update speed tests

speedtest-low-parallel.js

+var sqlite = require('./sqlite3_bindings');
+var sys = require('sys');
+
+var puts = sys.puts;
+var inspect = sys.inspect;
+
+var db = new sqlite.Database();
+
+var total = 100000;
+var rows = 0;
+var t0;
+
+function onStep () {
+  puts("got a row back");
+}
+
+function getRows() {
+  db.prepare("SELECT * FROM t1", function (error, statement) {
+    if (error) throw error;
+    
+    for (var i = 0; i < 5; i++) {
+      statement.step(onStep);
+    }
+  });
+}
+
+function createTable(db, callback) {
+  db.prepare("CREATE TABLE t1 (alpha INTEGER)", function (error, statement) {
+    if (error) throw error;
+    callback(); 
+  });
+}
+
+function onPrepare() {
+  var d;
+  if (++rows == total) {
+    d = ((new Date)-t0)/1000;
+    puts("**** " + d + "s to insert " + rows + " rows (" + (rows/d) + "/s)");
+    getRows();
+  }
+}
+
+db.open(':memory:', function () {
+  createTable(db, function () {
+    t0 = new Date();
+    for (var i = 0; i < total; i++) {
+      db.prepare("INSERT INTO t1 VALUES (1)", onPrepare);
+    }
+  });
+});

speedtest-low.js

+var sqlite = require('./sqlite3_bindings');
+var sys = require('sys');
+
+var puts = sys.puts;
+var inspect = sys.inspect;
+
+var db = new sqlite.Database();
+
+var total = 100000;
+var rows = 0;
+var t0;
+
+function createTable(db, callback) {
+  db.prepare("CREATE TABLE t1 (alpha INTEGER)", function (error, statement) {
+    if (error) throw error;
+    callback(); 
+  });
+}
+
+function onPrepare() {
+  var stash = arguments.callee.stash;
+  insertValues(stash.db, stash.count--, stash.callback);
+}
+
+function insertValues(db, count, callback) {
+  if (!count--) {
+    var d = ((new Date)-t0)/1000;
+    puts("**** " + d + "s to insert " + rows + " rows (" + (rows/d) + "/s)");
+
+    if (callback) callback();
+    return;
+  }
+
+  rows++;
+
+  onPrepare.stash = {
+    db: db,
+    count: count,
+    callback: callback
+  };
+  db.prepare("INSERT INTO t1 VALUES (1)", onPrepare)
+}
+
+db.open(':memory:', function () {
+  createTable(db, function () {
+    t0 = new Date();
+    insertValues(db, total, function () {
+    });
+  });
+});

speedtest.js

-var fs = require("fs");
+var fs     = require("fs"),
+    sys    = require("sys"),
+    sqlite = require("./sqlite");
 
-process.mixin(GLOBAL, require("assert"));
-process.mixin(GLOBAL, require("sys"));
-var sqlite = require("./sqlite");
+var puts = sys.puts;
+var inspect = sys.inspect;
 
 var db = new sqlite.Database();
 

speedtest2.js

@@ -2,9 +2,6 @@ var fs     = require("fs"),
     sys    = require("sys"),
     sqlite = require("./sqlite");
 
-var sys  = require("sys"),
-    assert = require("assert");
-
 var puts = sys.puts;
 var inspect = sys.inspect;
 

test2.js

 var fs = require("fs");
+var sys = require("sys");
+
+var puts = sys.puts
+var inspect = sys.inspect
 
-process.mixin(GLOBAL, require("assert"));
-process.mixin(GLOBAL, require("sys"));
 var sqlite = require("./sqlite3_bindings");
 
 var db = new sqlite.Database();