def setUp(self):
self.contentFactory = lambda: []
self.tabs = [
widgets.Tab(u'id1', u'Title 1', self.contentFactory),
widgets.Tab(u'id2', u'Title 2', self.contentFactory),
widgets.Tab(u'id3', u'Title 3', self.contentFactory)
]
self.tabView = widgets.TabView(self.tabs)
def test_repr(self):
"""
L{methanal.widgets.TabGroup} has an accurate string representation.
"""
tabs = [
widgets.Tab(u'id1', u'Title 1', None),
widgets.Tab(u'id2', u'Title 2', None)
]
tabGroup = widgets.TabGroup(u'id', u'Title', tabs=tabs)
self.assertEquals(repr(tabGroup),
"<TabGroup id=u'id' title=u'Title' tabs=%r>" % tabs)
def test_athenaSerializable(self):
"""
Tab groups implement L{nevow.inevow.IAthenaTransportable}.
"""
tabs = [
widgets.Tab(u'id1', u'Title 1', None),
widgets.Tab(u'id2', u'Title 2', None)
]
tabGroup = widgets.TabGroup(u'id', u'Title', tabs=tabs)
self.assertEquals(
inevow.IAthenaTransportable(tabGroup).getInitialArguments(),
[u'id', u'Title', [u'id1', u'id2']])
def test_invalidRemove(self):
"""
Trying to remove an unmanaged tab results in C{ValueError} being
raised.
"""
# Try a new tab.
self.assertRaises(
ValueError, self.tabView.removeTabs,
[widgets.Tab(u'id99', u'Title 1', self.contentFactory)])
# Try dupe an ID.
self.assertRaises(
ValueError, self.tabView.removeTabs,
[widgets.Tab(u'id1', u'Title 1', self.contentFactory)])
def test_mergeGroups(self):
"""
L{methanal.widgets.TabGroup.mergeGroups} will merge two
L{methanal.widgets.TabGroup}s together, preferring the metadata of the
second specified group.
"""
tabs = [
widgets.Tab(u'id1', u'Title 1', None),
widgets.Tab(u'id2', u'Title 2', None)
]
tabGroup1 = widgets.TabGroup(u'id', u'Title', tabs=tabs)
tabs = [widgets.Tab(u'id3', u'Title 3', None)]
tabGroup2 = widgets.TabGroup(u'id', u'Hello', tabs=tabs)
newGroup = widgets.TabGroup.mergeGroups(tabGroup1, tabGroup2)
self.assertEquals(newGroup.id, u'id')
self.assertEquals(newGroup.title, u'Hello')
self.assertEquals(newGroup.tabs, tabGroup1.tabs + tabGroup2.tabs)
def test_createGroup(self):
"""
Creating a L{methanal.widgets.TabView} widget initialises
L{methanal.widgets.TabView._tabsByID}, L{methanal.widgets.TabView.tabs}
and L{methanal.widgets.TabView._tabGroups} with the values originally
specified, tab groups are merged in and managed.
"""
tabGroup = widgets.TabGroup(
u'group1',
u'Group',
tabs=[widgets.Tab(u'id4', u'Title 4', self.contentFactory)])
tabs = self.tabs + [
tabGroup,
widgets.Tab(u'id5', u'Title 5', self.contentFactory)
]
tabView = widgets.TabView(tabs)
self.assertEquals(tabView.getTabIDs(),
[u'id1', u'id2', u'id3', u'id4', u'id5'])
self.assertEquals(tabView._tabGroups, {u'group1': tabGroup})
def test_updateTabs(self):
"""
Updating tabs on the server side manages them and invokes methods
on the client side to insert them.
"""
self.result = None
def callRemote(methodName, *a):
self.result = methodName == '_updateTabsFromServer'
tab = widgets.Tab(u'id4', u'Title 4', self.contentFactory)
self.patch(self.tabView, 'callRemote', callRemote)
self.tabView.updateTabs([tab])
self.assertTrue(self.result)
self.assertNotIdentical(self.tabView.getTab(u'id4'), None)
self.assertIdentical(self.tabView.tabs[-1], tab)
replacementTab = widgets.Tab(u'id1', u'New title', self.contentFactory)
oldTab = self.tabView.getTab(u'id1')
self.tabView.updateTabs([replacementTab])
self.assertIdentical(self.tabView.getTab(u'id1'), replacementTab)
self.assertNotIn(oldTab, self.tabView.tabs)
def test_updateGroup(self):
"""
Updating a group on the server site manages it, and all the tabs it
contains, and invokes methods on the client side to insert them.
"""
self.result = None
def callRemote(methodName, *a):
self.result = methodName == '_updateTabsFromServer'
tab = widgets.Tab(u'id4', u'Title 4', self.contentFactory)
group = widgets.TabGroup(u'group1', u'Group', tabs=[tab])
self.patch(self.tabView, 'callRemote', callRemote)
self.tabView.updateGroup(group)
self.assertTrue(self.result)
self.assertNotIdentical(self.tabView.getTab(u'id4'), None)
self.assertNotIdentical(self.tabView.getGroup(u'group1'), None)
self.assertIdentical(self.tabView.tabs[-1], tab)
# Update a group, and add a new tab.
newTab = widgets.Tab(u'id5', u'Title 5', self.contentFactory)
replacementGroup = widgets.TabGroup(u'group1',
u'New Group',
tabs=[newTab])
self.tabView.updateGroup(replacementGroup)
self.assertIdentical(self.tabView.getGroup(u'group1'),
replacementGroup)
self.assertNotIdentical(self.tabView.getTab(u'id5'), None)
self.assertRaises(errors.InvalidIdentifier, self.tabView.getTab,
u'id4')
self.assertNotIn(tab, self.tabView.tabs)
# Remove a tab from a group.
self.tabView.removeTabs([newTab])
self.assertRaises(errors.InvalidIdentifier, self.tabView.getTab,
u'id5')
self.assertNotIn(newTab, self.tabView.getGroup(u'group1').tabs)