Issue #21477: Idle htest: modify run; add more tests.

Patch by Saimadhav Heblikar. 2.7 version will follow.

Lib/idlelib/ClassBrowser.py

@@ -13,7 +13,6 @@ XXX TO DO:
 import os
 import sys
 import pyclbr
-import re
 
 from idlelib import PyShell
 from idlelib.WindowList import ListedToplevel
@@ -223,6 +222,7 @@ def _class_browser(parent): #Wrapper for htest
     name = os.path.splitext(file)[0]
     flist = PyShell.PyShellFileList(parent)
     ClassBrowser(flist, name, [dir], _htest=True)
+    parent.mainloop()
 
 if __name__ == "__main__":
     from idlelib.idle_test.htest import run

Lib/idlelib/ColorDelegator.py

@@ -259,11 +259,9 @@ def _color_delegator(parent):
     root.title("Test ColorDelegator")
     width, height, x, y = list(map(int, re.split('[x+]', parent.geometry())))
     root.geometry("+%d+%d"%(x, y + 150))
-    with open(__file__, 'r') as f:
+    source = "if somename: x = 'abc' # comment\nprint"
-        source = f.read()
     text = Text(root, background="white")
-    # insert only a sample portion
+    text.insert("insert", source)
-    text.insert("insert", source[:690])
     text.pack(expand=1, fill="both")
     p = Percolator(text)
     d = ColorDelegator()

Lib/idlelib/EditorWindow.py

@@ -1705,18 +1705,15 @@ def fixwordbreaks(root):
 def _editor_window(parent):
     root = parent
     fixwordbreaks(root)
-##    root.withdraw()
     if sys.argv[1:]:
         filename = sys.argv[1]
     else:
         filename = None
     macosxSupport.setupApp(root, None)
     edit = EditorWindow(root=root, filename=filename)
-##    edit.set_close_hook(root.quit)
+    edit.text.bind("<<close-all-windows>>", edit.close_event)
-##    edit.text.bind("<<close-all-windows>>", edit.close_event)
+    parent.mainloop()
 
 if __name__ == '__main__':
     from idlelib.idle_test.htest import run
-    if len(sys.argv) <= 1:
+    run(_help_dialog, _editor_window)
-        run(_help_dialog)
-    run(_editor_window)

Lib/idlelib/PathBrowser.py

@@ -1,6 +1,5 @@
 import os
 import sys
-import re
 import importlib.machinery
 
 from idlelib.TreeWidget import TreeItem
@@ -97,6 +96,7 @@ class DirBrowserTreeItem(TreeItem):
 def _path_browser(parent):
     flist = PyShellFileList(parent)
     PathBrowser(flist, _htest=True)
+    parent.mainloop()
 
 if __name__ == "__main__":
     from unittest import main

Lib/idlelib/Percolator.py

@@ -51,8 +51,9 @@ class Percolator:
             f.setdelegate(filter.delegate)
             filter.setdelegate(None)
 
-def main():
+def _percolator(parent):
-    import tkinter as Tk
+    import tkinter as tk
+    import re
     class Tracer(Delegator):
         def __init__(self, name):
             self.name = name
@@ -63,22 +64,41 @@ def main():
         def delete(self, *args):
             print(self.name, ": delete", args)
             self.delegate.delete(*args)
-    root = Tk.Tk()
+    root = tk.Tk()
-    root.wm_protocol("WM_DELETE_WINDOW", root.quit)
+    root.title("Test Percolator")
-    text = Tk.Text()
+    width, height, x, y = list(map(int, re.split('[x+]', parent.geometry())))
-    text.pack()
+    root.geometry("+%d+%d"%(x, y + 150))
-    text.focus_set()
+    text = tk.Text(root)
     p = Percolator(text)
     t1 = Tracer("t1")
     t2 = Tracer("t2")
+
+    def toggle1():
+        if var1.get() == 0:
+            var1.set(1)
             p.insertfilter(t1)
-    p.insertfilter(t2)
+        elif var1.get() == 1:
-    root.mainloop() # click close widget to continue...
+            var1.set(0)
-    p.removefilter(t2)
-    root.mainloop()
-    p.insertfilter(t2)
             p.removefilter(t1)
+
+    def toggle2():
+        if var2.get() == 0:
+            var2.set(1)
+            p.insertfilter(t2)
+        elif var2.get() == 1:
+            var2.set(0)
+            p.removefilter(t2)
+
+    text.pack()
+    var1 = tk.IntVar()
+    cb1 = tk.Checkbutton(root, text="Tracer1", command=toggle1, variable=var1)
+    cb1.pack()
+    var2 = tk.IntVar()
+    cb2 = tk.Checkbutton(root, text="Tracer2", command=toggle2, variable=var2)
+    cb2.pack()
+
     root.mainloop()
 
 if __name__ == "__main__":
-    main()
+    from idlelib.idle_test.htest import run
+    run(_percolator)

Lib/idlelib/StackViewer.py

@@ -1,9 +1,12 @@
 import os
 import sys
 import linecache
+import re
+import tkinter as tk
 
 from idlelib.TreeWidget import TreeNode, TreeItem, ScrolledCanvas
 from idlelib.ObjectBrowser import ObjectTreeItem, make_objecttreeitem
+from idlelib.PyShell import PyShellFileList
 
 def StackBrowser(root, flist=None, tb=None, top=None):
     if top is None:
@@ -120,3 +123,30 @@ class VariablesTreeItem(ObjectTreeItem):
             item = make_objecttreeitem(key + " =", value, setfunction)
             sublist.append(item)
         return sublist
+
+def _stack_viewer(parent):
+    root = tk.Tk()
+    root.title("Test StackViewer")
+    width, height, x, y = list(map(int, re.split('[x+]', parent.geometry())))
+    root.geometry("+%d+%d"%(x, y + 150))
+    flist = PyShellFileList(root)
+    try: # to obtain a traceback object
+        a
+    except:
+        exc_type, exc_value, exc_tb = sys.exc_info()
+
+    # inject stack trace to sys
+    sys.last_type = exc_type
+    sys.last_value = exc_value
+    sys.last_traceback = exc_tb
+
+    StackBrowser(root, flist=flist, top=root, tb=exc_tb)
+
+    # restore sys to original state
+    del sys.last_type
+    del sys.last_value
+    del sys.last_traceback
+
+if __name__ == '__main__':
+    from idlelib.idle_test.htest import run
+    run(_stack_viewer)

Lib/idlelib/ToolTip.py

@@ -87,8 +87,9 @@ def _tooltip(parent):
     button2 = Button(root, text="Button 2")
     button1.pack()
     button2.pack()
-    ToolTip(button1, "This is calltip text for button1.")
+    ToolTip(button1, "This is tooltip text for button1.")
-    ListboxToolTip(button2, ["This is","calltip text","for button2"])
+    ListboxToolTip(button2, ["This is","multiple line",
+                            "tooltip text","for button2"])
     root.mainloop()
 
 if __name__ == '__main__':

Lib/idlelib/idle_test/htest.py

@@ -53,8 +53,9 @@ _class_browser_spec = {
     'file': 'ClassBrowser',
     'kwds': {},
     'msg': "Inspect names of module, class(with superclass if "
-           "applicable), methods and functions.\nToggle nested items."
+           "applicable), methods and functions.\nToggle nested items.\n"
-           "\nN.S: Double click on items does not work",
+           "Double clicking on items prints a traceback print a traceback "
+            "for an exception that is ignored."
      }
 
 _color_delegator_spec = {
@@ -74,11 +75,11 @@ _dyn_option_menu_spec = {
            "Select one of the many options in the 'new option set'."
     }
 
-#_editor_window_spec = {
+_editor_window_spec = {
-#   'file': 'EditorWindow',
+   'file': 'EditorWindow',
-#    'kwds': {},
+    'kwds': {},
-#    'msg': "Test editor functions of interest"
+    'msg': "Test editor functions of interest."
-#    }
+    }
 
 GetCfgSectionNameDialog_spec = {
     'file': 'configSectionNameDialog',
@@ -91,6 +92,7 @@ GetCfgSectionNameDialog_spec = {
            "Close 'Get Name' with a valid entry (printed to Shell), "
            "[Cancel], or [X]",
     }
+
 GetHelpSourceDialog_spec = {
     'file': 'configHelpSourceEdit',
     'kwds': {'title': 'Get helpsource',
@@ -103,10 +105,27 @@ GetHelpSourceDialog_spec = {
            "[Cancel] will print None to shell",
     }
 
+# Update once issue21519 is resolved.
+GetKeysDialog_spec = {
+    'file': 'keybindingDialog',
+    'kwds': {'title': 'Test keybindings',
+             'action': 'find-again',
+             'currentKeySequences': [''] ,
+             '_htest': True,
+             },
+    'msg': "Test for different key modifier sequences.\n"
+           "<nothing> is invalid.\n"
+           "No modifier key is invalid.\n"
+           "Shift key with [a-z],[0-9], function key, move key, tab, space"
+           "is invalid.\nNo validitity checking if advanced key binding "
+           "entry is used."
+    }
+
 _help_dialog_spec = {
     'file': 'EditorWindow',
     'kwds': {},
-    'msg': "If the help text displays, this works"
+    'msg': "If the help text displays, this works.\n"
+           "Text is selectable. Window is scrollable."
     }
 
 _io_binding_spec = {
@@ -115,17 +134,16 @@ _io_binding_spec = {
     'msg': "Test the following bindings\n"
            "<Control-o> to display open window from file dialog.\n"
            "<Control-s> to save the file\n"
-
     }
 
 _multi_call_spec = {
     'file': 'MultiCall',
     'kwds': {},
-    'msg': "The following actions should trigger a print to console.\n"
+    'msg': "The following actions should trigger a print to console or IDLE"
-           "Entering and leaving the text area, key entry, <Control-Key>,\n"
+           " Shell.\nEntering and leaving the text area, key entry, "
-           "<Alt-Key-a>, <Control-Key-a>, <Alt-Control-Key-a>, \n"
+           "<Control-Key>,\n<Alt-Key-a>, <Control-Key-a>, "
-           "<Control-Button-1>, <Alt-Button-1> and focussing out of the window\n"
+           "<Alt-Control-Key-a>, \n<Control-Button-1>, <Alt-Button-1> and "
-           "are sequences to be tested."
+           "focusing out of the window\nare sequences to be tested."
     }
 
 _multistatus_bar_spec = {
@@ -146,18 +164,38 @@ _object_browser_spec = {
 _path_browser_spec = {
     'file': 'PathBrowser',
     'kwds': {},
-    'msg': "Test for correct display of all paths in sys.path."
+    'msg': "Test for correct display of all paths in sys.path.\n"
-           "\nToggle nested items upto the lowest level."
+           "Toggle nested items upto the lowest level.\n"
-           "\nN.S: Double click on items does not work."
+           "Double clicking on an item prints a traceback\n"
+           "for an exception that is ignored."
+    }
+
+_percolator_spec = {
+    'file': 'Percolator',
+    'kwds': {},
+    'msg': "There are two tracers which can be toggled using a checkbox.\n"
+           "Toggling a tracer 'on' by checking it should print tracer"
+           "output to the console or to the IDLE shell.\n"
+           "If both the tracers are 'on', the output from the tracer which "
+           "was switched 'on' later, should be printed first\n"
+           "Test for actions like text entry, and removal."
     }
 
 _scrolled_list_spec = {
     'file': 'ScrolledList',
     'kwds': {},
     'msg': "You should see a scrollable list of items\n"
-           "Selecting an item will print it to console.\n"
+           "Selecting (clicking) or double clicking an item "
-           "Double clicking an item will print it to console\n"
+           "prints the name to the console or Idle shell.\n"
-           "Right click on an item will display a popup."
+           "Right clicking an item will display a popup."
+    }
+
+_stack_viewer_spec = {
+    'file': 'StackViewer',
+    'kwds': {},
+    'msg': "A stacktrace for a NameError exception.\n"
+           "Expand 'idlelib ...' and '<locals>'.\n"
+           "Check that exc_value, exc_tb, and exc_type are correct.\n"
     }
 
 _tabbed_pages_spec = {
@@ -189,7 +227,7 @@ _tooltip_spec = {
 _tree_widget_spec = {
     'file': 'TreeWidget',
     'kwds': {},
-    'msg': "You should see two canvas' side-by-side.\n"
+    'msg': "You should see two canvases side-by-side.\n"
            "The left canvas is scrollable.\n"
            "The right canvas is not scrollable.\n"
            "Click on folders upto to the lowest level."
@@ -198,29 +236,27 @@ _tree_widget_spec = {
 _widget_redirector_spec = {
     'file': 'WidgetRedirector',
     'kwds': {},
-    'msg': "Every text insert should be printed to console."
+    'msg': "Every text insert should be printed to the console."
+           "or the IDLE shell."
     }
 
-def run(test=None):
+def run(*tests):
     root = tk.Tk()
-    test_list = [] # List of tuples of the form (spec, kwds, callable widget)
+    test_list = [] # List of tuples of the form (spec, callable widget)
-    if test:
+    if tests:
+        for test in tests:
             test_spec = globals()[test.__name__ + '_spec']
             test_spec['name'] = test.__name__
-        test_kwds = test_spec['kwds']
+            test_list.append((test_spec,  test))
-        test_kwds['parent'] = root
-        test_list.append((test_spec, test_kwds, test))
     else:
         for k, d in globals().items():
             if k.endswith('_spec'):
                 test_name = k[:-5]
                 test_spec = d
                 test_spec['name'] = test_name
-                test_kwds = test_spec['kwds']
-                test_kwds['parent'] = root
                 mod = import_module('idlelib.' + test_spec['file'])
                 test = getattr(mod, test_name)
-                test_list.append((test_spec, test_kwds, test))
+                test_list.append((test_spec, test))
 
     help_string = tk.StringVar('')
     test_name = tk.StringVar('')
@@ -232,10 +268,11 @@ def run(test=None):
         nonlocal help_string, test_name, callable_object, test_kwds
         if len(test_list) == 1:
             next_button.pack_forget()
-        test_spec, test_kwds, test = test_list.pop()
+        test_spec, callable_object = test_list.pop()
+        test_kwds = test_spec['kwds']
+        test_kwds['parent'] = root
         help_string.set(test_spec['msg'])
-        test_name.set('test ' + test_spec['name'])
+        test_name.set('Test ' + test_spec['name'])
-        callable_object = test
 
 
     def run_test():

Lib/idlelib/keybindingDialog.py

@@ -7,12 +7,13 @@ import string
 import sys
 
 class GetKeysDialog(Toplevel):
-    def __init__(self,parent,title,action,currentKeySequences):
+    def __init__(self,parent,title,action,currentKeySequences,_htest=False):
         """
         action - string, the name of the virtual event these keys will be
                  mapped to
         currentKeys - list, a list of all key sequence lists currently mapped
                  to virtual events, for overlap checking
+        _htest - bool, change box location when running htest
         """
         Toplevel.__init__(self, parent)
         self.configure(borderwidth=5)
@@ -38,11 +39,14 @@ class GetKeysDialog(Toplevel):
         self.LoadFinalKeyList()
         self.withdraw() #hide while setting geometry
         self.update_idletasks()
-        self.geometry("+%d+%d" %
+        self.geometry(
-            ((parent.winfo_rootx()+((parent.winfo_width()/2)
+                "+%d+%d" % (
-                -(self.winfo_reqwidth()/2)),
+                    parent.winfo_rootx() +
-              parent.winfo_rooty()+((parent.winfo_height()/2)
+                    (parent.winfo_width()/2 - self.winfo_reqwidth()/2),
-                -(self.winfo_reqheight()/2)) )) ) #centre dialog over parent
+                    parent.winfo_rooty() +
+                    ((parent.winfo_height()/2 - self.winfo_reqheight()/2)
+                    if not _htest else 150)
+                ) )  #centre dialog over parent (or below htest box)
         self.deiconify() #geometry set, unhide
         self.wait_window()
 
@@ -258,11 +262,5 @@ class GetKeysDialog(Toplevel):
         return keysOK
 
 if __name__ == '__main__':
-    #test the dialog
+    from idlelib.idle_test.htest import run
-    root=Tk()
+    run(GetKeysDialog)
-    def run():
-        keySeq=''
-        dlg=GetKeysDialog(root,'Get Keys','find-again',[])
-        print(dlg.result)
-    Button(root,text='Dialog',command=run).pack()
-    root.mainloop()