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9// following conditions:
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15// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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20// USE OR OTHER DEALINGS IN THE SOFTWARE.
21
22'use strict';
23const common = require('../common');
24const assert = require('assert');
25// This test requires the program 'ab'
26const http = require('http');
27const exec = require('child_process').exec;
28
29const bodyLength = 12345;
30
31const body = 'c'.repeat(bodyLength);
32
33const server = http.createServer(function(req, res) {
34  res.writeHead(200, {
35    'Content-Length': bodyLength,
36    'Content-Type': 'text/plain'
37  });
38  res.end(body);
39});
40
41function runAb(opts, callback) {
42  const command = `ab ${opts} http://127.0.0.1:${server.address().port}/`;
43  exec(command, function(err, stdout, stderr) {
44    if (err) {
45      if (/ab|apr/i.test(stderr)) {
46        common.printSkipMessage(`problem spawning \`ab\`.\n${stderr}`);
47        process.reallyExit(0);
48      }
49      throw err;
50    }
51
52    let m = /Document Length:\s*(\d+) bytes/i.exec(stdout);
53    const documentLength = parseInt(m[1]);
54
55    m = /Complete requests:\s*(\d+)/i.exec(stdout);
56    const completeRequests = parseInt(m[1]);
57
58    m = /HTML transferred:\s*(\d+) bytes/i.exec(stdout);
59    const htmlTransferred = parseInt(m[1]);
60
61    assert.strictEqual(bodyLength, documentLength);
62    assert.strictEqual(completeRequests * documentLength, htmlTransferred);
63
64    if (callback) callback();
65  });
66}
67
68server.listen(0, common.mustCall(function() {
69  runAb('-c 1 -n 10', common.mustCall(function() {
70    console.log('-c 1 -n 10 okay');
71
72    runAb('-c 1 -n 100', common.mustCall(function() {
73      console.log('-c 1 -n 100 okay');
74
75      runAb('-c 1 -n 1000', common.mustCall(function() {
76        console.log('-c 1 -n 1000 okay');
77        server.close();
78      }));
79    }));
80  }));
81}));
82