Refactor parsing logic and revise exception handling

1 files changed, 60 insertions, 0 deletions

diff --git a/tests/test_parse.py b/tests/test_parse.py
new file mode 100644
index 0000000..064b85c
--- /dev/null
+++ b/tests/test_parse.py
@@ -0,0 +1,60 @@
+# wikiget - CLI tool for downloading files from Wikimedia sites
+# Copyright (C) 2023 Cody Logan
+# SPDX-License-Identifier: GPL-3.0-or-later
+#
+# Wikiget is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# Wikiget is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with Wikiget. If not, see <https://www.gnu.org/licenses/>.
+
+import pytest
+
+from wikiget.exceptions import ParseError
+from wikiget.parse import get_dest
+from wikiget.wikiget import construct_parser
+
+
+class TestGetDest:
+    parser = construct_parser()
+
+    def test_get_dest_with_filename(self):
+        args = self.parser.parse_args(["File:Example.jpg"])
+        filename, dest, site_name = get_dest(args.FILE, args)
+        assert filename == "Example.jpg"
+        assert dest == "Example.jpg"
+        assert site_name == "commons.wikimedia.org"
+
+    def test_get_dest_with_url(self):
+        args = self.parser.parse_args(
+            [
+                "https://en.wikipedia.org/wiki/File:Example.jpg",
+            ]
+        )
+        filename, dest, site_name = get_dest(args.FILE, args)
+        assert filename == "Example.jpg"
+        assert dest == "Example.jpg"
+        assert site_name == "en.wikipedia.org"
+
+    def test_get_dest_with_bad_filename(self):
+        args = self.parser.parse_args(["Example.jpg"])
+        with pytest.raises(ParseError):
+            filename, dest, site_name = get_dest(args.FILE, args)
+
+    def test_get_dest_with_different_site(self, caplog: pytest.LogCaptureFixture):
+        args = self.parser.parse_args(
+            [
+                "https://commons.wikimedia.org/wiki/File:Example.jpg",
+                "--site",
+                "commons.wikimedia.org",
+            ]
+        )
+        filename, dest, site_name = get_dest(args.FILE, args)
+        assert "target is a URL, ignoring site specified with --site" in caplog.text