Add test coverage

tests/test_ext/test_ext_modified.py

@@ -1,6 +1,6 @@
 """
-novelWriter – Wheel Event Filter Tester
-=======================================
+novelWriter – Modified Widgets Tester
+=====================================
 
 This file is a part of novelWriter
 Copyright 2018–2024, Veronica Berglyd Olsen

tests/test_ext/test_ext_versioninfo.py

@@ -0,0 +1,155 @@
+"""
+novelWriter – Version Info Widget Tester
+========================================
+
+This file is a part of novelWriter
+Copyright 2018–2024, Veronica Berglyd Olsen
+
+This program 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.
+
+This program 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 this program. If not, see <https://www.gnu.org/licenses/>.
+"""
+from __future__ import annotations
+
+import pytest
+
+from urllib.error import HTTPError
+
+from tools import SimpleDialog
+
+from PyQt5.QtCore import QUrl
+
+from novelwriter import SHARED
+from novelwriter.constants import nwConst
+from novelwriter.extensions.versioninfo import VersionInfoWidget, _Retriever, _RetrieverSignal
+
+
+class MockRetriever:
+    signals = _RetrieverSignal()
+
+
+class MockDesktopServices:
+
+    url = None
+
+    @staticmethod
+    def openUrl(url):
+        MockDesktopServices.url = url
+        return
+
+
+class MockData:
+    pass
+
+
+class MockPayload:
+
+    def __enter__(self):
+        return self
+
+    def __exit__(self, *args):
+        return
+
+    def read(self):
+        data = MockData()
+        data.decode = lambda *a: '{"tag_name": "v1.0"}'
+        return data
+
+
+class MockHTTPError:
+
+    def __enter__(self):
+        raise HTTPError("http://example.com", 403, "Rate limit", None, None)
+
+    def __exit__(self, *args):
+        return
+
+
+class MockException:
+
+    def __enter__(self):
+        raise Exception("Oh noes!")
+
+    def __exit__(self, *args):
+        return
+
+
+@pytest.mark.gui
+def testExtVersionInfo_Main(qtbot, monkeypatch):
+    """Test the VersionInfoWidget class."""
+    version = VersionInfoWidget(None)
+    dialog = SimpleDialog(version)
+    dialog.show()
+
+    with monkeypatch.context() as mp:
+        mp.setattr("novelwriter.extensions.versioninfo.QDesktopServices", MockDesktopServices)
+        version._processLink("#notes")
+        assert MockDesktopServices.url == QUrl(nwConst.URL_RELEASES)
+
+    with monkeypatch.context() as mp:
+        mp.setattr("novelwriter.extensions.versioninfo.QDesktopServices", MockDesktopServices)
+        version._processLink("#website")
+        assert MockDesktopServices.url == QUrl(nwConst.URL_WEB)
+
+    with monkeypatch.context() as mp:
+        mp.setattr("novelwriter.extensions.versioninfo._Retriever", MockRetriever)
+        mp.setattr(SHARED, "runInThreadPool", lambda *a: None)
+        version._processLink("#update")
+        assert version._lblRelease.text() == "Latest Version: Checking ..."
+
+    version._updateReleaseInfo("v2.0", "")
+    assert version._lblRelease.text() == (
+        "Latest Version: 2.0 – Download from <a href='#website'>novelwriter.io</a>"
+    )
+
+    version._updateReleaseInfo("", "Error")
+    assert version._lblRelease.text() == "Latest Version: Error"
+
+    version._updateReleaseInfo("", "")
+    assert version._lblRelease.text() == "Latest Version: Failed"
+
+    dialog.close()
+    # qtbot.stop()
+
+# END Test testExtVersionInfo_Main
+
+
+@pytest.mark.gui
+def testExtVersionInfo_Retriever(qtbot, monkeypatch):
+    """Test the _Retriever class."""
+    task = _Retriever()
+
+    # Valid Data
+    with monkeypatch.context() as mp:
+        mp.setattr("novelwriter.extensions.versioninfo.urlopen", lambda *a, **k: MockPayload())
+        with qtbot.waitSignal(task.signals.dataReady) as signal:
+            task.run()
+            assert signal.args == ["v1.0", ""]
+
+    def httpErr():
+        raise HTTPError("http://example.com", 403, "Rate limit")
+
+    # HTTP Error
+    with monkeypatch.context() as mp:
+        mp.setattr("novelwriter.extensions.versioninfo.urlopen", lambda *a, **k: MockHTTPError())
+        with qtbot.waitSignal(task.signals.dataReady) as signal:
+            task.run()
+            assert signal.args == ["", "Rate limit (HTTP 403)"]
+
+    # Other Error
+    with monkeypatch.context() as mp:
+        mp.setattr("novelwriter.extensions.versioninfo.urlopen", lambda *a, **k: MockException())
+        with qtbot.waitSignal(task.signals.dataReady) as signal:
+            task.run()
+            assert signal.args == ["", "Oh noes!"]
+
+# END Test testExtVersionInfo_Retriever