How to use copyGlobals method in istanbul

Best JavaScript code snippet using istanbul

global-leak.js

Source:global-leak.js

...3var assert = require('assert'),4    g1 = {},5    g2 = {},6    keys;7function copyGlobals(target) {8    Object.keys(global).forEach(function (k) {9        target[k] = true;10    });11}12copyGlobals(g1);13//the intention is to ensure that no extra globals are created by the require below14//and that the coverage global is alive and well before the first piece of instrumented15//code is required16require('../lib/foo');17copyGlobals(g2);18Object.keys(g2).forEach(function (k) {19    if (g1[k]) { delete g2[k]; }20});21console.log(Object.keys(g2));22assert.equal(0, Object.keys(g2).length, 'New global var introduced in test');23keys = Object.keys(g1).filter(function (k) { return k.match(/\$\$cov_\d+\$\$/); });...

Using AI Code Generation

1var istanbul = require('istanbul');2var instrumenter = new istanbul.Instrumenter();3var fs = require('fs');4var code = fs.readFileSync('test.js', 'utf8');5var instrumentedCode = instrumenter.instrumentSync(code, 'test.js');6console.log(instrumentedCode);7var istanbul = require('istanbul');8var instrumenter = new istanbul.Instrumenter();9var fs = require('fs');10var code = fs.readFileSync('test.js', 'utf8');11var instrumentedCode = instrumenter.instrumentSync(code, 'test.js');12console.log(instrumentedCode);13var istanbul = require('istanbul');14var instrumenter = new istanbul.Instrumenter();15var fs = require('fs');16var code = fs.readFileSync('test.js', 'utf8');17var instrumentedCode = instrumenter.instrumentSync(code, 'test.js');18console.log(instrumentedCode);19var istanbul = require('istanbul');20var instrumenter = new istanbul.Instrumenter();21var fs = require('fs');22var code = fs.readFileSync('test.js', 'utf8');23var instrumentedCode = instrumenter.instrumentSync(code, 'test.js');24console.log(instrumentedCode);25var istanbul = require('istanbul');26var instrumenter = new istanbul.Instrumenter();27var fs = require('fs');28var code = fs.readFileSync('test.js', 'utf8');29var instrumentedCode = instrumenter.instrumentSync(code, 'test.js');30console.log(instrumentedCode);31var istanbul = require('istanbul');32var instrumenter = new istanbul.Instrumenter();33var fs = require('fs');34var code = fs.readFileSync('test.js', 'utf8');35var instrumentedCode = instrumenter.instrumentSync(code, 'test.js');36console.log(instrumentedCode);

Using AI Code Generation

1var istanbul = require('istanbul');2var instrumenter = new istanbul.Instrumenter();3var fs = require('fs');4var path = require('path');5var code = fs.readFileSync(path.join(__dirname, 'test2.js'), 'utf8');6var instrumentedCode = instrumenter.instrumentSync(code, 'test2.js');7fs.writeFileSync(path.join(__dirname, 'test2-instrumented.js'), instrumentedCode);8var istanbul = require('istanbul');9var instrumenter = new istanbul.Instrumenter();10var fs = require('fs');11var path = require('path');12var code = fs.readFileSync(path.join(__dirname, 'test3.js'), 'utf8');13var instrumentedCode = instrumenter.instrumentSync(code, 'test3.js');14fs.writeFileSync(path.join(__dirname, 'test3-instrumented.js'), instrumentedCode);15var istanbul = require('istanbul');16var instrumenter = new istanbul.Instrumenter();17var fs = require('fs');18var path = require('path');19var code = fs.readFileSync(path.join(__dirname, 'test4.js'), 'utf8');20var instrumentedCode = instrumenter.instrumentSync(code, 'test4.js');21fs.writeFileSync(path.join(__dirname, 'test4-instrumented.js'), instrumentedCode);22var istanbul = require('istanbul');23var instrumenter = new istanbul.Instrumenter();24var fs = require('fs');25var path = require('path');26var code = fs.readFileSync(path.join(__dirname, 'test5.js'), 'utf8');27var instrumentedCode = instrumenter.instrumentSync(code, 'test5.js');28fs.writeFileSync(path.join(__dirname, 'test5-instrumented.js'), instrumentedCode);29var istanbul = require('istanbul');30var instrumenter = new istanbul.Instrumenter();31var fs = require('fs');32var path = require('path');33var code = fs.readFileSync(path.join(__dirname, 'test6.js'), 'utf8');

Using AI Code Generation

1var istanbul = require('istanbul');2var instrumenter = new istanbul.Instrumenter();3var code = 'var a = 1;';4var copyGlobals = true;5instrumenter.instrument(code, 'test.js', function (err, instrumentedCode) {6    console.log(instrumentedCode);7});8function (exports, require, module, __filename, __dirname) {var a = 1;9}10var socket = io();11socket.on('connect', function() {12    console.log("Connected to server!");13});14socket.on('message', function(message) {15    console.log("Received message: " + message);16});17var http = require('http');18var socket = require('socket.io');19var server = http.createServer(function(req, res) {20    res.writeHead(200, {'Content-Type': 'text/plain'});21    res.end('Hello World22');23});24server.listen(1337, '

Using AI Code Generation

1var istanbul = require('istanbul');2var instrumenter = new istanbul.Instrumenter();3var code = 'function foo(){}';4instrumenter.instrument(code, 'test.js', function(err, code) {5    console.log(code);6});7istanbul.hook.hookRequire(matchFn, transformFn, verbose)8var istanbul = require('istanbul');9var instrumenter = new istanbul.Instrumenter();10istanbul.hook.hookRequire(function(filename) {11    return filename.indexOf('test.js') !== -1;12}, function(code) {13    return instrumenter.instrumentSync(code, 'test.js');14}, false);15var foo = require('./test.js');16foo();

Using AI Code Generation

1var istanbul = require('istanbul-lib-instrument');2var fs = require('fs');3var code = fs.readFileSync('test.js', 'utf-8');4var instrumenter = new istanbul.Instrumenter();5var instrumentedCode = instrumenter.instrumentSync(code, 'test.js');6fs.writeFileSync('testInstrumented.js', instrumentedCode);7var istanbul = require('istanbul-lib-instrument');8var fs = require('fs');9var code = fs.readFileSync('test.js', 'utf-8');10var instrumenter = new istanbul.Instrumenter();11var instrumentedCode = instrumenter.instrumentSync(code, 'test.js');12fs.writeFileSync('testInstrumented.js', instrumentedCode);13instrumentSync(code, filename) - returns the instrumented code as a string14instrument(code, filename, callback) - calls the callback with the instrumented code as a string15instrumentSync(code, filename) - returns the instrumented code as a string16instrument(code, filename

Using AI Code Generation

1var instrumenter = new Instrumenter();2instrumenter.copyGlobals();3var instrumenter = new Instrumenter();4var code = instrumenter.instrumentSync('var x = 1;', 'test.js');5var instrumenter = new Instrumenter();6instrumenter.instrument('var x = 1;', 'test.js', function (err, code) {7});8var instrumenter = new Instrumenter();9var code = instrumenter.instrumentSync('var x = 1;', 'test.js');10var instrumenter = new Instrumenter();11var code = instrumenter.instrumentSync('var x = 1;', 'test.js');12var instrumenter = new Instrumenter();13var code = instrumenter.instrumentSync('var x = 1;', 'test.js');14var instrumenter = new Instrumenter();15var code = instrumenter.instrumentSync('var x = 1;', 'test.js');16var instrumenter = new Instrumenter();17var code = instrumenter.instrumentSync('var x = 1;', 'test.js');18var instrumenter = new Instrumenter();19var code = instrumenter.instrumentSync('var x = 1;', 'test.js');20var instrumenter = new Instrumenter();21var code = instrumenter.instrumentSync('var x = 1;', 'test.js');22var instrumenter = new Instrumenter();23var code = instrumenter.instrumentSync('var x = 1;', 'test.js');24var instrumenter = new Instrumenter();25var code = instrumenter.instrumentSync('var x = 1;', 'test.js');26var instrumenter = new Instrumenter();27var code = instrumenter.instrumentSync('var

Using AI Code Generation

1var istanbul = require('istanbul');2var instrumenter = new istanbul.Instrumenter();3var fs = require('fs');4var code = fs.readFileSync('test1.js', 'utf8');5var copyGlobals = istanbul.utils.copyGlobals;6var sandbox = { __coverage__ : {} };7copyGlobals(sandbox);8instrumenter.instrument(code, 'test1.js', function(err, instrumentedCode) {9    if (err) {10        console.log(err);11    } else {12        fs.writeFileSync('test2.js', instrumentedCode, 'utf8');13    }14});

Using AI Code Generation

1var istanbul = require('istanbul');2var reporter = new istanbul.Reporter();3var collector = new istanbul.Collector();4collector.add(global.__coverage__);5reporter.add('lcov');6reporter.write(collector, true, function() {7  console.log('All reports generated');8});

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