forked from openlp/openlp
260 lines
11 KiB
Python
260 lines
11 KiB
Python
# -*- coding: utf-8 -*-
|
|
|
|
##########################################################################
|
|
# OpenLP - Open Source Lyrics Projection #
|
|
# ---------------------------------------------------------------------- #
|
|
# Copyright (c) 2008-2020 OpenLP Developers #
|
|
# ---------------------------------------------------------------------- #
|
|
# This program is free software: you can redistribute it and/or modify #
|
|
# it under the terms of the GNU General Public License as published by #
|
|
# the Free Software Foundation, either version 3 of the License, or #
|
|
# (at your option) any later version. #
|
|
# #
|
|
# This program is distributed in the hope that it will be useful, #
|
|
# but WITHOUT ANY WARRANTY; without even the implied warranty of #
|
|
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the #
|
|
# GNU General Public License for more details. #
|
|
# #
|
|
# You should have received a copy of the GNU General Public License #
|
|
# along with this program. If not, see <https://www.gnu.org/licenses/>. #
|
|
##########################################################################
|
|
"""
|
|
This module contains tests for the PdfController
|
|
"""
|
|
import os
|
|
import pytest
|
|
from pathlib import Path
|
|
from shutil import rmtree, which
|
|
from tempfile import mkdtemp
|
|
from unittest import TestCase, skipIf
|
|
from unittest.mock import MagicMock, patch
|
|
|
|
from PyQt5 import QtCore, QtGui
|
|
|
|
from openlp.core.common import is_macosx, is_linux, is_win
|
|
from openlp.core.common.settings import Settings
|
|
from openlp.core.common.registry import Registry
|
|
from openlp.core.display.screens import ScreenList
|
|
from openlp.plugins.presentations.lib.pdfcontroller import PdfController, PdfDocument
|
|
from tests.helpers.testmixin import TestMixin
|
|
from tests.utils.constants import RESOURCE_PATH
|
|
|
|
|
|
__default_settings__ = {
|
|
'presentations/enable_pdf_program': True,
|
|
'presentations/pdf_program': None,
|
|
'presentations/thumbnail_scheme': ''
|
|
}
|
|
|
|
SCREEN = {
|
|
'primary': False,
|
|
'number': 1,
|
|
'size': QtCore.QRect(0, 0, 1024, 768)
|
|
}
|
|
IS_CI = 'GITLAB_CI' in os.environ or 'APPVEYOR' in os.environ
|
|
|
|
|
|
def get_screen_resolution():
|
|
"""
|
|
Get the screen resolution
|
|
"""
|
|
if is_macosx():
|
|
from AppKit import NSScreen
|
|
screen_size = NSScreen.mainScreen().frame().size
|
|
return screen_size.width, screen_size.height
|
|
elif is_win():
|
|
from win32api import GetSystemMetrics
|
|
return GetSystemMetrics(0), GetSystemMetrics(1)
|
|
elif is_linux():
|
|
from Xlib.display import Display
|
|
resolution = Display().screen().root.get_geometry()
|
|
return resolution.width, resolution.height
|
|
else:
|
|
return 1024, 768
|
|
|
|
|
|
class TestPdfController(TestCase, TestMixin):
|
|
"""
|
|
Test the PdfController.
|
|
"""
|
|
def setUp(self):
|
|
"""
|
|
Set up the components need for all tests.
|
|
"""
|
|
self.setup_application()
|
|
self.build_settings()
|
|
# Mocked out desktop object
|
|
self.desktop = MagicMock()
|
|
self.desktop.primaryScreen.return_value = SCREEN['primary']
|
|
self.desktop.screenCount.return_value = SCREEN['number']
|
|
self.desktop.screenGeometry.return_value = SCREEN['size']
|
|
Settings().extend_default_settings(__default_settings__)
|
|
Registry().register('settings', Settings())
|
|
self.screens = ScreenList.create(self.desktop)
|
|
self.temp_folder_path = Path(mkdtemp())
|
|
self.thumbnail_folder_path = Path(mkdtemp())
|
|
self.mock_plugin = MagicMock()
|
|
self.mock_plugin.settings_section = self.temp_folder_path
|
|
|
|
def tearDown(self):
|
|
"""
|
|
Delete all the C++ objects at the end so that we don't have a segfault
|
|
"""
|
|
del self.screens
|
|
Registry().remove('settings')
|
|
self.destroy_settings()
|
|
rmtree(self.thumbnail_folder_path)
|
|
rmtree(self.temp_folder_path)
|
|
|
|
def test_constructor(self):
|
|
"""
|
|
Test the Constructor from the PdfController
|
|
"""
|
|
# GIVEN: No presentation controller
|
|
controller = None
|
|
|
|
# WHEN: The presentation controller object is created
|
|
controller = PdfController(plugin=self.mock_plugin)
|
|
|
|
# THEN: The name of the presentation controller should be correct
|
|
assert 'Pdf' == controller.name, 'The name of the presentation controller should be correct'
|
|
|
|
@skipIf(IS_CI, "This is failing on CI, skip until we can figure out what the problem is")
|
|
def load_pdf(self, exe_path):
|
|
"""
|
|
Test loading a Pdf using the PdfController
|
|
"""
|
|
# GIVEN: A Pdf-file
|
|
test_file_path = RESOURCE_PATH / 'presentations' / 'pdf_test1.pdf'
|
|
|
|
# WHEN: The Pdf is loaded
|
|
Settings().setValue('presentations/pdf_program', exe_path)
|
|
controller = PdfController(plugin=self.mock_plugin)
|
|
controller.temp_folder = self.temp_folder_path
|
|
controller.thumbnail_folder = self.thumbnail_folder_path
|
|
document = PdfDocument(controller, test_file_path)
|
|
loaded = document.load_presentation()
|
|
|
|
# THEN: The load should succeed and we should be able to get a pagecount
|
|
assert loaded is True, 'The loading of the PDF should succeed.'
|
|
assert 3 == document.get_slide_count(), 'The pagecount of the PDF should be 3.'
|
|
|
|
def load_pdf_pictures(self, exe_path):
|
|
"""
|
|
Test loading a Pdf and check the generated pictures' size
|
|
"""
|
|
# GIVEN: A Pdf-file
|
|
test_file_path = RESOURCE_PATH / 'presentations' / 'pdf_test1.pdf'
|
|
|
|
# WHEN: The Pdf is loaded
|
|
Settings().setValue('presentations/pdf_program', exe_path)
|
|
controller = PdfController(plugin=self.mock_plugin)
|
|
controller.temp_folder = self.temp_folder_path
|
|
controller.thumbnail_folder = self.thumbnail_folder_path
|
|
document = PdfDocument(controller, test_file_path)
|
|
loaded = document.load_presentation()
|
|
|
|
# THEN: The load should succeed and pictures should be created and have been scaled to fit the screen
|
|
assert loaded is True, 'The loading of the PDF should succeed.'
|
|
image = QtGui.QImage(os.path.join(str(self.temp_folder_path), 'pdf_test1.pdf', 'mainslide001.png'))
|
|
# Based on the converter used the resolution will differ a bit
|
|
if controller.gsbin:
|
|
assert 1076 == image.height(), 'The height should be 1076'
|
|
assert 760 == image.width(), 'The width should be 760'
|
|
else:
|
|
width, height = get_screen_resolution()
|
|
# Calculate the width of the PDF based on the aspect ratio of the PDF
|
|
width = int(round(height * 0.70703125, 0))
|
|
assert image.height() == height, 'The height should be {height}'.format(height=height)
|
|
assert image.width() == width, 'The width should be {width}'.format(width=width)
|
|
|
|
def test_load_pdf(self):
|
|
"""
|
|
Test loading a Pdf with each of the installed backends
|
|
"""
|
|
for exe_name in ['gs', 'mutool', 'mudraw']:
|
|
exe_path = which(exe_name)
|
|
if exe_path:
|
|
self.load_pdf(exe_path)
|
|
self.load_pdf_pictures(exe_path)
|
|
|
|
def test_loading_pdf_using_pymupdf(self):
|
|
try:
|
|
import fitz # noqa: F401
|
|
except ImportError:
|
|
pytest.skip('PyMuPDF is not installed')
|
|
|
|
self.load_pdf(None)
|
|
self.load_pdf_pictures(None)
|
|
|
|
@patch('openlp.plugins.presentations.lib.pdfcontroller.check_binary_exists')
|
|
def test_process_check_binary_mudraw(self, mocked_check_binary_exists):
|
|
"""
|
|
Test that the correct output from mudraw is detected
|
|
"""
|
|
# GIVEN: A mocked check_binary_exists that returns mudraw output
|
|
mudraw_output = (b'usage: mudraw [options] input [pages]\n\t-o -\toutput filename (%d for page number)n\t\tsupp'
|
|
b'orted formats: pgm, ppm, pam, png, pbmn\t-p -\tpasswordn\t-r -\tresolution in dpi (default: '
|
|
b'72)n\t-w -\twidth (in pixels) (maximum width if -r is specified)n\t-h -\theight (in pixels) '
|
|
b'(maximum height if -r is specified)')
|
|
mocked_check_binary_exists.return_value = mudraw_output
|
|
|
|
# WHEN: Calling process_check_binary
|
|
ret = PdfController.process_check_binary('test')
|
|
|
|
# THEN: mudraw should be detected
|
|
assert 'mudraw' == ret, 'mudraw should have been detected'
|
|
|
|
@patch('openlp.plugins.presentations.lib.pdfcontroller.check_binary_exists')
|
|
def test_process_check_binary_new_motool(self, mocked_check_binary_exists):
|
|
"""
|
|
Test that the correct output from the new mutool is detected
|
|
"""
|
|
# GIVEN: A mocked check_binary_exists that returns new mutool output
|
|
new_mutool_output = (b'usage: mutool <command> [options]\n\tdraw\t-- convert document\n\trun\t-- run javascript'
|
|
b'\n\tclean\t-- rewrite pdf file\n\textract\t-- extract font and image resources\n\tinfo\t'
|
|
b'-- show information about pdf resources\n\tpages\t-- show information about pdf pages\n'
|
|
b'\tposter\t-- split large page into many tiles\n\tshow\t-- show internal pdf objects\n\t'
|
|
b'create\t-- create pdf document\n\tmerge\t-- merge pages from multiple pdf sources into a'
|
|
b'new pdf\n')
|
|
mocked_check_binary_exists.return_value = new_mutool_output
|
|
|
|
# WHEN: Calling process_check_binary
|
|
ret = PdfController.process_check_binary('test')
|
|
|
|
# THEN: mutool should be detected
|
|
assert 'mutool' == ret, 'mutool should have been detected'
|
|
|
|
@patch('openlp.plugins.presentations.lib.pdfcontroller.check_binary_exists')
|
|
def test_process_check_binary_old_motool(self, mocked_check_binary_exists):
|
|
"""
|
|
Test that the output from the old mutool is not accepted
|
|
"""
|
|
# GIVEN: A mocked check_binary_exists that returns old mutool output
|
|
old_mutool_output = (b'usage: mutool <command> [options]\n\tclean\t-- rewrite pdf file\n\textract\t-- extract '
|
|
b'font and image resources\n\tinfo\t-- show information about pdf resources\n\tposter\t-- '
|
|
b'split large page into many tiles\n\tshow\t-- show internal pdf objects')
|
|
mocked_check_binary_exists.return_value = old_mutool_output
|
|
|
|
# WHEN: Calling process_check_binary
|
|
ret = PdfController.process_check_binary('test')
|
|
|
|
# THEN: mutool should be detected
|
|
assert ret is None, 'old mutool should not be accepted!'
|
|
|
|
@patch('openlp.plugins.presentations.lib.pdfcontroller.check_binary_exists')
|
|
def test_process_check_binary_gs(self, mocked_check_binary_exists):
|
|
"""
|
|
Test that the correct output from gs is detected
|
|
"""
|
|
# GIVEN: A mocked check_binary_exists that returns gs output
|
|
gs_output = (b'GPL Ghostscript 9.19 (2016-03-23)\nCopyright (C) 2016 Artifex Software, Inc. All rights reserv'
|
|
b'ed.\nUsage: gs [switches] [file1.ps file2.ps ...]')
|
|
mocked_check_binary_exists.return_value = gs_output
|
|
|
|
# WHEN: Calling process_check_binary
|
|
ret = PdfController.process_check_binary('test')
|
|
|
|
# THEN: mutool should be detected
|
|
assert 'gs' == ret, 'mutool should have been detected'
|