Add corpus of tests

.clangd

@@ -1,2 +1,2 @@
 CompileFlags:
-  Add: [-DENABLE_TESTS, -UNDEBUG, -DENABLE_FUZZ]
+  Add: [-DENABLE_MAIN, -UNDEBUG, -DENABLE_FUZZ]

CMakeLists.txt

@@ -49,13 +49,19 @@ include(CTest)
 
 # unit test
 
-add_executable(conflict_set_test ConflictSet.cpp)
+add_executable(conflict_set_main ConflictSet.cpp)
-target_include_directories(conflict_set_test PRIVATE ${CMAKE_CURRENT_SOURCE_DIR}/include)
+target_include_directories(conflict_set_main PRIVATE ${CMAKE_CURRENT_SOURCE_DIR}/include)
-target_compile_definitions(conflict_set_test PRIVATE ENABLE_TESTS)
+target_compile_definitions(conflict_set_main PRIVATE ENABLE_MAIN)
-target_compile_options(conflict_set_test PRIVATE ${TEST_FLAGS})
+
-target_compile_options(conflict_set_test PRIVATE -fsanitize=address,undefined)
+file(GLOB CORPUS_TESTS ${CMAKE_SOURCE_DIR}/corpus/*)
-target_link_options(conflict_set_test PRIVATE -fsanitize=address,undefined)
+
-add_test(NAME conflict_set_test COMMAND conflict_set_test)
+add_executable(conflict_set_test_driver ConflictSet.cpp TestDriver.cpp)
+target_compile_definitions(conflict_set_test_driver PRIVATE ENABLE_FUZZ)
+target_include_directories(conflict_set_test_driver PRIVATE ${CMAKE_CURRENT_SOURCE_DIR}/include)
+foreach(TEST ${CORPUS_TESTS})
+  get_filename_component(hash ${TEST} NAME)
+  add_test(NAME conflict_set_corpus_${hash} COMMAND conflict_set_test_driver ${TEST})
+endforeach()
 
 # fuzz test
 set(FUZZ_FLAGS "-fsanitize=fuzzer-no-link,address,undefined")

ConflictSet.cpp

@@ -1384,7 +1384,7 @@ namespace std {
 void __throw_length_error(const char *) { __builtin_unreachable(); }
 } // namespace std
 
-#ifdef ENABLE_TESTS
+#ifdef ENABLE_MAIN
 int main(void) {
   int64_t writeVersion = 0;
   ConflictSet::Impl cs{writeVersion};

TestDriver.cpp

@@ -0,0 +1,16 @@
+#include <cstddef>
+#include <cstdint>
+#include <fstream>
+#include <sstream>
+
+extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size);
+
+int main(int argc, char **argv) {
+  for (int i = 1; i < argc; ++i) {
+    std::ifstream t(argv[i], std::ios::binary);
+    std::stringstream buffer;
+    buffer << t.rdbuf();
+    auto str = buffer.view();
+    LLVMFuzzerTestOneInput((const uint8_t *)str.data(), str.size());
+  }
+}

corpus/246625a3cbeba974e46ff4fd1c3095c4c2376dc4

@@ -0,0 +1,2 @@
+
+<EFBFBD><EFBFBD>	

corpus/5a07701c3ed3c9ab9c30cd2c54c1d0cc7999db46

@@ -0,0 +1,2 @@
+*
	
+*
*
**<2A><>

corpus/71853c6197a6a7f222db0f1978c7cb232b87c5ee

@@ -0,0 +1,2 @@
+
+

corpus/8237a116467c86524df506a1e6b97d42ef924c5d

@@ -0,0 +1 @@
+
<01>