[llvm] r256085 - [libFuzzer] split the tests to run them in parallel, remove one redundant test

Kostya Serebryany via llvm-commits llvm-commits at lists.llvm.org
Fri Dec 18 19:35:31 PST 2015


Author: kcc
Date: Fri Dec 18 21:35:30 2015
New Revision: 256085

URL: http://llvm.org/viewvc/llvm-project?rev=256085&view=rev
Log:
[libFuzzer] split the tests to run them in parallel, remove one redundant test

Added:
    llvm/trunk/lib/Fuzzer/test/fuzzer-drill.test
    llvm/trunk/lib/Fuzzer/test/fuzzer-timeout.test
    llvm/trunk/lib/Fuzzer/test/fuzzer-traces.test
Removed:
    llvm/trunk/lib/Fuzzer/test/InfiniteTest.cpp
Modified:
    llvm/trunk/lib/Fuzzer/test/CMakeLists.txt
    llvm/trunk/lib/Fuzzer/test/fuzzer.test

Modified: llvm/trunk/lib/Fuzzer/test/CMakeLists.txt
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Fuzzer/test/CMakeLists.txt?rev=256085&r1=256084&r2=256085&view=diff
==============================================================================
--- llvm/trunk/lib/Fuzzer/test/CMakeLists.txt (original)
+++ llvm/trunk/lib/Fuzzer/test/CMakeLists.txt Fri Dec 18 21:35:30 2015
@@ -17,7 +17,6 @@ set(Tests
   CounterTest
   FourIndependentBranchesTest
   FullCoverageSetTest
-  InfiniteTest
   MemcmpTest
   NullDerefTest
   SimpleCmpTest

Removed: llvm/trunk/lib/Fuzzer/test/InfiniteTest.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Fuzzer/test/InfiniteTest.cpp?rev=256084&view=auto
==============================================================================
--- llvm/trunk/lib/Fuzzer/test/InfiniteTest.cpp (original)
+++ llvm/trunk/lib/Fuzzer/test/InfiniteTest.cpp (removed)
@@ -1,25 +0,0 @@
-// Simple test for a fuzzer. The fuzzer must find the string "Hi!".
-#include <cstdint>
-#include <cstdlib>
-#include <cstddef>
-#include <iostream>
-
-static volatile int Sink;
-
-static volatile int One = 1;
-
-extern "C" int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) {
-  if (Size > 0 && Data[0] == 'H') {
-    Sink = 1;
-    if (Size > 1 && Data[1] == 'i') {
-      Sink = 2;
-      if (Size > 2 && Data[2] == '!') {
-        Sink = 2;
-        while (One)
-          ;
-      }
-    }
-  }
-  return 0;
-}
-

Added: llvm/trunk/lib/Fuzzer/test/fuzzer-drill.test
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Fuzzer/test/fuzzer-drill.test?rev=256085&view=auto
==============================================================================
--- llvm/trunk/lib/Fuzzer/test/fuzzer-drill.test (added)
+++ llvm/trunk/lib/Fuzzer/test/fuzzer-drill.test Fri Dec 18 21:35:30 2015
@@ -0,0 +1,8 @@
+CHECK: BINGO
+RUN: rm -rf FourIndependentBranchesTestCORPUS
+RUN: mkdir FourIndependentBranchesTestCORPUS
+RUN:     LLVMFuzzer-FourIndependentBranchesTest -seed=1 -runs=100000 FourIndependentBranchesTestCORPUS
+RUN: not LLVMFuzzer-FourIndependentBranchesTest         -runs=100000 -drill=1 -jobs=200 FourIndependentBranchesTestCORPUS 2>&1 | FileCheck %s
+RUN: rm -rf FourIndependentBranchesTestCORPUS
+
+

Added: llvm/trunk/lib/Fuzzer/test/fuzzer-timeout.test
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Fuzzer/test/fuzzer-timeout.test?rev=256085&view=auto
==============================================================================
--- llvm/trunk/lib/Fuzzer/test/fuzzer-timeout.test (added)
+++ llvm/trunk/lib/Fuzzer/test/fuzzer-timeout.test Fri Dec 18 21:35:30 2015
@@ -0,0 +1,13 @@
+RUN: not LLVMFuzzer-TimeoutTest -timeout=1 2>&1 | FileCheck %s --check-prefix=TimeoutTest
+TimeoutTest: ALARM: working on the last Unit for
+TimeoutTest: Test unit written to ./timeout-
+TimeoutTest: == ERROR: libFuzzer: timeout after
+TimeoutTest: #0
+TimeoutTest: #1
+TimeoutTest: #2
+TimeoutTest: SUMMARY: libFuzzer: timeout
+
+RUN: not LLVMFuzzer-TimeoutTest -timeout=1 -test_single_input=%S/hi.txt 2>&1 | FileCheck %s --check-prefix=SingleInputTimeoutTest
+SingleInputTimeoutTest: ALARM: working on the last Unit for
+SingleInputTimeoutTest-NOT: Test unit written to ./timeout-
+

Added: llvm/trunk/lib/Fuzzer/test/fuzzer-traces.test
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Fuzzer/test/fuzzer-traces.test?rev=256085&view=auto
==============================================================================
--- llvm/trunk/lib/Fuzzer/test/fuzzer-traces.test (added)
+++ llvm/trunk/lib/Fuzzer/test/fuzzer-traces.test Fri Dec 18 21:35:30 2015
@@ -0,0 +1,19 @@
+CHECK: BINGO
+Done1000000: Done 1000000 runs in
+
+RUN: not LLVMFuzzer-SimpleCmpTest -use_traces=1 -seed=1 -runs=1000001  2>&1 | FileCheck %s
+
+RUN: not LLVMFuzzer-MemcmpTest -use_traces=1 -seed=4294967295 -runs=100000   2>&1 | FileCheck %s
+RUN:     LLVMFuzzer-MemcmpTest               -seed=4294967295 -runs=1000000  2>&1 | FileCheck %s --check-prefix=Done1000000
+
+RUN: not LLVMFuzzer-StrncmpTest -use_traces=1 -seed=1 -runs=100000   2>&1 | FileCheck %s
+RUN:     LLVMFuzzer-StrncmpTest               -seed=1 -runs=1000000  2>&1 | FileCheck %s --check-prefix=Done1000000
+
+RUN: not LLVMFuzzer-StrcmpTest -use_traces=1 -seed=1 -runs=200000   2>&1 | FileCheck %s
+RUN:     LLVMFuzzer-StrcmpTest               -seed=1 -runs=1000000  2>&1 | FileCheck %s --check-prefix=Done1000000
+
+RUN: not LLVMFuzzer-SwitchTest -use_traces=1 -seed=1 -runs=1000002  2>&1 | FileCheck %s
+RUN:     LLVMFuzzer-SwitchTest               -seed=1 -runs=1000000  2>&1 | FileCheck %s --check-prefix=Done1000000
+
+RUN: not LLVMFuzzer-SimpleHashTest -use_traces=1 -seed=1 -runs=100000  2>&1 | FileCheck %s
+RUN:     LLVMFuzzer-SimpleHashTest               -seed=1 -runs=1000000 2>&1 | FileCheck %s --check-prefix=Done1000000

Modified: llvm/trunk/lib/Fuzzer/test/fuzzer.test
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Fuzzer/test/fuzzer.test?rev=256085&r1=256084&r2=256085&view=diff
==============================================================================
--- llvm/trunk/lib/Fuzzer/test/fuzzer.test (original)
+++ llvm/trunk/lib/Fuzzer/test/fuzzer.test Fri Dec 18 21:35:30 2015
@@ -1,29 +1,13 @@
 CHECK: BINGO
+Done1000000: Done 1000000 runs in
 
 RUN: LLVMFuzzer-SimpleTest 2>&1 | FileCheck %s
 RUN: not LLVMFuzzer-NullDerefTest -test_single_input=%S/hi.txt 2>&1 | FileCheck %s --check-prefix=SingleInput
 SingleInput-NOT: Test unit written to ./crash-
 
-RUN: not LLVMFuzzer-InfiniteTest -timeout=2 2>&1 | FileCheck %s --check-prefix=InfiniteTest
-InfiniteTest: ALARM: working on the last Unit for
-InfiniteTest: Test unit written to ./timeout-
-
 RUN: LLVMFuzzer-SimpleCmpTest -max_total_time=1 2>&1 | FileCheck %s --check-prefix=MaxTotalTime
 MaxTotalTime: Done {{.*}} runs in {{.}} second(s)
 
-RUN: not LLVMFuzzer-TimeoutTest -timeout=5 2>&1 | FileCheck %s --check-prefix=TimeoutTest
-TimeoutTest: ALARM: working on the last Unit for
-TimeoutTest: Test unit written to ./timeout-
-TimeoutTest: == ERROR: libFuzzer: timeout after
-TimeoutTest: #0
-TimeoutTest: #1
-TimeoutTest: #2
-TimeoutTest: SUMMARY: libFuzzer: timeout
-
-RUN: not LLVMFuzzer-TimeoutTest -timeout=5 -test_single_input=%S/hi.txt 2>&1 | FileCheck %s --check-prefix=SingleInputTimeoutTest
-SingleInputTimeoutTest: ALARM: working on the last Unit for
-SingleInputTimeoutTest-NOT: Test unit written to ./timeout-
-
 RUN: not LLVMFuzzer-NullDerefTest 2>&1 | FileCheck %s --check-prefix=NullDerefTest
 NullDerefTest: Test unit written to ./crash-
 RUN: not LLVMFuzzer-NullDerefTest  -artifact_prefix=ZZZ 2>&1 | FileCheck %s --check-prefix=NullDerefTestPrefix
@@ -33,39 +17,16 @@ NullDerefTestExactPath: Test unit writte
 
 #not LLVMFuzzer-FullCoverageSetTest -timeout=15 -seed=1 -mutate_depth=2 -use_full_coverage_set=1 2>&1 | FileCheck %s
 
-RUN: rm -rf FourIndependentBranchesTestCORPUS
-RUN: mkdir FourIndependentBranchesTestCORPUS
-RUN:     LLVMFuzzer-FourIndependentBranchesTest -seed=1 -runs=1000000 FourIndependentBranchesTestCORPUS
-RUN: not LLVMFuzzer-FourIndependentBranchesTest         -runs=100000 -drill=1 -jobs=200 FourIndependentBranchesTestCORPUS 2>&1 | FileCheck %s
-RUN: rm -rf FourIndependentBranchesTestCORPUS
-
 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
 RUN:     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-SimpleCmpTest -use_traces=1 -seed=1 -runs=1000001 -timeout=5 2>&1 | FileCheck %s
 
 RUN: not LLVMFuzzer-UserSuppliedFuzzerTest -seed=1 -timeout=15 2>&1 | FileCheck %s
 
-RUN: not LLVMFuzzer-MemcmpTest -use_traces=1 -seed=4294967295 -runs=100000   2>&1 | FileCheck %s
-RUN:     LLVMFuzzer-MemcmpTest               -seed=4294967295 -runs=1000000  2>&1 | FileCheck %s --check-prefix=Done1000000
-Done1000000: Done 1000000 runs in
-
-RUN: not LLVMFuzzer-StrncmpTest -use_traces=1 -seed=1 -runs=100000   2>&1 | FileCheck %s
-RUN:     LLVMFuzzer-StrncmpTest               -seed=1 -runs=1000000  2>&1 | FileCheck %s --check-prefix=Done1000000
-
-RUN: not LLVMFuzzer-StrcmpTest -use_traces=1 -seed=1 -runs=200000   2>&1 | FileCheck %s
-RUN:     LLVMFuzzer-StrcmpTest               -seed=1 -runs=1000000  2>&1 | FileCheck %s --check-prefix=Done1000000
-
-RUN: not LLVMFuzzer-SwitchTest -use_traces=1 -seed=1 -runs=1000002  2>&1 | FileCheck %s
-RUN:     LLVMFuzzer-SwitchTest               -seed=1 -runs=1000000  2>&1 | FileCheck %s --check-prefix=Done1000000
-
 RUN: not LLVMFuzzer-SimpleDictionaryTest -dict=%S/dict1.txt -seed=1 -runs=1000003  2>&1 | FileCheck %s
 RUN:     LLVMFuzzer-SimpleDictionaryTest                    -seed=1 -runs=1000000  2>&1 | FileCheck %s --check-prefix=Done1000000
 
-RUN: not LLVMFuzzer-SimpleHashTest -use_traces=1 -seed=1 -runs=100000  2>&1 | FileCheck %s
-RUN:     LLVMFuzzer-SimpleHashTest               -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.




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