260: Option.normalize() now does same conversion for multivalue as Option.convert() does

ipalib/cli.py

@@ -26,6 +26,7 @@ import sys
 import code
 import optparse
 import public
+import errors
 
 
 def to_cli(name):
@@ -161,14 +162,14 @@ class CLI(object):
                 while True:
                     if error is not None:
                         print '>>> %s: %s' % (option.name, error)
-                    value = raw_input(prompt)
-                    if default is not None and len(value) == 0:
-                        value = default
-                    if len(value) == 0:
-                        error = 'Must supply a value'
-                    else:
-                        kw[option.name] = value
+                    raw = raw_input(prompt)
+                    try:
+                        value = option(raw)
+                        if value is not None:
+                            kw[option.name] = value
                         break
+                    except errors.ValidationError, e:
+                        error = e.error
         cmd(*args, **kw)
 
 

ipalib/public.py

@@ -127,15 +127,18 @@ class Option(plugable.ReadOnly):
     def __normalize_scalar(self, value):
         if not isinstance(value, basestring):
             raise_TypeError(value, basestring, 'value')
-        return self.__normalize(value)
+        try:
+            return self.__normalize(value)
+        except Exception:
+            return value
 
     def normalize(self, value):
         if self.__normalize is None:
             return value
         if self.multivalue:
-            if type(value) is not tuple:
-                raise_TypeError(value, tuple, 'value')
-            return tuple(self.__normalize_scalar(v) for v in value)
+            if type(value) in (tuple, list):
+                return tuple(self.__normalize_scalar(v) for v in value)
+            return (self.__normalize_scalar(value),) # tuple
         return self.__normalize_scalar(value)
 
     def __validate_scalar(self, value, index=None):
@@ -170,8 +173,16 @@ class Option(plugable.ReadOnly):
         return tuple()
 
     def __call__(self, value, **kw):
-        pass
-
+        if value in ('', tuple(), []):
+            value = None
+        if value is None:
+            value = self.get_default(**kw)
+        if value is None:
+            if self.required:
+                raise RequirementError(option.name)
+            return None
+        else:
+            pass
 
 
 class Command(plugable.Plugin):

ipalib/tests/test_public.py

@@ -215,12 +215,10 @@ class test_Option(ClassChecker):
 
         # Scenario 4: multivalue=True, normalize=callback
         o = self.cls(name, doc, t, multivalue=True, normalize=callback)
-        for value in [(u'Hello',), (u'hello',)]: # Okay
+        for value in [(u'Hello',), (u'hello',), 'Hello', ['Hello']]: # Okay
             assert o.normalize(value) == (u'hello',)
-        for v in (None, u'Hello', [u'hello']): # Not tuple
-            check_TypeError(v, tuple, 'value', o.normalize, v)
         fail = 42 # Not basestring
-        for v in [(fail,), (u'Hello', fail)]: # Non unicode member
+        for v in [fail, [fail], (u'Hello', fail)]: # Non unicode member
             check_TypeError(fail, basestring, 'value', o.normalize, v)
 
     def test_validate(self):