6 files changed, 8 insertions, 19 deletions
diff --git a/src/test/blockfilter_index_tests.cpp b/src/test/blockfilter_index_tests.cpp
index 79e18cd2c0..5e52dc268f 100644
--- a/src/test/blockfilter_index_tests.cpp
+++ b/src/test/blockfilter_index_tests.cpp
@@ -138,7 +138,7 @@ BOOST_FIXTURE_TEST_CASE(blockfilter_index_initial_sync, BuildChainTestingSetup)
     int64_t time_start = GetTimeMillis();
     while (!filter_index.BlockUntilSyncedToCurrentChain()) {
         BOOST_REQUIRE(time_start + timeout_ms > GetTimeMillis());
-        MilliSleep(100);
+        UninterruptibleSleep(std::chrono::milliseconds{100});
     }
 
     // Check that filter index has all blocks that were in the chain before it started.
diff --git a/src/test/checkqueue_tests.cpp b/src/test/checkqueue_tests.cpp
index 482fe3772c..a9628e85f9 100644
--- a/src/test/checkqueue_tests.cpp
+++ b/src/test/checkqueue_tests.cpp
@@ -393,7 +393,7 @@ BOOST_AUTO_TEST_CASE(test_CheckQueueControl_Locks)
                     CCheckQueueControl<FakeCheck> control(queue.get());
                     // While sleeping, no other thread should execute to this point
                     auto observed = ++nThreads;
-                    MilliSleep(10);
+                    UninterruptibleSleep(std::chrono::milliseconds{10});
                     fails += observed  != nThreads;
                     });
         }
diff --git a/src/test/scheduler_tests.cpp b/src/test/scheduler_tests.cpp
index 26a6452ffd..00eec58bdf 100644
--- a/src/test/scheduler_tests.cpp
+++ b/src/test/scheduler_tests.cpp
@@ -4,6 +4,7 @@
 
 #include <random.h>
 #include <scheduler.h>
+#include <util/time.h>
 
 #include <boost/thread.hpp>
 #include <boost/test/unit_test.hpp>
@@ -23,18 +24,6 @@ static void microTask(CScheduler& s, boost::mutex& mutex, int& counter, int delt
     }
 }
 
-static void MicroSleep(uint64_t n)
-{
-#if defined(HAVE_WORKING_BOOST_SLEEP_FOR)
-    boost::this_thread::sleep_for(boost::chrono::microseconds(n));
-#elif defined(HAVE_WORKING_BOOST_SLEEP)
-    boost::this_thread::sleep(boost::posix_time::microseconds(n));
-#else
-    //should never get here
-    #error missing boost sleep implementation
-#endif
-}
-
 BOOST_AUTO_TEST_CASE(manythreads)
 {
     // Stress test: hundreds of microsecond-scheduled tasks,
@@ -81,7 +70,7 @@ BOOST_AUTO_TEST_CASE(manythreads)
     for (int i = 0; i < 5; i++)
         microThreads.create_thread(std::bind(&CScheduler::serviceQueue, &microTasks));
 
-    MicroSleep(600);
+    UninterruptibleSleep(std::chrono::microseconds{600});
     now = boost::chrono::system_clock::now();
 
     // More threads and more tasks:
diff --git a/src/test/txindex_tests.cpp b/src/test/txindex_tests.cpp
index 4b0214a15a..6474711cad 100644
--- a/src/test/txindex_tests.cpp
+++ b/src/test/txindex_tests.cpp
@@ -34,7 +34,7 @@ BOOST_FIXTURE_TEST_CASE(txindex_initial_sync, TestChain100Setup)
     int64_t time_start = GetTimeMillis();
     while (!txindex.BlockUntilSyncedToCurrentChain()) {
         BOOST_REQUIRE(time_start + timeout_ms > GetTimeMillis());
-        MilliSleep(100);
+        UninterruptibleSleep(std::chrono::milliseconds{100});
     }
 
     // Check that txindex excludes genesis block transactions.
diff --git a/src/test/util_tests.cpp b/src/test/util_tests.cpp
index 536ff3ba25..eb0d31fbdc 100644
--- a/src/test/util_tests.cpp
+++ b/src/test/util_tests.cpp
@@ -1333,7 +1333,7 @@ BOOST_AUTO_TEST_CASE(util_time_GetTime)
     SetMockTime(111);
     // Check that mock time does not change after a sleep
     for (const auto& num_sleep : {0, 1}) {
-        MilliSleep(num_sleep);
+        UninterruptibleSleep(std::chrono::milliseconds{num_sleep});
         BOOST_CHECK_EQUAL(111, GetTime()); // Deprecated time getter
         BOOST_CHECK_EQUAL(111, GetTime<std::chrono::seconds>().count());
         BOOST_CHECK_EQUAL(111000, GetTime<std::chrono::milliseconds>().count());
@@ -1344,7 +1344,7 @@ BOOST_AUTO_TEST_CASE(util_time_GetTime)
     // Check that system time changes after a sleep
     const auto ms_0 = GetTime<std::chrono::milliseconds>();
     const auto us_0 = GetTime<std::chrono::microseconds>();
-    MilliSleep(1);
+    UninterruptibleSleep(std::chrono::milliseconds{1});
     BOOST_CHECK(ms_0 < GetTime<std::chrono::milliseconds>());
     BOOST_CHECK(us_0 < GetTime<std::chrono::microseconds>());
 }
diff --git a/src/test/validation_block_tests.cpp b/src/test/validation_block_tests.cpp
index dae389a167..f2c862011d 100644
--- a/src/test/validation_block_tests.cpp
+++ b/src/test/validation_block_tests.cpp
@@ -205,7 +205,7 @@ BOOST_AUTO_TEST_CASE(processnewblock_signals_ordering)
         t.join();
     }
     while (GetMainSignals().CallbacksPending() > 0) {
-        MilliSleep(100);
+        UninterruptibleSleep(std::chrono::milliseconds{100});
     }
 
     UnregisterValidationInterface(&sub);