Fixed unit tests to work with last version of Narwhal

tests/DBCollectionTest.js

@@ -55,5 +55,5 @@ exports.testDropIndex = function() {
 
 }
 
-if (require.main === module.id)
+if (require.main == module.id)
     require("os").exit(require("test/runner").run(exports));

tests/DBCursorTest.js

@@ -98,5 +98,5 @@ exports.testExplain = function() {
     assert.isEqual( 49, c.find(q).limit(-20).explain().get("n"), "11 " );
 }
 
-if (require.main === module.id)
+if (require.main == module.id)
     require("os").exit(require("test/runner").run(exports));

tests/DBTest.js

@@ -1,41 +1,37 @@
 var MongoDB = require("mongodb");
 var assert = require('test/assert.js');
-var _db = new MongoDB.Mongo( "localhost" ).getDB( "dbbasetest" );
+
+var DB = new MongoDB.Mongo().getDB( "dbbasetest" );
 
 exports.testCreateCollection = function() {
-    _db.getCollection( "foo1" ).drop();
-    _db.getCollection( "foo2" ).drop();
-    _db.getCollection( "foo3" ).drop();
-    _db.getCollection( "foo4" ).drop();
-
-    var o1 = { "capped": false };
-    var c = _db.createCollection("foo1", o1);
-
-    /*var o2 = BasicDBObjectBuilder.start().add("capped", true)
-        .add("size", 100).get();*/
-    var o2 = { "capped": true, "size": 100 }
-    c = _db.createCollection("foo2", o2);
-    for (var i=0; i<30; i++) {
-        c.insert({"x": i});
-    }
+    DB.getCollection("foo1").drop();
+    DB.getCollection("foo2").drop();
+    DB.getCollection("foo3").drop();
+    DB.getCollection("foo4").drop();
+
+    var c = DB.createCollection("foo1", { "capped": false });
+
+    c = DB.createCollection("foo2", { "capped": true, "size": 100 });
+    for (var i = 0; i < 30; i++) c.insert({ "x": i });
+
     assert.isTrue(c.find().count() < 10);
 
-    var o3 = { "capped": true, "size": 1000, "max": 2 }
-    c = _db.createCollection("foo3", o3);
-    for (var i=0; i<30; i++) {
-        c.insert({"x": i});
-    }
-    assert.isEqual(c.find().count(), 2);
+    c = DB.createCollection("foo3", {
+            "capped": true,
+            "size": 1000,
+            "max": 2
+        });
+
+    for (var i=0; i<30; i++) c.insert({ "x": i });
+    assert.eq(c.find().count(), 2);
 
     try {
-        var o4 = { "capped": true, "size": -20 }
-        c = _db.createCollection("foo4", o4);
-    }
-    catch(e) {
+        DB.createCollection("foo4", { "capped": true, "size": -20 }); // Invalid size
+    } catch(e) {
         return;
     }
-    assert.isEqual(0, 1);
+    assert.eq(0, 1);
 }
 
-if (require.main === module.id)
+if (require.main == module.id)
     require("os").exit(require("test/runner").run(exports));