gemini/lib/tester.js at v0.8.0 · gemini-testing/gemini

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'use strict';

var inherit = require('inherit'),

fs = require('q-io/fs'),

temp = require('temp'),

Runner = require('./runner'),

Image = require('./image');

temp.track();

module.exports = inherit(Runner, {

__constructor: function(config, options) {

this.__base(config);

options = options || {};

this._tempDir = options.tempDir || temp.path('gemini');

_prepare: function() {

return fs.makeTree(this._tempDir);

_processCapture: function(capture) {

var refPath = this.config.getScreenshotPath(

capture.suite,

capture.state.name,

capture.browser.id),

_this = this;

return capture.image.save(this._tempPath())

.then(function(path) {

return [path, Image.compare(path, refPath, {

strictComparison: _this.config.strictComparison,

canHaveCaret: capture.canHaveCaret

})];

})

.spread(function(currentPath, isEqual) {

_this._stats.add(isEqual? 'passed' : 'failed');

_this.emit('endTest', {

suiteName: capture.suite.name,

suiteId: capture.suite.id,

stateName: capture.state.name,

equal: isEqual,

referencePath: refPath,

currentPath: currentPath,

browserId: capture.browser.id

});

_tempPath: function() {

return temp.path({dir: this._tempDir, suffix: '.png'});

}

});

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