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			34 lines
		
	
	
	
		
			1 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			34 lines
		
	
	
	
		
			1 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
from django.db import connection
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from django.db.models import Max
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from django.test import TestCase
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from .models import Cash, CashModel
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class FromDBValueTest(TestCase):
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    def setUp(self):
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        CashModel.objects.create(cash='12.50')
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    def test_simple_load(self):
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        instance = CashModel.objects.get()
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        self.assertIsInstance(instance.cash, Cash)
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    def test_values_list(self):
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        values_list = CashModel.objects.values_list('cash', flat=True)
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        self.assertIsInstance(values_list[0], Cash)
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    def test_values(self):
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        values = CashModel.objects.values('cash')
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        self.assertIsInstance(values[0]['cash'], Cash)
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    def test_aggregation(self):
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        maximum = CashModel.objects.aggregate(m=Max('cash'))['m']
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        self.assertIsInstance(maximum, Cash)
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    def test_defer(self):
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        instance = CashModel.objects.defer('cash').get()
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        self.assertIsInstance(instance.cash, Cash)
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    def test_connection(self):
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        instance = CashModel.objects.get()
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        self.assertEqual(instance.cash.vendor, connection.vendor)
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