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			80 lines
		
	
	
		
			2.4 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			80 lines
		
	
	
		
			2.4 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
import os
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import unittest
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from PIL import Image, MspImagePlugin
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from .helper import PillowTestCase, hopper
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TEST_FILE = "Tests/images/hopper.msp"
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EXTRA_DIR = "Tests/images/picins"
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YA_EXTRA_DIR = "Tests/images/msp"
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class TestFileMsp(PillowTestCase):
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    def test_sanity(self):
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        test_file = self.tempfile("temp.msp")
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        hopper("1").save(test_file)
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        with Image.open(test_file) as im:
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            im.load()
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            self.assertEqual(im.mode, "1")
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            self.assertEqual(im.size, (128, 128))
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            self.assertEqual(im.format, "MSP")
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    def test_invalid_file(self):
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        invalid_file = "Tests/images/flower.jpg"
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        self.assertRaises(SyntaxError, MspImagePlugin.MspImageFile, invalid_file)
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    def test_bad_checksum(self):
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        # Arrange
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        # This was created by forcing Pillow to save with checksum=0
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        bad_checksum = "Tests/images/hopper_bad_checksum.msp"
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        # Act / Assert
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        self.assertRaises(SyntaxError, MspImagePlugin.MspImageFile, bad_checksum)
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    def test_open_windows_v1(self):
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        # Arrange
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        # Act
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        with Image.open(TEST_FILE) as im:
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            # Assert
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            self.assert_image_equal(im, hopper("1"))
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            self.assertIsInstance(im, MspImagePlugin.MspImageFile)
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    def _assert_file_image_equal(self, source_path, target_path):
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        with Image.open(source_path) as im:
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            with Image.open(target_path) as target:
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                self.assert_image_equal(im, target)
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    @unittest.skipIf(not os.path.exists(EXTRA_DIR), "Extra image files not installed")
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    def test_open_windows_v2(self):
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        files = (
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            os.path.join(EXTRA_DIR, f)
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            for f in os.listdir(EXTRA_DIR)
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            if os.path.splitext(f)[1] == ".msp"
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        )
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        for path in files:
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            self._assert_file_image_equal(path, path.replace(".msp", ".png"))
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    @unittest.skipIf(
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        not os.path.exists(YA_EXTRA_DIR), "Even More Extra image files not installed"
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    )
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    def test_msp_v2(self):
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        for f in os.listdir(YA_EXTRA_DIR):
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            if ".MSP" not in f:
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                continue
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            path = os.path.join(YA_EXTRA_DIR, f)
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            self._assert_file_image_equal(path, path.replace(".MSP", ".png"))
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    def test_cannot_save_wrong_mode(self):
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        # Arrange
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        im = hopper()
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        filename = self.tempfile("temp.msp")
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        # Act/Assert
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        self.assertRaises(IOError, im.save, filename)
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