Issue #21477: Idle htest: modify run; add more tests.
Patch by Saimadhav Heblikar. 2.7  backport of 90829, d7eea8f608c2.
diff --git a/Lib/idlelib/ToolTip.py b/Lib/idlelib/ToolTip.py
index 3fb8694..11136c4 100644
--- a/Lib/idlelib/ToolTip.py
+++ b/Lib/idlelib/ToolTip.py
@@ -87,8 +87,9 @@
     button2 = Button(root, text="Button 2")
     button1.pack()
     button2.pack()
-    ToolTip(button1, "This is calltip text for button1.")
-    ListboxToolTip(button2, ["This is","calltip text","for button2"])
+    ToolTip(button1, "This is tooltip text for button1.")
+    ListboxToolTip(button2, ["This is","multiple line",
+                            "tooltip text","for button2"])
     root.mainloop()
 
 if __name__ == '__main__':