tests: Simplify code by removing unwarranted use of unique_ptr:s

src/test/fuzz/block.cpp

@@ -15,12 +15,11 @@
 #include <version.h>
 
 #include <cassert>
-#include <memory>
 #include <string>
 
 void initialize()
 {
-    const static auto verify_handle = MakeUnique<ECCVerifyHandle>();
+    static const ECCVerifyHandle verify_handle;
     SelectParams(CBaseChainParams::REGTEST);
 }
 

src/test/fuzz/descriptor_parse.cpp

@@ -10,7 +10,7 @@
 
 void initialize()
 {
-    static const auto verify_handle = MakeUnique<ECCVerifyHandle>();
+    static const ECCVerifyHandle verify_handle;
     SelectParams(CBaseChainParams::REGTEST);
 }
 

src/test/fuzz/deserialize.cpp

@@ -35,7 +35,7 @@
 void initialize()
 {
     // Fuzzers using pubkey must hold an ECCVerifyHandle.
-    static const auto verify_handle = MakeUnique<ECCVerifyHandle>();
+    static const ECCVerifyHandle verify_handle;
 }
 
 namespace {

src/test/fuzz/eval_script.cpp

@@ -12,7 +12,7 @@
 
 void initialize()
 {
-    static const auto verify_handle = MakeUnique<ECCVerifyHandle>();
+    static const ECCVerifyHandle verify_handle;
 }
 
 void test_one_input(const std::vector<uint8_t>& buffer)

src/test/fuzz/parse_univalue.cpp

@@ -14,7 +14,7 @@
 
 void initialize()
 {
-    static const auto verify_handle = MakeUnique<ECCVerifyHandle>();
+    static const ECCVerifyHandle verify_handle;
     SelectParams(CBaseChainParams::REGTEST);
 }
 

src/test/fuzz/psbt.cpp

@@ -19,7 +19,7 @@
 
 void initialize()
 {
-    static const auto verify_handle = MakeUnique<ECCVerifyHandle>();
+    static const ECCVerifyHandle verify_handle;
 }
 
 void test_one_input(const std::vector<uint8_t>& buffer)

src/test/fuzz/script.cpp

@@ -23,7 +23,7 @@
 void initialize()
 {
     // Fuzzers using pubkey must hold an ECCVerifyHandle.
-    static const auto verify_handle = MakeUnique<ECCVerifyHandle>();
+    static const ECCVerifyHandle verify_handle;
 
     SelectParams(CBaseChainParams::REGTEST);
 }

src/test/fuzz/script_flags.cpp

@@ -15,7 +15,7 @@ static bool IsValidFlagCombination(unsigned flags);
 
 void initialize()
 {
-    static const auto verify_handle = MakeUnique<ECCVerifyHandle>();
+    static const ECCVerifyHandle verify_handle;
 }
 
 void test_one_input(const std::vector<uint8_t>& buffer)