# Copyright (C) 2003-2023 Namcap contributors, see AUTHORS for details.
# SPDX-License-Identifier: GPL-2.0-or-later

import os
from unittest.mock import patch

import Namcap.rules.qmldepends
from Namcap.package import pyalpm_handle
from Namcap.tests.makepkg import MakepkgTest


class _DbWithout:
    """Test double of the local package database which pretends that
    a given package is not installed locally, even if it really is."""

    def __init__(self, pkgname):
        self.pkgcache = [
            alpmPackage for alpmPackage in pyalpm_handle.get_localdb().pkgcache if alpmPackage.name != pkgname
        ]


class _AlpmWithout:
    """Test double of the PyAlpm handle which pretends that a given
    package is not installed locally, even if it really is."""

    def __init__(self, pkgname):
        self.load_pkg = pyalpm_handle.load_pkg
        self.localdb = _DbWithout(pkgname)

    def get_localdb(self):
        return self.localdb


class QmlDependsTest(MakepkgTest):
    pkgbuild = """
pkgname=__namcap_test_qmldepends
pkgver=1.0
pkgrel=1
pkgdesc="A package"
arch=('any')
url="http://www.example.com/"
license=('GPL')
depends=()
source=()
build() {
  echo "import QtQuick.Window 2.0" > main.qml
  echo "import QtTest" > not-a-qml-file
}
package() {
  install -Dm 644 main.qml not-a-qml-file -t "$pkgdir"/usr/bin
}
"""

    # This test assumes that the `qt6-declarative` package is not installed.
    # Temporarily stub the local package database to ensure that condition
    # even if the host system really has the package installed.
    @patch.object(Namcap.package, "pyalpm_handle", _AlpmWithout("qt6-declarative"))
    def test_qmldepends(self):
        "Package with missing pacman dependency"
        pkgfile = "__namcap_test_qmldepends-1.0-1-any.pkg.tar"
        with open(os.path.join(self.tmpdir, "PKGBUILD"), "w") as f:
            f.write(self.pkgbuild)
        self.run_makepkg()
        pkg, r = self.run_rule_on_tarball(os.path.join(self.tmpdir, pkgfile), Namcap.rules.qmldepends.QmlDependencyRule)
        self.assertEqual(
            r.warnings,
            [("qml-module-no-package-associated %s %s", ("QtQuick.Window", "['usr/bin/main.qml']"))],
        )
        self.assertEqual(r.errors, [])