[svn] Switch from photologue to imagekit. Less bloat.

Copied from http://cucc@cucc.survex.com/svn/trunk/expoweb/troggle/, rev. 8338 by cucc @ 5/11/2009 3:08 AM

imagekit/tests.py

@@ -0,0 +1,86 @@
+import os
+import tempfile
+import unittest
+from django.conf import settings
+from django.core.files.base import ContentFile
+from django.db import models
+from django.test import TestCase
+
+from imagekit import processors
+from imagekit.models import ImageModel
+from imagekit.specs import ImageSpec
+from imagekit.lib import Image
+
+
+class ResizeToWidth(processors.Resize):
+    width = 100
+    
+class ResizeToHeight(processors.Resize):
+    height = 100
+    
+class ResizeToFit(processors.Resize):
+    width = 100
+    height = 100
+    
+class ResizeCropped(ResizeToFit):
+    crop = ('center', 'center')
+
+class TestResizeToWidth(ImageSpec):
+    access_as = 'to_width'
+    processors = [ResizeToWidth]
+
+class TestResizeToHeight(ImageSpec):
+    access_as = 'to_height'
+    processors = [ResizeToHeight]
+    
+class TestResizeCropped(ImageSpec):
+    access_as = 'cropped'
+    processors = [ResizeCropped]
+
+class TestPhoto(ImageModel):
+    """ Minimal ImageModel class for testing """
+    image = models.ImageField(upload_to='images')
+    
+    class IKOptions:
+        spec_module = 'imagekit.tests'
+    
+
+class IKTest(TestCase):
+    """ Base TestCase class """
+    def setUp(self):
+        # create a test image using tempfile and PIL
+        self.tmp = tempfile.TemporaryFile()
+        Image.new('RGB', (800, 600)).save(self.tmp, 'JPEG')
+        self.tmp.seek(0)
+        self.p = TestPhoto()
+        self.p.image.save(os.path.basename('test.jpg'),
+                           ContentFile(self.tmp.read()))
+        self.p.save()
+        # destroy temp file
+        self.tmp.close()
+        
+    def test_setup(self):
+        self.assertEqual(self.p.image.width, 800)
+        self.assertEqual(self.p.image.height, 600)
+        
+    def test_to_width(self):
+        self.assertEqual(self.p.to_width.width, 100)
+        self.assertEqual(self.p.to_width.height, 75)
+        
+    def test_to_height(self):
+        self.assertEqual(self.p.to_height.width, 133)
+        self.assertEqual(self.p.to_height.height, 100)
+        
+    def test_crop(self):
+        self.assertEqual(self.p.cropped.width, 100)
+        self.assertEqual(self.p.cropped.height, 100)
+
+    def test_url(self):
+        tup = (settings.MEDIA_URL, self.p._ik.cache_dir, 'test_to_width.jpg')
+        self.assertEqual(self.p.to_width.url, "%s%s/%s" % tup)
+ 
+    def tearDown(self):
+        # make sure image file is deleted
+        path = self.p.image.path
+        self.p.delete()
+        self.failIf(os.path.isfile(path))