How to test if Import was successful?
88735
Dealing with errors and resuming the code after one
23409
How to Check If A Plugin Is Enabled Through API?
116764
How to deterministically verify that a JSON object hasn't been modified?
48172
Test if file is locked
40175
How to ensure that async method finished work?
11873
How to check an OS update is complete?
28808
How to test data migration procedure?
60028
How to tell if a  tag failed to load
42886
How to test valid UUID/GUID?
49696
Checking it see if a file exists in a script
24052
Use 'import module' or 'from module import'?
72447
How to test search engine results?
59353
How to tell if a command executed by `exec` runs successfully or not?
114175
How do I test if another installation is already in progress?
6994
Detect if called through require or directly by command line
40229
How do I check if a variable exists?
136253
Is it possbile to test for expected errors when the testee exits with failure using TAP within Perl?