diff --git a/tests/data/test_history.py b/tests/data/test_history.py
index fd4f5a449..2c0665b69 100644
--- a/tests/data/test_history.py
+++ b/tests/data/test_history.py
@@ -622,7 +622,7 @@ def test_convert_trades_to_ohlcv(mocker, default_conf, testdatadir, caplog):
     _clean_test_file(file5)
 
 
-def test_jsondatahandler_ohlcv_get_pairs(testdatadir):
+def test_datahandler_ohlcv_get_pairs(testdatadir):
     pairs = JsonDataHandler.ohlcv_get_pairs(testdatadir, '5m')
     # Convert to set to avoid failures due to sorting
     assert set(pairs) == {'UNITTEST/BTC', 'XLM/BTC', 'ETH/BTC', 'TRX/BTC', 'LTC/BTC',
@@ -632,8 +632,11 @@ def test_jsondatahandler_ohlcv_get_pairs(testdatadir):
     pairs = JsonGzDataHandler.ohlcv_get_pairs(testdatadir, '8m')
     assert set(pairs) == {'UNITTEST/BTC'}
 
+    pairs = HDF5DataHandler.ohlcv_get_pairs(testdatadir, '5m')
+    assert set(pairs) == {'UNITTEST/BTC'}
 
-def test_jsondatahandler_ohlcv_get_available_data(testdatadir):
+
+def test_datahandler_ohlcv_get_available_data(testdatadir):
     paircombs = JsonDataHandler.ohlcv_get_available_data(testdatadir)
     # Convert to set to avoid failures due to sorting
     assert set(paircombs) == {('UNITTEST/BTC', '5m'), ('ETH/BTC', '5m'), ('XLM/BTC', '5m'),
@@ -645,6 +648,8 @@ def test_jsondatahandler_ohlcv_get_available_data(testdatadir):
 
     paircombs = JsonGzDataHandler.ohlcv_get_available_data(testdatadir)
     assert set(paircombs) == {('UNITTEST/BTC', '8m')}
+    paircombs = HDF5DataHandler.ohlcv_get_available_data(testdatadir)
+    assert set(paircombs) == {('UNITTEST/BTC', '5m')}
 
 
 def test_jsondatahandler_trades_get_pairs(testdatadir):
@@ -655,12 +660,14 @@ def test_jsondatahandler_trades_get_pairs(testdatadir):
 
 def test_jsondatahandler_ohlcv_purge(mocker, testdatadir):
     mocker.patch.object(Path, "exists", MagicMock(return_value=False))
-    mocker.patch.object(Path, "unlink", MagicMock())
+    unlinkmock = mocker.patch.object(Path, "unlink", MagicMock())
     dh = JsonGzDataHandler(testdatadir)
     assert not dh.ohlcv_purge('UNITTEST/NONEXIST', '5m')
+    assert unlinkmock.call_count == 0
 
     mocker.patch.object(Path, "exists", MagicMock(return_value=True))
     assert dh.ohlcv_purge('UNITTEST/NONEXIST', '5m')
+    assert unlinkmock.call_count == 1
 
 
 def test_jsondatahandler_trades_load(mocker, testdatadir, caplog):
@@ -676,12 +683,14 @@ def test_jsondatahandler_trades_load(mocker, testdatadir, caplog):
 
 def test_jsondatahandler_trades_purge(mocker, testdatadir):
     mocker.patch.object(Path, "exists", MagicMock(return_value=False))
-    mocker.patch.object(Path, "unlink", MagicMock())
+    unlinkmock = mocker.patch.object(Path, "unlink", MagicMock())
     dh = JsonGzDataHandler(testdatadir)
     assert not dh.trades_purge('UNITTEST/NONEXIST')
+    assert unlinkmock.call_count == 0
 
     mocker.patch.object(Path, "exists", MagicMock(return_value=True))
     assert dh.trades_purge('UNITTEST/NONEXIST')
+    assert unlinkmock.call_count == 1
 
 
 @pytest.mark.parametrize('datahandler', AVAILABLE_DATAHANDLERS)