[tests] Don't use TestingSetup in the checkqueue_tests

It's only needed for a hardcoded int, which we can define locally.

Author: jnewbery

src/test/checkqueue_tests.cpp

@@ -5,7 +5,6 @@
 #include <util/memory.h>
 #include <util/system.h>
 #include <util/time.h>
-#include <validation.h>
 
 #include <test/setup_common.h>
 #include <checkqueue.h>
@@ -19,11 +18,10 @@
 
 #include <unordered_set>
 
-// BasicTestingSetup not sufficient because nScriptCheckThreads is not set
-// otherwise.
 BOOST_FIXTURE_TEST_SUITE(checkqueue_tests, TestingSetup)
 
 static const unsigned int QUEUE_BATCH_SIZE = 128;
+static const int SCRIPT_CHECK_THREADS = 3;
 
 struct FakeCheck {
     bool operator()()
@@ -149,7 +147,7 @@ static void Correct_Queue_range(std::vector<size_t> range)
 {
     auto small_queue = MakeUnique<Correct_Queue>(QUEUE_BATCH_SIZE);
     boost::thread_group tg;
-    for (auto x = 0; x < nScriptCheckThreads; ++x) {
+    for (auto x = 0; x < SCRIPT_CHECK_THREADS; ++x) {
        tg.create_thread([&]{small_queue->Thread();});
     }
     // Make vChecks here to save on malloc (this test can be slow...)
@@ -214,7 +212,7 @@ BOOST_AUTO_TEST_CASE(test_CheckQueue_Catches_Failure)
     auto fail_queue = MakeUnique<Failing_Queue>(QUEUE_BATCH_SIZE);
 
     boost::thread_group tg;
-    for (auto x = 0; x < nScriptCheckThreads; ++x) {
+    for (auto x = 0; x < SCRIPT_CHECK_THREADS; ++x) {
        tg.create_thread([&]{fail_queue->Thread();});
     }
 
@@ -246,7 +244,7 @@ BOOST_AUTO_TEST_CASE(test_CheckQueue_Recovers_From_Failure)
 {
     auto fail_queue = MakeUnique<Failing_Queue>(QUEUE_BATCH_SIZE);
     boost::thread_group tg;
-    for (auto x = 0; x < nScriptCheckThreads; ++x) {
+    for (auto x = 0; x < SCRIPT_CHECK_THREADS; ++x) {
        tg.create_thread([&]{fail_queue->Thread();});
     }
 
@@ -274,7 +272,7 @@ BOOST_AUTO_TEST_CASE(test_CheckQueue_UniqueCheck)
 {
     auto queue = MakeUnique<Unique_Queue>(QUEUE_BATCH_SIZE);
     boost::thread_group tg;
-    for (auto x = 0; x < nScriptCheckThreads; ++x) {
+    for (auto x = 0; x < SCRIPT_CHECK_THREADS; ++x) {
        tg.create_thread([&]{queue->Thread();});
 
     }
@@ -310,7 +308,7 @@ BOOST_AUTO_TEST_CASE(test_CheckQueue_Memory)
 {
     auto queue = MakeUnique<Memory_Queue>(QUEUE_BATCH_SIZE);
     boost::thread_group tg;
-    for (auto x = 0; x < nScriptCheckThreads; ++x) {
+    for (auto x = 0; x < SCRIPT_CHECK_THREADS; ++x) {
        tg.create_thread([&]{queue->Thread();});
     }
     for (size_t i = 0; i < 1000; ++i) {
@@ -342,7 +340,7 @@ BOOST_AUTO_TEST_CASE(test_CheckQueue_FrozenCleanup)
     auto queue = MakeUnique<FrozenCleanup_Queue>(QUEUE_BATCH_SIZE);
     boost::thread_group tg;
     bool fails = false;
-    for (auto x = 0; x < nScriptCheckThreads; ++x) {
+    for (auto x = 0; x < SCRIPT_CHECK_THREADS; ++x) {
         tg.create_thread([&]{queue->Thread();});
     }
     std::thread t0([&]() {