Debugging with source language
You can use several COBOL language features to pinpoint the cause of a failure in a program.
About this task
If a failing program is part of a large application that is already in production (precluding source updates), write a small test case to simulate the failing part of the program. Code debugging features in the test case to help detect these problems:
- Errors in program logic
- Input-output errors
- Mismatches of data types
- Uninitialized data
- Problems with procedures
Related tasks
Tracing program logic
Finding and handling input-output errors
Validating data
Moving, initializing or setting uninitialized data
Generating information about procedures
Tracing program logic
Finding and handling input-output errors
Validating data
Moving, initializing or setting uninitialized data
Generating information about procedures