Add test for a large integer literal (1401 digits)

5 jobs for !13 with lexer/large-integer-literals in 2 minutes and 39 seconds (queued for 9 minutes and 44 seconds)
latest merge request
Name Stage Failure
failed
gruppen: [5, CompPrakt21/Compiler, 0] Run
[SUCCESS] lexer:large-integer-literal.mj          correct
[SUCCESS] lexer:uppercase-keywords.mj correct
[SUCCESS] lexer:wild-whitespaces.mj correct
----------------------------------------
Ran 14 tests, of which 2 failed.
A full report for each test can be found at ../../../mjtest/reports/29-10-21_19-47-42.failed
Running after_script
Uploading artifacts for failed job
ERROR: Job failed: exit code 1
failed
gruppen: [4, iComputerfreak/DerCompiler, 0] Run
[SUCCESS] lexer:large-integer-literal.mj          correct
[SUCCESS] lexer:uppercase-keywords.mj correct
[SUCCESS] lexer:wild-whitespaces.mj correct
----------------------------------------
Ran 14 tests, of which 5 failed.
A full report for each test can be found at ../../../mjtest/reports/29-10-21_19-46-25.failed
Running after_script
Uploading artifacts for failed job
ERROR: Job failed: exit code 1
failed
gruppen: [3, larsk21/compiler-minijava, 0] Run

[SUCCESS] lexer:uppercase-keywords.mj correct
[SUCCESS] lexer:wild-whitespaces.mj correct
----------------------------------------
Ran 14 tests, of which 2 failed.
A full report for each test can be found at ../../../mjtest/reports/29-10-21_19-45-02.failed
Running after_script
Uploading artifacts for failed job
ERROR: Job failed: exit code 1
failed
gruppen: [2, compilerpraktikum/compiler, 0] Run



----------------------------------------
Ran 14 tests, of which 14 failed.
A full report for each test can be found at ../../../mjtest/reports/29-10-21_19-43-43.failed
Running after_script
Uploading artifacts for failed job
ERROR: Job failed: exit code 1
failed
gruppen: [1, Firmwehr/gentle, 1] Run
[SUCCESS] lexer:large-integer-literal.mj          correct
[SUCCESS] lexer:uppercase-keywords.mj correct
[SUCCESS] lexer:wild-whitespaces.mj correct
----------------------------------------
Ran 14 tests, of which 2 failed.
A full report for each test can be found at ../../../mjtest/reports/29-10-21_19-42-08.failed
Running after_script
Uploading artifacts for failed job
ERROR: Job failed: exit code 1