Add test files for tsql_openjson_with_get_subjsonb engine crash fix

[Jakeowen1]

Description

This commit adds test files for the engine fix of the crash in tsql_openjson_with_get_subjsonb.

Engine PR: https://github.com/babelfish-for-postgresql/postgresql_modified_for_babelfish/pull/386

Issues Resolved

BABEL-3820

Test Scenarios Covered

• Use case based -

  1> SELECT * FROM OPENJSON('{}') WITH(field int 'strict$.field')
  2> go
  Msg 33557097, Level 16, State 1, Server BABELFISH, Line 1
  JSON object does not contain key "field"

1> DECLARE @json NVarChar(max)=N'{"someKey" : "someValue"}';
2> SELECT * from OPENJSON(@json,'$.somePathWhichDoesNotExists') WITH (id VARCHAR(100) '$')
3> go
id                                                                                                  
----------------------------------------------------------------------------------------------------
NULL         

1> DECLARE @json_p9 NVARCHAR(4000) = N'{"to":{"sub-object":["en-GB", "en-UK","de-AT","es-AR","sr-Cyrl"]}}'; 
2> SELECT [key], value FROM OPENJSON(@json_p9,'strict $.path.to."sub-object"')
3> go
Msg 33557097, Level 16, State 1, Server BABELFISH, Line 2
JSON object does not contain key "path"

1> DECLARE @json_p10 NVARCHAR(4000) = N'{"to":{"sub-object":["en-GB", "en-UK","de-AT","es-AR","sr-Cyrl"]}}'; 
2> SELECT [key], value FROM OPENJSON(@json_p10,'$.path.to."sub-object"')
3> go
key                         value                                                                                                                                                                                                                                                           
---------------------------------------------------------------------------------------------------------------------------

1> DECLARE @json_p8 NVARCHAR(4000) = N'{"path": {"to":{"sub-object":["en-GB", "en-UK","de-AT","es-AR","sr-Cyrl"]}}}'; 
2> SELECT [key], value FROM OPENJSON(@json_p8,'strict$.path.to."sub-object"')
3> go
nvarchar#!#nvarchar
0#!#en-GB
1#!#en-UK
2#!#de-AT
3#!#es-AR
4#!#sr-Cyrl

Check List

• [ ] Commits are signed per the DCO using --signoff

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[coveralls]

Pull Request Test Coverage Report for Build 9517846937

Warning: This coverage report may be inaccurate.

This pull request's base commit is no longer the HEAD commit of its target branch. This means it includes changes from outside the original pull request, including, potentially, unrelated coverage changes.

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Details

• 0 of 0 changed or added relevant lines in 0 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage remained the same at 73.05%

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Totals
Change from base Build 9485967080:	0.0%
Covered Lines:	42274
Relevant Lines:	57870

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💛 - Coveralls

[coveralls]

Pull Request Test Coverage Report for Build 9600226163

Details

• 0 of 0 changed or added relevant lines in 0 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage remained the same at 73.085%

---

Totals
Change from base Build 9596046248:	0.0%
Covered Lines:	42353
Relevant Lines:	57950

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💛 - Coveralls