diff --git a/src/test/dbwrapper_tests.cpp b/src/test/dbwrapper_tests.cpp
index a6080ad3dd..b5f3bb2fa4 100644
--- a/src/test/dbwrapper_tests.cpp
+++ b/src/test/dbwrapper_tests.cpp
@@ -26,7 +26,7 @@ BOOST_AUTO_TEST_CASE(dbwrapper)
 {
     // Perform tests both obfuscated and non-obfuscated.
     for (const bool obfuscate : {false, true}) {
-        fs::path ph = GetDataDir() / (obfuscate ? "dbwrapper_obfuscate_true" : "dbwrapper_obfuscate_false");
+        fs::path ph = m_args.GetDataDirPath() / (obfuscate ? "dbwrapper_obfuscate_true" : "dbwrapper_obfuscate_false");
         CDBWrapper dbw(ph, (1 << 20), true, false, obfuscate);
         char key = 'k';
         uint256 in = InsecureRand256();
@@ -45,7 +45,7 @@ BOOST_AUTO_TEST_CASE(dbwrapper_basic_data)
 {
     // Perform tests both obfuscated and non-obfuscated.
     for (bool obfuscate : {false, true}) {
-        fs::path ph = GetDataDir() / (obfuscate ? "dbwrapper_1_obfuscate_true" : "dbwrapper_1_obfuscate_false");
+        fs::path ph = m_args.GetDataDirPath() / (obfuscate ? "dbwrapper_1_obfuscate_true" : "dbwrapper_1_obfuscate_false");
         CDBWrapper dbw(ph, (1 << 20), false, true, obfuscate);
 
         uint256 res;
@@ -126,7 +126,7 @@ BOOST_AUTO_TEST_CASE(dbwrapper_batch)
 {
     // Perform tests both obfuscated and non-obfuscated.
     for (const bool obfuscate : {false, true}) {
-        fs::path ph = GetDataDir() / (obfuscate ? "dbwrapper_batch_obfuscate_true" : "dbwrapper_batch_obfuscate_false");
+        fs::path ph = m_args.GetDataDirPath() / (obfuscate ? "dbwrapper_batch_obfuscate_true" : "dbwrapper_batch_obfuscate_false");
         CDBWrapper dbw(ph, (1 << 20), true, false, obfuscate);
 
         char key = 'i';
@@ -162,7 +162,7 @@ BOOST_AUTO_TEST_CASE(dbwrapper_iterator)
 {
     // Perform tests both obfuscated and non-obfuscated.
     for (const bool obfuscate : {false, true}) {
-        fs::path ph = GetDataDir() / (obfuscate ? "dbwrapper_iterator_obfuscate_true" : "dbwrapper_iterator_obfuscate_false");
+        fs::path ph = m_args.GetDataDirPath() / (obfuscate ? "dbwrapper_iterator_obfuscate_true" : "dbwrapper_iterator_obfuscate_false");
         CDBWrapper dbw(ph, (1 << 20), true, false, obfuscate);
 
         // The two keys are intentionally chosen for ordering
@@ -202,7 +202,7 @@ BOOST_AUTO_TEST_CASE(dbwrapper_iterator)
 BOOST_AUTO_TEST_CASE(existing_data_no_obfuscate)
 {
     // We're going to share this fs::path between two wrappers
-    fs::path ph = GetDataDir() / "existing_data_no_obfuscate";
+    fs::path ph = m_args.GetDataDirPath() / "existing_data_no_obfuscate";
     create_directories(ph);
 
     // Set up a non-obfuscated wrapper to write some initial data.
@@ -243,7 +243,7 @@ BOOST_AUTO_TEST_CASE(existing_data_no_obfuscate)
 BOOST_AUTO_TEST_CASE(existing_data_reindex)
 {
     // We're going to share this fs::path between two wrappers
-    fs::path ph = GetDataDir() / "existing_data_reindex";
+    fs::path ph = m_args.GetDataDirPath() / "existing_data_reindex";
     create_directories(ph);
 
     // Set up a non-obfuscated wrapper to write some initial data.
@@ -278,7 +278,7 @@ BOOST_AUTO_TEST_CASE(existing_data_reindex)
 
 BOOST_AUTO_TEST_CASE(iterator_ordering)
 {
-    fs::path ph = GetDataDir() / "iterator_ordering";
+    fs::path ph = m_args.GetDataDirPath() / "iterator_ordering";
     CDBWrapper dbw(ph, (1 << 20), true, false, false);
     for (int x=0x00; x<256; ++x) {
         uint8_t key = x;
@@ -358,7 +358,7 @@ BOOST_AUTO_TEST_CASE(iterator_string_ordering)
 {
     char buf[10];
 
-    fs::path ph = GetDataDir() / "iterator_string_ordering";
+    fs::path ph = m_args.GetDataDirPath() / "iterator_string_ordering";
     CDBWrapper dbw(ph, (1 << 20), true, false, false);
     for (int x=0x00; x<10; ++x) {
         for (int y = 0; y < 10; y++) {
@@ -404,7 +404,7 @@ BOOST_AUTO_TEST_CASE(unicodepath)
     // On Windows this test will fail if the directory is created using
     // the ANSI CreateDirectoryA call and the code page isn't UTF8.
     // It will succeed if created with CreateDirectoryW.
-    fs::path ph = GetDataDir() / "test_runner_₿_🏃_20191128_104644";
+    fs::path ph = m_args.GetDataDirPath() / "test_runner_₿_🏃_20191128_104644";
     CDBWrapper dbw(ph, (1 << 20));
 
     fs::path lockPath = ph / "LOCK";
diff --git a/src/test/denialofservice_tests.cpp b/src/test/denialofservice_tests.cpp
index 599e628685..ddf0e0ca90 100644
--- a/src/test/denialofservice_tests.cpp
+++ b/src/test/denialofservice_tests.cpp
@@ -208,7 +208,7 @@ BOOST_AUTO_TEST_CASE(stale_tip_peer_management)
 BOOST_AUTO_TEST_CASE(peer_discouragement)
 {
     const CChainParams& chainparams = Params();
-    auto banman = std::make_unique<BanMan>(GetDataDir() / "banlist.dat", nullptr, DEFAULT_MISBEHAVING_BANTIME);
+    auto banman = std::make_unique<BanMan>(m_args.GetDataDirPath() / "banlist.dat", nullptr, DEFAULT_MISBEHAVING_BANTIME);
     auto connman = std::make_unique<CConnmanTest>(0x1337, 0x1337, *m_node.addrman);
     auto peerLogic = PeerManager::make(chainparams, *connman, *m_node.addrman, banman.get(),
                                        *m_node.scheduler, *m_node.chainman, *m_node.mempool, false);
@@ -302,7 +302,7 @@ BOOST_AUTO_TEST_CASE(peer_discouragement)
 BOOST_AUTO_TEST_CASE(DoS_bantime)
 {
     const CChainParams& chainparams = Params();
-    auto banman = std::make_unique<BanMan>(GetDataDir() / "banlist.dat", nullptr, DEFAULT_MISBEHAVING_BANTIME);
+    auto banman = std::make_unique<BanMan>(m_args.GetDataDirPath() / "banlist.dat", nullptr, DEFAULT_MISBEHAVING_BANTIME);
     auto connman = std::make_unique<CConnman>(0x1337, 0x1337, *m_node.addrman);
     auto peerLogic = PeerManager::make(chainparams, *connman, *m_node.addrman, banman.get(),
                                        *m_node.scheduler, *m_node.chainman, *m_node.mempool, false);
diff --git a/src/test/flatfile_tests.cpp b/src/test/flatfile_tests.cpp
index 0c5c19113d..9194ed8130 100644
--- a/src/test/flatfile_tests.cpp
+++ b/src/test/flatfile_tests.cpp
@@ -14,7 +14,7 @@ BOOST_FIXTURE_TEST_SUITE(flatfile_tests, BasicTestingSetup)
 
 BOOST_AUTO_TEST_CASE(flatfile_filename)
 {
-    const auto data_dir = GetDataDir();
+    const auto data_dir = m_args.GetDataDirPath();
 
     FlatFilePos pos(456, 789);
 
@@ -27,7 +27,7 @@ BOOST_AUTO_TEST_CASE(flatfile_filename)
 
 BOOST_AUTO_TEST_CASE(flatfile_open)
 {
-    const auto data_dir = GetDataDir();
+    const auto data_dir = m_args.GetDataDirPath();
     FlatFileSeq seq(data_dir, "a", 16 * 1024);
 
     std::string line1("A purely peer-to-peer version of electronic cash would allow online "
@@ -88,7 +88,7 @@ BOOST_AUTO_TEST_CASE(flatfile_open)
 
 BOOST_AUTO_TEST_CASE(flatfile_allocate)
 {
-    const auto data_dir = GetDataDir();
+    const auto data_dir = m_args.GetDataDirPath();
     FlatFileSeq seq(data_dir, "a", 100);
 
     bool out_of_space;
@@ -108,7 +108,7 @@ BOOST_AUTO_TEST_CASE(flatfile_allocate)
 
 BOOST_AUTO_TEST_CASE(flatfile_flush)
 {
-    const auto data_dir = GetDataDir();
+    const auto data_dir = m_args.GetDataDirPath();
     FlatFileSeq seq(data_dir, "a", 100);
 
     bool out_of_space;
diff --git a/src/test/fs_tests.cpp b/src/test/fs_tests.cpp
index e52cd5230c..452bc06bbb 100644
--- a/src/test/fs_tests.cpp
+++ b/src/test/fs_tests.cpp
@@ -13,7 +13,7 @@ BOOST_FIXTURE_TEST_SUITE(fs_tests, BasicTestingSetup)
 
 BOOST_AUTO_TEST_CASE(fsbridge_fstream)
 {
-    fs::path tmpfolder = GetDataDir();
+    fs::path tmpfolder = m_args.GetDataDirPath();
     // tmpfile1 should be the same as tmpfile2
     fs::path tmpfile1 = tmpfolder / "fs_tests_₿_🏃";
     fs::path tmpfile2 = tmpfolder / "fs_tests_₿_🏃";
diff --git a/src/test/settings_tests.cpp b/src/test/settings_tests.cpp
index 548fd020a6..f5ae9f86d1 100644
--- a/src/test/settings_tests.cpp
+++ b/src/test/settings_tests.cpp
@@ -45,7 +45,7 @@ BOOST_FIXTURE_TEST_SUITE(settings_tests, BasicTestingSetup)
 
 BOOST_AUTO_TEST_CASE(ReadWrite)
 {
-    fs::path path = GetDataDir() / "settings.json";
+    fs::path path = m_args.GetDataDirPath() / "settings.json";
 
     WriteText(path, R"({
         "string": "string",
diff --git a/src/test/util_tests.cpp b/src/test/util_tests.cpp
index a11716a7f1..92e17d7117 100644
--- a/src/test/util_tests.cpp
+++ b/src/test/util_tests.cpp
@@ -1801,7 +1801,7 @@ static constexpr char ExitCommand = 'X';
 
 BOOST_AUTO_TEST_CASE(test_LockDirectory)
 {
-    fs::path dirname = GetDataDir() / "lock_dir";
+    fs::path dirname = m_args.GetDataDirPath() / "lock_dir";
     const std::string lockname = ".lock";
 #ifndef WIN32
     // Revert SIGCHLD to default, otherwise boost.test will catch and fail on
@@ -1890,7 +1890,7 @@ BOOST_AUTO_TEST_CASE(test_LockDirectory)
 BOOST_AUTO_TEST_CASE(test_DirIsWritable)
 {
     // Should be able to write to the data dir.
-    fs::path tmpdirname = GetDataDir();
+    fs::path tmpdirname = m_args.GetDataDirPath();
     BOOST_CHECK_EQUAL(DirIsWritable(tmpdirname), true);
 
     // Should not be able to write to a non-existent dir.