tests best practices

tests/test_inkycal_slideshow.py

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+"""
+Slideshow test (inkycal_slideshow)
+"""
+import logging
+import os
+import unittest
+
+import requests
+from PIL import Image
+
+from inkycal.modules import Slideshow
+from inkycal.modules.inky_image import Inkyimage
+from tests import Config
+
+preview = Inkyimage.preview
+merge = Inkyimage.merge
+
+if not os.path.exists("tmp"):
+    os.mkdir("tmp")
+
+im_urls = [
+    "https://github.com/aceinnolab/Inkycal/raw/assets/Repo/coffee.png",
+    "https://github.com/aceinnolab/Inkycal/raw/assets/Repo/coffee.png"
+]
+
+for count, url in enumerate(im_urls):
+    im = Image.open(requests.get(url, stream=True).raw)
+    im.save(f"tmp/{count}.png", "PNG")
+
+test_path = "tmp"
+
+logger = logging.getLogger(__name__)
+logging.basicConfig(level=logging.DEBUG)
+
+tests = [
+    {
+        "name": "Slideshow",
+        "config": {
+            "size": [400, 200],
+            "path": test_path,
+            "palette": "bwy",
+            "autoflip": True,
+            "orientation": "vertical",
+            "padding_x": 10,
+            "padding_y": 10,
+            "fontsize": 12,
+            "language": "en"
+        }
+    },
+    {
+        "name": "Slideshow",
+        "config": {
+            "size": [800, 500],
+            "path": test_path,
+            "palette": "bw",
+            "autoflip": True,
+            "orientation": "vertical",
+            "padding_x": 10,
+            "padding_y": 10,
+            "fontsize": 12,
+            "language": "en"
+        }
+    },
+    {
+        "name": "Slideshow",
+        "config": {
+            "size": [400, 100],
+            "path": test_path,
+            "palette": "bwr",
+            "autoflip": False,
+            "orientation": "vertical",
+            "padding_x": 10,
+            "padding_y": 10,
+            "fontsize": 12,
+            "language": "en"
+        }
+    },
+    {
+        "name": "Slideshow",
+        "config": {
+            "size": [400, 100],
+            "path": test_path,
+            "palette": "bwy",
+            "autoflip": True,
+            "orientation": "vertical",
+            "padding_x": 10,
+            "padding_y": 10,
+            "fontsize": 12,
+            "language": "en"
+        }
+    },
+    {
+        "name": "Slideshow",
+        "config": {
+            "size": [400, 100],
+            "path": test_path,
+            "palette": "bwy",
+            "autoflip": True,
+            "orientation": "horizontal",
+            "padding_x": 10,
+            "padding_y": 10,
+            "fontsize": 12,
+            "language": "en"
+        }
+    },
+    {
+        "name": "Slideshow",
+        "config": {
+            "size": [500, 800],
+            "path": test_path,
+            "palette": "bw",
+            "autoflip": True,
+            "orientation": "vertical",
+            "padding_x": 0,
+            "padding_y": 0,
+            "fontsize": 12,
+            "language": "en"
+        }
+    },
+    {
+        "position": 1,
+        "name": "Slideshow",
+        "config": {
+            "size": [500, 800],
+            "path": test_path,
+            "palette": "bwr",
+            "autoflip": True,
+            "orientation": "vertical",
+            "padding_x": 20,
+            "padding_y": 20,
+            "fontsize": 12,
+            "language": "en"
+        }
+    },
+]
+
+
+class TestSlideshow(unittest.TestCase):
+
+    def test_generate_image(self):
+        for test in tests:
+            logger.info(f'test {tests.index(test) + 1} generating image..')
+            module = Slideshow(test)
+            im_black, im_colour = module.generate_image()
+            logger.info('OK')
+            if Config.USE_PREVIEW:
+                preview(merge(im_black, im_colour))
+
+    def test_switch_to_next_image(self):
+        logger.info(f'testing switching to next images..')
+        module = Slideshow(tests[0])
+        im_black, im_colour = module.generate_image()
+        if Config.USE_PREVIEW:
+            preview(merge(im_black, im_colour))
+
+        im_black, im_colour = module.generate_image()
+        if Config.USE_PREVIEW:
+            preview(merge(im_black, im_colour))
+
+        im_black, im_colour = module.generate_image()
+        if Config.USE_PREVIEW:
+            preview(merge(im_black, im_colour))
+
+        logger.info('OK')