#!/usr/bin/env python

# Check pdf2htmlEX does not crash, and produces correct files.
# Do not check the content of the files

import unittest
import os

from test import Common

@unittest.skipIf(Common.GENERATING_MODE, 'Skipping test_output in generating mode')
class test_output(Common, unittest.TestCase):
    def run_test_case(self, input_file, args=[], expected_output_files=None):
        args = list(args)
        args.insert(0, os.path.join(self.TEST_DIR, 'test_output', input_file))
        result = self.run_pdf2htmlEX(args)
        self.maxDiff = None
        if expected_output_files:
            # assertItemsEqual has change in python 3.2 to assertCountEqual
            # "Test that sequence first contains the same elements as second, regardless of their order."
            # see: https://docs.python.org/3/library/unittest.html#assert-methods
            #
            self.assertCountEqual(result['output_files'], expected_output_files)
            print("test_output ", input_file, ": matched ", expected_output_files)
        else:
            print("test_output ", input_file, ": passed")

    def test_generate_single_html_default_name_single_page_pdf(self):
        self.run_test_case('1-page.pdf', expected_output_files = ['1-page.html'])

    def test_generate_single_html_default_name_multiple_page_pdf(self):
        self.run_test_case('2-pages.pdf', expected_output_files = ['2-pages.html'])

    def test_generate_single_html_specify_name_single_page_pdf(self):
        self.run_test_case('1-page.pdf', ['foo.html'], expected_output_files = ['foo.html'])

    def test_generate_single_html_specify_name_multiple_page_pdf(self):
        self.run_test_case('2-pages.pdf', ['foo.html'], expected_output_files = ['foo.html'])

    def test_generate_split_pages_default_name_single_page(self):
        self.run_test_case('1-page.pdf', ['--split-pages', 1], expected_output_files = ['1-page.html', '1-page1.page'])

    def test_generate_split_pages_default_name_multiple_pages(self):
        self.run_test_case('3-pages.pdf', ['--split-pages', 1], expected_output_files = ['3-pages.html', '3-pages1.page', '3-pages2.page', '3-pages3.page'])

    def test_generate_split_pages_specify_name_single_page(self):
        self.run_test_case('1-page.pdf', ['--split-pages', 1, '--page-filename', 'foo.xyz'], expected_output_files = ['1-page.html', 'foo1.xyz'])

    def test_generate_split_pages_specify_name_multiple_pages(self):
        self.run_test_case('3-pages.pdf', ['--split-pages', 1, '--page-filename', 'foo.xyz'], expected_output_files = ['3-pages.html', 'foo1.xyz', 'foo2.xyz', 'foo3.xyz'])

    def test_generate_split_pages_specify_name_formatter_multiple_pages(self):
        self.run_test_case('3-pages.pdf', ['--split-pages', 1, '--page-filename', 'fo%do.xyz'], expected_output_files = ['3-pages.html', 'fo1o.xyz', 'fo2o.xyz', 'fo3o.xyz'])

    def test_generate_split_pages_specify_name_formatter_with_padded_zeros_multiple_pages(self):
        self.run_test_case('3-pages.pdf', ['--split-pages', 1, '--page-filename', 'fo%03do.xyz'], expected_output_files = ['3-pages.html', 'fo001o.xyz', 'fo002o.xyz', 'fo003o.xyz'])

    def test_generate_split_pages_specify_name_only_first_formatter_gets_taken(self):
        self.run_test_case('3-pages.pdf', ['--split-pages', 1, '--page-filename', 'f%do%do.xyz'], expected_output_files = ['3-pages.html', 'f1o%do.xyz', 'f2o%do.xyz', 'f3o%do.xyz'])

    def test_generate_split_pages_specify_name_only_percent_d_is_used_percent_s(self):
        self.run_test_case('3-pages.pdf', ['--split-pages', 1, '--page-filename', 'f%soo.xyz'], expected_output_files = ['3-pages.html', 'f%soo1.xyz', 'f%soo2.xyz', 'f%soo3.xyz'])

    def test_generate_split_pages_specify_name_only_percent_d_is_used_percent_p(self):
        self.run_test_case('3-pages.pdf', ['--split-pages', 1, '--page-filename', 'f%poo.xyz'], expected_output_files = ['3-pages.html', 'f%poo1.xyz', 'f%poo2.xyz', 'f%poo3.xyz'])

    def test_generate_split_pages_specify_name_only_percent_d_is_used_percent_n(self):
        self.run_test_case('3-pages.pdf', ['--split-pages', 1, '--page-filename', 'f%noo.xyz'], expected_output_files = ['3-pages.html', 'f%noo1.xyz', 'f%noo2.xyz', 'f%noo3.xyz'])

    def test_generate_split_pages_specify_name_only_percent_d_is_used_percent_percent(self):
        self.run_test_case('3-pages.pdf', ['--split-pages', 1, '--page-filename', 'f%%oo.xyz'], expected_output_files = ['3-pages.html', 'f%%oo1.xyz', 'f%%oo2.xyz', 'f%%oo3.xyz'])

    def test_generate_split_pages_specify_name_only_percent_d_is_used_percent_percent_with_actual_placeholder(self):
        self.run_test_case('3-pages.pdf', ['--split-pages', 1, '--page-filename', 'f%%o%do.xyz'], expected_output_files = ['3-pages.html', 'f%%o1o.xyz', 'f%%o2o.xyz', 'f%%o3o.xyz'])

    def test_generate_split_pages_specify_name_only_percent_d_is_used_percent_percent_with_actual_placeholder(self):
        self.run_test_case('3-pages.pdf', ['--split-pages', 1, '--page-filename', 'fo%do%%.xyz'], expected_output_files = ['3-pages.html', 'fo1o%%.xyz', 'fo2o%%.xyz', 'fo3o%%.xyz'])

    def test_generate_split_pages_specify_name_only_formatter_starts_part_way_through_invalid_formatter(self):
        self.run_test_case('3-pages.pdf', ['--split-pages', 1, '--page-filename', 'f%02%doo.xyz'], expected_output_files = ['3-pages.html', 'f%021oo.xyz', 'f%022oo.xyz', 'f%023oo.xyz'])

    def test_generate_split_pages_specify_output_filename_no_formatter_no_extension(self):
        self.run_test_case('1-page.pdf', ['--split-pages', 1, '--page-filename', 'foo'], expected_output_files = ['1-page.html', 'foo1'])

    def test_generate_single_html_name_specified_format_characters_percent_d(self):
        self.run_test_case('2-pages.pdf', ['foo%d.html'], expected_output_files = ['foo%d.html'])

    def test_generate_single_html_name_specified_format_characters_percent_p(self):
        self.run_test_case('2-pages.pdf', ['foo%p.html'], expected_output_files = ['foo%p.html'])

    def test_generate_single_html_name_specified_format_characters_percent_n(self):
        self.run_test_case('2-pages.pdf', ['foo%n.html'], expected_output_files = ['foo%n.html'])

    def test_generate_single_html_name_specified_format_characters_percent_percent(self):
        self.run_test_case('2-pages.pdf', ['foo%%.html'], expected_output_files = ['foo%%.html'])

    def test_issue501(self):
        self.run_test_case('issue501', ['--split-pages', 1, '--embed-css', 0]);

if __name__ == '__main__':
    unittest.main() # runs all methods that have names starting with 'test'