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bits.js
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bits.js
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if(!dojo._hasResource["dojox.encoding.tests.bits"]){ //_hasResource checks added by build. Do not use _hasResource directly in your code.
dojo._hasResource["dojox.encoding.tests.bits"] = true;
dojo.provide("dojox.encoding.tests.bits");
dojo.require("dojox.encoding.bits");
(function(){
var msg1 = "The rain in Spain falls mainly on the plain.";
var msg2 = "The rain in Spain falls mainly on the plain.1";
var msg3 = "The rain in Spain falls mainly on the plain.ab";
var msg4 = "The rain in Spain falls mainly on the plain.!@#";
var dcb = dojox.encoding.bits;
var s2b = function(s){
var b = [];
for(var i = 0; i < s.length; ++i){
b.push(s.charCodeAt(i));
}
return b;
};
var b2s = function(b){
var s = [];
dojo.forEach(b, function(c){ s.push(String.fromCharCode(c)); });
return s.join("");
};
var testOut = function(msg){
var a = new dojox.encoding.bits.OutputStream();
for(var i = 0; i < msg.length; ++i){
var v = msg.charCodeAt(i);
var j = Math.floor(Math.random() * 7) + 1;
a.putBits(v >>> (8 - j), j);
a.putBits(v, 8 - j);
}
return b2s(a.getBuffer());
};
var testIn = function(msg){
var a = new dojox.encoding.bits.InputStream(s2b(msg), msg.length * 8);
var r = [];
for(var i = 0; i < msg.length; ++i){
var j = Math.floor(Math.random() * 7) + 1;
r.push((a.getBits(j) << (8 - j)) | a.getBits(8 - j));
}
return b2s(r);
};
var test = function(msg){
var a = new dojox.encoding.bits.InputStream(s2b(msg), msg.length * 8);
var o = new dojox.encoding.bits.OutputStream();
while(a.getWidth() > 0){
var w = Math.min(a.getWidth(), 3);
o.putBits(a.getBits(w), w);
}
return b2s(o.getBuffer());
};
tests.register("dojox.encoding.tests.bits", [
function testBitsOut1(t){ t.assertEqual(msg1, testOut(msg1)); },
function testBitsOut2(t){ t.assertEqual(msg2, testOut(msg2)); },
function testBitsOut3(t){ t.assertEqual(msg3, testOut(msg3)); },
function testBitsOut4(t){ t.assertEqual(msg4, testOut(msg4)); },
function testBitsIn1(t){ t.assertEqual(msg1, testIn(msg1)); },
function testBitsIn2(t){ t.assertEqual(msg2, testIn(msg2)); },
function testBitsIn3(t){ t.assertEqual(msg3, testIn(msg3)); },
function testBitsIn4(t){ t.assertEqual(msg4, testIn(msg4)); },
function testBits1(t){ t.assertEqual(msg1, test(msg1)); },
function testBits2(t){ t.assertEqual(msg2, test(msg2)); },
function testBits3(t){ t.assertEqual(msg3, test(msg3)); },
function testBits4(t){ t.assertEqual(msg4, test(msg4)); }
]);
})();
}

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