[Pkg-javascript-commits] [node-jsonstream] 92/214: reformat gen test, it is broken in 0.10 though since tape is broken in 0.10

[Bastien Roucariès]

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rouca pushed a commit to branch master
in repository node-jsonstream.

commit 4e155589c86e06f45b87f064681afbf96e5acbb0
Author: Max Ogden <max at maxogden.com>
Date:   Sun Apr 7 16:59:02 2013 -0700

    reformat gen test, it is broken in 0.10 though since tape is broken in 0.10
---
 test/gen.js | 255 ++++++++++++++++++++++++++++++------------------------------
 1 file changed, 128 insertions(+), 127 deletions(-)

diff --git a/test/gen.js b/test/gen.js
index 9bafb2c..808570a 100644
--- a/test/gen.js
+++ b/test/gen.js
@@ -2,131 +2,132 @@ var fs = require('fs')
 var JSONStream = require('../')
 var file = process.argv[2] || '/tmp/JSONStream-test-large.json'
 var size = Number(process.argv[3] || 100000)
-if(process.title != 'browser')
-require('tape')('out of mem', function (t) {
-
-//////////////////////////////////////////////////////
-// Produces a random number between arg1 and arg2
-//////////////////////////////////////////////////////
-var randomNumber = function (min, max) {
-  var number = Math.floor(Math.random() * (max - min + 1) + min);
-  return number;
-};
-
-//////////////////////////////////////////////////////
-// Produces a random string of a length between arg1 and arg2
-//////////////////////////////////////////////////////
-var randomString = function (min, max) {
-
-  // add several spaces to increase chanses of creating 'words'
-  var chars = '      0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ';
-  var result = '';
-
-  var randomLength = randomNumber(min, max);
-
-  for (var i = randomLength; i > 0; --i) {
-    result += chars[Math.round(Math.random() * (chars.length - 1))];
-  }
-  return result;
-};
-
-//////////////////////////////////////////////////////
-// Produces a random JSON document, as a string
-//////////////////////////////////////////////////////
-var randomJsonDoc = function () {
-
-  var doc = {
-    "CrashOccurenceID": randomNumber(10000, 50000),
-    "CrashID": randomNumber(1000, 10000),
-    "SiteName": randomString(10, 25),
-    "MachineName": randomString(10, 25),
-    "Date": randomString(26, 26),
-    "ProcessDuration": randomString(18, 18),
-    "ThreadIdentityName": null,
-    "WindowsIdentityName": randomString(15, 40),
-    "OperatingSystemName": randomString(35, 65),
-    "DetailedExceptionInformation": randomString(100, 800)
-  };
-
-  doc = JSON.stringify(doc);
-  doc = doc.replace(/\,/g, ',\n'); // add new lines after each attribute
-  return doc;
-};
-
-//////////////////////////////////////////////////////
-// generates test data
-//////////////////////////////////////////////////////
-var generateTestData = function (cb) {
-
-  console.log('generating large data file...');
-
-  var stream = fs.createWriteStream(file, {
-    encoding: 'utf8'
-  });
-
-  var i = 0;
-  var max = size;
-  var writing = false
-  var split = ',\n';
-  var doc = randomJsonDoc();
-  stream.write('[');
-
-  function write () {
-    if(writing) return
-    writing = true
-    while(++i < max) {
-      if(Math.random() < 0.001)
-        console.log('generate..', i + ' / ' + size)
-      if(!stream.write(doc + split)) {
-        writing = false
-        return stream.once('drain', write)
+var tape = require('tape')
+// if (process.title !== 'browser') {
+  tape('out of mem', function (t) {
+    t.plan(1)
+    //////////////////////////////////////////////////////
+    // Produces a random number between arg1 and arg2
+    //////////////////////////////////////////////////////
+    var randomNumber = function (min, max) {
+      var number = Math.floor(Math.random() * (max - min + 1) + min);
+      return number;
+    };
+
+    //////////////////////////////////////////////////////
+    // Produces a random string of a length between arg1 and arg2
+    //////////////////////////////////////////////////////
+    var randomString = function (min, max) {
+
+      // add several spaces to increase chanses of creating 'words'
+      var chars = '      0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ';
+      var result = '';
+
+      var randomLength = randomNumber(min, max);
+
+      for (var i = randomLength; i > 0; --i) {
+        result += chars[Math.round(Math.random() * (chars.length - 1))];
       }
-    }
-    stream.write(doc + ']')
-    stream.end();
-    console.log('END')
-  }
-  write()
-  stream.on('close', cb)
-};
-
-//////////////////////////////////////////////////////
-// Shows that parsing 100000 instances using JSONStream fails
-//
-// After several seconds, you will get this crash
-//     FATAL ERROR: JS Allocation failed - process out of memory
-//////////////////////////////////////////////////////
-var testJSONStreamParse_causesOutOfMem = function (done) {
-  var items = 0
-  console.log('parsing data files using JSONStream...');
-
-  var parser = JSONStream.parse([true]);
-  var stream = fs.createReadStream(file);
-  stream = stream.pipe(parser);
-
-  stream.on('data', function (data) {
-    items ++ 
-    if(Math.random() < 0.001) console.log(items, '...')
-
-  });
-
-  stream.on('end', function () {
-    t.equal(items, size)
-    t.end()
-  });
-
-};
-
-//////////////////////////////////////////////////////
-// main
-//////////////////////////////////////////////////////
-
-fs.stat(file, function (err, stat) {
-  console.log(stat)
-  if(err)
-    generateTestData(testJSONStreamParse_causesOutOfMem);
-  else 
-    testJSONStreamParse_causesOutOfMem()
-})
-
-})
+      return result;
+    };
+
+    //////////////////////////////////////////////////////
+    // Produces a random JSON document, as a string
+    //////////////////////////////////////////////////////
+    var randomJsonDoc = function () {
+
+      var doc = {
+        "CrashOccurenceID": randomNumber(10000, 50000),
+        "CrashID": randomNumber(1000, 10000),
+        "SiteName": randomString(10, 25),
+        "MachineName": randomString(10, 25),
+        "Date": randomString(26, 26),
+        "ProcessDuration": randomString(18, 18),
+        "ThreadIdentityName": null,
+        "WindowsIdentityName": randomString(15, 40),
+        "OperatingSystemName": randomString(35, 65),
+        "DetailedExceptionInformation": randomString(100, 800)
+      };
+
+      doc = JSON.stringify(doc);
+      doc = doc.replace(/\,/g, ',\n'); // add new lines after each attribute
+      return doc;
+    };
+
+    //////////////////////////////////////////////////////
+    // generates test data
+    //////////////////////////////////////////////////////
+    var generateTestData = function (cb) {
+
+      console.log('generating large data file...');
+
+      var stream = fs.createWriteStream(file, {
+        encoding: 'utf8'
+      });
+
+      var i = 0;
+      var max = size;
+      var writing = false
+      var split = ',\n';
+      var doc = randomJsonDoc();
+      stream.write('[');
+
+      function write () {
+        if(writing) return
+        writing = true
+        while(++i < max) {
+          if(Math.random() < 0.001)
+            console.log('generate..', i + ' / ' + size)
+          if(!stream.write(doc + split)) {
+            writing = false
+            return stream.once('drain', write)
+          }
+        }
+        stream.write(doc + ']')
+        stream.end();
+        console.log('END')
+      }
+      write()
+      stream.on('close', cb)
+    };
+
+    //////////////////////////////////////////////////////
+    // Shows that parsing 100000 instances using JSONStream fails
+    //
+    // After several seconds, you will get this crash
+    //     FATAL ERROR: JS Allocation failed - process out of memory
+    //////////////////////////////////////////////////////
+    var testJSONStreamParse_causesOutOfMem = function (done) {
+      var items = 0
+      console.log('parsing data files using JSONStream...');
+
+      var parser = JSONStream.parse([true]);
+      var stream = fs.createReadStream(file);
+      stream.pipe(parser);
+
+      parser.on('data', function (data) {
+        items++
+        if(Math.random() < 0.01) console.log(items, '...')
+      });
+      
+      parser.on('end', function () {
+        t.equal(items, size)
+      });
+
+    };
+
+    //////////////////////////////////////////////////////
+    // main
+    //////////////////////////////////////////////////////
+
+    fs.stat(file, function (err, stat) {
+      console.log(stat)
+      if(err)
+        generateTestData(testJSONStreamParse_causesOutOfMem);
+      else 
+        testJSONStreamParse_causesOutOfMem()
+    })
+
+  })
+  
+// }

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