###############################################################################
#
# Tests for XlsxWriter.
#
# Copyright (c), 2013-2016, John McNamara, jmcnamara@cpan.org
#

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


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

    """

    def setUp(self):
        self.maxDiff = None

        filename = 'tutorial03.xlsx'

        test_dir = 'xlsxwriter/test/comparison/'
        self.got_filename = test_dir + '_test_' + filename
        self.exp_filename = test_dir + 'xlsx_files/' + filename

        self.ignore_files = ['xl/calcChain.xml',
                             '[Content_Types].xml',
                             'xl/_rels/workbook.xml.rels']
        self.ignore_elements = {}

    def test_create_file(self):
        """Example spreadsheet used in the tutorial."""

        workbook = Workbook(self.got_filename)
        worksheet = workbook.add_worksheet()

        # Add a bold format to use to highlight cells.
        bold = workbook.add_format({'bold': 1})

        # Add a number format for cells with money.
        money_format = workbook.add_format({'num_format': '\\$#,##0'})

        # Add an Excel date format.
        date_format = workbook.add_format({'num_format': 'mmmm\\ d\\ yyyy'})

        # Adjust the column width.
        worksheet.set_column('B:B', 15)

        # Write some data headers.
        worksheet.write('A1', 'Item', bold)
        worksheet.write('B1', 'Date', bold)
        worksheet.write('C1', 'Cost', bold)

        # Some data we want to write to the worksheet.
        expenses = (
            ['Rent', '2013-01-13', 1000],
            ['Gas', '2013-01-14', 100],
            ['Food', '2013-01-16', 300],
            ['Gym', '2013-01-20', 50],
        )

        # Start from the first cell below the headers.
        row = 1
        col = 0

        for item, date_str, cost in (expenses):

            # Convert the date string into a datetime object.
            date = datetime.strptime(date_str, "%Y-%m-%d")

            worksheet.write_string(row, col, item)
            worksheet.write_datetime(row, col + 1, date, date_format)
            worksheet.write_number(row, col + 2, cost, money_format)
            row += 1

        # Write a total using a formula.
        worksheet.write(row, 0, 'Total', bold)
        worksheet.write(row, 2, '=SUM(C2:C5)', money_format, 1450)

        workbook.close()

        self.assertExcelEqual()

    def test_create_file2(self):
        """
        Example spreadsheet used in the tutorial. Format creation is
        re-ordered to ensure correct internal order is maintained.

        """

        workbook = Workbook(self.got_filename)
        worksheet = workbook.add_worksheet()

        # Same as above but re-ordered.
        date_format = workbook.add_format({'num_format': 'mmmm\\ d\\ yyyy'})
        money_format = workbook.add_format({'num_format': '\\$#,##0'})
        bold = workbook.add_format({'bold': 1})

        # Adjust the column width.
        worksheet.set_column(1, 1, 15)

        # Write some data headers.
        worksheet.write('A1', 'Item', bold)
        worksheet.write('B1', 'Date', bold)
        worksheet.write('C1', 'Cost', bold)

        # Some data we want to write to the worksheet.
        expenses = (
            ['Rent', '2013-01-13', 1000],
            ['Gas', '2013-01-14', 100],
            ['Food', '2013-01-16', 300],
            ['Gym', '2013-01-20', 50],
        )

        # Start from the first cell below the headers.
        row = 1
        col = 0

        for item, date_str, cost in (expenses):

            # Convert the date string into a datetime object.
            date = datetime.strptime(date_str, "%Y-%m-%d")

            worksheet.write_string(row, col, item)
            worksheet.write_datetime(row, col + 1, date, date_format)
            worksheet.write_number(row, col + 2, cost, money_format)
            row += 1

        # Write a total using a formula.
        worksheet.write(row, 0, 'Total', bold)
        worksheet.write(row, 2, '=SUM(C2:C5)', money_format, 1450)

        workbook.close()

        self.assertExcelEqual()
