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49 lines
1.4 KiB
Python
49 lines
1.4 KiB
Python
from unittest import skipIf
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import warnings
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from django.test import SimpleTestCase
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from ..utils import setup
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try:
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import numpy
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except ImportError:
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numpy = False
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@skipIf(numpy is False, "Numpy must be installed to run these tests.")
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class NumpyTests(SimpleTestCase):
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# Ignore numpy deprecation warnings (#23890)
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warnings.filterwarnings(
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"ignore",
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"Using a non-integer number instead of an "
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"integer will result in an error in the future",
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DeprecationWarning
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)
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@setup({'numpy-array-index01': '{{ var.1 }}'})
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def test_numpy_array_index01(self):
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"""
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Numpy's array-index syntax allows a template to access a certain
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item of a subscriptable object.
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"""
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output = self.engine.render_to_string(
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'numpy-array-index01',
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{'var': numpy.array(["first item", "second item"])},
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)
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self.assertEqual(output, 'second item')
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@setup({'numpy-array-index02': '{{ var.5 }}'})
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def test_numpy_array_index02(self):
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"""
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Fail silently when the array index is out of range.
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"""
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output = self.engine.render_to_string(
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'numpy-array-index02',
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{'var': numpy.array(["first item", "second item"])},
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)
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if self.engine.string_if_invalid:
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self.assertEqual(output, 'INVALID')
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else:
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self.assertEqual(output, '')
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