The Tor Browser / file diff

     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/js/src/jit-test/tests/ion/bug991457.js	Wed Dec 31 06:09:35 2014 +0100
     1.3 @@ -0,0 +1,64 @@
     1.4 +function test() {
     1.5 +    this.init();
     1.6 +    for (var i=0; i<10; i++) {
     1.7 +        delete this.blocks[10][9];
     1.8 +        this.collapse_blocks();
     1.9 +    }
    1.10 +    this.look_for_holes();
    1.11 +}
    1.12 +test.prototype.init = function() {
    1.13 +    this.blocks = new Array(20);
    1.14 +    for (var x=0; x<this.blocks.length; x++) {
    1.15 +        this.blocks[x] = new Array(10);
    1.16 +        for (var y=0; y<this.blocks[x].length; y++) {
    1.17 +            this.blocks[x][y] = {};
    1.18 +        }
    1.19 +    }
    1.20 +}
    1.21 +test.prototype.move_block = function(x,y,x1,y1) {
    1.22 +    this.blocks[x][y] = this.blocks[x1][y1];
    1.23 +    if (this.blocks[x][y])
    1.24 +        delete this.blocks[x1][y1];
    1.25 +}
    1.26 +test.prototype.collapse_blocks = function() {
    1.27 +    var didSomething=0;
    1.28 +    do {
    1.29 +        didSomething=0;
    1.30 +        for (var x=0; x<this.blocks.length; x++)
    1.31 +            for (var y=1; y<this.blocks[x].length; y++) {
    1.32 +                if (!this.blocks[x][y] && this.blocks[x][y-1]) {
    1.33 +                    this.move_block(x,y,x,y-1);
    1.34 +                    didSomething=1;
    1.35 +                }
    1.36 +            }
    1.37 +    } while (didSomething);
    1.38 +
    1.39 +    do {
    1.40 +        didSomething = 0;
    1.41 +        for (var x=0; x<this.blocks.length-1; x++) {
    1.42 +            if (!this.blocks[x][9] && this.blocks[x+1][9]) {
    1.43 +                for (var y=0; y<this.blocks[x].length; y++)
    1.44 +                    this.move_block(x,y,x+1,y);
    1.45 +                didSomething = 1;
    1.46 +            }
    1.47 +	}
    1.48 +    } while (didSomething);
    1.49 +}
    1.50 +test.prototype.look_for_holes = function() {
    1.51 +    var was_empty = false;
    1.52 +    var n_empty = 0;
    1.53 +    for (var x=0; x<this.blocks.length; x++) {
    1.54 +        var empty = true;
    1.55 +        for (var y=0; y<this.blocks[x].length; y++) {
    1.56 +            if (this.blocks[x][y]) {
    1.57 +                empty = false;
    1.58 +		n_empty++;
    1.59 +	    }
    1.60 +	}
    1.61 +	if (was_empty)
    1.62 +	    assertEq(empty, true);
    1.63 +        was_empty = empty;
    1.64 +    }
    1.65 +    assertEq(n_empty, 190);
    1.66 +}
    1.67 +new test();