| Server IP : 49.231.201.246 / Your IP : 216.73.216.149 Web Server : Apache/2.4.18 (Ubuntu) System : Linux 246 4.4.0-210-generic #242-Ubuntu SMP Fri Apr 16 09:57:56 UTC 2021 x86_64 User : root ( 0) PHP Version : 7.0.33-0ubuntu0.16.04.16 Disable Function : exec,passthru,shell_exec,system,proc_open,popen,pcntl_exec MySQL : OFF | cURL : ON | WGET : ON | Perl : ON | Python : ON | Sudo : ON | Pkexec : ON Directory : /proc/11584/root/var/www/html/ppaobm/vendor/bower-asset/chartjs/test/ |
Upload File : |
// Code from https://stackoverflow.com/questions/4406864/html-canvas-unit-testing
var Context = function() {
this._calls = []; // names/args of recorded calls
this._initMethods();
this._fillStyle = null;
this._lineCap = null;
this._lineDashOffset = null;
this._lineJoin = null;
this._lineWidth = null;
this._strokeStyle = null;
// Define properties here so that we can record each time they are set
Object.defineProperties(this, {
fillStyle: {
get: function() {
return this._fillStyle;
},
set: function(style) {
this._fillStyle = style;
this.record('setFillStyle', [style]);
}
},
lineCap: {
get: function() {
return this._lineCap;
},
set: function(cap) {
this._lineCap = cap;
this.record('setLineCap', [cap]);
}
},
lineDashOffset: {
get: function() {
return this._lineDashOffset;
},
set: function(offset) {
this._lineDashOffset = offset;
this.record('setLineDashOffset', [offset]);
}
},
lineJoin: {
get: function() {
return this._lineJoin;
},
set: function(join) {
this._lineJoin = join;
this.record('setLineJoin', [join]);
}
},
lineWidth: {
get: function() {
return this._lineWidth;
},
set: function(width) {
this._lineWidth = width;
this.record('setLineWidth', [width]);
}
},
strokeStyle: {
get: function() {
return this._strokeStyle;
},
set: function(style) {
this._strokeStyle = style;
this.record('setStrokeStyle', [style]);
}
},
});
};
Context.prototype._initMethods = function() {
// define methods to test here
// no way to introspect so we have to do some extra work :(
var me = this;
var methods = {
arc: function() {},
arcTo: function() {},
beginPath: function() {},
bezierCurveTo: function() {},
clearRect: function() {},
clip: function() {},
closePath: function() {},
fill: function() {},
fillRect: function() {},
fillText: function() {},
lineTo: function() {},
measureText: function(text) {
// return the number of characters * fixed size
return text ? {width: text.length * 10} : {width: 0};
},
moveTo: function() {},
quadraticCurveTo: function() {},
rect: function() {},
restore: function() {},
rotate: function() {},
save: function() {},
setLineDash: function() {},
stroke: function() {},
strokeRect: function() {},
setTransform: function() {},
translate: function() {},
};
Object.keys(methods).forEach(function(name) {
me[name] = function() {
me.record(name, arguments);
return methods[name].apply(me, arguments);
};
});
};
Context.prototype.record = function(methodName, args) {
this._calls.push({
name: methodName,
args: Array.prototype.slice.call(args)
});
};
Context.prototype.getCalls = function() {
return this._calls;
};
Context.prototype.resetCalls = function() {
this._calls = [];
};
module.exports = Context;