Output format is corrected for wf-validate and wb-validate

Output of workflow-validate and workbook-validate was not
correct. Now output will be displayed in tabular format
by default. Output can be customized by user by giving
format option as described in doc.

Change-Id: Ic159f188236a99acbba2d3728a74da438b90e9b2
Closes-Bug: #1499626

mistralclient/commands/v2/workbooks.py

@@ -21,7 +21,6 @@ from cliff import show
 
 from mistralclient.api.v2 import workbooks
 from mistralclient.commands.v2 import base
-from mistralclient import exceptions as exc
 from mistralclient import utils
 
 
@@ -166,6 +165,20 @@ class GetDefinition(command.Command):
 class Validate(show.ShowOne):
     """Validate workbook."""
 
+    def _format(self, result=None):
+        columns = ('Valid', 'Error')
+
+        if result:
+            data = (result.get('valid'),)
+            if not result.get('error'):
+                data += (None,)
+            else:
+                data += (result.get('error'),)
+        else:
+            data = (tuple('<none>' for _ in range(len(columns))),)
+
+        return columns, data
+
     def get_parser(self, prog_name):
         parser = super(Validate, self).get_parser(prog_name)
 
@@ -181,8 +194,4 @@ class Validate(show.ShowOne):
         result = workbooks.WorkbookManager(self.app.client).validate(
             parsed_args.definition.read())
 
-        if not result.get('valid', None):
-            raise exc.MistralClientException(
-                result.get('error', 'Unknown exception.'))
-
-        return tuple(), tuple()
+        return self._format(result)

mistralclient/commands/v2/workflows.py

@@ -21,7 +21,6 @@ from cliff import show
 
 from mistralclient.api.v2 import workflows
 from mistralclient.commands.v2 import base
-from mistralclient import exceptions as exc
 from mistralclient import utils
 
 
@@ -194,6 +193,20 @@ class GetDefinition(command.Command):
 class Validate(show.ShowOne):
     """Validate workflow."""
 
+    def _format(self, result=None):
+        columns = ('Valid', 'Error')
+
+        if result:
+            data = (result.get('valid'),)
+            if not result.get('error'):
+                data += (None,)
+            else:
+                data += (result.get('error'),)
+        else:
+            data = (tuple('<none>' for _ in range(len(columns))),)
+
+        return columns, data
+
     def get_parser(self, prog_name):
         parser = super(Validate, self).get_parser(prog_name)
 
@@ -209,8 +222,4 @@ class Validate(show.ShowOne):
         result = workflows.WorkflowManager(self.app.client).validate(
             parsed_args.definition.read())
 
-        if not result.get('valid', None):
-            raise exc.MistralClientException(
-                result.get('error', 'Unknown exception.'))
-
-        return tuple(), tuple()
+        return self._format(result)

mistralclient/tests/functional/cli/v2/cli_tests_v2.py

@@ -183,6 +183,27 @@ class WorkbookCLITests(base_v2.MistralClientTestBase):
             'workbook-get-definition', params=wb_name)
         self.assertNotIn('404 Not Found', definition)
 
+    def test_workbook_validate_with_valid_def(self):
+        wb = self.mistral_admin(
+            'workbook-validate', params=self.wb_def)
+        wb_valid = self.get_value_of_field(wb, 'Valid')
+        wb_error = self.get_value_of_field(wb, 'Error')
+
+        self.assertEqual('True', wb_valid)
+        self.assertEqual('None', wb_error)
+
+    def test_workbook_validate_with_invalid_def(self):
+        self.create_file('wb.yaml',
+                         'name: wb\n')
+        wb = self.mistral_admin(
+            'workbook-validate', params='wb.yaml')
+
+        wb_valid = self.get_value_of_field(wb, 'Valid')
+        wb_error = self.get_value_of_field(wb, 'Error')
+
+        self.assertEqual('False', wb_valid)
+        self.assertNotEqual('None', wb_error)
+
 
 class WorkflowCLITests(base_v2.MistralClientTestBase):
     """Test suite checks commands to work with workflows."""
@@ -269,6 +290,27 @@ class WorkflowCLITests(base_v2.MistralClientTestBase):
             'workflow-get-definition', params=wf_name)
         self.assertNotIn('404 Not Found', definition)
 
+    def test_workflow_validate_with_valid_def(self):
+        wf = self.mistral_admin(
+            'workflow-validate', params=self.wf_def)
+        wf_valid = self.get_value_of_field(wf, 'Valid')
+        wf_error = self.get_value_of_field(wf, 'Error')
+
+        self.assertEqual('True', wf_valid)
+        self.assertEqual('None', wf_error)
+
+    def test_workflow_validate_with_invalid_def(self):
+        self.create_file('wf.yaml',
+                         'name: wf\n')
+        wf = self.mistral_admin(
+            'workflow-validate', params='wf.yaml')
+
+        wf_valid = self.get_value_of_field(wf, 'Valid')
+        wf_error = self.get_value_of_field(wf, 'Error')
+
+        self.assertEqual('False', wf_valid)
+        self.assertNotEqual('None', wf_error)
+
 
 class ExecutionCLITests(base_v2.MistralClientTestBase):
     """Test suite checks commands to work with executions."""

mistralclient/tests/unit/v2/test_cli_workbooks.py

@@ -17,7 +17,6 @@ import mock
 
 from mistralclient.api.v2 import workbooks
 from mistralclient.commands.v2 import workbooks as workbook_cmd
-from mistralclient import exceptions as exc
 from mistralclient.tests.unit import base
 
 
@@ -117,8 +116,7 @@ class TestCLIWorkbooksV2(base.BaseCommandTest):
 
         result = self.call(workbook_cmd.Validate, app_args=['wb.yaml'])
 
-        self.assertEqual(result[0], tuple())
-        self.assertEqual(result[1], tuple())
+        self.assertEqual(result[1], (True, None))
 
     @mock.patch('argparse.open', create=True)
     @mock.patch('mistralclient.api.v2.workbooks.WorkbookManager.validate')
@@ -126,7 +124,6 @@ class TestCLIWorkbooksV2(base.BaseCommandTest):
         mock.return_value = {'valid': False, 'error': 'Invalid DSL...'}
         mock_open.return_value = mock.MagicMock(spec=open)
 
-        self.assertRaises(exc.MistralClientException,
-                          self.call,
-                          workbook_cmd.Validate,
-                          app_args=['wb.yaml'])
+        result = self.call(workbook_cmd.Validate, app_args=['wb.yaml'])
+
+        self.assertEqual(result[1], (False, 'Invalid DSL...'))

mistralclient/tests/unit/v2/test_cli_workflows.py

@@ -19,7 +19,6 @@ import six
 from mistralclient.api.v2 import workflows
 from mistralclient.commands.v2 import base as cmd_base
 from mistralclient.commands.v2 import workflows as workflow_cmd
-from mistralclient import exceptions as exc
 from mistralclient.tests.unit import base
 
 
@@ -160,8 +159,7 @@ class TestCLIWorkflowsV2(base.BaseCommandTest):
 
         result = self.call(workflow_cmd.Validate, app_args=['wf.yaml'])
 
-        self.assertEqual(result[0], tuple())
-        self.assertEqual(result[1], tuple())
+        self.assertEqual(result[1], (True, None))
 
     @mock.patch('argparse.open', create=True)
     @mock.patch('mistralclient.api.v2.workflows.WorkflowManager.validate')
@@ -169,7 +167,6 @@ class TestCLIWorkflowsV2(base.BaseCommandTest):
         mock.return_value = {'valid': False, 'error': 'Invalid DSL...'}
         mock_open.return_value = mock.MagicMock(spec=open)
 
-        self.assertRaises(exc.MistralClientException,
-                          self.call,
-                          workflow_cmd.Validate,
-                          app_args=['wf.yaml'])
+        result = self.call(workflow_cmd.Validate, app_args=['wf.yaml'])
+
+        self.assertEqual(result[1], (False, 'Invalid DSL...'))