Move tests out of freqtrade module

tests/test_utils.py

@@ -0,0 +1,105 @@
+import re
+from unittest.mock import MagicMock, PropertyMock
+
+import pytest
+
+from freqtrade.state import RunMode
+from freqtrade.tests.conftest import get_args, log_has, patch_exchange
+from freqtrade.utils import (setup_utils_configuration, start_create_userdir,
+                             start_download_data, start_list_exchanges)
+
+
+def test_setup_utils_configuration():
+    args = [
+        '--config', 'config.json.example',
+    ]
+
+    config = setup_utils_configuration(get_args(args), RunMode.OTHER)
+    assert "exchange" in config
+    assert config['exchange']['dry_run'] is True
+    assert config['exchange']['key'] == ''
+    assert config['exchange']['secret'] == ''
+
+
+def test_list_exchanges(capsys):
+
+    args = [
+        "list-exchanges",
+    ]
+
+    start_list_exchanges(get_args(args))
+    captured = capsys.readouterr()
+    assert re.match(r"Exchanges supported by ccxt and available.*", captured.out)
+    assert re.match(r".*binance,.*", captured.out)
+    assert re.match(r".*bittrex,.*", captured.out)
+
+    # Test with --one-column
+    args = [
+        "list-exchanges",
+        "--one-column",
+    ]
+
+    start_list_exchanges(get_args(args))
+    captured = capsys.readouterr()
+    assert not re.match(r"Exchanges supported by ccxt and available.*", captured.out)
+    assert re.search(r"^binance$", captured.out, re.MULTILINE)
+    assert re.search(r"^bittrex$", captured.out, re.MULTILINE)
+
+
+def test_create_datadir_failed(caplog):
+
+    args = [
+        "create-userdir",
+    ]
+    with pytest.raises(SystemExit):
+        start_create_userdir(get_args(args))
+    assert log_has("`create-userdir` requires --userdir to be set.", caplog)
+
+
+def test_create_datadir(caplog, mocker):
+    cud = mocker.patch("freqtrade.utils.create_userdata_dir", MagicMock())
+    args = [
+        "create-userdir",
+        "--userdir",
+        "/temp/freqtrade/test"
+    ]
+    start_create_userdir(get_args(args))
+
+    assert cud.call_count == 1
+    assert len(caplog.record_tuples) == 0
+
+
+def test_download_data_keyboardInterrupt(mocker, caplog, markets):
+    dl_mock = mocker.patch('freqtrade.utils.refresh_backtest_ohlcv_data',
+                           MagicMock(side_effect=KeyboardInterrupt))
+    patch_exchange(mocker)
+    mocker.patch(
+        'freqtrade.exchange.Exchange.markets', PropertyMock(return_value=markets)
+    )
+    args = [
+        "download-data",
+        "--exchange", "binance",
+        "--pairs", "ETH/BTC", "XRP/BTC",
+    ]
+    with pytest.raises(SystemExit):
+        start_download_data(get_args(args))
+
+    assert dl_mock.call_count == 1
+
+
+def test_download_data_no_markets(mocker, caplog):
+    dl_mock = mocker.patch('freqtrade.utils.refresh_backtest_ohlcv_data',
+                           MagicMock(return_value=["ETH/BTC", "XRP/BTC"]))
+    patch_exchange(mocker)
+    mocker.patch(
+        'freqtrade.exchange.Exchange.markets', PropertyMock(return_value={})
+    )
+    args = [
+        "download-data",
+        "--exchange", "binance",
+        "--pairs", "ETH/BTC", "XRP/BTC",
+        "--days", "20"
+    ]
+    start_download_data(get_args(args))
+    assert dl_mock.call_args[1]['timerange'].starttype == "date"
+    assert log_has("Pairs [ETH/BTC,XRP/BTC] not available on exchange binance.", caplog)