# tests/test_updater_manifest.py
# Unit tests for scripts/updater_manifest.py — Tauri updater `latest.json` builder.
import json
import sys
from pathlib import Path

SCRIPTS_DIR = Path(__file__).resolve().parent.parent / "scripts"
sys.path.insert(0, str(SCRIPTS_DIR))

from updater_manifest import build_updater_manifest  # noqa: E402


def _write(path: Path, content: str = "") -> None:
    path.parent.mkdir(parents=True, exist_ok=True)
    path.write_text(content, encoding="utf-8")


def _make_desktop(tmp_path: Path, version: str = "2.3.0") -> Path:
    desktop = tmp_path / "desktop"
    _write(desktop / "tauri.conf.json", json.dumps({"version": version}))
    return desktop


def _add_signed_bundle(desktop: Path, rel: str, signature: str) -> None:
    bundle = desktop / rel
    _write(bundle, "binary")
    _write(bundle.with_name(bundle.name + ".sig"), signature)


def test_manifest_both_platforms(tmp_path):
    desktop = _make_desktop(tmp_path, "2.3.0")
    _add_signed_bundle(
        desktop, "target/release/bundle/nsis/ObsiGate_2.3.0_x64-setup.exe", "sig-win"
    )
    _add_signed_bundle(
        desktop, "target/release/bundle/appimage/ObsiGate_2.3.0_amd64.AppImage", "sig-lin"
    )

    manifest = build_updater_manifest(
        desktop,
        "v2.3.0",
        "https://git.example.com",
        "Org/Repo",
        notes="Hello",
        pub_date="2026-09-12T00:00:00Z",
    )

    assert manifest["version"] == "2.3.0"
    assert manifest["notes"] == "Hello"
    assert manifest["pub_date"] == "2026-09-12T00:00:00Z"
    assert set(manifest["platforms"]) == {"windows-x86_64", "linux-x86_64"}
    assert manifest["platforms"]["windows-x86_64"] == {
        "signature": "sig-win",
        "url": (
            "https://git.example.com/Org/Repo/releases/download/v2.3.0/"
            "ObsiGate_2.3.0_x64-setup.exe"
        ),
    }
    assert manifest["platforms"]["linux-x86_64"]["url"].endswith(
        "ObsiGate_2.3.0_amd64.AppImage"
    )


def test_manifest_prefers_nsis_over_msi(tmp_path):
    desktop = _make_desktop(tmp_path)
    _add_signed_bundle(
        desktop, "target/release/bundle/nsis/ObsiGate_2.3.0_x64-setup.exe", "sig-nsis"
    )
    _add_signed_bundle(
        desktop, "target/release/bundle/msi/ObsiGate_2.3.0_x64_en-US.msi", "sig-msi"
    )

    manifest = build_updater_manifest(desktop, "v2.3.0")
    assert manifest["platforms"]["windows-x86_64"]["signature"] == "sig-nsis"


def test_manifest_falls_back_to_msi_when_nsis_unsigned(tmp_path):
    desktop = _make_desktop(tmp_path)
    _write(desktop / "target/release/bundle/nsis/ObsiGate_2.3.0_x64-setup.exe", "binary")
    _add_signed_bundle(
        desktop, "target/release/bundle/msi/ObsiGate_2.3.0_x64_en-US.msi", "sig-msi"
    )

    manifest = build_updater_manifest(desktop, "v2.3.0")
    assert manifest["platforms"]["windows-x86_64"]["signature"] == "sig-msi"


def test_manifest_skips_unsigned_platform(tmp_path):
    desktop = _make_desktop(tmp_path)
    _add_signed_bundle(
        desktop, "target/release/bundle/nsis/ObsiGate_2.3.0_x64-setup.exe", "sig-win"
    )

    manifest = build_updater_manifest(desktop, "v2.3.0")
    assert set(manifest["platforms"]) == {"windows-x86_64"}


def test_manifest_none_when_no_artifacts(tmp_path):
    desktop = _make_desktop(tmp_path)
    assert build_updater_manifest(desktop, "v2.3.0") is None


def test_manifest_none_when_unsigned(tmp_path):
    desktop = _make_desktop(tmp_path)
    _write(desktop / "target/release/bundle/nsis/ObsiGate_2.3.0_x64-setup.exe", "binary")
    assert build_updater_manifest(desktop, "v2.3.0") is None


def test_manifest_generates_iso_pub_date(tmp_path):
    desktop = _make_desktop(tmp_path)
    _add_signed_bundle(
        desktop, "target/release/bundle/nsis/ObsiGate_2.3.0_x64-setup.exe", "sig"
    )
    manifest = build_updater_manifest(desktop, "v2.3.0")
    assert manifest["pub_date"].endswith("Z")
    assert "T" in manifest["pub_date"]


def test_manifest_reads_version_from_tauri_conf(tmp_path):
    desktop = _make_desktop(tmp_path, "9.9.9")
    _add_signed_bundle(
        desktop, "target/release/bundle/nsis/ObsiGate_9.9.9_x64-setup.exe", "sig"
    )
    manifest = build_updater_manifest(desktop, "v9.9.9")
    assert manifest["version"] == "9.9.9"