Add tests for new download module

spacy/tests/test_download.py

@@ -0,0 +1,36 @@
+# coding: utf-8
+from __future__ import unicode_literals
+
+from ..download import download, get_compatibility, get_version, check_error_depr
+import pytest
+
+
+def test_download_fetch_compatibility():
+    compatibility = get_compatibility()
+    assert type(compatibility) == dict
+
+
+@pytest.mark.slow
+@pytest.mark.parametrize('model', ['en_core_web_md-1.2.0'])
+def test_download_direct_download(model):
+    download(model, direct=True)
+
+
+@pytest.mark.parametrize('model', ['en_core_web_md'])
+def test_download_get_matching_version_succeeds(model):
+    comp = { model: ['1.7.0', '0.100.0'] }
+    assert get_version(model, comp)
+
+
+@pytest.mark.parametrize('model', ['en_core_web_md'])
+def test_download_get_matching_version_fails(model):
+    diff_model = 'test_' + model
+    comp = { diff_model: ['1.7.0', '0.100.0'] }
+    with pytest.raises(SystemExit):
+        assert get_version(model, comp)
+
+
+@pytest.mark.parametrize('model', [False, None, '', 'all'])
+def test_download_no_model_depr_error(model):
+    with pytest.raises(SystemExit):
+        check_error_depr(model)