Additional Example Cases

pyproject.toml

@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "pytest-csv-params"
-version = "0.3.2"
+version = "0.3.3"
 description = "Pytest plugin for Test Case Parametrization with CSV files"
 authors = ["Juergen Edelbluth <csv_params@jued.de>"]
 license = "MIT"

tests/assets/blog-example.csv

@@ -0,0 +1,4 @@
+"Order-Ref #", "Anz. Schrauben-Päck.", "Dim. Schrauben-Päck.", "Anz. Scheiben-Päck.", "Dim. Scheiben-Päck.", "Volumen Container"
+"221-12-A-24", "670", "30 x 50 x 70 mm", "150", "40 x 50 x 70 mm", "1 m³"
+"281-13-C-15", "5000", "30 x 50 x 70 mm", "10000", "40 x 50 x 70 mm", "5 m³"
+"281-13-C-76", "50000", "35 x 55 x 75 mm", "5000", "50 x 60 x 90 mm", "10 m³"

tests/test_blog_example.py

@@ -0,0 +1,57 @@
+"""
+This is a test example for a blog post
+"""
+import re
+from math import ceil
+from os.path import join, dirname
+
+from pytest_csv_params.decorator import csv_params
+
+
+def get_volume(size_data: str) -> int:
+    """
+    Get the volume from size data, return it as mm³
+    """
+    matcher = re.compile(r"^\D*(?P<l>\d+)\D+(?P<d>\d+)\D+(?P<h>\d+)\D+$").match(size_data)
+    return int(matcher.group("l")) * int(matcher.group("d")) * int(matcher.group("h"))
+
+
+def get_container_volume(container_size: str) -> int:
+    """
+    Get the container size (remove the unit, as mm³)
+    """
+
+    matcher = re.compile(r"^\D*(?P<size>\d+)\D+$").match(container_size)
+    return int(matcher.group("size")) * 1_000_000_000
+
+
+@csv_params(
+    data_file=join(dirname(__file__), "assets", "blog-example.csv"),
+    id_col="Order-Ref #",
+    header_renames={
+        "Anz. Schrauben-Päck.": "anz_schrauben",
+        "Dim. Schrauben-Päck.": "vol_schrauben",
+        "Anz. Scheiben-Päck.": "anz_scheiben",
+        "Dim. Scheiben-Päck.": "vol_scheiben",
+        "Volumen Container": "vol_container",
+    },
+    data_casts={
+        "anz_schrauben": int,
+        "anz_scheiben": int,
+        "vol_schrauben": get_volume,
+        "vol_scheiben": get_volume,
+        "vol_container": get_container_volume,
+    },
+)
+def test_does_it_fit(anz_schrauben: int, vol_schrauben: int, anz_scheiben: int, vol_scheiben: int, vol_container: int) -> None:
+    """
+    Simple test to see if all fits in an container
+    """
+
+    available_container_sizes = map(lambda x: x * 1_000_000_000, [1, 5, 10])
+
+    size_required = (anz_schrauben * vol_schrauben) + (anz_scheiben * vol_scheiben)
+
+    # Smallest possible Container ordered?
+    smallest_possible_container = min(filter(lambda x: x >= size_required, available_container_sizes))
+    assert vol_container == smallest_possible_container