phone-number: update tests to v1.4.0 (#1312)

Author: mrcfps

exercises/phone-number/phone_number_test.py

@@ -3,7 +3,7 @@
 from phone_number import Phone
 
 
-# Tests adapted from `problem-specifications//canonical-data.json` @ v1.2.0
+# Tests adapted from `problem-specifications//canonical-data.json` @ v1.4.0
 
 class PhoneTest(unittest.TestCase):
     def test_cleans_number(self):
@@ -46,14 +46,22 @@ def test_invalid_with_punctuation(self):
         with self.assertRaisesWithMessage(ValueError):
             Phone("123-@:!-7890")
 
-    def test_invalid_when_area_code_does_start_with_1(self):
+    def test_invalid_if_area_code_starts_with_0(self):
+        with self.assertRaisesWithMessage(ValueError):
+            Phone("(023) 456-7890")
+
+    def test_invalid_if_area_code_starts_with_1(self):
         with self.assertRaisesWithMessage(ValueError):
             Phone("(123) 456-7890")
 
-    def test_invalid_when_exchange_code_does_start_with_1(self):
+    def test_invalid_if_exchange_code_starts_with_0(self):
         with self.assertRaisesWithMessage(ValueError):
             Phone("(223) 056-7890")
 
+    def test_invalid_if_exchange_code_starts_with_1(self):
+        with self.assertRaisesWithMessage(ValueError):
+            Phone("(223) 156-7890")
+
     # Track specific tests
     def test_area_code(self):
         number = Phone("2234567890")