Merge remote-tracking branch 'origin/pr/3352'

qutebrowser/completion/models/completionmodel.py

@@ -60,8 +60,6 @@ class CompletionModel(QAbstractItemModel):
     def add_category(self, cat):
         """Add a completion category to the model."""
         self._categories.append(cat)
-        cat.layoutAboutToBeChanged.connect(self.layoutAboutToBeChanged)
-        cat.layoutChanged.connect(self.layoutChanged)
 
     def data(self, index, role=Qt.DisplayRole):
         """Return the item data for index.
@@ -179,8 +177,12 @@ class CompletionModel(QAbstractItemModel):
             pattern: The filter pattern to set.
         """
         log.completion.debug("Setting completion pattern '{}'".format(pattern))
+        # layoutChanged is broken in pyqt-5.7.1, so we must use metaObject
+        # https://www.riverbankcomputing.com/pipermail/pyqt/2017-January/038483.html
+        self.metaObject().invokeMethod(self, "layoutAboutToBeChanged")
         for cat in self._categories:
             cat.set_pattern(pattern)
+        self.metaObject().invokeMethod(self, "layoutChanged")
 
     def first_item(self):
         """Return the index of the first child (non-category) in the model."""

qutebrowser/completion/models/urlmodel.py

@@ -56,12 +56,15 @@ def url(*, info):
     """
     model = completionmodel.CompletionModel(column_widths=(40, 50, 10))
 
-    quickmarks = ((url, name) for (name, url)
-                  in objreg.get('quickmark-manager').marks.items())
+    quickmarks = [(url, name) for (name, url)
+                  in objreg.get('quickmark-manager').marks.items()]
     bookmarks = objreg.get('bookmark-manager').marks.items()
 
+    if quickmarks:
         model.add_category(listcategory.ListCategory(
-        'Quickmarks', quickmarks, delete_func=_delete_quickmark, sort=False))
+            'Quickmarks', quickmarks, delete_func=_delete_quickmark,
+            sort=False))
+    if bookmarks:
         model.add_category(listcategory.ListCategory(
             'Bookmarks', bookmarks, delete_func=_delete_bookmark, sort=False))
 

tests/unit/completion/test_completionmodel.py

@@ -68,16 +68,16 @@ def test_count(counts):
     assert model.count() == sum(counts)
 
 
-@hypothesis.given(strategies.text())
-def test_set_pattern(pat):
+@hypothesis.given(pat=strategies.text())
+def test_set_pattern(pat, qtbot):
     """Validate the filtering and sorting results of set_pattern."""
     model = completionmodel.CompletionModel()
-    cats = [mock.Mock(spec=['set_pattern', 'layoutChanged',
-                            'layoutAboutToBeChanged'])
-            for _ in range(3)]
+    cats = [mock.Mock(spec=['set_pattern']) for _ in range(3)]
     for c in cats:
         c.set_pattern = mock.Mock(spec=[])
         model.add_category(c)
+    with qtbot.waitSignals([model.layoutAboutToBeChanged, model.layoutChanged],
+                           order='strict'):
         model.set_pattern(pat)
     for c in cats:
         c.set_pattern.assert_called_with(pat)

tests/unit/completion/test_models.py

@@ -363,6 +363,50 @@ def test_url_completion(qtmodeltester, web_history_populated,
     })
 
 
+def test_url_completion_no_quickmarks(qtmodeltester, web_history_populated,
+                                      quickmark_manager_stub, bookmarks, info):
+    """Test that the quickmark category is gone with no quickmarks."""
+    model = urlmodel.url(info=info)
+    model.set_pattern('')
+    qtmodeltester.data_display_may_return_none = True
+    qtmodeltester.check(model)
+
+    _check_completions(model, {
+        "Bookmarks": [
+            ('https://github.com', 'GitHub', None),
+            ('https://python.org', 'Welcome to Python.org', None),
+            ('http://qutebrowser.org', 'qutebrowser | qutebrowser', None),
+        ],
+        "History": [
+            ('https://github.com', 'https://github.com', '2016-05-01'),
+            ('https://python.org', 'Welcome to Python.org', '2016-03-08'),
+            ('http://qutebrowser.org', 'qutebrowser', '2015-09-05'),
+        ],
+    })
+
+
+def test_url_completion_no_bookmarks(qtmodeltester, web_history_populated,
+                                     quickmarks, bookmark_manager_stub, info):
+    """Test that the bookmarks category is gone with no bookmarks."""
+    model = urlmodel.url(info=info)
+    model.set_pattern('')
+    qtmodeltester.data_display_may_return_none = True
+    qtmodeltester.check(model)
+
+    _check_completions(model, {
+        "Quickmarks": [
+            ('https://wiki.archlinux.org', 'aw', None),
+            ('https://wikipedia.org', 'wiki', None),
+            ('https://duckduckgo.com', 'ddg', None),
+        ],
+        "History": [
+            ('https://github.com', 'https://github.com', '2016-05-01'),
+            ('https://python.org', 'Welcome to Python.org', '2016-03-08'),
+            ('http://qutebrowser.org', 'qutebrowser', '2015-09-05'),
+        ],
+    })
+
+
 @pytest.mark.parametrize('url, title, pattern, rowcount', [
     ('example.com', 'Site Title', '', 1),
     ('example.com', 'Site Title', 'ex', 1),
@@ -389,7 +433,7 @@ def test_url_completion_pattern(web_history, quickmark_manager_stub,
     model = urlmodel.url(info=info)
     model.set_pattern(pattern)
     # 2, 0 is History
-    assert model.rowCount(model.index(2, 0)) == rowcount
+    assert model.rowCount(model.index(0, 0)) == rowcount
 
 
 def test_url_completion_delete_bookmark(qtmodeltester, bookmarks,