###############################################################################
#
# Tests for XlsxWriter.
#
# Copyright (c), 2013-2019, John McNamara, jmcnamara@cpan.org
#

from ..excel_comparsion_test import ExcelComparisonTest
from ...workbook import Workbook


class TestCompareXLSXFiles(ExcelComparisonTest):
    """
    Test file created by XlsxWriter against a file created by Excel.

    """

    def setUp(self):

        self.set_filename('chart_format11.xlsx')

    def test_create_file(self):
        """Test the creation of an XlsxWriter file with chart formatting."""

        workbook = Workbook(self.got_filename)

        worksheet = workbook.add_worksheet()
        chart = workbook.add_chart({'type': 'line'})

        chart.axis_ids = [50664576, 50666496]

        data = [
            [1, 2, 3, 4, 5],
            [2, 4, 6, 8, 10],
            [3, 6, 9, 12, 15],
        ]

        worksheet.write_column('A1', data[0])
        worksheet.write_column('B1', data[1])
        worksheet.write_column('C1', data[2])

        chart.add_series({
            'categories': '=Sheet1!$A$1:$A$5',
            'values': '=Sheet1!$B$1:$B$5',
            'trendline': {
                'type': 'polynomial',
                'name': 'My trend name',
                'order': 2,
                'forward': 0.5,
                'backward': 0.5,
                'line': {
                    'color': 'red',
                    'width': 1,
                    'dash_type': 'long_dash',
                },
            },
        })

        chart.add_series({
            'categories': '=Sheet1!$A$1:$A$5',
            'values': '=Sheet1!$C$1:$C$5',
        })

        worksheet.insert_chart('E9', chart)

        workbook.close()

        self.assertExcelEqual()
