Basic testcase setup

Author: einarf

.travis.yml

@@ -7,6 +7,11 @@ matrix:
    - env: TOXENV=pep8
      python: 3.6
 
-install: pip install tox
+install: 
+  - export DISPLAY=:99.0; sh -e /etc/init.d/xvfb start
+  - pip install tox
+  - pip install pytest
 
-script: tox
+script:
+  - tox
+  - pytest

demosys/test/__init__.py

@@ -0,0 +1 @@
+from .testcase import DemosysTestCase  # noqa

demosys/test/testcase.py

@@ -0,0 +1,30 @@
+from unittest import TestCase
+
+import demosys
+from demosys import context, resources
+from demosys.opengl import ShaderProgram, TextureArray
+from demosys.view import controller
+
+demosys.setup()
+controller.create_window()
+
+
+class DemosysTestCase(TestCase):
+    window = context.window()
+
+    def create_shader(self, source):
+        program = ShaderProgram(name="test")
+        program.set_source(source)
+        return program
+
+    def get_shader(self, path):
+        return resources.shaders.get(path, create=True)
+
+    def get_texture(self, path):
+        return resources.textures.get(path, create=True)
+
+    def get_texture_array(self, path, layers=0):
+        return resources.textures.get(path, create=True, cls=TextureArray, layers=layers)
+
+    def get_track(self, name):
+        return resources.tracks.get(name)

demosys/view/controller.py

@@ -15,17 +15,22 @@
 from demosys.utils import module_loading
 
 
+def create_window():
+    window_cls_name = settings.WINDOW.get('class', 'demosys.context.glfw.GLFW_Window')
+    print("window class", window_cls_name)
+    window_cls = module_loading.import_string(window_cls_name)
+    window = window_cls()
+    window.print_context_info()
+    return window
+
+
 def run(manager=None):
     """
     Initialize, load and run
 
     :param manager: The effect manager to use
     """
-    window_cls_name = settings.WINDOW.get('class', 'demosys.context.glfw.GLFW_Window')
-    print("window class", window_cls_name)
-    window_cls = module_loading.import_string(window_cls_name)
-    window = window_cls()
-    window.print_context_info()
+    window = create_window()
     window.manager = manager
 
     print("Loader started at", time.time())

tests/settings.py

@@ -23,6 +23,8 @@
     "cursor": True,
 }
 
+HEADLESS_FRAMES = 1
+
 # MUSIC = os.path.join(PROJECT_DIR, 'resources/music/tg2035.mp3')
 TIMER = 'demosys.timers.Timer'
 # TIMER = 'demosys.timers.RocketTimer'

tests/test_stuff.py

@@ -0,0 +1,25 @@
+from demosys.test import DemosysTestCase
+from demosys.opengl import FBO
+
+
+class SuffTest(DemosysTestCase):
+
+    def test_stuff(self):
+        FBO.create((10, 10), depth=True)
+
+    def test_shader(self):
+        self.create_shader(
+            """#version 330
+            #if defined VERTEX_SHADER
+            in vec3 in_position;
+            void main() {
+            	gl_Position = vec4(in_position, 1.0);
+            }
+            #elif defined FRAGMENT_SHADER
+            out vec4 fragColor;
+            void main() {
+                fragColor = vec4(1.0);
+            }
+            #endif
+            """
+        )

tests/test_window.py

@@ -0,0 +1,13 @@
+import moderngl
+from demosys.conf import settings
+from demosys.test import DemosysTestCase
+
+
+class WindowTestCase(DemosysTestCase):
+
+    def test_ctx(self):
+        assert isinstance(self.window.ctx, moderngl.Context)
+
+    def test_size(self):
+        assert self.window.width == settings.WINDOW['size'][0]
+        assert self.window.height == settings.WINDOW['size'][1]