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index.js
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var DEFAULT_DESTINATION = 'target/screenshots';
var fs = require('fs'),
mkdirp = require('mkdirp'),
rimraf = require('rimraf'),
_ = require('lodash'),
path = require('path'),
uuid = require('uuid'),
hat = require('hat');
require('string.prototype.startswith');
function Jasmine2ScreenShotReporter(opts) {
'use strict';
var self = this,
suites = {}, // suite clones
specs = {}, // tes spec clones
runningSuite = null, // currently running suite
// report marks
marks = {
pending:'<span class="pending">~</span>',
failed: '<span class="failed">✗</span>',
passed: '<span class="passed">✓</span>'
},
statusCssClass = {
pending: 'pending',
failed: 'failed',
passed: 'passed'
},
// when use use fit, jasmine never calls suiteStarted / suiteDone, so make a fake one to use
fakeFocusedSuite = {
id: 'focused',
description: 'focused specs',
fullName: 'focused specs'
};
var linkTemplate = _.template(
'<li id="<%= id %>" ' +
'class="<%= cssClass %>" ' +
'data-spec="<%= specId %>" ' +
'data-name="<%= name %>" ' +
'data-browser="<%= browserName %>">' +
'<%= mark %>' +
'<a href="<%= filename %>"><%= name %></a> ' +
'(<%= duration %> s)' +
'<%= reason %>' +
'</li>'
);
var nonLinkTemplate = _.template(
'<li title="No screenshot was created for this test case." ' +
'id="<%= id %>" ' +
'class="<%= cssClass %>" ' +
'data-spec="<%= specId %>" ' +
'data-name="<%= name %>" ' +
'data-browser="<%= browserName %>">' +
'<%= mark %>' +
'<%= name %> ' +
'(<%= duration %> s)' +
'<%= reason %>' +
'</li>'
);
var openReportTemplate = _.template(
'<html>' +
'<head>' +
'<meta charset="utf-8">' +
'<style>' +
'body { font-family: Arial; }' +
'ul { list-style-position: inside; }' +
'span.passed { padding: 0 1em; color: green; }' +
'span.failed { padding: 0 1em; color: red; }' +
'span.pending { padding: 0 1em; color: orange; }' +
'</style>' +
'<%= userCss %>' +
'<script type="text/javascript">' +
'function showhide(id) {' +
'var e = document.getElementById(id);' +
'e.style.display = (e.style.display == "block") ? "none" : "block";' +
'}' +
'function buildQuickLinks() {' +
'var failedSpecs = document.querySelectorAll("li.failed");' +
'var quickLinksContainer = document.getElementById("quickLinks");' +
'for (var i = 0; i < failedSpecs.length; ++i) {' +
'var li = document.createElement("li");' +
'var a = document.createElement("a");' +
'a.href = "#" + failedSpecs[i].id;' +
'a.textContent = failedSpecs[i].dataset.name + " (" + failedSpecs[i].dataset.browser + ")";' +
'li.appendChild(a);' +
'quickLinksContainer.appendChild(li);' +
'}' +
'}' +
'function updatePassCount() {' +
'var totalPassed = document.querySelectorAll("li.passed").length;' +
'var totalFailed = document.querySelectorAll("li.failed").length;' +
'var totalSpecs = totalFailed + totalPassed;' +
'console.log("passed: %s, failed: %s, total: %s", totalPassed, totalFailed, totalSpecs);' +
'document.getElementById("summaryTotalSpecs").textContent = ' +
'document.getElementById("summaryTotalSpecs").textContent + totalSpecs;' +
'document.getElementById("summaryTotalFailed").textContent = ' +
'document.getElementById("summaryTotalFailed").textContent + totalFailed;' +
'if (totalFailed) {' +
'document.getElementById("summary").className = "failed";' +
'}' +
'}' +
'function start() {' +
'updatePassCount();' +
'buildQuickLinks();' +
'}' +
'window.onload = start;' +
'</script>' +
'</head>' +
'<body>'
);
var addReportTitle = _.template(
'<h1><%= title %></h1>'
);
var addReportSummary = _.template(
'<div id="summary" class="passed">' +
'<h4>Summary</h4>' +
'<ul>' +
'<li id="summaryTotalSpecs">Total specs tested: </li>' +
'<li id="summaryTotalFailed">Total failed: </li>' +
'</ul>' +
'<%= quickLinks %>' +
'</div>'
);
var addQuickLinks = _.template(
'<ul id="quickLinks"></ul>'
);
var closeReportTemplate = _.template(
'</body>' +
'</html>'
);
var reportTemplate = _.template(
'<%= report %>'
);
var reasonsTemplate = _.template(
'<ul>' +
'<% _.forEach(reasons, function(reason) { %>' +
'<li><%- reason.message %></li>' +
'<% }); %>' +
'</ul>'
);
var configurationTemplate = _.template(
'<a href="javascript:showhide(\'<%= configId %>\')">' +
'Toggle Configuration' +
'</a>' +
'<div class="config" id="<%= configId %>" style="display: none">' +
'<h4>Configuration</h4>' +
'<%= configBody %>' +
'</div>'
);
var objectToItemTemplate = _.template(
'<li>' +
'<%= key %>: <%= value %>' +
'</li>'
);
// write data into opts.dest as filename
var writeScreenshot = function (data, filename) {
var stream = fs.createWriteStream(opts.dest + filename);
stream.write(new Buffer(data, 'base64'));
stream.end();
};
var writeMetadata = function(data, filename) {
var stream;
try {
stream = fs.createWriteStream(filename);
stream.write(JSON.stringify(data, null, '\t'));
stream.end();
} catch(e) {
console.error('Couldn\'t save metadata: ' + filename);
}
};
// returns suite clone or creates one
var getSuiteClone = function(suite) {
suites[suite.id] = _.extend((suites[suite.id] || {}), suite);
return suites[suite.id];
};
// returns spec clone or creates one
var getSpecClone = function(spec) {
specs[spec.id] = _.extend((specs[spec.id] || {}), spec);
return specs[spec.id];
};
// returns duration in seconds
var getDuration = function(obj) {
if (!obj._started || !obj._finished) {
return 0;
}
var duration = (obj._finished - obj._started) / 1000;
return (duration < 1) ? duration : Math.round(duration);
};
var pathBuilder = function(spec, suites, capabilities) {
return hat();
};
var metadataBuilder = function(spec, suites, capabilities) {
return false;
};
var isSpecValid = function(spec) {
// Don't screenshot skipped specs
var isSkipped = opts.ignoreSkippedSpecs && spec.status === 'pending';
// Screenshot only for failed specs
var isIgnored = opts.captureOnlyFailedSpecs && spec.status !== 'failed';
return !isSkipped && !isIgnored;
};
var isSpecReportable = function(spec) {
return (opts.reportOnlyFailedSpecs && spec.status === 'failed') || !opts.reportOnlyFailedSpecs;
};
var hasValidSpecs = function(suite) {
var validSuites = false;
var validSpecs = false;
if (suite._suites.length) {
validSuites = _.any(suite._suites, function(s) {
return hasValidSpecs(s);
});
}
if (suite._specs.length) {
validSpecs = _.any(suite._specs, function(s) {
return isSpecValid(s) || isSpecReportable(s);
});
}
return validSuites || validSpecs;
};
var getDestination = function(){
return (opts.dest || DEFAULT_DESTINATION) + '/';
};
var getDestinationWithUniqueDirectory = function(){
return getDestination() + hat() + '/';
};
var getCssLinks = function(cssFiles) {
var cssLinks = '';
_.each(cssFiles, function(file) {
cssLinks +='<link type="text/css" rel="stylesheet" href="' + file + '">';
});
return cssLinks;
};
var cleanDestination = function(callback) {
// if we aren't removing the old report folder then simply return
if (!opts.cleanDestination) {
callback();
return;
}
rimraf(opts.dest, function(err) {
if(err) {
throw new Error('Could not remove previous destination directory ' + opts.dest);
}
mkdirp(opts.dest, function(err) {
if(err) {
throw new Error('Could not create directory ' + opts.dest);
}
callback(err);
});
});
};
// TODO: more options
opts = opts || {};
opts.preserveDirectory = opts.preserveDirectory || false;
opts.dest = opts.preserveDirectory ? getDestinationWithUniqueDirectory() : getDestination();
opts.filename = opts.filename || 'report.html';
opts.ignoreSkippedSpecs = opts.ignoreSkippedSpecs || false;
opts.reportOnlyFailedSpecs = opts.hasOwnProperty('reportOnlyFailedSpecs') ? opts.reportOnlyFailedSpecs : true;
opts.captureOnlyFailedSpecs = opts.captureOnlyFailedSpecs || false;
opts.pathBuilder = opts.pathBuilder || pathBuilder;
opts.metadataBuilder = opts.metadataBuilder || metadataBuilder;
opts.userCss = Array.isArray(opts.userCss) ? opts.userCss : opts.userCss ? [ opts.userCss ] : [];
opts.totalSpecsDefined = null;
opts.showSummary = opts.hasOwnProperty('showSummary') ? opts.showSummary : true;
opts.showQuickLinks = opts.showQuickLinks || false;
opts.browserCaps = {};
opts.configurationStrings = opts.configurationStrings || {};
opts.showConfiguration = opts.hasOwnProperty('showConfiguration') ? opts.showConfiguration : true;
opts.reportTitle = opts.hasOwnProperty('reportTitle') ? opts.reportTitle : 'Report';
opts.cleanDestination = opts.hasOwnProperty('cleanDestination') ? opts.cleanDestination : true;
this.beforeLaunch = function(callback) {
console.log('Report destination: ', path.join(opts.dest, opts.filename));
var cssLinks = getCssLinks(opts.userCss);
var summaryQuickLinks = opts.showQuickLinks ? addQuickLinks(): '';
var reportSummary = opts.showSummary ? addReportSummary({ quickLinks: summaryQuickLinks }) : '';
// Now you'll need to build the replacement report text for the file.
var reportContent = openReportTemplate({ userCss: cssLinks});
reportContent += addReportTitle({ title: opts.reportTitle});
reportContent += reportSummary;
// Now remove the existing stored content and replace it with the new report shell.
cleanDestination(function(err) {
if (err) {
throw err;
}
fs.appendFile(
path.join(opts.dest, opts.filename),
reportContent,
{ encoding: 'utf8' },
function(err) {
if (err) {
console.error ('Error writing to file: ' + path.join(opts.dest, opts.filename));
throw err;
}
callback();
}
);
});
};
this.afterLaunch = function(callback) {
console.log('Closing report');
fs.appendFile(
path.join(opts.dest, opts.filename),
closeReportTemplate(),
{ encoding: 'utf8' },
function(err) {
if(err) {
console.error('Error writing to file:' + path.join(opts.dest, opts.filename));
throw err;
}
callback();
}
);
};
this.jasmineStarted = function(suiteInfo) {
opts.totalSpecsDefined = suiteInfo.totalSpecsDefined;
browser.getCapabilities().then(function (capabilities) {
opts.browserCaps.browserName = capabilities.get('browserName');
opts.browserCaps.browserVersion = capabilities.get('version');
opts.browserCaps.platform = capabilities.get('platform');
opts.browserCaps.javascriptEnabled = capabilities.get('javascriptEnabled');
opts.browserCaps.cssSelectorsEnabled = capabilities.get('cssSelectorsEnabled');
});
};
this.suiteStarted = function(suite) {
suite = getSuiteClone(suite);
suite._suites = [];
suite._specs = [];
suite._started = Date.now();
suite._parent = runningSuite;
if (runningSuite) {
runningSuite._suites.push(suite);
}
runningSuite = suite;
};
this.suiteDone = function(suite) {
suite = getSuiteClone(suite);
if (suite._parent === undefined) {
// disabled suite (xdescribe) -- suiteStarted was never called
self.suiteStarted(suite);
}
suite._finished = Date.now();
runningSuite = suite._parent;
};
this.specStarted = function(spec) {
if (!runningSuite) {
// focused spec (fit) -- suiteStarted was never called
self.suiteStarted(fakeFocusedSuite);
}
spec = getSpecClone(spec);
spec._started = Date.now();
spec._suite = runningSuite;
runningSuite._specs.push(spec);
};
this.specDone = function(spec) {
var file;
spec = getSpecClone(spec);
spec._finished = Date.now();
if (!isSpecValid(spec)) {
spec.skipPrinting = true;
return;
}
browser.takeScreenshot().then(function (png) {
browser.getCapabilities().then(function (capabilities) {
var screenshotPath,
metadataPath,
metadata;
file = opts.pathBuilder(spec, suites, capabilities);
spec.filename = file + '.png';
screenshotPath = path.join(opts.dest, spec.filename);
metadata = opts.metadataBuilder(spec, suites, capabilities);
if (metadata) {
metadataPath = path.join(opts.dest, file + '.json');
mkdirp(path.dirname(metadataPath), function(err) {
if(err) {
throw new Error('Could not create directory for ' + metadataPath);
}
writeMetadata(metadata, metadataPath);
});
}
mkdirp(path.dirname(screenshotPath), function(err) {
if(err) {
throw new Error('Could not create directory for ' + screenshotPath);
}
writeScreenshot(png, spec.filename);
});
});
});
};
this.jasmineDone = function() {
var output = '';
if (runningSuite) {
// focused spec (fit) -- suiteDone was never called
self.suiteDone(fakeFocusedSuite);
}
_.each(suites, function(suite) {
output += printResults(suite);
});
// Ideally this shouldn't happen, but some versions of jasmine will allow it
_.each(specs, function(spec) {
output += printSpec(spec);
});
// Add configuration information when requested and only if specs have been reported.
if (opts.showConfiguration) {
var suiteHasSpecs = false;
_.each(specs, function(spec) {
suiteHasSpecs = spec.isPrinted || suiteHasSpecs;
});
if (suiteHasSpecs) {
output += printTestConfiguration();
}
}
fs.appendFileSync(
path.join(opts.dest, opts.filename),
reportTemplate({ report: output }),
{ encoding: 'utf8' },
function(err) {
if(err) {
console.error('Error writing to file:' + path.join(opts.dest, opts.filename));
throw err;
}
}
);
};
function printSpec(spec) {
var suiteName = spec._suite ? spec._suite.fullName : '';
var template = spec.filename ? linkTemplate : nonLinkTemplate;
if (spec.isPrinted || (spec.skipPrinting && !isSpecReportable(spec))) {
return '';
}
spec.isPrinted = true;
return template({
browserName: opts.browserCaps.browserName,
cssClass: statusCssClass[spec.status],
duration: getDuration(spec),
filename: encodeURI(spec.filename),
id: uuid.v1(),
mark: marks[spec.status],
name: spec.fullName.replace(suiteName, '').trim(),
reason: printReasonsForFailure(spec),
specId: spec.id,
});
}
// TODO: proper nesting -> no need for magic
function printResults(suite) {
var output = '';
if (suite.isPrinted || !hasValidSpecs(suite)) {
return '';
}
suite.isPrinted = true;
output += '<ul style="list-style-type:none">';
output += '<h4>' + suite.description + ' (' + getDuration(suite) + ' s)</h4>';
_.each(suite._specs, function(spec) {
spec = specs[spec.id];
output += printSpec(spec);
});
if (suite._suites.length) {
_.each(suite._suites, function(childSuite) {
output += printResults(childSuite);
});
}
output += '</ul>';
return output;
}
function printReasonsForFailure(spec) {
if (spec.status !== 'failed') {
return '';
}
return reasonsTemplate({ reasons: spec.failedExpectations });
}
function printTestConfiguration() {
var testConfiguration = {
"Jasmine version": jasmine.version,
"Browser name": opts.browserCaps.browserName,
"Browser version": opts.browserCaps.browserVersion,
"Platform": opts.browserCaps.platform,
"Javascript enabled": opts.browserCaps.javascriptEnabled,
"Css selectors enabled": opts.browserCaps.cssSelectorsEnabled
};
testConfiguration = _.assign(testConfiguration, opts.configurationStrings);
var keys = Object.keys(testConfiguration);
var configOutput = "";
_.each(keys, function(key) {
configOutput += objectToItemTemplate({"key": key, "value": testConfiguration[key]});
});
var configId = uuid.v1();
return configurationTemplate({"configBody": configOutput, "configId": configId});
}
return this;
}
module.exports = Jasmine2ScreenShotReporter;