ceph/src/jaegertracing/opentelemetry-cpp/third_party/nlohmann-json/test/thirdparty/Fuzzer/test/merge.test

   1 CHECK: BINGO
   2
   3 RUN: rm -rf  %tmp/T1 %tmp/T2
   4 RUN: mkdir -p %tmp/T1 %tmp/T2
   5 RUN: echo F..... > %tmp/T1/1
   6 RUN: echo .U.... > %tmp/T1/2
   7 RUN: echo ..Z... > %tmp/T1/3
   8
   9 # T1 has 3 elements, T2 is empty.
  10 RUN: LLVMFuzzer-FullCoverageSetTest         -merge=1 %tmp/T1 %tmp/T2 2>&1 | FileCheck %s --check-prefix=CHECK1
  11 CHECK1: MERGE-OUTER: 3 files, 3 in the initial corpus
  12 CHECK1: MERGE-OUTER: 0 new files with 0 new features added
  13
  14 RUN: echo ...Z.. > %tmp/T2/1
  15 RUN: echo ....E. > %tmp/T2/2
  16 RUN: echo .....R > %tmp/T2/3
  17 RUN: echo F..... > %tmp/T2/a
  18 RUN: echo .U.... > %tmp/T2/b
  19 RUN: echo ..Z... > %tmp/T2/c
  20
  21 # T1 has 3 elements, T2 has 6 elements, only 3 are new.
  22 RUN: LLVMFuzzer-FullCoverageSetTest         -merge=1 %tmp/T1 %tmp/T2 2>&1 | FileCheck %s --check-prefix=CHECK2
  23 CHECK2: MERGE-OUTER: 9 files, 3 in the initial corpus
  24 CHECK2: MERGE-OUTER: 3 new files with 3 new features added
  25
  26 # Now, T1 has 6 units and T2 has no new interesting units.
  27 RUN: LLVMFuzzer-FullCoverageSetTest         -merge=1 %tmp/T1 %tmp/T2 2>&1 | FileCheck %s --check-prefix=CHECK3
  28 CHECK3: MERGE-OUTER: 12 files, 6 in the initial corpus
  29 CHECK3: MERGE-OUTER: 0 new files with 0 new features added
  30
  31 # Check that we respect max_len during the merge and don't crash.
  32 RUN: rm %tmp/T1/??*
  33 RUN: echo looooooooong > %tmp/T2/looooooooong
  34 RUN: LLVMFuzzer-FullCoverageSetTest         -merge=1 %tmp/T1 %tmp/T2 -max_len=6 2>&1 | FileCheck %s --check-prefix=MAX_LEN
  35 MAX_LEN: MERGE-OUTER: 3 new files
  36
  37 # Check that merge tolerates failures.
  38 RUN: rm %tmp/T1/??*
  39 RUN: echo 'FUZZER' > %tmp/T2/FUZZER
  40 RUN: LLVMFuzzer-FullCoverageSetTest -merge=1 %tmp/T1 %tmp/T2 2>&1 | FileCheck %s --check-prefix=MERGE_WITH_CRASH
  41 MERGE_WITH_CRASH: MERGE-OUTER: succesfull in 2 attempt(s)
  42 MERGE_WITH_CRASH: MERGE-OUTER: 3 new files
  43
  44 # Check that we actually limit the size with max_len
  45 RUN: LLVMFuzzer-FullCoverageSetTest -merge=1 %tmp/T1 %tmp/T2  -max_len=5 2>&1 | FileCheck %s --check-prefix=MERGE_LEN5
  46 MERGE_LEN5: MERGE-OUTER: succesfull in 1 attempt(s)