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Add a template filter for displaying signature as base64

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This commit is contained in:
Sebastien Corbin
2020-07-26 14:59:56 +02:00
committed by Sébastien Corbin
parent 4dd9e5f25f
commit bea517d746
4 changed files with 41 additions and 0 deletions
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tests/test_filter.py Normal file
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import json
from django.test import SimpleTestCase
from jsignature.templatetags.jsignature_filters import signature_base64
DUMMY_VALUE = [{"x": [205, 210], "y": [59, 63]},
{"x": [205, 207], "y": [67, 64]}]
DUMMY_STR_VALUE = json.dumps(DUMMY_VALUE)
class TemplateFilterTest(SimpleTestCase):
def test_inputs_bad_type_value(self):
self.assertEqual(signature_base64(object()), '')
self.assertEqual(signature_base64(None), '')
def test_outputs_as_base64(self):
output = signature_base64(DUMMY_STR_VALUE)
self.assertEqual(output, "data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAANwAAABNCAYAAADNYApnAAABIklEQVR4nO3ZP0odURjG4d/ce5dgE3EHgXTp07iD6B7cga3YpUoh7iFrCti4BkGw0OLMoEVIEW4yxPs81ZxzGPial+/8KQAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAPh3ttW0dhFwCN4GbbNaFXAAlrCdVh/m791KtcC7tmkE7mP1XP2sPs1rQgd7NjVCd1TdNkL3UJ2tWRQciovqqRG8q0aXc6aDPZsat5RVX6q7Rui+zXPbX/wD/KFla7mc306qH9XneazLwZ4s3eu8eqwuV6wF3rXllvK4um9sI7/Oc7s8hMNeLVf/3xthu5nHzmzwF0y9drjrxvPAMgcA/7/lWUBnAwAAAAAAfucFwt4TZmdXW+AAAAAASUVORK5CYII=")