update test to work with current version

test/blob.test.js

-var sqlite = require('sqlite3_bindings'),
+var sqlite = require('sqlite3'),
     Step = require('step'),
     fs = require('fs'),
-    assert = require('assert');
-
-var db = new sqlite.Database();
+    assert = require('assert')
+    Buffer = require('buffer').Buffer;
 
 // lots of elmo
-var elmo = fs.readFile(__dirname + '/elmo.png', 'binary');
+var elmo = fs.readFileSync(__dirname + '/support/elmo.png', 'binary');
+var elmo_str = elmo.toString('binary');
+
+exports['Blob overflow test'] = function(beforeExit) {
+    var db = new sqlite.Database();
+    var total = 100;
+    var inserted = 0;
+    var retrieved = 0;
 
-exports['Blob overflow test'] = function() {
     Step(
         function() {
-            db.open(__dirname + '/blobtest.sqlite', this);
+            db.open('', this);
         },
         function() {
-            db.prepare(
-            'CREATE TABLE IF NOT EXISTS elmos ('
-            + 'image BLOB);',
-            function(err, statement) {
-                assert.isUndefined(err);
-                statement.step(this);
-            }.bind(this));
-        },
-        function(err) {
-            db.prepare(
-            'INSERT INTO elmos (image) '
-            + 'VALUES (?)',
-            function(err, statement) {
+            var next = this;
+            db.prepare('CREATE TABLE elmos (image BLOB);', function(err, statement) {
                 assert.isUndefined(err);
-                statement.bind(0, elmo);
-                statement.step(this);
-            }.bind(this));
+                statement.step(next);
+            });
         },
         function() {
             var group = this.group();
-            for (var i = 0; i < 1000000; i++) {
-                console.log('ELMO');
-                db.prepare(
-                'INSERT INTO elmos (image) '
-                + 'VALUES (?)',
-                function(err, statement) {
-                    Step(
+            for (var i = 0; i < total; i++) {
+                var next = group();
+                db.prepare('INSERT INTO elmos (image) VALUES (?)', function(err, statement) {
+                    assert.isUndefined(err);
+                    statement.bind(1, elmo, function() {
+                        statement.step(function(err) {
+                            assert.isUndefined(err);
+                            inserted++;
+                            next();
+                        });
+                    });
+                });
+            }
+        },
         function() {
-                            statement.bind(0, elmo, this);
+            var next = this;
+            db.execute('SELECT COUNT(*) as amount FROM elmos', function(err, rows) {
+                assert.isUndefined(err);
+                assert.eql(rows[0].amount, total);
+                next();
+            });
         },
         function() {
-                            // DO IT
-                            statement.step(group());
+            var next = this;
+            db.prepare('SELECT image FROM elmos;', function(err, statement) {
+                assert.isUndefined(err);
+                fetch();
+
+                function fetch() {
+                    statement.step(function(err, row) {
+                        assert.isUndefined(err);
+                        if (row) {
+                            // Not using assert.equal here because it's image data
+                            // and we don't want that in the command line.
+                            assert.ok(elmo_str === row.image);
+                            retrieved++;
+                            fetch();
                         }
-                    );
-                }.bind(this));
+                        else {
+                            next();
                         }
+                    });
+                }
+            });
         }
     );
+
+    beforeExit(function() {
+        assert.eql(inserted, total);
+        assert.eql(retrieved, total);
+    })
 }