Add test for issues #55 and #9

Author: lovasoa

test/test_issue55.js

@@ -0,0 +1,19 @@
+exports.test = function(sql, assert) {
+	// Create a database
+	var db = new sql.Database();
+  db.run("CREATE TABLE foobar (value)");
+  var expectedCount = 100;
+  for (var i=0; i<expectedCount; i++) {
+    db.run("INSERT INTO foobar VALUES ("+i+")");
+  }
+  var dbCopy = new sql.Database(db.export());
+  var count = db.exec("SELECT COUNT(*) FROM foobar")[0].values[0][0];
+  assert.equal(count, expectedCount, "export and reimport copies all the data");
+};
+
+if (module == require.main) {
+	var sql = require('../js/sql.js');
+	var assert = require('assert');
+	var done = function(){process.exit();}
+	exports.test(sql, assert, done);
+}