feat: add theme parameter on TnsAsserts.created() (#23)

New:
- Add theme parameter on TnsAsserts.created()

Fixed:
-  Schematics tests where project is created with out styling

Author: dtopuzov

products/nativescript/tns_assert.py

@@ -12,13 +12,14 @@
 class TnsAssert(object):
 
     @staticmethod
-    def created(app_name, output=None, app_data=None, path=Settings.TEST_RUN_HOME):
+    def created(app_name, output=None, app_data=None, path=Settings.TEST_RUN_HOME, theme=True):
         """
         Verify app is created properly.
         :param app_name: Name of the app.
         :param output: Console output of `tns create` command.
         :param app_data: AppInfo object.
         :param path: Base path where app is created.
+        :param theme: If true it will verify default {N} theme is installed.
         """
         # Assert app exists
         app_path = os.path.join(path, app_name)
@@ -40,7 +41,8 @@ def created(app_name, output=None, app_data=None, path=Settings.TEST_RUN_HOME):
             assert File.exists(os.path.join(node_path, 'tns-core-modules', 'tns-core-modules.d.ts'))
 
             # Verify {N} core theme is installed
-            assert Folder.exists(os.path.join(node_path, 'nativescript-theme-core')), '{N} theme do not exists in app.'
+            if theme:
+                assert Folder.exists(os.path.join(node_path, 'nativescript-theme-core')), '{N} theme do not exists.'
 
             # Verify webpack is installed
             before_watch_hooks = os.path.join(app_path, 'hooks', 'before-watch')

tests/code_sharing/ng_new_tests.py

@@ -104,7 +104,12 @@ def create_and_run(shared=True, sample=False, theme=True, style=None, prefix=Non
         # Create shared project with sample data
         result = NG.new(collection=NS_SCHEMATICS, project=NGNewTests.app_name, theme=theme, shared=shared,
                         sample=sample, style=style, prefix=prefix, source_dir=source_dir, webpack=webpack)
-        TnsAssert.created(app_name=NGNewTests.app_name, app_data=app_data)
+
+        # Verify valid {N} app is created
+        theme = True
+        if style is None:
+            theme = False
+        TnsAssert.created(app_name=NGNewTests.app_name, app_data=app_data, theme=theme)
         assert 'Directory is already under version control. Skipping initialization of git.' in result.output, \
             'Git init should be skipped because app is created already existing repo (the one with tests).'