tests: add config tests

tests/test_config.py

@@ -0,0 +1,72 @@
+import shutil
+import tempfile
+from pathlib import Path
+from tempfile import NamedTemporaryFile
+
+import pytest
+import yaml
+
+from halig.config import get_config, Config, EncryptionKeysConfig
+from halig.exceptions import ConfigFileDoesNotExist, ConfigFileIsInvalid
+
+
+@pytest.fixture()
+def tmpfile():
+    _tmpfile = NamedTemporaryFile(delete=False)
+    with open(_tmpfile.name, "w") as file:
+        yield file
+    Path(_tmpfile.name).unlink()
+
+
+@pytest.fixture()
+def tmpdir():
+    tmpdir = Path(tempfile.mkdtemp())
+    yield tmpdir
+    shutil.rmtree(tmpdir)
+
+
+def test_get_config_raises_config_file_does_not_exist():
+    with pytest.raises(ConfigFileDoesNotExist):
+        get_config(Path("/foobar"))
+
+
+def test_get_config_with_empty_file_raises_invalid_config_file():
+    with pytest.raises(ConfigFileIsInvalid):
+        with NamedTemporaryFile() as f:
+            get_config(Path(f.name))
+
+
+def test_get_config_raises_invalid_config_file_00(tmpfile):
+    tmpfile.write("foobar")
+    with pytest.raises(ConfigFileIsInvalid):
+        get_config(Path(tmpfile.name))
+
+
+def test_get_config_raises_invalid_config_file_01(tmpfile):
+    yaml.dump({"foo": "bar"}, tmpfile, Dumper=yaml.SafeDumper)
+    with pytest.raises(ConfigFileIsInvalid):
+        get_config(Path(tmpfile.name))
+
+
+def test_get_config(tmpdir):
+    notes_root_path = Path(tmpdir / "notes")
+    notes_root_path.mkdir(exist_ok=True)
+    age_binary_path = Path(tmpdir / "age")
+    age_binary_path.touch(exist_ok=True)
+    encryption_keys_root_path = Path(tmpdir / "encryption_keys")
+    encryption_keys_root_path.mkdir(exist_ok=True)
+    public_key_path = Path(encryption_keys_root_path / "public.key")
+    public_key_path.touch(exist_ok=True)
+    private_key_path = Path(encryption_keys_root_path / "private.key")
+    private_key_path.touch(exist_ok=True)
+    config = Config(
+        notes_root_path=notes_root_path,
+        age_binary_path=age_binary_path,
+        encryption_keys=EncryptionKeysConfig(
+            public_key_path=public_key_path, private_key_path=private_key_path
+        ),
+    )
+    assert config.notes_root_path == notes_root_path
+    assert config.age_binary_path == age_binary_path
+    assert config.encryption_keys.public_key_path == public_key_path
+    assert config.encryption_keys.private_key_path == private_key_path