# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this
# file, You can obtain one at http://mozilla.org/MPL/2.0/.

import unittest

import mozunit

from mozpack.chrome.flags import Flag, Flags, StringFlag, VersionFlag
from mozpack.errors import ErrorMessage


class TestFlag(unittest.TestCase):
    def test_flag(self):
        flag = Flag("flag")
        self.assertEqual(str(flag), "")
        self.assertTrue(flag.matches(False))
        self.assertTrue(flag.matches("false"))
        self.assertFalse(flag.matches("true"))
        self.assertRaises(ErrorMessage, flag.add_definition, "flag=")
        self.assertRaises(ErrorMessage, flag.add_definition, "flag=42")
        self.assertRaises(ErrorMessage, flag.add_definition, "flag!=false")

        flag.add_definition("flag=1")
        self.assertEqual(str(flag), "flag=1")
        self.assertTrue(flag.matches(True))
        self.assertTrue(flag.matches("1"))
        self.assertFalse(flag.matches("no"))

        flag.add_definition("flag=true")
        self.assertEqual(str(flag), "flag=true")
        self.assertTrue(flag.matches(True))
        self.assertTrue(flag.matches("true"))
        self.assertFalse(flag.matches("0"))

        flag.add_definition("flag=no")
        self.assertEqual(str(flag), "flag=no")
        self.assertTrue(flag.matches("false"))
        self.assertFalse(flag.matches("1"))

        flag.add_definition("flag")
        self.assertEqual(str(flag), "flag")
        self.assertFalse(flag.matches("false"))
        self.assertTrue(flag.matches("true"))
        self.assertFalse(flag.matches(False))

    def test_string_flag(self):
        flag = StringFlag("flag")
        self.assertEqual(str(flag), "")
        self.assertTrue(flag.matches("foo"))
        self.assertRaises(ErrorMessage, flag.add_definition, "flag>=2")

        flag.add_definition("flag=foo")
        self.assertEqual(str(flag), "flag=foo")
        self.assertTrue(flag.matches("foo"))
        self.assertFalse(flag.matches("bar"))

        flag.add_definition("flag=bar")
        self.assertEqual(str(flag), "flag=foo flag=bar")
        self.assertTrue(flag.matches("foo"))
        self.assertTrue(flag.matches("bar"))
        self.assertFalse(flag.matches("baz"))

        flag = StringFlag("flag")
        flag.add_definition("flag!=bar")
        self.assertEqual(str(flag), "flag!=bar")
        self.assertTrue(flag.matches("foo"))
        self.assertFalse(flag.matches("bar"))

    def test_version_flag(self):
        flag = VersionFlag("flag")
        self.assertEqual(str(flag), "")
        self.assertTrue(flag.matches("1.0"))
        self.assertRaises(ErrorMessage, flag.add_definition, "flag!=2")

        flag.add_definition("flag=1.0")
        self.assertEqual(str(flag), "flag=1.0")
        self.assertTrue(flag.matches("1.0"))
        self.assertFalse(flag.matches("2.0"))

        flag.add_definition("flag=2.0")
        self.assertEqual(str(flag), "flag=1.0 flag=2.0")
        self.assertTrue(flag.matches("1.0"))
        self.assertTrue(flag.matches("2.0"))
        self.assertFalse(flag.matches("3.0"))

        flag = VersionFlag("flag")
        flag.add_definition("flag>=2.0")
        self.assertEqual(str(flag), "flag>=2.0")
        self.assertFalse(flag.matches("1.0"))
        self.assertTrue(flag.matches("2.0"))
        self.assertTrue(flag.matches("3.0"))

        flag.add_definition("flag<1.10")
        self.assertEqual(str(flag), "flag>=2.0 flag<1.10")
        self.assertTrue(flag.matches("1.0"))
        self.assertTrue(flag.matches("1.9"))
        self.assertFalse(flag.matches("1.10"))
        self.assertFalse(flag.matches("1.20"))
        self.assertTrue(flag.matches("2.0"))
        self.assertTrue(flag.matches("3.0"))
        self.assertRaises(Exception, flag.add_definition, "flag<")
        self.assertRaises(Exception, flag.add_definition, "flag>")
        self.assertRaises(Exception, flag.add_definition, "flag>=")
        self.assertRaises(Exception, flag.add_definition, "flag<=")
        self.assertRaises(Exception, flag.add_definition, "flag!=1.0")


class TestFlags(unittest.TestCase):
    def setUp(self):
        self.flags = Flags(
            "contentaccessible=yes",
            "appversion>=3.5",
            "application=foo",
            "application=bar",
            "appversion<2.0",
            "platform",
            "abi!=Linux_x86-gcc3",
        )

    def test_flags_str(self):
        self.assertEqual(
            str(self.flags),
            "contentaccessible=yes "
            + "appversion>=3.5 appversion<2.0 application=foo "
            + "application=bar platform abi!=Linux_x86-gcc3",
        )

    def test_flags_match_unset(self):
        self.assertTrue(self.flags.match(os="WINNT"))

    def test_flags_match(self):
        self.assertTrue(self.flags.match(application="foo"))
        self.assertFalse(self.flags.match(application="qux"))

    def test_flags_match_different(self):
        self.assertTrue(self.flags.match(abi="WINNT_x86-MSVC"))
        self.assertFalse(self.flags.match(abi="Linux_x86-gcc3"))

    def test_flags_match_version(self):
        self.assertTrue(self.flags.match(appversion="1.0"))
        self.assertTrue(self.flags.match(appversion="1.5"))
        self.assertFalse(self.flags.match(appversion="2.0"))
        self.assertFalse(self.flags.match(appversion="3.0"))
        self.assertTrue(self.flags.match(appversion="3.5"))
        self.assertTrue(self.flags.match(appversion="3.10"))


if __name__ == "__main__":
    mozunit.main()