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Diffstat (limited to 'node_modules/mocha/lib/reporters/json-cov.js')
-rw-r--r-- | node_modules/mocha/lib/reporters/json-cov.js | 151 |
1 files changed, 151 insertions, 0 deletions
diff --git a/node_modules/mocha/lib/reporters/json-cov.js b/node_modules/mocha/lib/reporters/json-cov.js new file mode 100644 index 000000000..5a32569f0 --- /dev/null +++ b/node_modules/mocha/lib/reporters/json-cov.js @@ -0,0 +1,151 @@ +/** + * Module dependencies. + */ + +var Base = require('./base'); + +/** + * Expose `JSONCov`. + */ + +exports = module.exports = JSONCov; + +/** + * Initialize a new `JsCoverage` reporter. + * + * @api public + * @param {Runner} runner + * @param {boolean} output + */ +function JSONCov(runner, output) { + Base.call(this, runner); + + output = arguments.length === 1 || output; + var self = this; + var tests = []; + var failures = []; + var passes = []; + + runner.on('test end', function(test) { + tests.push(test); + }); + + runner.on('pass', function(test) { + passes.push(test); + }); + + runner.on('fail', function(test) { + failures.push(test); + }); + + runner.on('end', function() { + var cov = global._$jscoverage || {}; + var result = self.cov = map(cov); + result.stats = self.stats; + result.tests = tests.map(clean); + result.failures = failures.map(clean); + result.passes = passes.map(clean); + if (!output) { + return; + } + process.stdout.write(JSON.stringify(result, null, 2)); + }); +} + +/** + * Map jscoverage data to a JSON structure + * suitable for reporting. + * + * @api private + * @param {Object} cov + * @return {Object} + */ + +function map(cov) { + var ret = { + instrumentation: 'node-jscoverage', + sloc: 0, + hits: 0, + misses: 0, + coverage: 0, + files: [] + }; + + for (var filename in cov) { + if (Object.prototype.hasOwnProperty.call(cov, filename)) { + var data = coverage(filename, cov[filename]); + ret.files.push(data); + ret.hits += data.hits; + ret.misses += data.misses; + ret.sloc += data.sloc; + } + } + + ret.files.sort(function(a, b) { + return a.filename.localeCompare(b.filename); + }); + + if (ret.sloc > 0) { + ret.coverage = (ret.hits / ret.sloc) * 100; + } + + return ret; +} + +/** + * Map jscoverage data for a single source file + * to a JSON structure suitable for reporting. + * + * @api private + * @param {string} filename name of the source file + * @param {Object} data jscoverage coverage data + * @return {Object} + */ +function coverage(filename, data) { + var ret = { + filename: filename, + coverage: 0, + hits: 0, + misses: 0, + sloc: 0, + source: {} + }; + + data.source.forEach(function(line, num) { + num++; + + if (data[num] === 0) { + ret.misses++; + ret.sloc++; + } else if (data[num] !== undefined) { + ret.hits++; + ret.sloc++; + } + + ret.source[num] = { + source: line, + coverage: data[num] === undefined ? '' : data[num] + }; + }); + + ret.coverage = ret.hits / ret.sloc * 100; + + return ret; +} + +/** + * Return a plain-object representation of `test` + * free of cyclic properties etc. + * + * @api private + * @param {Object} test + * @return {Object} + */ +function clean(test) { + return { + duration: test.duration, + currentRetry: test.currentRetry(), + fullTitle: test.fullTitle(), + title: test.title + }; +} |