diff --git a/tests/mods/landSpec.js b/tests/mods/landSpec.js
index 2be711e..ef193dd 100644
--- a/tests/mods/landSpec.js
+++ b/tests/mods/landSpec.js
@@ -48,7 +48,38 @@ describe ( 'Land.js tests', function () {
         expect ( idrinth.land.data ).toEqual ( defData );
     } );
 
-    lt ( "", function () {
+    describe ( "Land calculate method", function () {
+
+        beforeEach ( function () {
+            var mock = {},
+                    defaultStructure = '{ "value": "", "parentNode": { "nextSibling": { "innerHTML": "" } } }',
+                    document_getElementById;
+            document_getElementById = jasmine.createSpyObj ( "input", [ 'value', 'parentNode', 'nextSibling', 'innerHTML' ] );
+
+            for ( var i in idrinth.land.data ) {
+                if ( idrinth.land.data.hasOwnProperty ( i ) ) {
+                    mock[ 'idrinth-land-' + i ] = JSON.parse ( defaultStructure );
+                }
+            }
+            mock[ 'idrinth-land-gold' ] = { value: '' };
+
+            console.log ( mock );
+
+            spyOn ( document, "getElementById" ).and.callFake ( function ( id ) {
+                if ( mock.hasOwnProperty ( id ) ) {
+                    return mock[ id ];
+                }
+
+                return document_getElementById ( id );
+            } );
+
+            spyOn(idrinth.core, 'alert');
+        } );
+
+
+        it ( "Should properly calculate land values", function () {
+            idrinth.land.calculate ();
+        } );
 
     } );