#!/usr/bin/env python3

# http://www.drdobbs.com/testing/unit-testing-with-python/240165163

import inspect
import logging
import optparse
import os
import shutil
import sys
import tempfile
import textwrap
import unittest
from unittest import mock

localmodule = os.path.realpath(
    os.path.join(os.path.dirname(inspect.getfile(inspect.currentframe())), '..'))
print('localmodule: ' + localmodule)
if localmodule not in sys.path:
    sys.path.insert(0, localmodule)

import fdroidserver.build
import fdroidserver.common
import fdroidserver.metadata
import fdroidserver.scanner


class BuildTest(unittest.TestCase):
    '''fdroidserver/build.py'''

    def _set_build_tools(self):
        build_tools = os.path.join(fdroidserver.common.config['sdk_path'], 'build-tools')
        if os.path.exists(build_tools):
            fdroidserver.common.config['build_tools'] = ''
            for f in sorted(os.listdir(build_tools), reverse=True):
                versioned = os.path.join(build_tools, f)
                if os.path.isdir(versioned) \
                        and os.path.isfile(os.path.join(versioned, 'aapt')):
                    fdroidserver.common.config['build_tools'] = versioned
                    break
            return True
        else:
            print('no build-tools found: ' + build_tools)
            return False

    def _find_all(self):
        for cmd in ('aapt', 'adb', 'android', 'zipalign'):
            path = fdroidserver.common.find_sdk_tools_cmd(cmd)
            if path is not None:
                self.assertTrue(os.path.exists(path))
                self.assertTrue(os.path.isfile(path))

    def setUp(self):
        logging.basicConfig(level=logging.DEBUG)
        self.basedir = os.path.join(localmodule, 'tests')
        self.tmpdir = os.path.abspath(os.path.join(self.basedir, '..', '.testfiles'))
        if not os.path.exists(self.tmpdir):
            os.makedirs(self.tmpdir)
        os.chdir(self.basedir)

    def test_get_apk_metadata(self):
        config = dict()
        fdroidserver.common.fill_config_defaults(config)
        fdroidserver.common.config = config
        fdroidserver.build.config = config
        self._set_build_tools()
        try:
            config['aapt'] = fdroidserver.common.find_sdk_tools_cmd('aapt')
        except fdroidserver.exception.FDroidException:
            pass  # aapt is not required if androguard is present

        testcases = [
            ('repo/obb.main.twoversions_1101613.apk', 'obb.main.twoversions', '1101613', '0.1', None),
            ('org.bitbucket.tickytacky.mirrormirror_1.apk', 'org.bitbucket.tickytacky.mirrormirror', '1', '1.0', None),
            ('org.bitbucket.tickytacky.mirrormirror_2.apk', 'org.bitbucket.tickytacky.mirrormirror', '2', '1.0.1', None),
            ('org.bitbucket.tickytacky.mirrormirror_3.apk', 'org.bitbucket.tickytacky.mirrormirror', '3', '1.0.2', None),
            ('org.bitbucket.tickytacky.mirrormirror_4.apk', 'org.bitbucket.tickytacky.mirrormirror', '4', '1.0.3', None),
            ('org.dyndns.fules.ck_20.apk', 'org.dyndns.fules.ck', '20', 'v1.6pre2',
             ['arm64-v8a', 'armeabi', 'armeabi-v7a', 'mips', 'mips64', 'x86', 'x86_64']),
            ('urzip.apk', 'info.guardianproject.urzip', '100', '0.1', None),
            ('urzip-badcert.apk', 'info.guardianproject.urzip', '100', '0.1', None),
            ('urzip-badsig.apk', 'info.guardianproject.urzip', '100', '0.1', None),
            ('urzip-release.apk', 'info.guardianproject.urzip', '100', '0.1', None),
            ('urzip-release-unsigned.apk', 'info.guardianproject.urzip', '100', '0.1', None),
            ('repo/com.politedroid_3.apk', 'com.politedroid', '3', '1.2', None),
            ('repo/com.politedroid_4.apk', 'com.politedroid', '4', '1.3', None),
            ('repo/com.politedroid_5.apk', 'com.politedroid', '5', '1.4', None),
            ('repo/com.politedroid_6.apk', 'com.politedroid', '6', '1.5', None),
            ('repo/duplicate.permisssions_9999999.apk', 'duplicate.permisssions', '9999999', '', None),
            ('repo/info.zwanenburg.caffeinetile_4.apk', 'info.zwanenburg.caffeinetile', '4', '1.3', None),
            ('repo/obb.main.oldversion_1444412523.apk', 'obb.main.oldversion', '1444412523', '0.1', None),
            ('repo/obb.mainpatch.current_1619_another-release-key.apk', 'obb.mainpatch.current', '1619', '0.1', None),
            ('repo/obb.mainpatch.current_1619.apk', 'obb.mainpatch.current', '1619', '0.1', None),
            ('repo/obb.main.twoversions_1101613.apk', 'obb.main.twoversions', '1101613', '0.1', None),
            ('repo/obb.main.twoversions_1101615.apk', 'obb.main.twoversions', '1101615', '0.1', None),
            ('repo/obb.main.twoversions_1101617.apk', 'obb.main.twoversions', '1101617', '0.1', None),
            ('repo/urzip-; Рахма́, [rɐxˈmanʲɪnəf] سيرجي_رخمانينوف 谢·.apk', 'info.guardianproject.urzip', '100', '0.1', None),
        ]
        for apkfilename, appid, versionCode, versionName, nativecode in testcases:
            app = fdroidserver.metadata.App()
            app.id = appid
            build = fdroidserver.metadata.Build()
            build.buildjni = ['yes'] if nativecode else build.buildjni
            build.versionCode = versionCode
            build.versionName = versionName
            vc, vn = fdroidserver.build.get_metadata_from_apk(app, build, apkfilename)
            self.assertEqual(versionCode, vc)
            self.assertEqual(versionName, vn)

    def test_build_local_clean(self):
        """Test if `fdroid build` cleans ant and gradle build products"""
        testdir = tempfile.mkdtemp(prefix=inspect.currentframe().f_code.co_name, dir=self.tmpdir)
        os.chdir(testdir)

        config = dict()
        fdroidserver.common.fill_config_defaults(config)
        fdroidserver.common.config = config
        fdroidserver.build.config = config
        fdroidserver.build.options = mock.Mock()
        fdroidserver.build.options.scan_binary = False
        fdroidserver.build.options.notarball = True
        fdroidserver.build.options.skipscan = False

        app = fdroidserver.metadata.App()
        app.id = 'mocked.app.id'
        build = fdroidserver.metadata.Build()
        build.commit = '1.0'
        build.output = app.id + '.apk'
        build.scandelete = ['baz.so']
        build.scanignore = ['foo.aar']
        build.versionCode = '1'
        build.versionName = '1.0'
        vcs = mock.Mock()

        os.mkdir('reports')
        os.mkdir('target')

        for f in ('baz.so', 'foo.aar', 'gradle-wrapper.jar'):
            with open(f, 'w') as fp:
                fp.write('placeholder')
            self.assertTrue(os.path.exists(f))

        os.mkdir('build')
        os.mkdir('build/reports')
        with open('build.gradle', 'w') as fp:
            fp.write('// placeholder')

        os.mkdir('bin')
        os.mkdir('gen')
        with open('build.xml', 'w') as fp:
            fp.write(textwrap.dedent(
                """<?xml version="1.0" encoding="UTF-8" standalone="no"?>
                <project basedir="." default="clean" name="mockapp">
                <target name="release"/>
                <target name="clean"/>
                </project>"""))

        def make_fake_apk(output, build):
            with open(build.output, 'w') as fp:
                fp.write('APK PLACEHOLDER')
            return output

        with mock.patch('fdroidserver.common.replace_build_vars', wraps=make_fake_apk):
            with mock.patch('fdroidserver.common.get_native_code', return_value='x86'):
                with mock.patch('fdroidserver.common.get_apk_id',
                                return_value=(app.id, build.versionCode, build.versionName)):
                    with mock.patch('fdroidserver.common.is_apk_and_debuggable', return_value=False):
                        fdroidserver.build.build_local(
                            app, build, vcs,
                            build_dir=testdir, output_dir=testdir,
                            log_dir=None, srclib_dir=None, extlib_dir=None, tmp_dir=None,
                            force=False, onserver=False, refresh=False
                        )

        self.assertTrue(os.path.exists('foo.aar'))
        self.assertTrue(os.path.isdir('build'))
        self.assertTrue(os.path.isdir('reports'))
        self.assertTrue(os.path.isdir('target'))
        self.assertFalse(os.path.exists('baz.so'))
        self.assertFalse(os.path.exists('bin'))
        self.assertFalse(os.path.exists('build/reports'))
        self.assertFalse(os.path.exists('gen'))
        self.assertFalse(os.path.exists('gradle-wrapper.jar'))

    def test_scan_with_extlib(self):
        testdir = tempfile.mkdtemp(prefix=inspect.currentframe().f_code.co_name, dir=self.tmpdir)
        os.chdir(testdir)
        os.mkdir("build")

        config = dict()
        config['sdk_path'] = os.getenv('ANDROID_HOME')
        config['ndk_paths'] = {'r10d': os.getenv('ANDROID_NDK_HOME')}
        config['build_tools'] = 'FAKE_BUILD_TOOLS_VERSION'
        fdroidserver.common.config = config
        app = fdroidserver.metadata.App()
        app.id = 'com.gpl.rpg.AndorsTrail'
        build = fdroidserver.metadata.Build()
        build.commit = 'master'
        build.androidupdate = ['no']
        os.makedirs("extlib/android")
        # write a fake binary jar file the scanner should definitely error on
        with open('extlib/android/android-support-v4r11.jar', 'wb') as file:
            file.write(b'PK\x03\x04\x14\x00\x08\x00\x08\x00-\x0eiA\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\t\x00\x04\x00META-INF/\xfe\xca\x00\x00\x03\x00PK\x07\x08\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00')

        class FakeVcs():
            # no need to change to the correct commit here
            def gotorevision(self, rev, refresh=True):
                pass

            def getsrclib(self):
                return None

        # Test we trigger a scanner error without extlibs
        build.extlibs = []
        os.makedirs('build/libs')
        shutil.copy('extlib/android/android-support-v4r11.jar', 'build/libs')
        fdroidserver.common.prepare_source(FakeVcs(), app, build,
                                           "build", "ignore", "extlib")
        count = fdroidserver.scanner.scan_source("build", build)
        self.assertEqual(1, count, "Should produce a scanner error without extlib")

        # Now try again as an extlib
        build.extlibs = ['android/android-support-v4r11.jar']
        fdroidserver.common.prepare_source(FakeVcs(), app, build,
                                           "build", "ignore", "extlib")
        count = fdroidserver.scanner.scan_source("build", build)
        self.assertEqual(0, count, "Shouldn't error on jar from extlib")


if __name__ == "__main__":
    os.chdir(os.path.dirname(__file__))

    parser = optparse.OptionParser()
    parser.add_option("-v", "--verbose", action="store_true", default=False,
                      help="Spew out even more information than normal")
    (fdroidserver.common.options, args) = parser.parse_args(['--verbose'])

    newSuite = unittest.TestSuite()
    newSuite.addTest(unittest.makeSuite(BuildTest))
    unittest.main(failfast=False)