[Fuzzer] Rely on $PATH expansion instead of hardcoding paths in tests…

…. NFC.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@242851 91177308-0d34-0410-b5e6-96231b3b80d8

lib/Fuzzer/test/fuzzer-dfsan.test

@@ -1,6 +1,6 @@
 CHECK: BINGO
 
-RUN: not ./LLVMFuzzer-SimpleCmpTest-DFSan -use_traces=1 -seed=1 -runs=1000000 -timeout=5 2>&1 | FileCheck %s
+RUN: not LLVMFuzzer-SimpleCmpTest-DFSan -use_traces=1 -seed=1 -runs=1000000 -timeout=5 2>&1 | FileCheck %s
 
-RUN: not ./LLVMFuzzer-MemcmpTest-DFSan -use_traces=1 -seed=1 -runs=100 -timeout=5 2>&1 | FileCheck %s
+RUN: not LLVMFuzzer-MemcmpTest-DFSan -use_traces=1 -seed=1 -runs=100 -timeout=5 2>&1 | FileCheck %s
 

lib/Fuzzer/test/fuzzer.test

@@ -1,27 +1,27 @@
 CHECK: BINGO
 
-RUN: ./LLVMFuzzer-SimpleTest 2>&1 | FileCheck %s
+RUN: LLVMFuzzer-SimpleTest 2>&1 | FileCheck %s
 
-RUN: not ./LLVMFuzzer-InfiniteTest -timeout=2 2>&1 | FileCheck %s --check-prefix=InfiniteTest
+RUN: not LLVMFuzzer-InfiniteTest -timeout=2 2>&1 | FileCheck %s --check-prefix=InfiniteTest
 InfiniteTest: ALARM: working on the last Unit for
 InfiniteTest: CRASHED; file written to timeout
 
-RUN: not ./LLVMFuzzer-TimeoutTest -timeout=5 2>&1 | FileCheck %s --check-prefix=TimeoutTest
+RUN: not LLVMFuzzer-TimeoutTest -timeout=5 2>&1 | FileCheck %s --check-prefix=TimeoutTest
 TimeoutTest: ALARM: working on the last Unit for
 TimeoutTest: CRASHED; file written to timeout
 
-RUN: not ./LLVMFuzzer-NullDerefTest 2>&1 | FileCheck %s --check-prefix=NullDerefTest
+RUN: not LLVMFuzzer-NullDerefTest 2>&1 | FileCheck %s --check-prefix=NullDerefTest
 NullDerefTest: CRASHED; file written to crash-
 
-RUN: not ./LLVMFuzzer-FullCoverageSetTest -timeout=15 -seed=1 -mutate_depth=2 -use_full_coverage_set=1 2>&1 | FileCheck %s
+RUN: not LLVMFuzzer-FullCoverageSetTest -timeout=15 -seed=1 -mutate_depth=2 -use_full_coverage_set=1 2>&1 | FileCheck %s
 
-RUN: not ./LLVMFuzzer-FourIndependentBranchesTest -timeout=15 -seed=1 -use_full_coverage_set=1 2>&1 | FileCheck %s
+RUN: not LLVMFuzzer-FourIndependentBranchesTest -timeout=15 -seed=1 -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-CounterTest -use_counters=1 -max_len=6 -seed=1 -timeout=15 2>&1 | FileCheck %s
 
-RUN: not ./LLVMFuzzer-SimpleCmpTest -use_traces=1 -seed=1 -runs=1000000 -timeout=5 2>&1 | FileCheck %s
+RUN: not LLVMFuzzer-SimpleCmpTest -use_traces=1 -seed=1 -runs=1000000 -timeout=5 2>&1 | FileCheck %s
 
-RUN: not ./LLVMFuzzer-CxxTokensTest -seed=1 -timeout=15 -tokens=%S/../cxx_fuzzer_tokens.txt 2>&1 | FileCheck %s
+RUN: not LLVMFuzzer-CxxTokensTest -seed=1 -timeout=15 -tokens=%S/../cxx_fuzzer_tokens.txt 2>&1 | FileCheck %s
 
-RUN: not ./LLVMFuzzer-UserSuppliedFuzzerTest -seed=1 -timeout=15 2>&1 | FileCheck %s
+RUN: not LLVMFuzzer-UserSuppliedFuzzerTest -seed=1 -timeout=15 2>&1 | FileCheck %s
 

lib/Fuzzer/test/lit.cfg

@@ -5,10 +5,11 @@ config.test_format = lit.formats.ShTest(True)
 config.suffixes = ['.test']
 config.test_source_root = os.path.dirname(__file__)
 
-# Tweak PATH to include llvm tools dir.
+# Tweak PATH to include llvm tools dir and current exec dir.
 llvm_tools_dir = getattr(config, 'llvm_tools_dir', None)
 if (not llvm_tools_dir) or (not os.path.exists(llvm_tools_dir)):
   lit_config.fatal("Invalid llvm_tools_dir config attribute: %r" % llvm_tools_dir)
-path = os.path.pathsep.join((llvm_tools_dir, config.environment['PATH']))
+path = os.path.pathsep.join((llvm_tools_dir, config.test_exec_root,
+                             config.environment['PATH']))
 config.environment['PATH'] = path