Test programs for the vpApp framwork:
=====================================

ArrowTest.py                - tests the Arrow class
BoxTest.py                  - tests the Box class
BoxTest2.py                 - tests the Box class together with various 
                              primitive classes
BoxTest3.py                 - tests the dragging of a box with a
                              constrained line attached
ConstraintTest.py           - tests the use of constraints via the active
                              attributes (datums)
ControlTest.py              - tests the control classes
DialogTest.py               - tests the dialog classes
DragBoxTest.py              - test the dragging of a box with a line attached
EditModeTest.py             - test interactive editing of some objects
FileViewer.py               - tests the Text and FileSelectionDialog classes
FontTest.py                 - tests the Font module and the TextPrimitive
                              class
FrameTest.py                - tests the Frame, ToggleButton, and RadioGroup
                              classes.
FrameTest2.py               - another test of the Frame class
GraphicLinkTest.py          - tests the GraphicLink classes
HelloWorld.py               - the smallest vpApp program
HierarchyBrowserTest.py     - tests the HierarchyBrowser class
HierarchyEditorTest.py      - tests the HierarchyEditor class
MenuTest.py                 - tests the menu classes
NestableCompositeTest.py    - tests the NestableComposite classes
ObjectIO_test.py            - tests the File and Storable classes
PanedVPTest.py              - tests the PanedViewPort class
PrimitiveTest.py            - tests various Primitive classes and the use
                              of constraints
RadioGroupTest.py           - tests the RadioGroup and ToggleButton classes
SketcherTest.py             - a simple drawing program
SubscribeTest.py            - tests the use of event subscription
TextListTest.py             - tests the TextList class
TreeMV_Test.py              - tests the Tree Model-View classes
WindowTest.py               - tests the Window class 
