1 files changed, 80 insertions, 0 deletions
diff --git a/packages/meshbay-node/tests/test_platform.py b/packages/meshbay-node/tests/test_platform.py
index f9464c3..7042afb 100644
--- a/packages/meshbay-node/tests/test_platform.py
+++ b/packages/meshbay-node/tests/test_platform.py
@@ -5,6 +5,7 @@ here by monkeypatching that (and `os.environ`) rather than only on the OS the
 suite happens to run on.
 """
 
+import os
 import asyncio
 import sys
 from pathlib import Path
@@ -177,3 +178,82 @@ def test_autostart_run_refuses_off_windows(monkeypatch):
     monkeypatch.setattr(sys, "platform", "linux")
     with pytest.raises(RuntimeError, match="Windows-only"):
         plat.autostart_run()
+
+
+# ── Packaged defaults ────────────────────────────────────────────────────────
+
+def test_frozen_build_finds_default_env_beside_the_executable(monkeypatch, tmp_path):
+    """Where build-node-runtime.ps1 puts it, alongside ffmpeg."""
+    exe = tmp_path / "meshbay-node.exe"
+    exe.write_bytes(b"")
+    (tmp_path / "default.env").write_text("MESHBAY_TMDB_DEFAULT_TOKEN=eyJtest\n")
+    monkeypatch.setattr(sys, "frozen", True, raising=False)
+    monkeypatch.setattr(sys, "executable", str(exe))
+    assert plat.packaged_default_env() == tmp_path / "default.env"
+
+
+def test_source_checkout_has_no_packaged_default(monkeypatch, tmp_path):
+    monkeypatch.setattr(sys, "frozen", False, raising=False)
+    monkeypatch.setattr(sys, "executable", str(tmp_path / "python"))
+    monkeypatch.setattr(plat, "Path", Path)
+    # /opt/meshbay-node/share/default.env is absent on a dev machine
+    assert plat.packaged_default_env() is None
+
+
+def test_install_node_env_copies_once(monkeypatch, tmp_path):
+    src = tmp_path / "default.env"
+    src.write_text("MESHBAY_TMDB_DEFAULT_TOKEN=eyJfirst\n")
+    monkeypatch.setattr(plat, "packaged_default_env", lambda: src)
+    cfg = tmp_path / "config"
+    cfg.mkdir()
+
+    written = plat.install_node_env(cfg)
+    assert written == cfg / "node.env"
+    assert "eyJfirst" in written.read_text()
+
+
+def test_install_node_env_never_overwrites_operator_values(monkeypatch, tmp_path):
+    """An existing node.env holds the operator's own token; clobbering it would
+    silently downgrade a configured node to the shared default."""
+    src = tmp_path / "default.env"
+    src.write_text("MESHBAY_TMDB_DEFAULT_TOKEN=eyJpackaged\n")
+    monkeypatch.setattr(plat, "packaged_default_env", lambda: src)
+    cfg = tmp_path / "config"
+    cfg.mkdir()
+    (cfg / "node.env").write_text("MESHBAY_TMDB_DEFAULT_TOKEN=eyJoperator\n")
+
+    assert plat.install_node_env(cfg) is None
+    assert "eyJoperator" in (cfg / "node.env").read_text()
+
+
+def test_install_node_env_is_a_noop_without_a_package(monkeypatch, tmp_path):
+    monkeypatch.setattr(plat, "packaged_default_env", lambda: None)
+    assert plat.install_node_env(tmp_path) is None
+    assert not (tmp_path / "node.env").exists()
+
+
+def test_load_node_env_sets_names(monkeypatch, tmp_path):
+    (tmp_path / "node.env").write_text(
+        "# a comment\n"
+        "\n"
+        "MESHBAY_TMDB_DEFAULT_TOKEN=eyJloaded\n"
+        'QUOTED="value"\n'
+    )
+    monkeypatch.delenv("MESHBAY_TMDB_DEFAULT_TOKEN", raising=False)
+    monkeypatch.delenv("QUOTED", raising=False)
+    assert plat.load_node_env(tmp_path) == 2
+    assert os.environ["MESHBAY_TMDB_DEFAULT_TOKEN"] == "eyJloaded"
+    assert os.environ["QUOTED"] == "value"
+
+
+def test_load_node_env_does_not_override_the_environment(monkeypatch, tmp_path):
+    """systemd may have loaded the same file already, and an operator export
+    must win over a packaged default."""
+    (tmp_path / "node.env").write_text("MESHBAY_TMDB_DEFAULT_TOKEN=eyJfromfile\n")
+    monkeypatch.setenv("MESHBAY_TMDB_DEFAULT_TOKEN", "eyJfromenv")
+    assert plat.load_node_env(tmp_path) == 0
+    assert os.environ["MESHBAY_TMDB_DEFAULT_TOKEN"] == "eyJfromenv"
+
+
+def test_load_node_env_tolerates_a_missing_file(tmp_path):
+    assert plat.load_node_env(tmp_path) == 0