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taffy-test.html
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taffy-test.html
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<!DOCTYPE html>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>taffy test</title>
<script src="./taffy.js"></script>
<script>
/*jslint browser : true, continue : true,
devel : true, indent : 2, maxerr : 50,
newcap : true, nomen : true, plusplus : true,
regexp : true, sloppy : true, vars : false,
white : true
*/
/*global TAFFY */
var getVarType, runTests, getFriendList;
// Begin public utility /getVarType/
// Returns 'Function', 'Object', 'Array',
// 'String', 'Number', 'Boolean', or 'Undefined',
getVarType = function ( data ) {
if (undefined === data ){ return 'Undefined'; }
if (data === null ){ return 'Null'; }
return {}.toString.call(data).slice(8, -1);
};
// End public utility /getVarType/
// Begin recursive object compare for future use
Object.prototype.equals = function ( x ) {
var p, var_type, var_type_x, self = this;
for ( p in self ) {
if ( self.hasOwnProperty( p ) ) {
var_type = getVarType( p );
if ( var_type === 'Undefined') {
return false;
}
}
}
for ( p in self ) {
if ( self.hasOwnProperty( p ) ) {
if ( self[ p ] ) {
var_type = getVarType( self[ p ] );
switch( var_type ) {
case 'Function':
var_type_x = getVarType( x[ p ] );
if ( var_type === 'Undefined' ||
( p !== 'equals'
&& self[ p ].toString() !== x[p].toString()
)){
return false;
}
break;
case 'Array' :
case 'Object':
if ( ! self[ p ].equals( x[ p ] )) {
return false;
}
break;
default:
if (self[ p ] !== x[ p ] ) {
return false;
}
}
}
else {
if ( x[ p ] ){
return false;
}
}
}
}
for ( p in x ) {
if ( x.hasOwnProperty( p ) ){
var_type = getVarType( self[ p ] );
if ( var_type === 'Undefined' ) {
return false;
}
}
}
return true;
};
// End recursive object compare for future use
// Begin getFriendList
getFriendList = function () {
return [
{"id":1,"gender":"M","first":"John","last":"Smith",
"city":"Seattle, WA","status":"Active"},
{"id":2,"gender":"F","first":"Kelly","last":"Ruth",
"city":"Dallas, TX","status":"Active"},
{"id":3,"gender":"M","first":"Jeff","last":"Stevenson",
"city":"Washington, D.C.","status":"Active"},
{"id":4,"gender":"F","first":"Jennifer","last":"Gill",
"city":"Seattle, WA","status":"Active"}
];
};
// End getFriendList
// Begin runTests
runTests = function () {
var
friend_db, taffy_map,
key_name, data_val, msg_text, var_type;
friend_db = TAFFY( getFriendList() );
taffy_map = {
by_city : friend_db({ city : "Seattle, WA"}),
by_id : friend_db({ id : 1}),
by_id_f : friend_db({ id : '1'}),
by_name : friend_db({ first : 'John',last:'Smith'}),
kelly_by_id : friend_db({ id : 2}).first(),
kelly_last_name : friend_db({ id : 2}).first().last,
id_list : friend_db().select( 'id' ),
city_list : friend_db().distinct( 'city' ),
filter_list : friend_db().filter({ city : "Seattle, WA"})
};
for ( key_name in taffy_map ){
if ( taffy_map.hasOwnProperty( key_name ) ) {
data_val = taffy_map[ key_name ];
var_type = getVarType( data_val );
msg_text = key_name + ': \n ===================\n';
switch ( var_type ){
case 'Object' :
if ( data_val.hasOwnProperty( 'get' ) ){
msg_text += JSON.stringify( data_val.get() );
}
else {
msg_text += JSON.stringify( data_val );
}
break;
case 'Number' :
msg_text += String( data_val );
break;
default :
msg_text += JSON.stringify( data_val );
}
msg_text += '\n\n';
console.log( msg_text );
}
}
console.log( 'Example filter bug - rows changed without using '
+ '.update() will filter by their original values. '
);
friend_db().each(function ( row_map, idx ) {
if ( row_map.city === 'Seattle, WA' ){
row_map.city = 'WallaWalla, WA';
}
});
console.log( 'We expect 0 rows, but get 2... ' );
console.log(
friend_db().filter({ city : 'Seattle, WA'}).get()
);
console.log( '...even though the city has changed in the collection.' );
console.log( friend_db().get() );
console.log( '' );
console.log( 'Example filter when .update() is used.');
friend_db = TAFFY( getFriendList() );
friend_db({ city : 'Seattle, WA' })
.update({ city : 'WallaWalla, WA' });
console.log( 'now we get the correct response (0 rows) ...' );
console.log(
friend_db().filter({ city : 'Seattle, WA'}).get()
);
console.log( friend_db().get() );
console.log( '... that reflects the taffy collection.' );
};
// End runTests
runTests();
</script>
</head>
<body>
<div>
Please open your javascript console to see test results
</div>
</body>
</html>