camp/photologue/tests/test_resize.py
2025-03-24 11:35:33 +00:00

134 lines
4.9 KiB
Python

import unittest
from django.core.exceptions import ValidationError
from ..models import PhotoSize, PhotoSizeCache
from .factories import PORTRAIT_IMAGE_PATH, SQUARE_IMAGE_PATH, PhotoFactory
from .helpers import PhotologueBaseTest
class PhotoSizeTest(unittest.TestCase):
def test_clean_wont_allow_zero_dimension_and_crop(self):
"""Tests if ValidationError is raised by clean method if with or height
is set to 0 and crop is set to true"""
s = PhotoSize(name='test', width=400, crop=True)
self.assertRaises(ValidationError, s.clean)
class ImageResizeTest(PhotologueBaseTest):
def setUp(self):
super().setUp()
# Portrait.
self.pp = PhotoFactory(image__from_path=PORTRAIT_IMAGE_PATH)
# Square.
self.ps = PhotoFactory(image__from_path=SQUARE_IMAGE_PATH)
def tearDown(self):
super().tearDown()
self.pp.delete()
self.ps.delete()
def test_resize_to_fit(self):
self.assertEqual(self.pl.get_testPhotoSize_size(), (100, 75))
self.assertEqual(self.pp.get_testPhotoSize_size(), (75, 100))
self.assertEqual(self.ps.get_testPhotoSize_size(), (100, 100))
def test_resize_to_fit_width(self):
self.s.size = (100, 0)
self.s.save()
self.assertEqual(self.pl.get_testPhotoSize_size(), (100, 75))
self.assertEqual(self.pp.get_testPhotoSize_size(), (100, 133))
self.assertEqual(self.ps.get_testPhotoSize_size(), (100, 100))
def test_resize_to_fit_width_enlarge(self):
self.s.size = (400, 0)
self.s.upscale = True
self.s.save()
self.assertEqual(self.pl.get_testPhotoSize_size(), (400, 300))
self.assertEqual(self.pp.get_testPhotoSize_size(), (400, 533))
self.assertEqual(self.ps.get_testPhotoSize_size(), (400, 400))
def test_resize_to_fit_height(self):
self.s.size = (0, 100)
self.s.save()
self.assertEqual(self.pl.get_testPhotoSize_size(), (133, 100))
self.assertEqual(self.pp.get_testPhotoSize_size(), (75, 100))
self.assertEqual(self.ps.get_testPhotoSize_size(), (100, 100))
def test_resize_to_fit_height_enlarge(self):
self.s.size = (0, 400)
self.s.upscale = True
self.s.save()
self.assertEqual(self.pl.get_testPhotoSize_size(), (533, 400))
self.assertEqual(self.pp.get_testPhotoSize_size(), (300, 400))
self.assertEqual(self.ps.get_testPhotoSize_size(), (400, 400))
def test_resize_and_crop(self):
self.s.crop = True
self.s.save()
self.assertEqual(self.pl.get_testPhotoSize_size(), self.s.size)
self.assertEqual(self.pp.get_testPhotoSize_size(), self.s.size)
self.assertEqual(self.ps.get_testPhotoSize_size(), self.s.size)
def test_resize_rounding_to_fit(self):
self.s.size = (113, 113)
self.s.save()
self.assertEqual(self.pl.get_testPhotoSize_size(), (113, 85))
self.assertEqual(self.pp.get_testPhotoSize_size(), (85, 113))
self.assertEqual(self.ps.get_testPhotoSize_size(), (113, 113))
def test_resize_rounding_cropped(self):
self.s.size = (113, 113)
self.s.crop = True
self.s.save()
self.assertEqual(self.pl.get_testPhotoSize_size(), self.s.size)
self.assertEqual(self.pp.get_testPhotoSize_size(), self.s.size)
self.assertEqual(self.ps.get_testPhotoSize_size(), self.s.size)
def test_resize_one_dimension_width(self):
self.s.size = (100, 150)
self.s.save()
self.assertEqual(self.pl.get_testPhotoSize_size(), (100, 75))
def test_resize_one_dimension_height(self):
self.s.size = (200, 75)
self.s.save()
self.assertEqual(self.pl.get_testPhotoSize_size(), (100, 75))
def test_resize_no_upscale(self):
self.s.size = (1000, 1000)
self.s.save()
self.assertEqual(self.pl.get_testPhotoSize_size(), (200, 150))
def test_resize_no_upscale_mixed_height(self):
self.s.size = (400, 75)
self.s.save()
self.assertEqual(self.pl.get_testPhotoSize_size(), (100, 75))
def test_resize_no_upscale_mixed_width(self):
self.s.size = (100, 300)
self.s.save()
self.assertEqual(self.pl.get_testPhotoSize_size(), (100, 75))
def test_resize_no_upscale_crop(self):
self.s.size = (1000, 1000)
self.s.crop = True
self.s.save()
self.assertEqual(self.pl.get_testPhotoSize_size(), (1000, 1000))
def test_resize_upscale(self):
self.s.size = (1000, 1000)
self.s.upscale = True
self.s.save()
self.assertEqual(self.pl.get_testPhotoSize_size(), (1000, 750))
self.assertEqual(self.pp.get_testPhotoSize_size(), (750, 1000))
self.assertEqual(self.ps.get_testPhotoSize_size(), (1000, 1000))
class PhotoSizeCacheTest(PhotologueBaseTest):
def test(self):
cache = PhotoSizeCache()
self.assertEqual(cache.sizes['testPhotoSize'], self.s)