fix: Update test cases to suit values from exchangerate.host
diff --git a/erpnext/setup/doctype/currency_exchange/test_currency_exchange.py b/erpnext/setup/doctype/currency_exchange/test_currency_exchange.py
index c5c01c5..4ff2dd7 100644
--- a/erpnext/setup/doctype/currency_exchange/test_currency_exchange.py
+++ b/erpnext/setup/doctype/currency_exchange/test_currency_exchange.py
@@ -62,12 +62,12 @@
 
 		exchange_rate = get_exchange_rate("USD", "INR", "2016-01-30", "for_selling")
 		self.assertEqual(exchange_rate, 62.9)
-		
-		# Exchange rate as on 15th Dec, 2015, should be fetched from fixer.io
+
+		# Exchange rate as on 15th Dec, 2015
 		self.clear_cache()
 		exchange_rate = get_exchange_rate("USD", "INR", "2015-12-15", "for_selling")
 		self.assertFalse(exchange_rate == 60)
-		self.assertEqual(flt(exchange_rate, 3), 66.894)
+		self.assertEqual(flt(exchange_rate, 3), 66.999)
 
 	def test_exchange_rate_strict(self):
 		# strict currency settings
@@ -77,28 +77,17 @@
 		exchange_rate = get_exchange_rate("USD", "INR", "2016-01-01", "for_buying")
 		self.assertEqual(exchange_rate, 60.0)
 
-		# Will fetch from fixer.io
 		self.clear_cache()
 		exchange_rate = get_exchange_rate("USD", "INR", "2016-01-15", "for_buying")
-		self.assertEqual(flt(exchange_rate, 3), 67.79)
+		self.assertEqual(flt(exchange_rate, 3), 67.235)
 
 		exchange_rate = get_exchange_rate("USD", "INR", "2016-01-30", "for_selling")
 		self.assertEqual(exchange_rate, 62.9)
 
-		# Exchange rate as on 15th Dec, 2015, should be fetched from fixer.io
+		# Exchange rate as on 15th Dec, 2015
 		self.clear_cache()
 		exchange_rate = get_exchange_rate("USD", "INR", "2015-12-15", "for_buying")
-		self.assertEqual(flt(exchange_rate, 3), 66.894)
-
-		exchange_rate = get_exchange_rate("INR", "NGN", "2016-01-10", "for_selling")
-		self.assertEqual(exchange_rate, 65.1)
-
-		# NGN is not available on fixer.io so these should return 0
-		exchange_rate = get_exchange_rate("INR", "NGN", "2016-01-09", "for_selling")
-		self.assertEqual(exchange_rate, 0)
-
-		exchange_rate = get_exchange_rate("INR", "NGN", "2016-01-11", "for_selling")
-		self.assertEqual(exchange_rate, 0)
+		self.assertEqual(flt(exchange_rate, 3), 66.999)
 
 	def test_exchange_rate_strict_switched(self):
 		# Start with allow_stale is True
@@ -111,4 +100,4 @@
 		# Will fetch from fixer.io
 		self.clear_cache()
 		exchange_rate = get_exchange_rate("USD", "INR", "2016-01-15", "for_buying")
-		self.assertEqual(flt(exchange_rate, 3), 67.79)
+		self.assertEqual(flt(exchange_rate, 3), 67.235)