test_dataview.py

import unittest
from unittests import wtc
import wx
import six
import wx.dataview as dv
import os
import sys

pngFile = os.path.join(os.path.dirname(__file__), 'smile.png')

#---------------------------------------------------------------------------


class dataview_Tests(wtc.WidgetTestCase):

    def test_dataviewItem1(self):
        dvi = dv.DataViewItem()
        self.assertFalse(dvi)

    def test_dataviewItem2(self):
        dvi = dv.DataViewItem(12345)
        self.assertTrue(dvi)

    def test_dataviewItem3(self):
        dvi1 = dv.DataViewItem(111)
        dvi2 = dv.DataViewItem(222)
        self.assertTrue(dvi1 != dvi2)
        self.assertFalse(dvi1 == dvi2)

    def test_dataviewItem4(self):
        dvi1 = dv.DataViewItem(111)
        dvi2 = dv.DataViewItem(111)
        self.assertTrue(dvi1 == dvi2)
        self.assertFalse(dvi1 != dvi2)

    def test_dataviewItem5(self):
        self.assertFalse(dv.NullDataViewItem)


    def test_dataviewItem6(self):
        dvi1 = dv.DataViewItem(111)
        dvi2 = dv.DataViewItem(222)
        self.assertTrue(int(dvi1.GetID()) == 111)
        self.assertTrue(int(dvi2.ID) == 222)

    def test_dataviewItem7(self):
        n = sys.maxsize
        if six.PY3:
            assert type(n) is int
        else:
            assert type(n) is long
        dvi = dv.DataViewItem(n)
        self.assertTrue(dvi)
        self.assertTrue(int(dvi.GetID()) == n)



    #-------------------------------------------------------
    def test_dataviewItemAttr1(self):
        a = dv.DataViewItemAttr()
        self.assertTrue(a.IsDefault())
        self.assertFalse(a.HasColour())
        self.assertFalse(a.HasFont())
        self.assertFalse(a.HasBackgroundColour())


    def test_dataviewItemAttr2(self):
        a = dv.DataViewItemAttr()
        a.Colour = wx.BLACK
        a.BackgroundColour = wx.WHITE
        a.Bold = True
        a.Italic = True
        self.assertFalse(a.IsDefault())
        self.assertTrue(a.HasColour())
        self.assertTrue(a.HasBackgroundColour())
        self.assertTrue(a.GetBold())
        self.assertTrue(a.GetItalic())


    #-------------------------------------------------------
    def test_dataviewIconText1(self):
        dit = dv.DataViewIconText()
        icon = wx.Icon(pngFile)
        dit.SetIcon(icon)
        dit.SetText('Smile!')


    def test_dataviewIconText2(self):
        icon = wx.Icon(pngFile)
        dit = dv.DataViewIconText('Smile!', icon)
        dit.Icon
        dit.Text


    #-------------------------------------------------------
    def test_dataviewModelNotifier1(self):
        with self.assertRaises(TypeError):
            n = dv.DataViewModelNotifier()


    def test_dataviewModelNotifier2(self):
        class MyNotifier(dv.DataViewModelNotifier):
            def Cleared(self): return True

            def ItemAdded(self, parent, item): return True
            def ItemChanged(self, item): return True
            def ItemDeleted(self, parent, item): return True
            def ItemsAdded(self, parent, items): return True
            def ItemsChanged(self, items): return True
            def ItemsDeleted(self, parent, items): return True

            def Resort(self): pass
            def ValueChanged(self, item, col): return True

        n = MyNotifier()


    #-------------------------------------------------------
    def test_dataviewRenderer01(self):
        with self.assertRaises(TypeError):
            r = dv.DataViewRenderer()


    def test_dataviewRenderer02(self):
        # This one can't be subclassed (that's what dv.DataViewCustomRenderer
        # is for) so make sure it raises an exception too.
        with self.assertRaises(TypeError):
            class MyRenderer(dv.DataViewRenderer):
                def GetValue(self):  return "value"
                def SetValue(self, value): return True

            r = MyRenderer()


    def test_dataviewRenderer03(self):
        r = dv.DataViewTextRenderer()

    def test_dataviewRenderer04(self):
        r = dv.DataViewIconTextRenderer()

    def test_dataviewRenderer05(self):
        r = dv.DataViewProgressRenderer()

    def test_dataviewRenderer06(self):
        r = dv.DataViewSpinRenderer(0, 100)

    def test_dataviewRenderer07(self):
        r = dv.DataViewToggleRenderer()

    def test_dataviewRenderer08(self):
        r = dv.DataViewDateRenderer()

    def test_dataviewRenderer09(self):
        r = dv.DataViewBitmapRenderer()


    def test_dataviewRenderer10(self):
        with self.assertRaises(TypeError):
            r = dv.DataViewCustomRenderer()

    def test_dataviewRenderer11(self):
        class MyCustomRenderer(dv.DataViewCustomRenderer):
            def GetValue(self):  return "value"
            def SetValue(self, value): return True
            def GetSize(self): return wx.Size(100, 25)
            def Render(self, cell, dc, state): return True

        r = MyCustomRenderer()

    def test_dataviewRenderer12(self):
        r = dv.DataViewChoiceRenderer("one two three".split())


    #-------------------------------------------------------
    def test_dataviewColumn(self):
        r = dv.DataViewIconTextRenderer()
        # create
        c = dv.DataViewColumn('title', r, 0)
        # test that properties exist
        c.Title
        c.Bitmap
        c.Width
        c.MinWidth
        c.Alignment
        c.Flags
        c.SortOrder

        self.myYield()

    #-------------------------------------------------------
    def test_dataviewModel1(self):
        with self.assertRaises(TypeError):
            m = dv.DataViewModel()


    def test_dataviewModel2(self):
        class MyModel(dv.DataViewModel):
            def GetChildren(self, item, children): return 0
            def GetColumnCount(self): return 0
            def GetColumnType(self, col): return 'string'
            def GetParent(self, item): return dv.NullDataViewItem
            def GetValue(self, item, col): return 'value'
            def IsContainer(self, item) : return False
            def SetValue(self, value, item, col): return True

        m = MyModel()

    #-------------------------------------------------------
    def test_dataviewIndexListModel1(self):
        with self.assertRaises(TypeError):
            m = dv.DataViewIndexListModel()

    def test_dataviewIndexListModel2(self):
        class MyModel(dv.DataViewIndexListModel):
            def GetCount(self): return 0
            def GetRow(self, item): return 0
            def GetValueByRow(self, row, col): return 'value'
            def SetValueByRow(self, value, row, col): return True

        m = MyModel()


    def test_dataviewVirtualListModel1(self):
        with self.assertRaises(TypeError):
            m = dv.DataViewVirtualListModel()

    def test_dataviewVirtualModel2(self):
        class MyModel(dv.DataViewVirtualListModel):
            def GetCount(self): return 0
            def GetRow(self, item): return 0
            def GetValueByRow(self, row, col): return 'value'
            def SetValueByRow(self, value, row, col): return True

        m = MyModel()


    #-------------------------------------------------------
    def test_dataviewCtrl1(self):

        class MyModel(dv.DataViewIndexListModel):
            def GetCount(self):
                return 50

            def GetColumnCount(self):
                return 10

            def GetValueByRow(self, row, col):
                return 'value(%d, %d)' (row, col)

            def SetValueByRow(self, value, row, col):
                return True

            def GetColumnType(self, col):
                return 'string'



        dvc = dv.DataViewCtrl(self.frame, style=dv.DV_ROW_LINES|dv.DV_VERT_RULES|dv.DV_MULTIPLE)
        model = MyModel()
        count1 = model.GetRefCount()
        dvc.AssociateModel(model)
        count2 = model.GetRefCount()

        # The reference count should still be 1 because the model was
        # DecRef'ed when it's ownership transfered to C++ in the
        # AssociateModel call
        self.assertEqual(count2, 1)
        self.assertTrue(count2 == count1)

        # Now try associating it with another view and check counts again
        dvc2 = dv.DataViewCtrl(self.frame, style=dv.DV_ROW_LINES|dv.DV_VERT_RULES|dv.DV_MULTIPLE)
        dvc2.AssociateModel(model)
        self.assertEqual(model.GetRefCount(), 2)

        # Destroying the 2nd view should drop the refcount again
        dvc2.Destroy()
        self.assertEqual(model.GetRefCount(), 1)

        # And since ownership has been transferred, deleting this reference
        # to the model should not cause any problems.
        del model

        dvc.AppendTextColumn("one",   1, width=80, mode=dv.DATAVIEW_CELL_EDITABLE)
        dvc.AppendTextColumn("two",   2, width=80, mode=dv.DATAVIEW_CELL_EDITABLE)
        dvc.AppendTextColumn("three", 3, width=80, mode=dv.DATAVIEW_CELL_EDITABLE)
        dvc.AppendTextColumn("four",  4, width=80, mode=dv.DATAVIEW_CELL_EDITABLE)
        dvc.AppendTextColumn("five",  5, width=80, mode=dv.DATAVIEW_CELL_EDITABLE)

        self.frame.SendSizeEvent()
        dvc.Refresh()
        self.myYield()



    #-------------------------------------------------------
    def test_dataviewListCtrl1(self):
        dlc = dv.DataViewListCtrl()
        dlc.Create(self.frame)
        self.doListCtrlTest(dlc)


    def test_dataviewListCtrl2(self):
        dlc = dv.DataViewListCtrl(self.frame)
        self.doListCtrlTest(dlc)

    def doListCtrlTest(self, dlc):
        assert isinstance(dlc, dv.DataViewListCtrl)
        for label in "one two three four".split():
            dlc.AppendTextColumn(label)
        col = dv.DataViewColumn('five', dv.DataViewBitmapRenderer(), 4)
        dlc.AppendColumn(col)

        bmp = wx.Bitmap(pngFile)
        for n in range(50):
            rowdata = ['%s-%02d' % (s, n) for s in "one two three four".split()]
            rowdata.append(bmp)
            dlc.AppendItem(rowdata)

        self.frame.SendSizeEvent()
        dlc.Refresh()
        self.myYield()


    def test_dataviewHitTest(self):
        dlc = dv.DataViewListCtrl(self.frame)
        self.doListCtrlTest(dlc)
        item, col = dlc.HitTest((10,50))
        self.assertTrue(isinstance(item, dv.DataViewItem))
        self.assertTrue(isinstance(col, dv.DataViewColumn) or col is None)

    #-------------------------------------------------------
    # DataViewTreeCtrl


    def test_dataviewTreeCtrl1(self):
        dtc = dv.DataViewTreeCtrl()
        dtc.Create(self.frame)
        self.doTreeCtrlTest(dtc)


    def test_dataviewTreeCtrl2(self):
        dtc = dv.DataViewTreeCtrl(self.frame)
        self.doTreeCtrlTest(dtc)


    def doTreeCtrlTest(self, dvtc):
        isz = (16,16)
        il = wx.ImageList(*isz)
        fldridx     = il.Add(wx.ArtProvider.GetIcon(wx.ART_FOLDER,      wx.ART_OTHER, isz))
        fldropenidx = il.Add(wx.ArtProvider.GetIcon(wx.ART_FOLDER_OPEN, wx.ART_OTHER, isz))
        fileidx     = il.Add(wx.ArtProvider.GetIcon(wx.ART_NORMAL_FILE, wx.ART_OTHER, isz))
        dvtc.SetImageList(il)

        self.root = dvtc.AppendContainer(dv.NullDataViewItem,
                                         "The Root Item",
                                         fldridx, fldropenidx)
        for x in range(15):
            child = dvtc.AppendContainer(self.root, "Item %d" % x,
                                         fldridx, fldropenidx)
            for y in range(5):
                last = dvtc.AppendContainer(
                    child, "item %d-%s" % (x, chr(ord("a")+y)),
                    fldridx, fldropenidx)
                for z in range(5):
                    item = dvtc.AppendItem(
                        last, "item %d-%s-%d" % (x, chr(ord("a")+y), z),
                        fileidx)
                    dvtc.ExpandAncestors(item)

        self.frame.SendSizeEvent()
        dvtc.Refresh()
        self.myYield()


    #-------------------------------------------------------
    def test_dataviewConst(self):
        dv.DVC_DEFAULT_RENDERER_SIZE
        dv.DVC_DEFAULT_WIDTH
        dv.DVC_TOGGLE_DEFAULT_WIDTH
        dv.DVC_DEFAULT_MINWIDTH
        dv.DVR_DEFAULT_ALIGNMENT

        dv.DATAVIEW_CELL_INERT
        dv.DATAVIEW_CELL_ACTIVATABLE
        dv.DATAVIEW_CELL_EDITABLE
        dv.DATAVIEW_CELL_SELECTED
        dv.DATAVIEW_CELL_PRELIT
        dv.DATAVIEW_CELL_INSENSITIVE
        dv.DATAVIEW_CELL_FOCUSED

        dv.DATAVIEW_COL_RESIZABLE
        dv.DATAVIEW_COL_SORTABLE
        dv.DATAVIEW_COL_REORDERABLE
        dv.DATAVIEW_COL_HIDDEN

        dv.DV_SINGLE
        dv.DV_MULTIPLE
        dv.DV_NO_HEADER
        dv.DV_HORIZ_RULES
        dv.DV_VERT_RULES
        dv.DV_ROW_LINES
        dv.DV_VARIABLE_LINE_HEIGHT


    def test_dataviewEvt1(self):
        evt = dv.DataViewEvent()

        evt.GetItem
        evt.SetItem
        evt.GetColumn
        evt.SetColumn
        evt.GetModel
        evt.SetModel
        evt.GetValue
        evt.SetValue
        evt.IsEditCancelled
        evt.SetEditCanceled
        evt.SetDataViewColumn
        evt.GetDataViewColumn
        evt.GetPosition
        evt.SetPosition
        evt.GetCacheFrom
        evt.GetCacheTo
        evt.SetCache
        evt.SetDataObject
        evt.GetDataObject
        evt.SetDataFormat
        evt.GetDataFormat
        evt.SetDataSize
        evt.GetDataSize
        evt.SetDataBuffer
        evt.GetDataBuffer
        evt.SetDragFlags
        evt.GetDragFlags
        evt.SetDropEffect
        evt.GetDropEffect


    def test_dataviewEvt2(self):
        dv.wxEVT_COMMAND_DATAVIEW_SELECTION_CHANGED;
        dv.wxEVT_COMMAND_DATAVIEW_ITEM_ACTIVATED;
        dv.wxEVT_COMMAND_DATAVIEW_ITEM_COLLAPSED;
        dv.wxEVT_COMMAND_DATAVIEW_ITEM_EXPANDED;
        dv.wxEVT_COMMAND_DATAVIEW_ITEM_COLLAPSING;
        dv.wxEVT_COMMAND_DATAVIEW_ITEM_EXPANDING;
        dv.wxEVT_COMMAND_DATAVIEW_ITEM_START_EDITING;
        dv.wxEVT_COMMAND_DATAVIEW_ITEM_EDITING_STARTED;
        dv.wxEVT_COMMAND_DATAVIEW_ITEM_EDITING_DONE;
        dv.wxEVT_COMMAND_DATAVIEW_ITEM_VALUE_CHANGED;
        dv.wxEVT_COMMAND_DATAVIEW_ITEM_CONTEXT_MENU;
        dv.wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_CLICK;
        dv.wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_RIGHT_CLICK;
        dv.wxEVT_COMMAND_DATAVIEW_COLUMN_SORTED;
        dv.wxEVT_COMMAND_DATAVIEW_COLUMN_REORDERED;
        dv.wxEVT_COMMAND_DATAVIEW_ITEM_BEGIN_DRAG;
        dv.wxEVT_COMMAND_DATAVIEW_ITEM_DROP_POSSIBLE;
        dv.wxEVT_COMMAND_DATAVIEW_ITEM_DROP;
        dv.wxEVT_COMMAND_DATAVIEW_CACHE_HINT;

        dv.EVT_DATAVIEW_SELECTION_CHANGED
        dv.EVT_DATAVIEW_ITEM_ACTIVATED
        dv.EVT_DATAVIEW_ITEM_COLLAPSED
        dv.EVT_DATAVIEW_ITEM_EXPANDED
        dv.EVT_DATAVIEW_ITEM_COLLAPSING
        dv.EVT_DATAVIEW_ITEM_EXPANDING
        dv.EVT_DATAVIEW_ITEM_START_EDITING
        dv.EVT_DATAVIEW_ITEM_EDITING_STARTED
        dv.EVT_DATAVIEW_ITEM_EDITING_DONE
        dv.EVT_DATAVIEW_ITEM_VALUE_CHANGED
        dv.EVT_DATAVIEW_ITEM_CONTEXT_MENU
        dv.EVT_DATAVIEW_COLUMN_HEADER_CLICK
        dv.EVT_DATAVIEW_COLUMN_HEADER_RIGHT_CLICK
        dv.EVT_DATAVIEW_COLUMN_SORTED
        dv.EVT_DATAVIEW_COLUMN_REORDERED
        dv.EVT_DATAVIEW_ITEM_BEGIN_DRAG
        dv.EVT_DATAVIEW_ITEM_DROP_POSSIBLE
        dv.EVT_DATAVIEW_ITEM_DROP
        dv.EVT_DATAVIEW_CACHE_HINT




#---------------------------------------------------------------------------

if __name__ == '__main__':
    unittest.main()