llvm/lib/Fuzzer/test/fuzzer.test

CHECK: BINGO
Done1000000: Done 1000000 runs in

RUN: LLVMFuzzer-SimpleTest 2>&1 | FileCheck %s
RUN: not LLVMFuzzer-NullDerefTest %S/hi.txt 2>&1 | FileCheck %s --check-prefix=SingleInput
SingleInput-NOT: Test unit written to ./crash-

# only_ascii mode. Will perform some minimal self-validation.
RUN: LLVMFuzzer-SimpleTest -only_ascii=1 2>&1

RUN: LLVMFuzzer-SimpleCmpTest -max_total_time=1 2>&1 | FileCheck %s --check-prefix=MaxTotalTime
MaxTotalTime: Done {{.*}} runs in {{.}} second(s)

RUN: not LLVMFuzzer-NullDerefTest                  2>&1 | FileCheck %s --check-prefix=NullDerefTest
RUN: not LLVMFuzzer-NullDerefTest -close_fd_mask=3 2>&1 | FileCheck %s --check-prefix=NullDerefTest
NullDerefTest: ERROR: AddressSanitizer: SEGV on unknown address
NullDerefTest: Test unit written to ./crash-
RUN: not LLVMFuzzer-NullDerefTest  -artifact_prefix=ZZZ 2>&1 | FileCheck %s --check-prefix=NullDerefTestPrefix
NullDerefTestPrefix: Test unit written to ZZZcrash-
RUN: not LLVMFuzzer-NullDerefTest  -artifact_prefix=ZZZ -exact_artifact_path=FOOBAR 2>&1 | FileCheck %s --check-prefix=NullDerefTestExactPath
NullDerefTestExactPath: Test unit written to FOOBAR

RUN: ASAN_OPTIONS=handle_segv=0 not LLVMFuzzer-NullDerefTest 2>&1 | FileCheck %s --check-prefix=LIBFUZZER_OWN_SEGV_HANDLER
LIBFUZZER_OWN_SEGV_HANDLER: == ERROR: libFuzzer: deadly signal
LIBFUZZER_OWN_SEGV_HANDLER: SUMMARY: libFuzzer: deadly signal
LIBFUZZER_OWN_SEGV_HANDLER: Test unit written to ./crash-

RUN: not LLVMFuzzer-NullDerefOnEmptyTest -print_final_stats=1 2>&1 | FileCheck %s --check-prefix=NULL_DEREF_ON_EMPTY
NULL_DEREF_ON_EMPTY: stat::number_of_executed_units:

#not LLVMFuzzer-FullCoverageSetTest -timeout=15 -seed=1 -mutate_depth=2 -use_full_coverage_set=1 2>&1 | FileCheck %s

RUN: not LLVMFuzzer-CounterTest -use_counters=1 -max_len=6 -seed=1 -timeout=15 2>&1 | FileCheck %s

RUN: not LLVMFuzzer-CallerCalleeTest                     -cross_over=0 -max_len=6 -seed=1 -timeout=15 2>&1 | FileCheck %s
# This one is flaky, may actually find the goal even w/o use_indir_calls.
# LLVMFuzzer-CallerCalleeTest  -use_indir_calls=0 -cross_over=0 -max_len=6 -seed=1 -runs=1000000 2>&1 | FileCheck %s  --check-prefix=Done1000000


RUN: not LLVMFuzzer-UninstrumentedTest-Uninstrumented 2>&1 | FileCheck %s --check-prefix=UNINSTRUMENTED
UNINSTRUMENTED: ERROR: __sanitizer_set_death_callback is not defined. Exiting.

RUN: LLVMFuzzer-SimpleTest -print_new_cov_pcs=1 2>&1 | FileCheck %s --check-prefix=PCS
PCS:{{^0x[a-f0-9]+}}
PCS:NEW
PCS:BINGO

RUN: not LLVMFuzzer-BufferOverflowOnInput 2>&1 | FileCheck %s --check-prefix=OOB
OOB: AddressSanitizer: heap-buffer-overflow
OOB: is located 0 bytes to the right of 3-byte region

RUN: not LLVMFuzzer-InitializeTest 2>&1 | FileCheck %s

RUN: LLVMFuzzer-SimpleCmpTest -seed=-1 -runs=0 2>&1 | FileCheck %s --check-prefix=CHECK_SEED_MINUS_ONE
CHECK_SEED_MINUS_ONE: Seed: 4294967295

RUN: not LLVMFuzzer-SimpleTest NONEXISTENT_DIR 2>&1 | FileCheck %s --check-prefix=NONEXISTENT_DIR
NONEXISTENT_DIR: No such directory: NONEXISTENT_DIR; exiting


RUN: rm -rf  %tmp/SINGLE_INPUTS
RUN: mkdir -p  %tmp/SINGLE_INPUTS
RUN: echo aaa > %tmp/SINGLE_INPUTS/aaa
RUN: echo bbb > %tmp/SINGLE_INPUTS/bbb
RUN: LLVMFuzzer-SimpleTest %tmp/SINGLE_INPUTS/aaa %tmp/SINGLE_INPUTS/bbb 2>&1 | FileCheck %s --check-prefix=SINGLE_INPUTS
RUN: rm -rf  %tmp/SINGLE_INPUTS
SINGLE_INPUTS: LLVMFuzzer-SimpleTest: Running 2 inputs 1 time(s) each.
SINGLE_INPUTS: aaa ...
SINGLE_INPUTS: bbb ...

RUN: rm -rf %t/SUB1
RUN: mkdir -p %t/SUB1/SUB2/SUB3
RUN: echo a > %t/SUB1/a
RUN: echo b > %t/SUB1/SUB2/b
RUN: echo c > %t/SUB1/SUB2/SUB3/c
RUN: LLVMFuzzer-SimpleTest %t/SUB1 -runs=0 2>&1 | FileCheck %s --check-prefix=SUBDIRS
SUBDIRS: READ   units: 3
RUN: rm -rf %t/SUB1

RUN: mkdir -p %t
RUN: echo abcd > %t/NthRunCrashTest.in
RUN: LLVMFuzzer-NthRunCrashTest %t/NthRunCrashTest.in
RUN: LLVMFuzzer-NthRunCrashTest %t/NthRunCrashTest.in -runs=10
RUN: not LLVMFuzzer-NthRunCrashTest %t/NthRunCrashTest.in -runs=10000 2>&1 | FileCheck %s
RUN: rm %t/NthRunCrashTest.in

RUN: not LLVMFuzzer-CustomMutatorTest 2>&1 | FileCheck %s --check-prefix=LLVMFuzzerCustomMutator
LLVMFuzzerCustomMutator: In LLVMFuzzerCustomMutator
LLVMFuzzerCustomMutator: BINGO

RUN: LLVMFuzzer-SimpleTest -seed=1 -runs=77 -print_final_stats=1 2>&1 | FileCheck %s --check-prefix=FINAL_STATS
FINAL_STATS: stat::number_of_executed_units: 77
FINAL_STATS: stat::average_exec_per_sec:     0
FINAL_STATS: stat::new_units_added:
FINAL_STATS: stat::slowest_unit_time_sec:    0
FINAL_STATS: stat::peak_rss_mb:

RUN: LLVMFuzzer-SimpleTest %S/dict1.txt -runs=33 -print_final_stats=1 2>&1 | FileCheck %s --check-prefix=FINAL_STATS1
FINAL_STATS1: stat::number_of_executed_units: 33
FINAL_STATS1: stat::peak_rss_mb:

RUN: LLVMFuzzer-SpamyTest -runs=1                  2>&1 | FileCheck %s --check-prefix=FD_MASK_0
RUN: LLVMFuzzer-SpamyTest -runs=1 -close_fd_mask=0 2>&1 | FileCheck %s --check-prefix=FD_MASK_0
RUN: LLVMFuzzer-SpamyTest -runs=1 -close_fd_mask=1 2>&1 | FileCheck %s --check-prefix=FD_MASK_1
RUN: LLVMFuzzer-SpamyTest -runs=1 -close_fd_mask=2 2>&1 | FileCheck %s --check-prefix=FD_MASK_2
RUN: LLVMFuzzer-SpamyTest -runs=1 -close_fd_mask=3 2>&1 | FileCheck %s --check-prefix=FD_MASK_3
FD_MASK_0: PRINTF_STDOUT
FD_MASK_0: PRINTF_STDERR
FD_MASK_0: STREAM_COUT
FD_MASK_0: STREAM_CERR
FD_MASK_0: INITED

FD_MASK_1-NOT: PRINTF_STDOUT
FD_MASK_1: PRINTF_STDERR
FD_MASK_1-NOT: STREAM_COUT
FD_MASK_1: STREAM_CERR
FD_MASK_1: INITED

FD_MASK_2: PRINTF_STDOUT
FD_MASK_2-NOT: PRINTF_STDERR
FD_MASK_2: STREAM_COUT
FD_MASK_2-NOTE: STREAM_CERR
FD_MASK_2: INITED

FD_MASK_3-NOT: PRINTF_STDOUT
FD_MASK_3-NOT: PRINTF_STDERR
FD_MASK_3-NOT: STREAM_COUT
FD_MASK_3-NOT: STREAM_CERR
FD_MASK_3: INITED

RUN: LLVMFuzzer-SimpleTest -runs=10 --max_len=100 2>&1 | FileCheck %s --check-prefix=DASH_DASH
DASH_DASH: WARNING: did you mean '-max_len=100' (single dash)?
DASH_DASH: INFO: A corpus is not provided, starting from an empty corpus