Convert doctest to TestCase class

tests/test_vcard_error.py

@@ -0,0 +1,38 @@
+# -*- coding: utf-8 -*-
+from unittest import TestCase
+
+from vcard.vcard_errors import VCardError
+
+
+class TestVCardError(TestCase):
+    def test_empty_context_output(self):
+        actual = str(VCardError('message', {}))
+        expected = 'message'
+        self.assertEqual(expected, actual)
+
+    def test_single_context_item_output(self):
+        context = {'File': '/home/user/test.vcf'}
+        actual = str(VCardError('message', context))
+        expected = 'message\nFile: /home/user/test.vcf'
+        self.assertEqual(expected, actual)
+
+    def test_full_context_output(self):
+        context = {
+            'File': '/home/user/test.vcf',
+            'File line': 120,
+            'vCard line': 5,
+            'Property': 'ADR',
+            'Property line': 2,
+            'String': 'too;few;values;êéè'
+        }
+        actual = str(VCardError('message', context))
+        expected = '\n'.join([
+            'message',
+            'File: /home/user/test.vcf',
+            'File line: 120',
+            'vCard line: 5',
+            'Property: ADR',
+            'Property line: 2',
+            'String: too;few;values;êéè',
+        ])
+        self.assertEqual(expected, actual)

vcard/vcard_errors.py

@@ -81,39 +81,6 @@ def __init__(self, message, context):
 
         @param message: Error message
         @param context: Dictionary with context information
-
-        Examples:
-        >>> raise VCardError('test', {})
-        Traceback (most recent call last):
-        VCardError: test
-        >>> raise VCardError('with path', {'File': '/home/user/test.vcf'})
-        Traceback (most recent call last):
-        VCardError: with path
-        File: /home/user/test.vcf
-        >>> raise VCardError('Error with lots of context', {
-        ... 'File': '/home/user/test.vcf',
-        ... 'File line': 120,
-        ... 'vCard line': 5,
-        ... 'Property': 'ADR',
-        ... 'Property line': 2,
-        ... 'String': 'too;few;values;êéè'})
-        Traceback (most recent call last):
-        VCardError: Error with lots of context
-        File: /home/user/test.vcf
-        File line: 120
-        vCard line: 5
-        Property: ADR
-        Property line: 2
-        String: too;few;values;êéè
-        >>> try:
-        ...     raise VCardError('test', {'Property': 'ADR'})
-        ... except VCardError as error:
-        ...     error.context['File'] = '/home/user/test.vcf'
-        ...     raise VCardError(error.message, error.context)
-        Traceback (most recent call last):
-        VCardError: test
-        File: /home/user/test.vcf
-        Property: ADR
         """
         Exception.__init__(self)
         self.message = message