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import os

import tempfile

import unittest

from webkitpy.common.net.credentials import Credentials

from webkitpy.common.system.executive import Executive

from webkitpy.common.system.outputcapture import OutputCapture

from webkitpy.thirdparty.mock import Mock

class CredentialsTest(unittest.TestCase):

    example_security_output = """keychain: "/Users/test/Library/Keychains/login.keychain"

class: "inet"

attributes:

    0x00000007 <blob>="bugs.webkit.org (test@webkit.org)"

    0x00000008 <blob>=<NULL>

    "acct"<blob>="test@webkit.org"

    "atyp"<blob>="form"

    "cdat"<timedate>=0x32303039303832353233353231365A00  "20090825235216Z\000"

    "crtr"<uint32>=<NULL>

    "cusi"<sint32>=<NULL>

    "desc"<blob>="Web form password"

    "icmt"<blob>="default"

    "invi"<sint32>=<NULL>

    "mdat"<timedate>=0x32303039303930393137323635315A00  "20090909172651Z\000"

    "nega"<sint32>=<NULL>

    "path"<blob>=<NULL>

    "port"<uint32>=0x00000000 

    "prot"<blob>=<NULL>

    "ptcl"<uint32>="htps"

    "scrp"<sint32>=<NULL>

    "sdmn"<blob>=<NULL>

    "srvr"<blob>="bugs.webkit.org"

    "type"<uint32>=<NULL>

password: "SECRETSAUCE"

"""

    def test_keychain_lookup_on_non_mac(self):

        class FakeCredentials(Credentials):

            def _is_mac_os_x(self):

                return False

        credentials = FakeCredentials("bugs.webkit.org")

        self.assertEqual(credentials._is_mac_os_x(), False)

        self.assertEqual(credentials._credentials_from_keychain("foo"), ["foo", None])

    def test_security_output_parse(self):

        credentials = Credentials("bugs.webkit.org")

        self.assertEqual(credentials._parse_security_tool_output(self.example_security_output), ["test@webkit.org", "SECRETSAUCE"])

    def test_security_output_parse_entry_not_found(self):

        credentials = Credentials("foo.example.com")

        if not credentials._is_mac_os_x():

            return # This test does not run on a non-Mac.

        # Note, we ignore the captured output because it is already covered

        # by the test case CredentialsTest._assert_security_call (below).

        outputCapture = OutputCapture()

        outputCapture.capture_output()

        self.assertEqual(credentials._run_security_tool(), None)

        outputCapture.restore_output()

    def _assert_security_call(self, username=None):

        executive_mock = Mock()

        credentials = Credentials("example.com", executive=executive_mock)

        expected_stderr = "Reading Keychain for example.com account and password.  Click \"Allow\" to continue...\n"

        OutputCapture().assert_outputs(self, credentials._run_security_tool, [username], expected_stderr=expected_stderr)

        security_args = ["/usr/bin/security", "find-internet-password", "-g", "-s", "example.com"]

        if username:

            security_args += ["-a", username]

        executive_mock.run_command.assert_called_with(security_args)

    def test_security_calls(self):

        self._assert_security_call()

        self._assert_security_call(username="foo")

    def test_read_credentials_without_git_repo(self):

        class FakeCredentials(Credentials):

            def _is_mac_os_x(self):

                return True

            def _credentials_from_keychain(self, username):

                return ["test@webkit.org", "SECRETSAUCE"]

        temp_dir_path = tempfile.mkdtemp(suffix="not_a_git_repo")

        credentials = FakeCredentials("bugs.webkit.org", cwd=temp_dir_path)

        self.assertEqual(credentials.read_credentials(), ["test@webkit.org", "SECRETSAUCE"])

        os.rmdir(temp_dir_path)

if __name__ == '__main__':

    unittest.main()