#
# SPDX-License-Identifier: MIT
#

from oeqa.selftest.case import OESelftestTestCase
from oeqa.utils.commands import runCmd, bitbake, get_bb_var, get_bb_vars
from oeqa.utils.decorators import testcase
from oeqa.utils.ftools import write_file

import oe.recipeutils

class Distrodata(OESelftestTestCase):

    def test_checkpkg(self):
        """
        Summary:     Test that upstream version checks do not regress
        Expected:    Upstream version checks should succeed except for the recipes listed in the exception list.
        Product:     oe-core
        Author:      Alexander Kanavin <alex.kanavin@gmail.com>
        """
        feature = 'LICENSE_FLAGS_WHITELIST += " commercial"\n'
        self.write_config(feature)

        pkgs = oe.recipeutils.get_recipe_upgrade_status()

        regressed_failures = [pkg[0] for pkg in pkgs if pkg[1] == 'UNKNOWN_BROKEN']
        regressed_successes = [pkg[0] for pkg in pkgs if pkg[1] == 'KNOWN_BROKEN']
        msg = ""
        if len(regressed_failures) > 0:
            msg = msg + """
The following packages failed upstream version checks. Please fix them using UPSTREAM_CHECK_URI/UPSTREAM_CHECK_REGEX
(when using tarballs) or UPSTREAM_CHECK_GITTAGREGEX (when using git). If an upstream version check cannot be performed
(for example, if upstream does not use git tags), you can set UPSTREAM_VERSION_UNKNOWN to '1' in the recipe to acknowledge
that the check cannot be performed.
""" + "\n".join(regressed_failures)
        if len(regressed_successes) > 0:
            msg = msg + """
The following packages have been checked successfully for upstream versions,
but their recipes claim otherwise by setting UPSTREAM_VERSION_UNKNOWN. Please remove that line from the recipes.
""" + "\n".join(regressed_successes)
        self.assertTrue(len(regressed_failures) == 0 and len(regressed_successes) == 0, msg)

    def test_missing_homepg(self):
        """
        Summary:     Test for oe-core recipes that don't have a HOMEPAGE or DESCRIPTION
        Expected:    All oe-core recipes should have a DESCRIPTION entry
        Expected:    All oe-core recipes should have a HOMEPAGE entry except for recipes that are not fetched from external sources.
        Product:     oe-core
        """
        with bb.tinfoil.Tinfoil() as tinfoil:
            tinfoil.prepare(config_only=False)
            no_description = []
            no_homepage = []
            for fn in tinfoil.all_recipe_files(variants=False):
                if not '/meta/recipes-' in fn:
                    # We are only interested in OE-Core
                    continue
                rd = tinfoil.parse_recipe_file(fn, appends=False)
                pn = rd.getVar('BPN')
                srcfile = rd.getVar('SRC_URI').split()
                #Since DESCRIPTION defaults to SUMMARY if not set, we are only interested in recipes without DESCRIPTION or SUMMARY
                if not (rd.getVar('SUMMARY') or rd.getVar('DESCRIPTION')):
                    no_description.append((pn, fn))
                if not rd.getVar('HOMEPAGE'):
                    if srcfile and srcfile[0].startswith('file') or not rd.getVar('SRC_URI'):
                        # We are only interested in recipes SRC_URI fetched from external sources
                        continue
                    no_homepage.append((pn, fn))
        if no_homepage:
            self.fail("""
The following recipes do not have a HOMEPAGE. Please add an entry for HOMEPAGE in the recipe.
""" + "\n".join(['%s (%s)' % i for i in no_homepage]))

        if no_description:
            self.fail("""
The following recipes do not have a DESCRIPTION. Please add an entry for DESCRIPTION in the recipe.
""" + "\n".join(['%s (%s)' % i for i in no_description]))

    def test_maintainers(self):
        """
        Summary:     Test that oe-core recipes have a maintainer and entries in maintainers list have a recipe
        Expected:    All oe-core recipes (except a few special static/testing ones) should have a maintainer listed in maintainers.inc file.
        Expected:    All entries in maintainers list should have a recipe file that matches them
        Product:     oe-core
        Author:      Alexander Kanavin <alex.kanavin@gmail.com>
        """
        def is_exception(pkg):
            exceptions = ["packagegroup-", "initramfs-", "systemd-machine-units", "target-sdk-provides-dummy"]
            for i in exceptions:
                 if i in pkg:
                     return True
            return False

        def is_maintainer_exception(entry):
            exceptions = ["musl", "newlib", "linux-yocto", "linux-dummy", "mesa-gl", "libgfortran",
                          "cve-update-db-native"]
            for i in exceptions:
                 if i in entry:
                     return True
            return False

        feature = 'require conf/distro/include/maintainers.inc\nLICENSE_FLAGS_WHITELIST += " commercial"\nPARSE_ALL_RECIPES = "1"\nPACKAGE_CLASSES = "package_ipk package_deb package_rpm"\n'
        self.write_config(feature)

        with bb.tinfoil.Tinfoil() as tinfoil:
            tinfoil.prepare(config_only=False)

            with_maintainer_list = []
            no_maintainer_list = []

            missing_recipes = []
            recipes = []
            prefix = "RECIPE_MAINTAINER_pn-"

            # We could have used all_recipes() here, but this method will find
            # every recipe if we ever move to setting RECIPE_MAINTAINER in recipe files
            # instead of maintainers.inc
            for fn in tinfoil.all_recipe_files(variants=False):
                if not '/meta/recipes-' in fn:
                    # We are only interested in OE-Core
                    continue
                rd = tinfoil.parse_recipe_file(fn, appends=False)
                pn = rd.getVar('PN')
                recipes.append(pn)
                if is_exception(pn):
                    continue
                if rd.getVar('RECIPE_MAINTAINER'):
                    with_maintainer_list.append((pn, fn))
                else:
                    no_maintainer_list.append((pn, fn))

            maintainers = tinfoil.config_data.keys()
            for key in maintainers:
                 if key.startswith(prefix):
                     recipe = tinfoil.config_data.expand(key[len(prefix):])
                     if is_maintainer_exception(recipe):
                         continue
                     if recipe not in recipes:
                         missing_recipes.append(recipe)

        if no_maintainer_list:
            self.fail("""
The following recipes do not have a maintainer assigned to them. Please add an entry to meta/conf/distro/include/maintainers.inc file.
""" + "\n".join(['%s (%s)' % i for i in no_maintainer_list]))

        if not with_maintainer_list:
            self.fail("""
The list of oe-core recipes with maintainers is empty. This may indicate that the test has regressed and needs fixing.
""")

        if missing_recipes:
                self.fail("""
Unable to find recipes for the following entries in maintainers.inc:
""" + "\n".join(['%s' % i for i in missing_recipes]))