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index.js
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index.js
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var fs = require('fs');
var util = require('util');
var path = require('path');
var ejs = require('ejs');
var fsutil = require('../../fsutil');
var mkdirp = require('mkdirp');
var hotspot = require('../../hotspot');
var async = require('async');
function getCoverageClass(data) {
var fullCoverage = (data.coverage == 100);
var okCoverage = (!fullCoverage && data.coverage >= 60);
if (fullCoverage) {
return 'fullCoverage';
} else if (okCoverage) {
return 'okCoverage';
} else {
return 'poorCoverage';
}
return '';
}
function writeSource(outputDir, data, callback) {
try {
var outFile = path.join(outputDir, 'src', data.filename + '.html');
var template = path.join(__dirname, 'src.ejs');
data.pathToCSS = path.resolve(path.join(outputDir, 'css'));
data.pathToScripts = path.resolve(path.join(outputDir, 'scripts'));
data.pathToRoot = path.resolve(outputDir);
data.green = getColoredLines(data, function (c) {return c >= 1; });
data.red = getColoredLines(data, function (c) {return c === 0; });
data.generated = new Date().toString();
fn = data.filename.split('/');
data.filenameNoDir = fn[fn.length - 1];
data.jsmeter = data.jsmeter || false;
render(outFile, template, data, callback);
} catch (error) {
console.log(error);
}
}
function writeHotSpots(outputDir, coverageMap, callback) {
var hotspots = hotspot.calculate(coverageMap);
var outFile = path.join(outputDir, 'hotspots.html');
var template = path.join(__dirname, 'hotspots.ejs');
var data = {
hotspots: hotspots,
generated: new Date().toString()
};
render(outFile, template, data, callback);
}
function getColoredLines(file, p) {
return Object.keys(file.source).reduce(function (pV, cV, index, array) {
if (p(file.source[cV].coverage)) {
pV.push(cV);
}
return pV;
}, []);
}
function sortFiles(filesToSort) {
var files = [];
for (var file in filesToSort) {
files.push(filesToSort[file]);
}
return files.sort(function (a, b) { return b.misses - a.misses; });
}
function render(filePath, templatePath, viewData, callback) {
mkdirp.sync(path.dirname(filePath));
var template = fs.readFileSync(templatePath, 'utf8');
var html = ejs.render(template, viewData);
fs.writeFile(filePath, html, callback);
}
function copyResources(outputDir) {
mkdirp.sync(outputDir);
fsutil.copyDirSync(path.join(__dirname, 'css'), path.join(outputDir, 'css'));
fsutil.copyDirSync(path.join(__dirname, 'resources'), path.join(outputDir, 'resources'));
fsutil.copyDirSync(path.join(__dirname, 'scripts'), path.join(outputDir, 'scripts'));
}
exports.report = function (coverageMap, outputDir, callback) {
var outputDir = outputDir || 'covershot';
coverageMap.generated = new Date().toString();
coverageMap.files = sortFiles(coverageMap.files);
try {
copyResources(outputDir);
render(path.join(outputDir, 'index.html'), path.join(__dirname, 'index.ejs'), coverageMap, function (err) {
if (err) {
return callback(err);
}
async.forEach(
coverageMap.files,
function (file, callback) {
writeSource(outputDir, file, callback);
},
function (err) {
if (err) {
return callback(err);
}
writeHotSpots(outputDir, coverageMap, callback);
});
});
} catch (error) {
console.log(error);
return;
}
};