add tabbar for model's subresources

feeluown/widgets/meta.py

@@ -6,7 +6,54 @@
 
 from PyQt5.QtCore import Qt, pyqtSignal
 from PyQt5.QtWidgets import QLabel, QWidget, QHBoxLayout, QVBoxLayout, \
-    QSpacerItem, QScrollArea, QFrame
+    QSpacerItem, QScrollArea, QFrame, QTabBar
+
+
+class TabBar(QTabBar):
+    song = '歌曲'
+    artist = '歌手'
+    album = '专辑'
+    contributed_works = '参与作品'
+
+    show_songs_needed = pyqtSignal()
+    show_artists_needed = pyqtSignal()
+    show_albums_needed = pyqtSignal()
+    show_contributed_works_needed = pyqtSignal()
+
+    def __init__(self, parent=None):
+        super().__init__(parent=parent)
+
+        self.tabBarClicked.connect(self.on_index_changed)
+
+    def use(self, *tabs):
+        i = self.count() - 1
+        while i >= 0:
+            self.removeTab(i)
+            i = i - 1
+        for tab in tabs:
+            self.addTab(tab)
+
+    def artist_mode(self):
+        self.use(TabBar.song,
+                 TabBar.album,
+                 TabBar.contributed_works)
+
+    def library_mode(self):
+        self.use(TabBar.song,
+                 TabBar.artist,
+                 TabBar.album,
+                 TabBar.contributed_works)
+
+    def on_index_changed(self, index):
+        text = self.tabText(index)
+        if text == self.song:
+            self.show_songs_needed.emit()
+        elif text == self.artist:
+            self.show_artists_needed.emit()
+        elif text == self.album:
+            self.show_albums_needed.emit()
+        else:
+            self.show_contributed_works_needed.emit()
 
 
 class DescriptionContainer(QScrollArea):

tests/feeluown/widgets/test_meta.py

@@ -0,0 +1,19 @@
+import pytest
+
+from tests.helpers import cannot_run_qt_test
+from feeluown.widgets.meta import TabBar
+
+
+# TODO: use xvfb in travis env
+# example: https://github.com/pytest-dev/pytest-qt/blob/master/.travis.yml
+@pytest.mark.skipif(cannot_run_qt_test, reason='this is a qt testcase')
+def test_tabbar(qtbot):
+    tabbar = TabBar()
+    qtbot.addWidget(tabbar)
+    tabbar.artist_mode()
+    with qtbot.waitSignal(tabbar.show_albums_needed):
+        tabbar.tabBarClicked.emit(1)
+
+    tabbar.library_mode()
+    with qtbot.waitSignal(tabbar.show_artists_needed):
+        tabbar.tabBarClicked.emit(1)

tests/feeluown/widgets/test_table.py

@@ -4,17 +4,17 @@
 
 from tests.helpers import is_travis_env
 from feeluown.widgets.meta import TableMetaWidget
+from feeluown.widgets.table_toolbar import SongsTableToolbar
 
 
 # TODO: use xvfb in travis env
 # example: https://github.com/pytest-dev/pytest-qt/blob/master/.travis.yml
 @pytest.mark.skipif(is_travis_env, reason="travis env has no display")
 def test_table_meta(qtbot):
-    widget = TableMetaWidget()
+    widget = TableMetaWidget(SongsTableToolbar())
+    qtbot.addWidget(widget)
     widget.title = '我喜欢的音乐'
     widget.subtitle = '嘿嘿'
     widget.creator = 'cosven'
     widget.updated_at = time.time()
     widget.desc = "<pre><code>print('hello world')</code><pre>"
-
-    qtbot.addWidget(widget)

tests/helpers.py

@@ -2,3 +2,6 @@
 
 
 is_travis_env = os.environ.get('TEST_ENV') == 'travis'
+
+cannot_play_audio = is_travis_env
+cannot_run_qt_test = is_travis_env

tests/test_player.py

@@ -3,11 +3,11 @@
 from unittest import TestCase, skipIf, mock
 
 from fuocore.player import MpvPlayer, Playlist, PlaybackMode, State
-from .helpers import is_travis_env
+from .helpers import cannot_play_audio
 
 
 MP3_URL = os.path.join(os.path.dirname(__file__),
-                       '../data/sample.mp3')
+                       '../data/test.m4a')
 MPV_SLEEP_SECOND = 0.1  # 留给 MPV 反应的时间
 
 
@@ -38,25 +38,25 @@ def tearDown(self):
         self.player.stop()
         self.player.shutdown()
 
-    @skipIf(is_travis_env, '')
+    @skipIf(cannot_play_audio, '')
     def test_play(self):
         self.player.play(MP3_URL)
         self.player.stop()
 
-    @skipIf(os.environ.get('TEST_ENV') == 'travis', '')
+    @skipIf(cannot_play_audio, '')
     def test_duration(self):
         # This may failed?
         self.player.play(MP3_URL)
         time.sleep(MPV_SLEEP_SECOND)
         self.assertIsNotNone(self.player.duration)
 
-    @skipIf(os.environ.get('TEST_ENV') == 'travis', '')
+    @skipIf(cannot_play_audio, '')
     def test_seek(self):
         self.player.play(MP3_URL)
         time.sleep(MPV_SLEEP_SECOND)
         self.player.position = 100
 
-    @skipIf(os.environ.get('TEST_ENV') == 'travis', '')
+    @skipIf(cannot_play_audio, '')
     def test_replay(self):
         song = FakeValidSongModel()
         self.player.play_song(song)
@@ -66,7 +66,7 @@ def test_replay(self):
         time.sleep(MPV_SLEEP_SECOND)
         self.assertTrue(self.player.position < 10)
 
-    @skipIf(os.environ.get('TEST_ENV') == 'travis', '')
+    @skipIf(cannot_play_audio, '')
     def test_play_pause_toggle_resume_stop(self):
         self.player.play(MP3_URL)
         time.sleep(MPV_SLEEP_SECOND)
@@ -79,7 +79,7 @@ def test_play_pause_toggle_resume_stop(self):
         self.player.stop()
         self.assertEqual(self.player.state, State.stopped)
 
-    @skipIf(os.environ.get('TEST_ENV') == 'travis', '')
+    @skipIf(cannot_play_audio, '')
     def test_set_volume(self):
         self.player.volume = 30
         self.assertEqual(self.player.volume, 30)
@@ -191,7 +191,7 @@ def test_change_song(self, _):
         self.player.play_previous()
         self.assertTrue(playlist.current_song, s1)
 
-    @skipIf(os.environ.get('TEST_ENV') == 'travis', '')
+    @skipIf(cannot_play_audio, '')
     @mock.patch.object(MpvPlayer, 'play')
     def test_remove_current_song_2(self, mock_play):
         """当播放列表只有一首歌时，移除它"""