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# encoding: utf-8
import os
import sys
import unittest
import tkinter as tk
import tkinter.ttk as ttk
import fixpath
import pygubu
import support
class TestButton(unittest.TestCase):
def setUp(self):
support.root_deiconify()
xmldata = """<?xml version="1.0" ?>
<interface>
<object class="ttk.Frame" id="mainwindow">
<property name="height">250</property>
<property name="width">250</property>
<layout>
<property name="column">0</property>
<property name="sticky">nsew</property>
<property name="propagate">True</property>
<property name="row">0</property>
</layout>
<child>
<object class="ttk.Button" id="testbutton">
<property name="class_">CustomButton</property>
<property name="command">on_button_click</property>
<property name="compound">right</property>
<property name="style">CustomButton.TButton</property>
<property name="text">Button Label</property>
<property name="textvariable">button_var</property>
<layout>
<property name="column">0</property>
<property name="propagate">True</property>
<property name="row">0</property>
</layout>
</object>
</child>
</object>
</interface>
"""
self.builder = builder = pygubu.Builder()
builder.add_from_string(xmldata)
self.widget = builder.get_object("testbutton")
self.is_style_setup = False
if self.is_style_setup:
self.is_style_setup = True
s = ttk.Style()
s.configure("CustomButton.TButton", color="Blue")
def tearDown(self):
support.root_withdraw()
def test_class(self):
self.assertIsInstance(self.widget, ttk.Button)
self.widget.destroy()
def test_class_(self):
tclobj = self.widget.cget("class")
class_ = str(tclobj)
self.assertEqual("CustomButton", class_)
self.widget.destroy()
def test_style(self):
tclobj = self.widget.cget("style")
style = str(tclobj)
self.assertEqual("CustomButton.TButton", style)
self.widget.destroy()
def test_command_dict(self):
success = []
def on_button_click():
success.append(1)
cbdic = {"on_button_click": on_button_click}
self.builder.connect_callbacks(cbdic)
self.widget.invoke()
self.assertTrue(success)
self.widget.destroy()
def test_command_self(self):
success = []
class AnObject:
def on_button_click(self):
success.append(1)
cbobj = AnObject()
self.builder.connect_callbacks(cbobj)
self.widget.invoke()
self.assertTrue(success)
self.widget.destroy()
def test_compound(self):
compound = str(self.widget.cget("compound"))
self.assertEqual("right", compound)
self.widget.destroy()
def test_btn_text(self):
txt = self.widget.cget("text")
self.assertEqual("Button Label", txt)
self.widget.destroy()
def test_btn_variable(self):
var = self.builder.get_variable("button_var")
self.assertIsInstance(var, tk.StringVar)
self.assertEqual("Button Label", var.get())
newlabel = "Label Changed"
var.set(newlabel)
self.assertEqual(newlabel, self.widget.cget("text"))
self.widget.destroy()
if __name__ == "__main__":
unittest.main()
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