From 694c3153b0046c975a2e762ee1600c4be98e55fe Mon Sep 17 00:00:00 2001 From: Serhiy Storchaka Date: Sun, 1 Jun 2014 12:34:56 +0300 Subject: Issue #21605: Added tests for Tkinter images. --- Lib/tkinter/test/test_tkinter/test_images.py | 341 +++++++++++++++++++++++++++ Misc/NEWS | 2 + 2 files changed, 343 insertions(+) create mode 100644 Lib/tkinter/test/test_tkinter/test_images.py diff --git a/Lib/tkinter/test/test_tkinter/test_images.py b/Lib/tkinter/test/test_tkinter/test_images.py new file mode 100644 index 0000000..e8ec604 --- /dev/null +++ b/Lib/tkinter/test/test_tkinter/test_images.py @@ -0,0 +1,341 @@ +import unittest +import tkinter +from tkinter import ttk +from test import support +from tkinter.test.support import requires_tcl + +support.requires('gui') + + +class MiscTest(unittest.TestCase): + + def setUp(self): + self.root = ttk.setup_master() + + def test_image_types(self): + image_types = self.root.image_types() + self.assertIsInstance(image_types, tuple) + self.assertIn('photo', image_types) + self.assertIn('bitmap', image_types) + + def test_image_names(self): + image_names = self.root.image_names() + self.assertIsInstance(image_names, tuple) + + +class BitmapImageTest(unittest.TestCase): + + @classmethod + def setUpClass(cls): + cls.testfile = support.findfile('python.xbm', subdir='imghdrdata') + + def setUp(self): + self.root = ttk.setup_master() + + def test_create_from_file(self): + image = tkinter.BitmapImage('::img::test', master=self.root, + foreground='yellow', background='blue', + file=self.testfile) + self.assertEqual(str(image), '::img::test') + self.assertEqual(image.type(), 'bitmap') + self.assertEqual(image.width(), 16) + self.assertEqual(image.height(), 16) + self.assertIn('::img::test', self.root.image_names()) + del image + self.assertNotIn('::img::test', self.root.image_names()) + + def test_create_from_data(self): + with open(self.testfile, 'rb') as f: + data = f.read() + image = tkinter.BitmapImage('::img::test', master=self.root, + foreground='yellow', background='blue', + data=data) + self.assertEqual(str(image), '::img::test') + self.assertEqual(image.type(), 'bitmap') + self.assertEqual(image.width(), 16) + self.assertEqual(image.height(), 16) + self.assertIn('::img::test', self.root.image_names()) + del image + self.assertNotIn('::img::test', self.root.image_names()) + + def assertEqualStrList(self, actual, expected): + self.assertIsInstance(actual, str) + self.assertEqual(self.root.splitlist(actual), expected) + + def test_configure_data(self): + image = tkinter.BitmapImage('::img::test', master=self.root) + self.assertEqual(image['data'], '-data {} {} {} {}') + with open(self.testfile, 'rb') as f: + data = f.read() + image.configure(data=data) + self.assertEqualStrList(image['data'], + ('-data', '', '', '', data.decode('ascii'))) + self.assertEqual(image.width(), 16) + self.assertEqual(image.height(), 16) + + self.assertEqual(image['maskdata'], '-maskdata {} {} {} {}') + image.configure(maskdata=data) + self.assertEqualStrList(image['maskdata'], + ('-maskdata', '', '', '', data.decode('ascii'))) + + def test_configure_file(self): + image = tkinter.BitmapImage('::img::test', master=self.root) + self.assertEqual(image['file'], '-file {} {} {} {}') + image.configure(file=self.testfile) + self.assertEqualStrList(image['file'], + ('-file', '', '', '',self.testfile)) + self.assertEqual(image.width(), 16) + self.assertEqual(image.height(), 16) + + self.assertEqual(image['maskfile'], '-maskfile {} {} {} {}') + image.configure(maskfile=self.testfile) + self.assertEqualStrList(image['maskfile'], + ('-maskfile', '', '', '', self.testfile)) + + def test_configure_background(self): + image = tkinter.BitmapImage('::img::test', master=self.root) + self.assertEqual(image['background'], '-background {} {} {} {}') + image.configure(background='blue') + self.assertEqual(image['background'], '-background {} {} {} blue') + + def test_configure_foreground(self): + image = tkinter.BitmapImage('::img::test', master=self.root) + self.assertEqual(image['foreground'], + '-foreground {} {} #000000 #000000') + image.configure(foreground='yellow') + self.assertEqual(image['foreground'], + '-foreground {} {} #000000 yellow') + + +class PhotoImageTest(unittest.TestCase): + + @classmethod + def setUpClass(cls): + cls.testfile = support.findfile('python.gif', subdir='imghdrdata') + + def setUp(self): + self.root = ttk.setup_master() + self.wantobjects = self.root.wantobjects() + + def create(self): + return tkinter.PhotoImage('::img::test', master=self.root, + file=self.testfile) + + def colorlist(self, *args): + if tkinter.TkVersion >= 8.6 and self.wantobjects: + return args + else: + return tkinter._join(args) + + def check_create_from_file(self, ext): + testfile = support.findfile('python.' + ext, subdir='imghdrdata') + image = tkinter.PhotoImage('::img::test', master=self.root, + file=testfile) + self.assertEqual(str(image), '::img::test') + self.assertEqual(image.type(), 'photo') + self.assertEqual(image.width(), 16) + self.assertEqual(image.height(), 16) + self.assertEqual(image['data'], '') + self.assertEqual(image['file'], testfile) + self.assertIn('::img::test', self.root.image_names()) + del image + self.assertNotIn('::img::test', self.root.image_names()) + + def check_create_from_data(self, ext): + testfile = support.findfile('python.' + ext, subdir='imghdrdata') + with open(testfile, 'rb') as f: + data = f.read() + image = tkinter.PhotoImage('::img::test', master=self.root, + data=data) + self.assertEqual(str(image), '::img::test') + self.assertEqual(image.type(), 'photo') + self.assertEqual(image.width(), 16) + self.assertEqual(image.height(), 16) + self.assertEqual(image['data'], data if self.wantobjects + else data.decode('latin1')) + self.assertEqual(image['file'], '') + self.assertIn('::img::test', self.root.image_names()) + del image + self.assertNotIn('::img::test', self.root.image_names()) + + def test_create_from_ppm_file(self): + self.check_create_from_file('ppm') + + @unittest.skip('issue #21580') + def test_create_from_ppm_data(self): + self.check_create_from_data('ppm') + + def test_create_from_pgm_file(self): + self.check_create_from_file('pgm') + + @unittest.skip('issue #21580') + def test_create_from_pgm_data(self): + self.check_create_from_data('pgm') + + def test_create_from_gif_file(self): + self.check_create_from_file('gif') + + @unittest.skip('issue #21580') + def test_create_from_gif_data(self): + self.check_create_from_data('gif') + + @requires_tcl(8, 6) + def test_create_from_png_file(self): + self.check_create_from_file('png') + + @unittest.skip('issue #21580') + @requires_tcl(8, 6) + def test_create_from_png_data(self): + self.check_create_from_data('png') + + @unittest.skip('issue #21580') + def test_configure_data(self): + image = tkinter.PhotoImage('::img::test', master=self.root) + self.assertEqual(image['data'], '') + with open(self.testfile, 'rb') as f: + data = f.read() + image.configure(data=data) + self.assertEqual(image['data'], data if self.wantobjects + else data.decode('latin1')) + self.assertEqual(image.width(), 16) + self.assertEqual(image.height(), 16) + + def test_configure_format(self): + image = tkinter.PhotoImage('::img::test', master=self.root) + self.assertEqual(image['format'], '') + image.configure(file=self.testfile, format='gif') + self.assertEqual(image['format'], ('gif',) if self.wantobjects + else 'gif') + self.assertEqual(image.width(), 16) + self.assertEqual(image.height(), 16) + + def test_configure_file(self): + image = tkinter.PhotoImage('::img::test', master=self.root) + self.assertEqual(image['file'], '') + image.configure(file=self.testfile) + self.assertEqual(image['file'], self.testfile) + self.assertEqual(image.width(), 16) + self.assertEqual(image.height(), 16) + + def test_configure_gamma(self): + image = tkinter.PhotoImage('::img::test', master=self.root) + self.assertEqual(image['gamma'], '1.0') + image.configure(gamma=2.0) + self.assertEqual(image['gamma'], '2.0') + + def test_configure_width_height(self): + image = tkinter.PhotoImage('::img::test', master=self.root) + self.assertEqual(image['width'], '0') + self.assertEqual(image['height'], '0') + image.configure(width=20) + image.configure(height=10) + self.assertEqual(image['width'], '20') + self.assertEqual(image['height'], '10') + self.assertEqual(image.width(), 20) + self.assertEqual(image.height(), 10) + + def test_configure_palette(self): + image = tkinter.PhotoImage('::img::test', master=self.root) + self.assertEqual(image['palette'], '') + image.configure(palette=256) + self.assertEqual(image['palette'], '256') + image.configure(palette='3/4/2') + self.assertEqual(image['palette'], '3/4/2') + + def test_blank(self): + image = self.create() + image.blank() + self.assertEqual(image.width(), 16) + self.assertEqual(image.height(), 16) + self.assertEqual(image.get(4, 6), self.colorlist(0, 0, 0)) + + def test_copy(self): + image = self.create() + image2 = image.copy() + self.assertEqual(image2.width(), 16) + self.assertEqual(image2.height(), 16) + self.assertEqual(image.get(4, 6), image.get(4, 6)) + + def test_subsample(self): + image = self.create() + image2 = image.subsample(2, 3) + self.assertEqual(image2.width(), 8) + self.assertEqual(image2.height(), 6) + self.assertEqual(image2.get(2, 2), image.get(4, 6)) + + image2 = image.subsample(2) + self.assertEqual(image2.width(), 8) + self.assertEqual(image2.height(), 8) + self.assertEqual(image2.get(2, 3), image.get(4, 6)) + + def test_zoom(self): + image = self.create() + image2 = image.zoom(2, 3) + self.assertEqual(image2.width(), 32) + self.assertEqual(image2.height(), 48) + self.assertEqual(image2.get(8, 18), image.get(4, 6)) + self.assertEqual(image2.get(9, 20), image.get(4, 6)) + + image2 = image.zoom(2) + self.assertEqual(image2.width(), 32) + self.assertEqual(image2.height(), 32) + self.assertEqual(image2.get(8, 12), image.get(4, 6)) + self.assertEqual(image2.get(9, 13), image.get(4, 6)) + + def test_put(self): + image = self.create() + image.put('{red green} {blue yellow}', to=(4, 6)) + self.assertEqual(image.get(4, 6), self.colorlist(255, 0, 0)) + self.assertEqual(image.get(5, 6), + self.colorlist(0, 128 if tkinter.TkVersion >= 8.6 + else 255, 0)) + self.assertEqual(image.get(4, 7), self.colorlist(0, 0, 255)) + self.assertEqual(image.get(5, 7), self.colorlist(255, 255, 0)) + + image.put((('#f00', '#00ff00'), ('#000000fff', '#ffffffff0000'))) + self.assertEqual(image.get(0, 0), self.colorlist(255, 0, 0)) + self.assertEqual(image.get(1, 0), self.colorlist(0, 255, 0)) + self.assertEqual(image.get(0, 1), self.colorlist(0, 0, 255)) + self.assertEqual(image.get(1, 1), self.colorlist(255, 255, 0)) + + def test_get(self): + image = self.create() + self.assertEqual(image.get(4, 6), self.colorlist(62, 116, 162)) + self.assertEqual(image.get(0, 0), self.colorlist(0, 0, 0)) + self.assertEqual(image.get(15, 15), self.colorlist(0, 0, 0)) + self.assertRaises(tkinter.TclError, image.get, -1, 0) + self.assertRaises(tkinter.TclError, image.get, 0, -1) + self.assertRaises(tkinter.TclError, image.get, 16, 15) + self.assertRaises(tkinter.TclError, image.get, 15, 16) + + def test_write(self): + image = self.create() + self.addCleanup(support.unlink, support.TESTFN) + + image.write(support.TESTFN) + image2 = tkinter.PhotoImage('::img::test2', master=self.root, + format='ppm', + file=support.TESTFN) + self.assertEqual(str(image2), '::img::test2') + self.assertEqual(image2.type(), 'photo') + self.assertEqual(image2.width(), 16) + self.assertEqual(image2.height(), 16) + self.assertEqual(image2.get(0, 0), image.get(0, 0)) + self.assertEqual(image2.get(15, 8), image.get(15, 8)) + + image.write(support.TESTFN, format='gif', from_coords=(4, 6, 6, 9)) + image3 = tkinter.PhotoImage('::img::test3', master=self.root, + format='gif', + file=support.TESTFN) + self.assertEqual(str(image3), '::img::test3') + self.assertEqual(image3.type(), 'photo') + self.assertEqual(image3.width(), 2) + self.assertEqual(image3.height(), 3) + self.assertEqual(image3.get(0, 0), image.get(4, 6)) + self.assertEqual(image3.get(1, 2), image.get(5, 8)) + + +tests_gui = (MiscTest, BitmapImageTest, PhotoImageTest,) + +if __name__ == "__main__": + support.run_unittest(*tests_gui) diff --git a/Misc/NEWS b/Misc/NEWS index f06177a..e01cf12 100644 --- a/Misc/NEWS +++ b/Misc/NEWS @@ -56,6 +56,8 @@ Library Tests ----- +- Issue #21605: Added tests for Tkinter images. + - Issue #21493: Added test for ntpath.expanduser(). Original patch by Claudiu Popa. -- cgit v0.12