from unittest.mock import MagicMock, patch

from aider_gitea.gitea_client import GiteaClient


class TestAssigneeReviewer:
    def setup_method(self):
        self.client = GiteaClient('https://gitea.example.com', 'fake_token')

    @patch('requests.Session.post')
    def test_create_pull_request_with_assignee_and_reviewer(self, mock_post):
        """Test that pull requests can be created with assignee and reviewer."""
        # Mock the PR creation response
        pr_response = MagicMock()
        pr_response.status_code = 201
        expected_result = {
            'number': 123,
            'title': 'Test PR',
            'html_url': 'https://gitea.example.com/owner/repo/pulls/123',
        }
        pr_response.json.return_value = expected_result
        mock_post.return_value = pr_response

        # Call the method with assignee and reviewer
        result = self.client.create_pull_request(
            owner='owner',
            repo='repo',
            title='Test PR',
            body='Test body',
            head='feature-branch',
            base='main',
            assignee='john_doe',
            reviewer='jane_smith',
        )

        # Verify PR creation call
        assert mock_post.call_count == 1
        pr_call_args = mock_post.call_args_list[0]

        # Check URL
        assert (
            pr_call_args[0][0]
            == 'https://gitea.example.com/api/v1/repos/owner/repo/pulls'
        )

        # Check request body
        json_data = pr_call_args[1]['json']
        assert json_data['title'] == 'Test PR'
        assert json_data['assignee'] == 'john_doe'
        assert json_data['reviewers'] == ['jane_smith']

        # Verify the result
        assert result == expected_result

    @patch('requests.Session.post')
    def test_create_pull_request_without_assignee_reviewer(self, mock_post):
        """Test that pull requests can be created without assignee/reviewer."""
        # Mock the PR creation response
        pr_response = MagicMock()
        pr_response.status_code = 201
        expected_result = {
            'number': 124,
            'title': 'Test PR',
            'html_url': 'https://gitea.example.com/owner/repo/pulls/124',
        }
        pr_response.json.return_value = expected_result
        mock_post.return_value = pr_response

        # Call the method without assignee and reviewer
        result = self.client.create_pull_request(
            owner='owner',
            repo='repo',
            title='Test PR',
            body='Test body',
            head='feature-branch',
            base='main',
        )

        # Verify PR creation call
        assert mock_post.call_count == 1
        pr_call_args = mock_post.call_args_list[0]

        # Check request body
        json_data = pr_call_args[1]['json']
        assert json_data['title'] == 'Test PR'
        assert 'assignee' not in json_data
        assert 'reviewers' not in json_data

        # Verify the result
        assert result == expected_result

    @patch('requests.Session.post')
    def test_create_pull_request_with_only_assignee(self, mock_post):
        """Test that pull requests can be created with only assignee."""
        # Mock the PR creation response
        pr_response = MagicMock()
        pr_response.status_code = 201
        expected_result = {
            'number': 125,
            'title': 'Test PR',
            'html_url': 'https://gitea.example.com/owner/repo/pulls/125',
        }
        pr_response.json.return_value = expected_result
        mock_post.return_value = pr_response

        # Call the method with only assignee
        result = self.client.create_pull_request(
            owner='owner',
            repo='repo',
            title='Test PR',
            body='Test body',
            head='feature-branch',
            base='main',
            assignee='john_doe',
        )

        # Verify PR creation call
        assert mock_post.call_count == 1
        pr_call_args = mock_post.call_args_list[0]

        # Check request body
        json_data = pr_call_args[1]['json']
        assert json_data['title'] == 'Test PR'
        assert json_data['assignee'] == 'john_doe'
        assert 'reviewers' not in json_data

        # Verify the result
        assert result == expected_result