create mbtiles file

test/write.test.js

@@ -0,0 +1,15 @@
+var fs = require('fs');
+var assert = require('assert');
+var MBTiles = require('..').MBTiles;
+
+var fixtureDir = __dirname + '/fixtures/output';
+
+// Recreate output directory to remove previous tests.
+try { fs.rmdirSync(fixtureDir); } catch(err) {}
+fs.mkdirSync(fixtureDir, 0755);
+
+exports['test mbtiles file creation'] = function(beforeExit) {
+    var mbtiles = new MBTiles(fixtureDir + '/test_1.mbtiles');
+
+    mbtiles.setup();
+};