RUN: %cpp_compiler %S/CustomMutatorTest.cpp -o %t-CustomMutatorTest
RUN: not %run %t-CustomMutatorTest 2>&1 | FileCheck %s --check-prefix=LLVMFuzzerCustomMutator
LLVMFuzzerCustomMutator: INFO: found LLVMFuzzerCustomMutator
LLVMFuzzerCustomMutator: In LLVMFuzzerCustomMutator
LLVMFuzzerCustomMutator: {{.*}} lim: 4096 {{.*}}
LLVMFuzzerCustomMutator: BINGO

# len_control is disabled for custom mutators by default, test that it can be enabled.
RUN: not %run %t-CustomMutatorTest -len_control=1000 2>&1 | FileCheck %s --check-prefix=LLVMFuzzerCustomMutatorWithLenControl
LLVMFuzzerCustomMutatorWithLenControl: INFO: found LLVMFuzzerCustomMutator
LLVMFuzzerCustomMutatorWithLenControl: In LLVMFuzzerCustomMutator
LLVMFuzzerCustomMutatorWithLenControl: {{.*}} lim: {{[1-9][0-9]?}} {{.*}}
LLVMFuzzerCustomMutatorWithLenControl: BINGO

# sanity check: verify that we do get long lines with verbose printing on
RUN: %cpp_compiler %S/CustomMutatorWithLongSequencesTest.cpp -o %t-CustomMutatorWithLongSequencesTest
RUN: not %run %t-CustomMutatorWithLongSequencesTest -verbosity=2 2>&1 | FileCheck %s --check-prefix=LLVMFuzzerCustomMutatorLongSequence
LLVMFuzzerCustomMutatorLongSequence: Flag: verbosity 2
LLVMFuzzerCustomMutatorLongSequence: {{.*}} MS: {{[0-9]*}} {{(([a-zA-Z]*-){11,})}} {{.*}}
LLVMFuzzerCustomMutatorLongSequence: BINGO

# check a target that prints long mutation sequences and verifies the printed
# output is capped at 10 entries
RUN: not %run %t-CustomMutatorWithLongSequencesTest 2>&1 | FileCheck %s --check-prefix=LLVMFuzzerCustomMutatorLongSequenceTrimmed
LLVMFuzzerCustomMutatorLongSequenceTrimmed-NOT: Flag: verbosity 2
LLVMFuzzerCustomMutatorLongSequenceTrimmed-NOT: {{.*}} MS: {{[0-9]*}} {{(([a-zA-Z]*-){11,})}} {{.*}}
LLVMFuzzerCustomMutatorLongSequenceTrimmed: BINGO