Fix integration test specificity

Author: hoijnet

lib/query/woqlQuery.js

@@ -1689,7 +1689,7 @@ WOQLQuery.prototype.weekday = function (date, weekday) {
   if (this.cursor['@type']) this.wrapCursorWithAnd();
   this.cursor['@type'] = 'Weekday';
   this.cursor.date = this.cleanDataValue(date);
-  this.cursor.weekday = this.cleanDataValue(weekday);
+  this.cursor.weekday = this.cleanDataValue(weekday, 'xsd:integer');
   return this;
 };
 
@@ -1705,7 +1705,7 @@ WOQLQuery.prototype.weekday_sunday_start = function (date, weekday) {
   if (this.cursor['@type']) this.wrapCursorWithAnd();
   this.cursor['@type'] = 'WeekdaySundayStart';
   this.cursor.date = this.cleanDataValue(date);
-  this.cursor.weekday = this.cleanDataValue(weekday);
+  this.cursor.weekday = this.cleanDataValue(weekday, 'xsd:integer');
   return this;
 };
 
@@ -1722,8 +1722,8 @@ WOQLQuery.prototype.iso_week = function (date, year, week) {
   if (this.cursor['@type']) this.wrapCursorWithAnd();
   this.cursor['@type'] = 'IsoWeek';
   this.cursor.date = this.cleanDataValue(date);
-  this.cursor.year = this.cleanDataValue(year);
-  this.cursor.week = this.cleanDataValue(week);
+  this.cursor.year = this.cleanDataValue(year, 'xsd:integer');
+  this.cursor.week = this.cleanDataValue(week, 'xsd:integer');
   return this;
 };