Advancements with postgres (#2510)

* Start DB runner from tests

* Connect GridstoreAdapter only when needed

* removes unused package

* better test errors reporting

* Adds support for __op.Delete

* Better test error reporting

* Makes sure all tests can run without crashing

* Use xdescribe to skip test suite

* Removes unused dependencies

* Let volatiles classes be created with PG on start

* Do not fail if class dont exist

* adds index.spec.js to the pg suite

* Use a new config each test to prevent side effects

* Enable EmailVerificationToken specs with pg

* Makes sure failure output is not cut

* Reduces number of ignored tests in ParseObject.spec

* Inspect reconfiguration errors

* Mark GlobalConfig is incompatible with PG

- Problem is with nested updates (param.prop = value)

* PG: Nested JSON queries and updates

- Adds support for nested json and . operator queries
- Adds debug support for PG adapter
- Adds loglevel support in helper

* Enable working specs in ParseUser

* Sets default logLevel in tests to undefined

* Adds File type support, retores purchaseValidation specs

* Adds support for updating jsonb objects

- Restores PushController tests

* Proper implementation of deleteByQuery and ORs

- Adds ParseInstallation spec to the test suite

* xit only failing tests

* Nit on ParseAPI spec

* add sorting operator

* properly bound order keys

* reverts describe_only_db behavior

* Enables passing tests

* Adds basic support for relations, upsertOneObject aliased to createObject

* progress on queries options

* Fix ACL update related problems

* Creates relation tables on class creation

* Adds Relation tests

* remove flaky tests

* use promises instead of CB

* disable flaky test

* nits

* Fixes on schema spec

- Next thing is to implemenet geopoint and files correctly

* fix failues

* Basic GeoPoint support

* Adds support for $nearSphere/$maxDistance geopoint queries

* enable passing tests

* drop tables afterEach for PG, clean up relation tables too

* Better initialization/dropTables

spec/CloudCode.spec.js

@@ -722,7 +722,7 @@ it('beforeSave should not affect fetched pointers', done => {
     });
   });
 
-  it_exclude_dbs(['postgres'])('should fully delete objects when using `unset` with beforeSave (regression test for #1840)', done => {
+  it('should fully delete objects when using `unset` with beforeSave (regression test for #1840)', done => {
     var TestObject = Parse.Object.extend('TestObject');
     var NoBeforeSaveObject = Parse.Object.extend('NoBeforeSave');
     var BeforeSaveObject = Parse.Object.extend('BeforeSaveChanged');
@@ -746,7 +746,7 @@ it('beforeSave should not affect fetched pointers', done => {
       })
       .then(object => {
         res.success(object);
-      });
+      }).catch(res.error);
     });
 
     Parse.Cloud.define('removeme2', (req, res) => {
@@ -762,7 +762,7 @@ it('beforeSave should not affect fetched pointers', done => {
       })
       .then(object => {
         res.success(object);
-      });
+      }).catch(res.error);
     });
 
     Parse.Cloud.run('removeme')
@@ -775,10 +775,13 @@ it('beforeSave should not affect fetched pointers', done => {
       expect(aBeforeSaveObj.get('before')).toEqual('save');
       expect(aBeforeSaveObj.get('remove')).toEqual(undefined);
       done();
+    }).catch((err) => {
+      jfail(err);
+      done();
     });
   });
 
-  it_exclude_dbs(['postgres'])('should fully delete objects when using `unset` with beforeSave (regression test for #1840)', done => {
+  it('should fully delete objects when using `unset` with beforeSave (regression test for #1840)', done => {
     var TestObject = Parse.Object.extend('TestObject');
     var BeforeSaveObject = Parse.Object.extend('BeforeSaveChanged');
 
@@ -802,12 +805,12 @@ it('beforeSave should not affect fetched pointers', done => {
        expect(object.get('remove')).toBeUndefined();
        done();
     }).fail((err) => {
-      console.error(err);
+      jfail(err);
       done();
-    })
+    });
   });
 
-  it_exclude_dbs(['postgres'])('should not include relation op (regression test for #1606)', done => {
+  it('should not include relation op (regression test for #1606)', done => {
     var TestObject = Parse.Object.extend('TestObject');
     var BeforeSaveObject = Parse.Object.extend('BeforeSaveChanged');
     let testObj;
@@ -818,7 +821,7 @@ it('beforeSave should not affect fetched pointers', done => {
       testObj.save().then(() => {
         object.relation('testsRelation').add(testObj);
         res.success();
-      })
+      }, res.error);
     });
 
     let object = new BeforeSaveObject();
@@ -827,7 +830,7 @@ it('beforeSave should not affect fetched pointers', done => {
       expect(() => { objectAgain.relation('testsRelation') }).not.toThrow();
       done();
     }).fail((err) => {
-      console.error(err);
+      jfail(err);
       done();
     })
   });