class GViewer(object): # pragma: no cover
""" General viewer main class
Attributes:
main_context: DisplayerContext
config: a Config instance
others: any other args defined in urwid.MainLoop
"""
def __init__(self, main_context, config=None, other_contexts=None, **kwargs):
config = config or Config()
self.context = Context(config, main_context, other_contexts)
self.view = ParentFrame(self.context)
self._default_urwid_options(kwargs)
self.loop = urwid.MainLoop(
self.view, **kwargs)
def _default_urwid_options(self, kwargs):
""" generate default urwid options
handle_mouse with False
unhandled_input with "q", "Q" to exit tui
palette with predefined template in gviewer
"""
if "handle_mouse" not in kwargs:
kwargs["handle_mouse"] = False
if "unhandled_input" not in kwargs:
kwargs["unhandled_input"] = self._default_unhandled_input
if "palette" in kwargs:
kwargs["palette"] = self.context.config.template + kwargs["palette"]
else:
kwargs["palette"] = self.context.config.template
def _default_unhandled_input(self, key):
if key == "q":
self.view.back()
def start(self):
""" Start the gviewer tui
"""
for displayer_context in self.context.other_contexts:
displayer_context.store.setup()
# NOTE: main context should setup latest so that the info of curr/max number on the footer would be correct
self.context.main_context.store.setup()
self.loop.run()
def __init__(self, main_context, config=None, other_contexts=None, **kwargs):
config = config or Config()
self.context = Context(config, main_context, other_contexts)
self.view = ParentFrame(self.context)
self._default_urwid_options(kwargs)
self.loop = urwid.MainLoop(
self.view, **kwargs)
def setUp(self):
self.messages = [
["aaa1", "aaa2", "aaa3"],
["bbb1", "bbb2", "bbb3"],
["ccc1", "ccc2", "ccc3"]
]
store = StaticDataStore(self.messages)
main_context = DisplayerContext(store, self)
messages2 = [
["ddd1", "ddd2", "ddd3"],
["eee1", "eee2", "eee3"],
["fff1", "fff2", "fff3"]
]
store2 = StaticDataStore(messages2)
self.other_context = DisplayerContext(store2, self)
context = Context(
Config(), main_context=main_context,
other_contexts=[self.other_context])
self.widget = ParentFrame(context)
store.setup()
class TestParentFrame(unittest.TestCase):
def setUp(self):
self.messages = [
["aaa1", "aaa2", "aaa3"],
["bbb1", "bbb2", "bbb3"],
["ccc1", "ccc2", "ccc3"]
]
store = StaticDataStore(self.messages)
main_context = DisplayerContext(store, self)
messages2 = [
["ddd1", "ddd2", "ddd3"],
["eee1", "eee2", "eee3"],
["fff1", "fff2", "fff3"]
]
store2 = StaticDataStore(messages2)
self.other_context = DisplayerContext(store2, self)
context = Context(
Config(), main_context=main_context,
other_contexts=[self.other_context])
self.widget = ParentFrame(context)
store.setup()
def summary(self, message):
return ";".join(message)
def get_name(self):
return "GViewer"
def get_views(self):
return [
("view1", self.view),
("view2", self.view)
]
def view(self, message):
return View([Group("foo", [Text(m) for m in message])])
def test_render(self):
self.assertEqual(
render_to_content(self.widget, (30, 10)),
render_widgets_to_content([
urwid.AttrMap(urwid.Text("General Viewer"), "header"),
urwid.AttrMap(urwid.Text(";".join(self.messages[0])), "summary"),
urwid.AttrMap(urwid.Text(";".join(self.messages[1])), "summary"),
urwid.AttrMap(urwid.Text(";".join(self.messages[2])), "summary"),
urwid.Text(""),
urwid.Text(""),
urwid.Text(""),
urwid.Text(""),
Footer(helper=Helper(info_widget=urwid.Text("GViewer[1/3]")))
], (30, 10))
)
def test_initial_with_main(self):
self.assertIs(
self.widget.contents["body"][0],
self.widget.main
)
def test_back(self):
self.widget.open_view(BasicWidget(widget=urwid.Text("")))
self.widget.back()
self.assertIs(
self.widget.contents["body"][0],
self.widget.main
)
def test_back_to_exit(self):
self.widget.back()
self.assertEqual(self.widget.focus_position, "footer")
self.assertIsNotNone(self.widget.footer.notification._edit_widget)
self.assertIsInstance(
self.widget.footer.notification._edit_widget,
ReadonlyConfirmWidget)
with self.assertRaises(urwid.ExitMainLoop):
self.widget.keypress((0, 0), "q")
def test_open_error(self):
try:
raise ValueError("error")
except:
self.widget.open_error()
self.assertIsInstance(
self.widget.contents["body"][0],
ErrorWidget
)
def test_notify(self):
self.widget.notify("test")
self.assertEqual(
render_to_text(self.widget.footer.notification, (5,)),
["test "])
def test_open_edit(self):
self.widget.open_edit(urwid.Edit("/"))
self.assertEqual(self.widget.focus_position, "footer")
self.assertEqual(
render_to_text(self.widget.footer.notification, (5,)), ["/ "])
def test_close_edit(self):
self.widget.open_edit(urwid.Edit("/"))
self.widget.close_edit()
self.assertEqual(
render_to_text(self.widget.footer.notification, (5,)), [" "])
def test_run_before_keypress(self):
self.widget.notify("test")
self.widget.run_before_keypress()
self.assertEqual(
render_to_text(self.widget.footer.notification, (5,)),
[" "])
def test_open_view(self):
open_view = urwid.ListBox(urwid.SimpleFocusListWalker([]))
open_view = BasicWidget(widget=open_view)
self.widget.open_view(open_view)
self.assertIs(self.widget.contents["body"][0], open_view)
self.assertEqual(len(self.widget.histories), 1)
self.assertIs(self.widget.histories[0], self.widget.main)
def test_open_same_view_twice(self):
open_view = urwid.ListBox(urwid.SimpleFocusListWalker([]))
open_view = BasicWidget(widget=open_view)
self.widget.open_view(open_view)
self.assertIs(self.widget.contents["body"][0], open_view)
self.widget.open_view(open_view)
self.assertEqual(len(self.widget.histories), 1)
def test_open_view_by_context(self):
self.assertEqual(len(self.widget.others), 1)
other_widget = self.widget.others[self.other_context]
self.assertIsInstance(other_widget, SummaryListWidget)
self.widget.open_view_by_context(self.other_context)
self.assertIs(
self.widget.contents["body"][0], other_widget)
self.assertEqual(len(self.widget.histories), 1)
self.assertIs(self.widget.histories[0], self.widget.main)
def test_open_view_by_context_failed(self):
self.widget.open_view_by_context(DisplayerContext(None, None))
self.assertIsInstance(
self.widget.contents["body"][0], ErrorWidget)
self.assertEqual(len(self.widget.histories), 1)
self.assertIs(self.widget.histories[0], self.widget.main)
def test_update_info(self):
self.widget.update_info(
self.widget.contents["body"][0], "test")
self.assertEqual(
self.widget.contents["footer"][0].helper.info_widget.text,
"test")
self.widget.update_info(
urwid.Text("test"), "not update")
self.assertEqual(
self.widget.contents["footer"][0].helper.info_widget.text,
"test")