import json
import pytest

from buildtrigger.test.githubmock import get_github_trigger
from buildtrigger.triggerutil import SkipRequestException, ValidationRequestException
from endpoints.building import PreparedBuild
from util.morecollections import AttrDict

@pytest.fixture
def github_trigger():
  return get_github_trigger()


@pytest.mark.parametrize('payload, expected_error, expected_message', [
  ('{"zen": true}', SkipRequestException, ""),

  ('{}', ValidationRequestException, "Missing 'repository' on request"),
  ('{"repository": "foo"}', ValidationRequestException, "Missing 'owner' on repository"),

  # Valid payload:
  ('''{
    "repository": {
      "owner": {
        "name": "someguy"
      },
      "name": "somerepo",
      "ssh_url": "someurl"
    },
    "ref": "refs/tags/foo",
    "head_commit": {
      "id": "11d6fbc",
      "url": "http://some/url",
      "message": "some message",
      "timestamp": "NOW"
    }
  }''', None, None),

  # Skip message:
  ('''{
    "repository": {
      "owner": {
        "name": "someguy"
      },
      "name": "somerepo",
      "ssh_url": "someurl"
    },
    "ref": "refs/tags/foo",
    "head_commit": {
      "id": "11d6fbc",
      "url": "http://some/url",
      "message": "[skip build]",
      "timestamp": "NOW"
    }
  }''', SkipRequestException, ''),
])
def test_handle_trigger_request(github_trigger, payload, expected_error, expected_message):
  def get_payload():
    return json.loads(payload)

  request = AttrDict(dict(get_json=get_payload))

  if expected_error is not None:
    with pytest.raises(expected_error) as ipe:
      github_trigger.handle_trigger_request(request)
    assert ipe.value.message == expected_message
  else:
    assert isinstance(github_trigger.handle_trigger_request(request), PreparedBuild)


@pytest.mark.parametrize('subdir, contents', [
  ('', 'hello world'),
  ('somesubdir', 'hi universe'),
  ('unknownpath', None),
])
def test_load_dockerfile_contents(subdir, contents):
  trigger = get_github_trigger(subdir)
  assert trigger.load_dockerfile_contents() == contents


@pytest.mark.parametrize('username, expected_response', [
  ('unknownuser', None),
  ('knownuser', {'html_url': 'https://bitbucket.org/knownuser', 'avatar_url': 'avatarurl'}),
])
def test_lookup_user(username, expected_response, github_trigger):
  assert github_trigger.lookup_user(username) == expected_response


def test_list_build_subdirs(github_trigger):
  assert github_trigger.list_build_subdirs() == ['', 'somesubdir']