Mercurial > public > madeira

annotate photologue/tests.py @ 163:7fc4123fef70

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Stop passing callable to queryset. This is now deprecated. The usage here was most likely a mistake that has worked all these years. This change was for upgrading to Django 1.7.
author Brian Neal <bgneal@gmail.com>
date Thu, 02 Apr 2015 19:17:47 -0500
parents e2868ad47a1e
children
rev   line source
bgneal@1 1 import os
bgneal@1 2 import unittest
bgneal@1 3 from django.conf import settings
bgneal@1 4 from django.core.files.base import ContentFile
bgneal@1 5 from django.test import TestCase
bgneal@1 6
bgneal@1 7 from models import *
bgneal@1 8
bgneal@1 9 # Path to sample image
bgneal@1 10 RES_DIR = os.path.join(os.path.dirname(__file__), 'res')
bgneal@1 11 LANDSCAPE_IMAGE_PATH = os.path.join(RES_DIR, 'test_landscape.jpg')
bgneal@1 12 PORTRAIT_IMAGE_PATH = os.path.join(RES_DIR, 'test_portrait.jpg')
bgneal@1 13 SQUARE_IMAGE_PATH = os.path.join(RES_DIR, 'test_square.jpg')
bgneal@1 14
bgneal@1 15
bgneal@1 16 class TestPhoto(ImageModel):
bgneal@1 17 """ Minimal ImageModel class for testing """
bgneal@1 18 name = models.CharField(max_length=30)
bgneal@1 19
bgneal@1 20
bgneal@1 21 class PLTest(TestCase):
bgneal@1 22 """ Base TestCase class """
bgneal@1 23 def setUp(self):
bgneal@1 24 self.s = PhotoSize(name='test', width=100, height=100)
bgneal@1 25 self.s.save()
bgneal@1 26 self.pl = TestPhoto(name='landscape')
bgneal@1 27 self.pl.image.save(os.path.basename(LANDSCAPE_IMAGE_PATH),
bgneal@1 28 ContentFile(open(LANDSCAPE_IMAGE_PATH, 'rb').read()))
bgneal@1 29 self.pl.save()
bgneal@1 30
bgneal@1 31 def tearDown(self):
bgneal@1 32 path = self.pl.image.path
bgneal@1 33 self.pl.delete()
bgneal@1 34 self.failIf(os.path.isfile(path))
bgneal@1 35 self.s.delete()
bgneal@1 36
bgneal@1 37
bgneal@1 38 class PhotoTest(PLTest):
bgneal@1 39 def test_new_photo(self):
bgneal@1 40 self.assertEqual(TestPhoto.objects.count(), 1)
bgneal@1 41 self.failUnless(os.path.isfile(self.pl.image.path))
bgneal@1 42 self.assertEqual(os.path.getsize(self.pl.image.path),
bgneal@1 43 os.path.getsize(LANDSCAPE_IMAGE_PATH))
bgneal@1 44
bgneal@1 45 def test_exif(self):
bgneal@1 46 self.assert_(len(self.pl.EXIF.keys()) > 0)
bgneal@1 47
bgneal@1 48 def test_paths(self):
bgneal@1 49 self.assertEqual(os.path.normpath(str(self.pl.cache_path())).lower(),
bgneal@1 50 os.path.normpath(os.path.join(settings.MEDIA_ROOT,
bgneal@1 51 PHOTOLOGUE_DIR,
bgneal@1 52 'photos',
bgneal@1 53 'cache')).lower())
bgneal@1 54 self.assertEqual(self.pl.cache_url(),
bgneal@1 55 settings.MEDIA_URL + PHOTOLOGUE_DIR + '/photos/cache')
bgneal@1 56
bgneal@1 57 def test_count(self):
bgneal@1 58 for i in range(5):
bgneal@1 59 self.pl.get_test_url()
bgneal@1 60 self.assertEquals(self.pl.view_count, 0)
bgneal@1 61 self.s.increment_count = True
bgneal@1 62 self.s.save()
bgneal@1 63 for i in range(5):
bgneal@1 64 self.pl.get_test_url()
bgneal@1 65 self.assertEquals(self.pl.view_count, 5)
bgneal@1 66
bgneal@1 67 def test_precache(self):
bgneal@1 68 # set the thumbnail photo size to pre-cache
bgneal@1 69 self.s.pre_cache = True
bgneal@1 70 self.s.save()
bgneal@1 71 # make sure it created the file
bgneal@1 72 self.failUnless(os.path.isfile(self.pl.get_test_filename()))
bgneal@1 73 self.s.pre_cache = False
bgneal@1 74 self.s.save()
bgneal@1 75 # clear the cache and make sure the file's deleted
bgneal@1 76 self.pl.clear_cache()
bgneal@1 77 self.failIf(os.path.isfile(self.pl.get_test_filename()))
bgneal@1 78
bgneal@1 79 def test_accessor_methods(self):
bgneal@1 80 self.assertEquals(self.pl.get_test_photosize(), self.s)
bgneal@1 81 self.assertEquals(self.pl.get_test_size(),
bgneal@1 82 Image.open(self.pl.get_test_filename()).size)
bgneal@1 83 self.assertEquals(self.pl.get_test_url(),
bgneal@1 84 self.pl.cache_url() + '/' + \
bgneal@1 85 self.pl._get_filename_for_size(self.s))
bgneal@1 86 self.assertEquals(self.pl.get_test_filename(),
bgneal@1 87 os.path.join(self.pl.cache_path(),
bgneal@1 88 self.pl._get_filename_for_size(self.s)))
bgneal@1 89
bgneal@1 90
bgneal@1 91 class ImageResizeTest(PLTest):
bgneal@1 92 def setUp(self):
bgneal@1 93 super(ImageResizeTest, self).setUp()
bgneal@1 94 self.pp = TestPhoto(name='portrait')
bgneal@1 95 self.pp.image.save(os.path.basename(PORTRAIT_IMAGE_PATH),
bgneal@1 96 ContentFile(open(PORTRAIT_IMAGE_PATH, 'rb').read()))
bgneal@1 97 self.pp.save()
bgneal@1 98 self.ps = TestPhoto(name='square')
bgneal@1 99 self.ps.image.save(os.path.basename(SQUARE_IMAGE_PATH),
bgneal@1 100 ContentFile(open(SQUARE_IMAGE_PATH, 'rb').read()))
bgneal@1 101 self.ps.save()
bgneal@1 102
bgneal@1 103 def tearDown(self):
bgneal@1 104 super(ImageResizeTest, self).tearDown()
bgneal@1 105 self.pp.delete()
bgneal@1 106 self.ps.delete()
bgneal@1 107
bgneal@1 108 def test_resize_to_fit(self):
bgneal@1 109 self.assertEquals(self.pl.get_test_size(), (100, 75))
bgneal@1 110 self.assertEquals(self.pp.get_test_size(), (75, 100))
bgneal@1 111 self.assertEquals(self.ps.get_test_size(), (100, 100))
bgneal@1 112
bgneal@1 113 def test_resize_to_fit_width(self):
bgneal@1 114 self.s.size = (100, 0)
bgneal@1 115 self.s.save()
bgneal@1 116 self.assertEquals(self.pl.get_test_size(), (100, 75))
bgneal@1 117 self.assertEquals(self.pp.get_test_size(), (100, 133))
bgneal@1 118 self.assertEquals(self.ps.get_test_size(), (100, 100))
bgneal@1 119
bgneal@1 120 def test_resize_to_fit_width_enlarge(self):
bgneal@1 121 self.s.size = (2000, 0)
bgneal@1 122 self.s.upscale = True
bgneal@1 123 self.s.save()
bgneal@1 124 self.assertEquals(self.pl.get_test_size(), (2000, 1500))
bgneal@1 125 self.assertEquals(self.pp.get_test_size(), (2000, 2667))
bgneal@1 126 self.assertEquals(self.ps.get_test_size(), (2000, 2000))
bgneal@1 127
bgneal@1 128 def test_resize_to_fit_height(self):
bgneal@1 129 self.s.size = (0, 100)
bgneal@1 130 self.s.save()
bgneal@1 131 self.assertEquals(self.pl.get_test_size(), (133, 100))
bgneal@1 132 self.assertEquals(self.pp.get_test_size(), (75, 100))
bgneal@1 133 self.assertEquals(self.ps.get_test_size(), (100, 100))
bgneal@1 134
bgneal@1 135 def test_resize_to_fit_height_enlarge(self):
bgneal@1 136 self.s.size = (0, 2000)
bgneal@1 137 self.s.upscale = True
bgneal@1 138 self.s.save()
bgneal@1 139 self.assertEquals(self.pl.get_test_size(), (2667, 2000))
bgneal@1 140 self.assertEquals(self.pp.get_test_size(), (1500, 2000))
bgneal@1 141 self.assertEquals(self.ps.get_test_size(), (2000, 2000))
bgneal@1 142
bgneal@1 143 def test_resize_and_crop(self):
bgneal@1 144 self.s.crop = True
bgneal@1 145 self.s.save()
bgneal@1 146 self.assertEquals(self.pl.get_test_size(), self.s.size)
bgneal@1 147 self.assertEquals(self.pp.get_test_size(), self.s.size)
bgneal@1 148 self.assertEquals(self.ps.get_test_size(), self.s.size)
bgneal@1 149
bgneal@1 150 def test_resize_rounding_to_fit(self):
bgneal@1 151 self.s.size = (113, 113)
bgneal@1 152 self.s.save()
bgneal@1 153 self.assertEquals(self.pl.get_test_size(), (113, 85))
bgneal@1 154 self.assertEquals(self.pp.get_test_size(), (85, 113))
bgneal@1 155 self.assertEquals(self.ps.get_test_size(), (113, 113))
bgneal@1 156
bgneal@1 157 def test_resize_rounding_cropped(self):
bgneal@1 158 self.s.size = (113, 113)
bgneal@1 159 self.s.crop = True
bgneal@1 160 self.s.save()
bgneal@1 161 self.assertEquals(self.pl.get_test_size(), self.s.size)
bgneal@1 162 self.assertEquals(self.pp.get_test_size(), self.s.size)
bgneal@1 163 self.assertEquals(self.ps.get_test_size(), self.s.size)
bgneal@1 164
bgneal@1 165 def test_resize_one_dimension_width(self):
bgneal@1 166 self.s.size = (1500, 1200)
bgneal@1 167 self.s.save()
bgneal@1 168 self.assertEquals(self.pl.get_test_size(), (1500, 1125))
bgneal@1 169
bgneal@1 170 def test_resize_one_dimension_height(self):
bgneal@1 171 self.s.size = (1600, 1100)
bgneal@1 172 self.s.save()
bgneal@1 173 self.assertEquals(self.pl.get_test_size(), (1467, 1100))
bgneal@1 174
bgneal@1 175 def test_resize_no_upscale(self):
bgneal@1 176 self.s.size = (2000, 2000)
bgneal@1 177 self.s.save()
bgneal@1 178 self.assertEquals(self.pl.get_test_size(), (1600, 1200))
bgneal@1 179
bgneal@1 180 def test_resize_no_upscale_mixed_height(self):
bgneal@1 181 self.s.size = (3200, 600)
bgneal@1 182 self.s.save()
bgneal@1 183 self.assertEquals(self.pl.get_test_size(), (800, 600))
bgneal@1 184
bgneal@1 185 def test_resize_no_upscale_mixed_width(self):
bgneal@1 186 self.s.size = (800, 2400)
bgneal@1 187 self.s.save()
bgneal@1 188 self.assertEquals(self.pl.get_test_size(), (800, 600))
bgneal@1 189
bgneal@1 190 def test_resize_no_upscale_crop(self):
bgneal@1 191 self.s.size = (2000, 2000)
bgneal@1 192 self.s.crop = True
bgneal@1 193 self.s.save()
bgneal@1 194 self.assertEquals(self.pl.get_test_size(), (2000, 2000))
bgneal@1 195
bgneal@1 196 def test_resize_upscale(self):
bgneal@1 197 self.s.size = (2000, 2000)
bgneal@1 198 self.s.upscale = True
bgneal@1 199 self.s.save()
bgneal@1 200 self.assertEquals(self.pl.get_test_size(), (2000, 1500))
bgneal@1 201 self.assertEquals(self.pp.get_test_size(), (1500, 2000))
bgneal@1 202 self.assertEquals(self.ps.get_test_size(), (2000, 2000))
bgneal@1 203
bgneal@1 204
bgneal@1 205 class PhotoEffectTest(PLTest):
bgneal@1 206 def test(self):
bgneal@1 207 effect = PhotoEffect(name='test')
bgneal@1 208 im = Image.open(self.pl.image.path)
bgneal@1 209 self.assert_(isinstance(effect.pre_process(im), Image.Image))
bgneal@1 210 self.assert_(isinstance(effect.post_process(im), Image.Image))
bgneal@1 211 self.assert_(isinstance(effect.process(im), Image.Image))
bgneal@1 212
bgneal@1 213
bgneal@1 214 class PhotoSizeCacheTest(PLTest):
bgneal@1 215 def test(self):
bgneal@1 216 cache = PhotoSizeCache()
bgneal@1 217 self.assertEqual(cache.sizes['test'], self.s)
bgneal@1 218