Added template acceptance/validation tests

plotly/tests/test_core/test_graph_objs/test_template.py

@@ -0,0 +1,103 @@
+from __future__ import absolute_import
+from unittest import TestCase
+from nose.tools import raises
+
+import plotly.graph_objs as go
+
+
+class TemplateTest(TestCase):
+
+    def test_starts_as_none(self):
+        fig = go.Figure()
+        self.assertIsNone(fig.layout.template)
+
+    def test_init_in_figure_constructor(self):
+        fig = go.Figure(layout={
+            'template': {'layout': {'title': 'Hello, world'}}})
+
+        self.assertEqual(fig.layout.template,
+                         go.layout.Template(layout={'title': 'Hello, world'}))
+
+        self.assertEqual(fig.to_dict(),
+                         {'data': [],
+                          'layout': {
+                              'template': {
+                                  'layout': {'title': 'Hello, world'}}}})
+
+    def test_init_in_property_assignment(self):
+        fig = go.Figure()
+
+        fig.layout.template = {}
+        fig.layout.template = go.layout.Template(
+            layout={'title': 'Hello, world'})
+
+        self.assertEqual(fig.layout.template,
+                         go.layout.Template(layout={'title': 'Hello, world'}))
+
+        self.assertEqual(fig.to_dict(),
+                         {'data': [],
+                          'layout': {
+                              'template': {
+                                  'layout': {'title': 'Hello, world'}}}})
+
+    def test_defaults_in_constructor(self):
+        fig = go.Figure(layout={
+            'template': {
+                'layout': {
+                    'imagedefaults': {'sizex': 500}}}})
+
+        self.assertEqual(fig.layout.template.layout.imagedefaults,
+                         go.layout.Image(sizex=500))
+
+        self.assertEqual(fig.to_dict(),
+                         {'data': [],
+                          'layout': {
+                             'template': {
+                                 'layout': {
+                                     'imagedefaults': {'sizex': 500}}}}})
+
+    def test_defaults_in_property_assignment(self):
+        fig = go.Figure()
+
+        fig.layout.template = {}
+        fig.layout.template.layout.sliderdefaults = \
+            go.layout.Slider(bgcolor='green')
+
+        self.assertEqual(fig.layout.template.layout.sliderdefaults,
+                         go.layout.Slider(bgcolor='green'))
+
+        self.assertEqual(fig.to_dict(),
+                         {'data': [],
+                          'layout': {
+                             'template': {
+                                 'layout': {
+                                     'sliderdefaults': {
+                                         'bgcolor': 'green'}}}}})
+
+    @raises(ValueError)
+    def test_invalid_defaults_property_name_constructor(self):
+        go.Figure(layout={
+            'template': {
+                'layout': {
+                    'imagedefaults': {'bogus': 500}}}})
+
+    @raises(ValueError)
+    def test_invalid_defaults_property_value_constructor(self):
+        go.Figure(layout={
+            'template': {
+                'layout': {
+                    'imagedefaults': {'sizex': 'str not number'}}}})
+
+    @raises(ValueError)
+    def test_invalid_defaults_property_name_constructor(self):
+        go.Figure(layout={
+            'template': {
+                'layout': {
+                    'xaxis': {'bogus': 500}}}})
+
+    @raises(ValueError)
+    def test_invalid_defaults_property_value_constructor(self):
+        go.Figure(layout={
+            'template': {
+                'layout': {
+                    'xaxis': {'range': 'str not tuple'}}}})