feat: add Python-alpine Dockerfile for enhanced build process and testing with id-configurator

Signed-off-by: d9pouces <github@19pouces.net>

tests/test_npm.py

@@ -0,0 +1,71 @@
+from id_configurator.config import Configuration
+from id_configurator.context import Context
+from id_configurator.modules.npm import NpmModule
+
+CONFIG_WITH_REPO = {
+    "uuid": "12345678-1234-5678-1234-567812345678",
+    "organisation": "InterDiode",
+    "configurations": {
+        "npm": {"repositories": [{"name": "demo", "url": "https://example.invalid/"}]}
+    },
+}
+
+CONFIG_WITH_TWO_REPOS = {
+    "uuid": "12345678-1234-5678-1234-567812345678",
+    "organisation": "InterDiode",
+    "configurations": {
+        "npm": {
+            "repositories": [
+                {"name": "demo", "url": "https://example.invalid/"},
+                {"name": "myorg", "url": "https://other.invalid/"},
+            ]
+        }
+    },
+}
+
+EMPTY_CONFIG = {
+    "uuid": "12345678-1234-5678-1234-567812345678",
+    "organisation": "InterDiode",
+}
+
+
+def make_config(data: dict) -> Configuration:
+    return Configuration.model_validate(data)
+
+
+def test_is_relevant_false_when_no_repositories(tmp_path) -> None:
+    context = Context(config=make_config(EMPTY_CONFIG), dst=tmp_path / "dst", src=None)
+    assert NpmModule().is_relevant(context) is False
+
+
+def test_is_relevant_true_with_repository(tmp_path) -> None:
+    context = Context(
+        config=make_config(CONFIG_WITH_REPO), dst=tmp_path / "dst", src=None
+    )
+    assert NpmModule().is_relevant(context) is True
+
+
+def test_apply_writes_default_registry_and_cafile(tmp_path) -> None:
+    dst = tmp_path / "dst"
+    context = Context(config=make_config(CONFIG_WITH_REPO), dst=dst, src=None)
+
+    NpmModule().apply(context)
+
+    npmrc = (dst / "usr/local/etc/npmrc").read_text(encoding="utf-8")
+    assert npmrc == (
+        "cafile=/etc/ssl/certs/ca-certificates.crt\nregistry=https://example.invalid/\n"
+    )
+
+
+def test_apply_writes_additional_repositories_scoped(tmp_path) -> None:
+    dst = tmp_path / "dst"
+    context = Context(config=make_config(CONFIG_WITH_TWO_REPOS), dst=dst, src=None)
+
+    NpmModule().apply(context)
+
+    npmrc = (dst / "usr/local/etc/npmrc").read_text(encoding="utf-8")
+    assert npmrc == (
+        "cafile=/etc/ssl/certs/ca-certificates.crt\n"
+        "registry=https://example.invalid/\n"
+        "@myorg:registry=https://other.invalid/\n"
+    )