244: Added unit tests for errors.ConversionError

ipalib/errors.py

@@ -129,11 +129,15 @@ class ValidationError(IPAError):
 
 
 class ConversionError(ValidationError):
-    def __init__(self, name, value, type_, position):
+    """
-        self.type = type_
+    Raised when a value cannot be converted to the correct type.
-        self.position = position
+    """
-        ValidationError.__init__(self, name, value, type_.conversion_error)
 
+    def __init__(self, name, value, type_, index=None):
+        self.type = type_
+        ValidationError.__init__(self, name, value, type_.conversion_error,
+            index=index,
+        )
 
 
 class NormalizationError(ValidationError):

ipalib/tests/test_errors.py

@@ -193,3 +193,33 @@ class test_ValidationError(ClassChecker):
         raises(AssertionError, self.cls, name, value, error, index=5.0)
         # Check negative index raises AssertionError:
         raises(AssertionError, self.cls, name, value, error, index=-2)
+
+
+class test_ConversionError(ClassChecker):
+    """
+    Tests the `errors.ConversionError` exception.
+    """
+    _cls = errors.ConversionError
+
+    def test_class(self):
+        assert self.cls.__bases__ == (errors.ValidationError,)
+
+    def test_init(self):
+        """
+        Tests the `errors.ConversionError.__init__` method.
+        """
+        name = 'some_arg'
+        value = '42.0'
+        class type_(object):
+            conversion_error = 'Not an integer'
+        for index in (None, 7):
+            e = self.cls(name, value, type_, index=index)
+            assert e.name is name
+            assert e.value is value
+            assert e.type is type_
+            assert e.error is type_.conversion_error
+            assert e.index is index
+            assert str(e) == 'invalid %r value %r: %s' % (name, value,
+                type_.conversion_error)
+        # Check that index default is None:
+        assert self.cls(name, value, type_).index is None