more test coverage

tests/test_sopsutil.py

@@ -0,0 +1,54 @@
+from __future__ import annotations
+
+import pytest
+
+from enroll.sopsutil import SopsError, _pgp_arg, find_sops_cmd, require_sops_cmd
+
+
+def test_find_sops_cmd():
+    result = find_sops_cmd()
+    if result is None:
+        pytest.skip("sops not installed")
+    assert result.endswith("sops")
+
+
+def test_require_sops_cmd():
+    exe = require_sops_cmd()
+    assert exe is not None
+    assert "sops" in exe
+
+
+def test_require_sops_cmd_raises_when_not_found(monkeypatch):
+    import enroll.sopsutil as s
+
+    def fake_find():
+        return None
+
+    monkeypatch.setattr(s, "find_sops_cmd", fake_find)
+
+    with pytest.raises(SopsError) as exc_info:
+        require_sops_cmd()
+
+    assert "sops" in str(exc_info.value).lower()
+    assert "not found" in str(exc_info.value).lower()
+
+
+def test_pgp_arg_with_empty_fingerprints():
+    with pytest.raises(SopsError) as exc_info:
+        _pgp_arg([])
+    assert "No GPG fingerprints" in str(exc_info.value)
+
+
+def test_pgp_arg_with_whitespace_fingerprints():
+    result = _pgp_arg(["  ", "ABC123", "  DEF456  "])
+    assert result == "ABC123,DEF456"
+
+
+def test_pgp_arg_with_single_fingerprint():
+    result = _pgp_arg(["ABC123DEF456"])
+    assert result == "ABC123DEF456"
+
+
+def test_pgp_arg_with_multiple_fingerprints():
+    result = _pgp_arg(["ABC123", "DEF456", "GHI789"])
+    assert result == "ABC123,DEF456,GHI789"