Housekeeping and polish based on test discoveries

tests/test_node_deployer.py

@@ -0,0 +1,88 @@
+import atexit
+import filecmp
+from pathlib import Path
+import pickle
+import shutil
+
+from node_deployer.config import config
+import tomllib
+
+
+config.update_config("test")
+config.BUILD_DIR = config.BUILD_DIR / "tests"
+atexit.register(lambda: shutil.rmtree(config.BUILD_DIR, ignore_errors=True))
+
+from node_deployer import autoignition, create_img  # noqa: E402
+
+
+with open(config.PROJECT_ROOT / "tests/data/node_deployer/test_args.toml", "rb") as f:
+    TEST_PARAMS = tomllib.load(f)
+
+
+class TestAutoignition:
+    def test_json_to_img(self, tmp_path: Path):
+        tmp_path.mkdir(parents=True, exist_ok=True)
+        autoignition.json_to_img(
+            config.PROJECT_ROOT / "tests/data/node_deployer/fuelignition.json",
+            tmp_path / "ignition.img",
+        )
+        assert filecmp.cmp(
+            config.PROJECT_ROOT / "tests/data/node_deployer/ignition.img",
+            tmp_path / "ignition.img",
+        )
+
+
+class TestCreateImg:
+    def test_load_template(self):
+        template = create_img.load_template()
+        with open(
+            config.PROJECT_ROOT / "tests/data/node_deployer/create_img/load_template.pkl", "rb"
+        ) as f:
+            assert pickle.load(f) == template
+
+    def test_apply_ignition_settings(self):
+        with open(
+            config.PROJECT_ROOT / "tests/data/node_deployer/create_img/load_template.pkl",
+            mode="rb",
+        ) as f:
+            template = pickle.load(f)
+        test_result = create_img.apply_ignition_settings(
+            template,
+            **TEST_PARAMS["create_img"]["apply_ignition_settings"],
+        )
+        with open(
+            config.PROJECT_ROOT / "tests/data/node_deployer/create_img/apply_ignition_settings.pkl",
+            mode="rb",
+        ) as f:
+            expected = pickle.load(f)
+
+        assert expected == test_result
+
+    def test_create_img(self, tmp_path: Path):
+        tmp_path.mkdir(parents=True, exist_ok=True)
+        create_img.create_img(
+            **TEST_PARAMS["create_img"]["create_img"],
+            img_path=tmp_path / "ignition.img",
+        )
+        assert filecmp.cmp(
+            tmp_path / "ignition.img",
+            config.PROJECT_ROOT / "tests/data/node_deployer/ignition.img",
+        )
+
+
+# class TestWriteDisk:
+#     def init(self):
+#         test_target = config.BUILD_DIR / "ignition.img"
+#         if not test_target.exists():
+#             test_target.write_bytes(
+#                 Path(config.PROJECT_ROOT / "tests/data/node_deployer/ignition.img").read_bytes()
+#             )
+
+#     def test_validation_result(self):
+#         raise NotImplementedError
+
+#     def test_filter_validation_result(self):
+#         raise NotImplementedError
+
+#     def test_validate(self):
+#         raise NotImplementedError