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var assert = require("test/assert");
var Binary = require("binary").Binary,
ByteString = require("binary").ByteString,
ByteArray = require("binary").ByteArray;
exports.testByteArrayConstructor = function() {
var testArray = [1,2,3,4],
b;
// ByteArray()
// New, empty ByteArray.
b = new ByteArray();
//assert.isTrue(b instanceof Binary, "not instanceof Binary");
assert.isTrue(b instanceof ByteArray, "not instanceof ByteArray");
assert.isEqual(0, b.length);
b.length = 123;
assert.isEqual(123, b.length);
assert.isEqual(0, b.get(4));
// ByteArray(length)
// New ByteArray filled with length zero bytes.
b = new ByteArray(10);
assert.isEqual(10, b.length);
for (var i = 0; i < 10; i++)
assert.isEqual(0, b.get(i));
assert.isNaN(b.get(10));
b.length = 234;
assert.isEqual(234, b.length);
assert.isEqual(0, b.get(10));
assert.isEqual(0, b.get(233));
assert.isNaN(b.get(234));
// ByteArray(byteString)
// Copy contents of byteString.
b = new ByteArray(new ByteString(testArray));
assert.isEqual(testArray.length, b.length);
b.length = 345;
assert.isEqual(345, b.length);
assert.isEqual(1, b.get(0));
assert.isEqual(4, b.get(3));
assert.isEqual(0, b.get(4));
// ByteArray(byteArray)
// Copy byteArray.
b = new ByteArray(new ByteArray(testArray));
assert.isEqual(testArray.length, b.length);
b.length = 456;
assert.isEqual(456, b.length);
assert.isEqual(1, b.get(0));
assert.isEqual(4, b.get(3));
assert.isEqual(0, b.get(4));
// ByteArray(arrayOfBytes)
// Use numbers in arrayOfBytes as contents.
// Throws an exception if any element is outside the range 0...255 (TODO).
b = new ByteArray(testArray);
assert.isEqual(testArray.length, b.length);
b.length = 567;
assert.isEqual(567, b.length);
assert.isEqual(1, b.get(0));
assert.isEqual(4, b.get(3));
assert.isEqual(0, b.get(4));
};
exports.testByteArrayResizing = function() {
var b1 = new ByteArray([0,1,2,3,4,5,6]);
assert.isEqual(7, b1.length);
assert.isNaN(b1.get(7));
b1.length = 10;
assert.isEqual(10, b1.length, "Length should change to 10");
assert.isEqual(5, b1.get(5));
assert.isEqual(0, b1.get(7));
b1.length = 3;
assert.isEqual(3, b1.length, "Length should change to 10");
assert.isEqual(0, b1.get(0));
assert.isNaN(b1.get(4));
b1.length = 9;
assert.isEqual(9, b1.length, "Length should change to 9");
assert.isEqual(0, b1.get(0));
assert.isEqual(0, b1.get(4));
};
exports.testToByteArray = function() {
var b1 = new ByteArray([1,2,3]),
b2 = b1.toByteArray();
assert.isTrue(b2 instanceof ByteArray, "not instanceof ByteArray");
assert.isEqual(b1.length, b2.length);
assert.isEqual(b1.get(0), b2.get(0));
assert.isEqual(b1.get(2), b2.get(2));
assert.isEqual(1, b1.get(0));
assert.isEqual(1, b2.get(0));
b1.set(0, 10);
assert.isEqual(10, b1.get(0));
assert.isEqual(1, b2.get(0));
};
exports.testToByteString = function() {
var b1 = new ByteArray([1,2,3]),
b2 = b1.toByteString();
assert.isEqual(b1.length, b2.length);
assert.isEqual(b1.get(0), b2.get(0));
assert.isEqual(b1.get(2), b2.get(2));
assert.isEqual(1, b1.get(0));
assert.isEqual(1, b2.get(0));
b1.set(0, 10);
assert.isEqual(10, b1.get(0));
assert.isEqual(1, b2.get(0));
};
exports.testToArray = function() {
var testArray = [0,1,254,255],
b1 = new ByteArray(testArray),
a1 = b1.toArray();
assert.isEqual(testArray.length, a1.length);
for (var i = 0; i < testArray.length; i++)
assert.isEqual(testArray[i], a1[i]);
};
exports.testToString = function() {
// the format of the resulting string isn't specified, but it shouldn't be the decoded string
// TODO: is this an ok test?
var testString = "AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA"+
"AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA",
testArray = [];
for (var i = 0; i < 128; i++) testArray.push(65);
var resultString = new ByteArray(testArray).toString();
assert.isTrue(resultString.length < 100);
assert.isTrue(resultString !== testString);
};
exports.testIndexOf = function() {
var b1 = new ByteArray([0,1,2,3,4,5,0,1,2,3,4,5]);
assert.isEqual(-1, b1.indexOf(-1));
assert.isEqual(0, b1.indexOf(0));
assert.isEqual(5, b1.indexOf(5));
assert.isEqual(-1, b1.indexOf(12));
assert.isEqual(6, b1.indexOf(0, 6));
assert.isEqual(11, b1.indexOf(5, 6));
assert.isEqual(-1, b1.indexOf(12, 6));
assert.isEqual(0, b1.indexOf(0, 0, 3));
assert.isEqual(-1, b1.indexOf(5, 0, 3));
assert.isEqual(-1, b1.indexOf(12, 0, 3));
};
exports.testLastIndexOf = function() {
var b1 = new ByteArray([0,1,2,3,4,5,0,1,2,3,4,5]);
assert.isEqual(-1, b1.lastIndexOf(-1));
assert.isEqual(6, b1.lastIndexOf(0));
assert.isEqual(11, b1.lastIndexOf(5));
assert.isEqual(-1, b1.lastIndexOf(12));
assert.isEqual(0, b1.lastIndexOf(0, 0, 6));
assert.isEqual(5, b1.lastIndexOf(5, 0, 6));
assert.isEqual(-1, b1.lastIndexOf(12, 0, 6));
assert.isEqual(6, b1.lastIndexOf(0, 6, 9));
assert.isEqual(-1, b1.lastIndexOf(5, 6, 9));
assert.isEqual(-1, b1.lastIndexOf(12, 6, 9));
};
exports.testByteArrayReverse = function() {
var testArray = [0,1,2,3,4,5,6];
var b1 = new ByteArray(testArray),
b2 = b1.reverse();
assert.isEqual(b1, b2);
assert.isEqual(b1.length, b2.length);
for (var i = 0; i < testArray.length; i++)
assert.isEqual(testArray[i], b2.get(testArray.length-i-1));
testArray = [0,1,2,3,4,5,6,7];
b1 = new ByteArray(testArray);
b2 = b1.reverse();
assert.isEqual(b1, b2);
assert.isEqual(b1.length, b2.length);
for (var i = 0; i < testArray.length; i++)
assert.isEqual(testArray[i], b2.get(testArray.length-i-1));
};
exports.testByteArraySort = function() {
var testArray = [];
for (var i = 0; i < 1000; i++)
testArray.push(Math.floor(Math.random()*256));
var a = new ByteArray(testArray);
a.sort();
for (var i = 1; i < a.length; i++)
assert.isTrue(a.get(i-1) <= a.get(i), "index="+i+"("+a.get(i-1)+","+a.get(i)+")");
};
exports.testByteArraySortCustom = function() {
var testArray = [];
for (var i = 0; i < 1000; i++)
testArray.push(Math.floor(Math.random()*256));
var a = new ByteArray(testArray);
a.sort(function(o1, o2) { return o2-o1; });
for (var i = 1; i < a.length; i++)
assert.isTrue(a.get(i-1) >= a.get(i), "index="+i+"("+a.get(i-1)+","+a.get(i)+")");
};
exports.testSplit = function() {
var b1 = new ByteArray([0,1,2,3,4,5]), a1;
a1 = b1.split([]);
assert.isEqual(1, a1.length);
assert.isTrue(a1[0] instanceof ByteArray);
assert.isEqual(6, a1[0].length);
assert.isEqual(0, a1[0].get(0));
assert.isEqual(5, a1[0].get(5));
a1 = b1.split([2]);
assert.isEqual(2, a1.length);
assert.isTrue(a1[0] instanceof ByteArray);
assert.isEqual(2, a1[0].length);
assert.isEqual(0, a1[0].get(0));
assert.isEqual(1, a1[0].get(1));
assert.isEqual(3, a1[1].length);
assert.isEqual(3, a1[1].get(0));
assert.isEqual(5, a1[1].get(2));
a1 = b1.split([2], { includeDelimiter : true });
assert.isEqual(3, a1.length);
assert.isTrue(a1[0] instanceof ByteArray);
assert.isEqual(2, a1[0].length);
assert.isEqual(0, a1[0].get(0));
assert.isEqual(1, a1[0].get(1));
assert.isEqual(1, a1[1].length);
assert.isEqual(2, a1[1].get(0));
assert.isEqual(3, a1[2].length);
assert.isEqual(3, a1[2].get(0));
assert.isEqual(5, a1[2].get(2));
a1 = b1.split(new ByteString([2,3]));
assert.isEqual(2, a1.length);
assert.isTrue(a1[0] instanceof ByteArray);
assert.isEqual(2, a1[0].length);
assert.isEqual(0, a1[0].get(0));
assert.isEqual(1, a1[0].get(1));
assert.isEqual(2, a1[1].length);
assert.isEqual(4, a1[1].get(0));
assert.isEqual(5, a1[1].get(1));
};
if (require.main === module.id)
require("os").exit(require("test/runner").run(exports));
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