145: Added new CLI.parse() method; added corresponding unit tests

ipalib/cli.py

@@ -97,7 +97,9 @@ class CLI(object):
             sys.exit(2)
         self.run_cmd(cmd, sys.argv[2:])
 
-    def run_cmd(self, cmd, args):
+    def run_cmd(self, cmd, given):
+        print self.parse(given)
+        sys.exit(0)
         kw = dict(self.parse_kw(args))
         self[cmd](**kw)
 
@@ -110,6 +112,18 @@ class CLI(object):
                     m.group(2),
                 )
 
+    def parse(self, given):
+        args = []
+        kw = {}
+        for g in given:
+            m = re.match(r'^--([a-z][-a-z0-9]*)=(.+)$', g)
+            if m:
+                kw[from_cli(m.group(1))] = m.group(2)
+            else:
+                args.append(g)
+        return (args, kw)
+
+
     def __get_mcl(self):
         """
         Returns the Max Command Length.

ipalib/tests/test_cli.py

@@ -98,6 +98,23 @@ class test_CLI(ClassChecker):
         args = tuple('--%s=%s' % (cli.to_cli(k), v) for (k,v) in kw.items())
         assert dict(o.parse_kw(args)) == kw
 
+    def test_parse(self):
+        """
+        Tests the `parse` method.
+        """
+        o = self.cls(None)
+        args = ['hello', 'naughty', 'nurse']
+        kw = dict(
+            first_name='Naughty',
+            last_name='Nurse',
+        )
+        opts = ['--%s=%s' % (k.replace('_', '-'), v) for (k, v) in kw.items()]
+        assert o.parse(args + []) == (args, {})
+        assert o.parse(opts + []) == ([], kw)
+        assert o.parse(args + opts) == (args, kw)
+        assert o.parse(opts + args) == (args, kw)
+
+
     def test_mcl(self):
         """
         Tests the `mcl` (Max Command Length) property .