescribeBlock = new DescribeBlock( description, parentDescribeBlock );
this.currentDescribeBlock = thisDescribeBlock;
fn();
this.currentDescribeBlock = parentDescribeBlock;
if( parentDescribeBlock.parent === undefined ){
this.onLoad && this.onLoad();
}
};
SimpleMocha.prototype.it = function( description, fn ){
this.currentDescribeBlock.addItBlock( description, fn );
};
SimpleMocha.prototype.before = function( fn ){
this.currentDescribeBlock.beforeFn = mkAsyncFn( fn );
};
SimpleMocha.prototype.after = function( fn ){
this.currentDescribeBlock.afterFn = mkAsyncFn( fn );
};
SimpleMocha.prototype.beforeEach = function( fn ){
this.currentDescribeBlock.beforeEachFn = mkAsyncFn( fn );
};
SimpleMocha.prototype.afterEach = function( fn ){
this.currentDescribeBlock.afterEachFn = mkAsyncFn( fn );
};
SimpleMocha.DescribeBlock = DescribeBlock;
module.exports = SimpleMocha;

87
src/describe-block.js
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@ -0,0 +1,87 @@
var async = require( 'async' );
var ItBlock = require( './it-block' );
var utils = require( './utils' );
var mkAsyncFn = utils.mkAsyncFn;
var pr = utils.pr;
var getIndent = utils.getIndent;
function DescribeBlock( description, parentBlock ){
this.description = description || '';
this.parent = parentBlock;
this.level = parentBlock ? parentBlock.level +1 : 0;
if( parentBlock ){
parentBlock.addChild( this );
}
this.tasks = [];
this.beforeEach = null;
this.afterEach = null;
this.isSuccess = false;
}
DescribeBlock.prototype.__defineGetter__( 'children', function(){
return this.tasks.filter( function( task ){
return task instanceof DescribeBlock;
});
});
DescribeBlock.prototype.__defineGetter__( 'children', function(){
return this.tasks.filter( function( task ){
return task instanceof ItBlock;
});
});
DescribeBlock.prototype.addChild = function( child ){
this.tasks.push( child );
};
DescribeBlock.prototype.addItBlock = function( description, fn ){
var itBlock = new ItBlock( description, mkAsyncFn( fn ) );
itBlock.parent = this;
this.tasks.push( itBlock );
};
DescribeBlock.prototype.run = function( cb ){
var tasks = [];
var self = this;
if( this.beforeFn ){ tasks.push( this.beforeFn ); }
this.tasks.forEach( function( itBlock ){
if( itBlock instanceof ItBlock ){
if( this.beforeEachFn ){ tasks.push( this.beforeEachFn ); }
tasks.push( itBlock.run.bind( itBlock ) );
if( this.afterEachFn ){ tasks.push( this.afterEachFn ); }
} else {
tasks.push( itBlock.run.bind( itBlock ) );
}
}, this );
if( this.afterFn ){ tasks.push( this.afterFn ); }
pr( getIndent( this.level) + ' ---' + this.description + '---' );
this.startTime = Date.now();
return async.series( tasks, function( err ){
self.endTime = Date.now();
if( !err ){
self.isSuccess = true;
}
self.print();
cb && cb( err );
});
}
DescribeBlock.prototype.print = function(){
print( this.level, this );
}
module.exports = DescribeBlock;

30
src/it-block.js
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@ -0,0 +1,30 @@
function ItBlock( description, fn ){
this.description = description;
this.fn = fn;
this.isSuccess = false;
}
ItBlock.prototype.run = function( done ){
var self = this;
this.startTime = Date.now();
this.fn( function( err ){
self.endTime = Date.now();
if( !err ){
self.isSuccess = true;
}
self.print();
done( err );
});
}
ItBlock.prototype.print = function(){
print( this.parent.level+1, this );
};
module.exports = ItBlock;

60
src/simple-mocha.js
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@ -0,0 +1,60 @@
var DescribeBlock = require( './describe-block' );
var mkAsyncFn = require( './utils' ).mkAsyncFn;
function SimpleMocha(){
this.describe = this.describe.bind( this );
this.it = this.it.bind( this );
this.before = this.before.bind( this );
this.after = this.after.bind( this );
this.beforeEach = this.beforeEach.bind( this );
this.afterEach = this.afterEach.bind( this );
this.rootDescribeBlock = new DescribeBlock();
this.currentDescribeBlock = this.rootDescribeBlock;
}
SimpleMocha.prototype.describe = function( description, fn ){
var parentDescribeBlock = this.currentDescribeBlock;
var thisDescribeBlock = new DescribeBlock( description, parentDescribeBlock );
this.currentDescribeBlock = thisDescribeBlock;
fn();
this.currentDescribeBlock = parentDescribeBlock;
if( parentDescribeBlock.parent === undefined ){
this.onLoad && this.onLoad();
}
};
SimpleMocha.prototype.it = function( description, fn ){
this.currentDescribeBlock.addItBlock( description, fn );
};
SimpleMocha.prototype.before = function( fn ){
this.currentDescribeBlock.beforeFn = mkAsyncFn( fn );
};
SimpleMocha.prototype.after = function( fn ){
this.currentDescribeBlock.afterFn = mkAsyncFn( fn );
};
SimpleMocha.prototype.beforeEach = function( fn ){
this.currentDescribeBlock.beforeEachFn = mkAsyncFn( fn );
};
SimpleMocha.prototype.afterEach = function( fn ){
this.currentDescribeBlock.afterEachFn = mkAsyncFn( fn );
};
module.exports = SimpleMocha;

57
src/utils.js
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@ -0,0 +1,57 @@
var pr = console.log;
var INDENT = ' ';
var STATUS_FLAG = {
true : '\u001b[32m\u001b[1m' + '✔' + '\u001b[22m\u001b[39m',
false : '\u001b[31m\u001b[1m' + '✗' + '\u001b[22m\u001b[39m',
};
function getIndent( level ){
return INDENT.repeat( level );
}
function print( level, item ){
var indent = getIndent( level );
var status = STATUS_FLAG[ item.isSuccess ];
var timeTaken = '(' + ( item.endTime - item.startTime ) + 'ms)';
pr( [ indent, status, item.description, timeTaken ].join(' ') );
};
function safeFn( fn ){
return function( done ){
try{
fn( done )
} catch( e ){
done( e );
}
}
}
function mkAsyncFn( fn ){
if( fn.length ){
return safeFn( fn );
}
return safeFn( function( done ){
setTimeout( function(){
fn();
done();
}, 1 );
});
}
module.exports = {
mkAsyncFn: mkAsyncFn,
print: print,
pr: pr,
getIndent: getIndent,
}
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