Feat(#4953) : Added check for postgres and mariadb EMPTY data

lib/dialects/mysql/data-types.js

@@ -63,7 +63,7 @@ module.exports = function (BaseTypes) {
     value = value.buffer();
     value = value.buffer();
 
 
     //MySQL doesn't support POINT EMPTY, https://dev.mysql.com/worklog/task/?id=2381
     //MySQL doesn't support POINT EMPTY, https://dev.mysql.com/worklog/task/?id=2381
-    if(value === null){
+    if (value === null) {
       return null;
       return null;
     }
     }
 
 

test/integration/data-types.test.js

@@ -292,11 +292,13 @@ describe(Support.getTestDialectTeaser('DataTypes'), function() {
         //This case throw unhandled exception
         //This case throw unhandled exception
         return User.findAll();
         return User.findAll();
       }).then(function(users){
       }).then(function(users){
-        if (dialect === 'mysql') {
+        if (Support.dialectIsMySQL()) {
           // MySQL will return NULL, becuase they lack EMPTY geometry data support.
           // MySQL will return NULL, becuase they lack EMPTY geometry data support.
           expect(users[0].field).to.be.eql(null);
           expect(users[0].field).to.be.eql(null);
+        } else if (dialect === 'postgres' || dialect === 'postgres-native') {
+          //Empty Geometry data [0,0] as per https://trac.osgeo.org/postgis/ticket/1996
+          expect(users[0].field).to.be.deep.eql({ type: "Point", coordinates: [0,0] });
         } else {
         } else {
-          //it contains the null GEOMETRY data
           expect(users[0].field).to.be.deep.eql(point);
           expect(users[0].field).to.be.deep.eql(point);
         }
         }
       });
       });