Various fixes for beta1

appveyor.yml

@@ -54,12 +54,6 @@ after_test:
           # This is where we create a package using PyInstaller
           # Install PyInstaller 
           python -m pip install --no-warn-script-location pyinstaller
-          # Patch pyinstaller to fix a webengine bundle issue
-          Invoke-WebRequest -Uri "https://raw.githubusercontent.com/pyinstaller/pyinstaller/d08a42c612a91cc320c54f9e812fe967b9c8594a/PyInstaller/hooks/hook-PyQt5.QtWebEngineWidgets.py" -OutFile "hook-PyQt5.QtWebEngineWidgets.py"
-          Invoke-WebRequest -Uri "https://raw.githubusercontent.com/pyinstaller/pyinstaller/91481570517707fc70aa70dca9eb986c61eac35d/PyInstaller/hooks/hook-pkg_resources.py" -OutFile hook-pkg_resources.py
-          $sitePkgFolder = python -c "import sys; site_pkg_folder = next(p for p in sys.path if 'site-packages' in p); print(site_pkg_folder.replace('\\', '/'))"
-          cp hook-PyQt5.QtWebEngineWidgets.py "${sitePkgFolder}/PyInstaller/hooks/hook-PyQt5.QtWebEngineWidgets.py"
-          cp hook-pkg_resources.py "${sitePkgFolder}/PyInstaller/hooks/hook-pkg_resources.py"
           # Some windows only stuff...
           If ($isWindows) {
             # Disabled portable installers - can't figure out how to make them silent

openlp/core/common/settings.py

@@ -280,8 +280,6 @@ class Settings(QtCore.QSettings):
         'planningcenter/secret': '',
         'presentations/status': PluginStatus.Inactive,
         'presentations/override app': QtCore.Qt.Unchecked,
-        'presentations/enable_pdf_program': QtCore.Qt.Unchecked,
-        'presentations/pdf_program': None,
         'presentations/maclo': QtCore.Qt.Checked,
         'presentations/Impress': QtCore.Qt.Checked,
         'presentations/Powerpoint': QtCore.Qt.Checked,
@@ -406,7 +404,8 @@ class Settings(QtCore.QSettings):
         ('projector/last directory import', 'projector/last directory import', [(str_to_path, None)]),
         ('projector/last directory export', 'projector/last directory export', [(str_to_path, None)]),
         ('bibles/last directory import', 'bibles/last directory import', [(str_to_path, None)]),
-        ('presentations/pdf_program', 'presentations/pdf_program', [(str_to_path, None)]),
+        ('presentations/enable_pdf_program', '', []),
+        ('presentations/pdf_program', '', []),
         ('songs/last directory import', 'songs/last directory import', [(str_to_path, None)]),
         ('songs/last directory export', 'songs/last directory export', [(str_to_path, None)]),
         ('songusage/last directory export', 'songusage/last directory export', [(str_to_path, None)]),

openlp/plugins/presentations/lib/messagelistener.py

@@ -340,7 +340,6 @@ class MessageListener(object):
             item.footer = item_cpy.footer
             item.from_service = item_cpy.from_service
             item.iconic_representation = item_cpy.icon
-            item.image_border = item_cpy.image_border
             item.main = item_cpy.main
             item.theme = item_cpy.theme
             # When presenting PDF/XPS/OXPS, we are using the image presentation code,

openlp/plugins/presentations/lib/pdfcontroller.py

@@ -19,13 +19,8 @@
 # along with this program.  If not, see <https://www.gnu.org/licenses/>. #
 ##########################################################################
 import logging
-import re
-from shutil import which
-from subprocess import CalledProcessError, check_output
 
-from openlp.core.common import check_binary_exists, is_win
+from openlp.core.common import is_win
-from openlp.core.common.registry import Registry
-from openlp.core.common.applocation import AppLocation
 from openlp.core.display.screens import ScreenList
 from openlp.plugins.presentations.lib.presentationcontroller import PresentationController, PresentationDocument
 
@@ -64,38 +59,6 @@ class PdfController(PresentationController):
         # Determine whether mudraw or ghostscript is used
         self.check_installed()
 
-    @staticmethod
-    def process_check_binary(program_path):
-        """
-        Function that checks whether a binary is either ghostscript or mudraw or neither.
-        Is also used from presentationtab.py
-
-        :param pathlib.Path program_path: The full path to the binary to check.
-        :return: Type of the binary, 'gs' if ghostscript, 'mudraw' if mudraw, None if invalid.
-        :rtype: str | None
-        """
-        program_type = None
-        runlog = check_binary_exists(program_path)
-        # Analyse the output to see it the program is mudraw, ghostscript or neither
-        for line in runlog.splitlines():
-            decoded_line = line.decode()
-            found_mudraw = re.search('usage: mudraw.*', decoded_line, re.IGNORECASE)
-            if found_mudraw:
-                program_type = 'mudraw'
-                break
-            found_mutool = re.search('usage: mutool.*', decoded_line, re.IGNORECASE)
-            if found_mutool:
-                # Test that mutool contains mudraw
-                if re.search(r'draw\s+--\s+convert document.*', runlog.decode(), re.IGNORECASE | re.MULTILINE):
-                    program_type = 'mutool'
-                    break
-            found_gs = re.search('GPL Ghostscript.*', decoded_line, re.IGNORECASE)
-            if found_gs:
-                program_type = 'gs'
-                break
-        log.debug('in check_binary, found: {text}'.format(text=program_type))
-        return program_type
-
     def check_available(self):
         """
         PdfController is able to run on this machine.
@@ -112,53 +75,10 @@ class PdfController(PresentationController):
         :return: True if program to open PDF-files was found, otherwise False.
         """
         log.debug('check_installed Pdf')
-        self.mudrawbin = None
-        self.mutoolbin = None
-        self.gsbin = None
         self.also_supports = []
-        # Use the user defined program if given
+        if PYMUPDF_AVAILABLE:
-        if Registry().get('settings').value('presentations/enable_pdf_program'):
-            program_path = Registry().get('settings').value('presentations/pdf_program')
-            program_type = self.process_check_binary(program_path)
-            if program_type == 'gs':
-                self.gsbin = program_path
-            elif program_type == 'mudraw':
-                self.mudrawbin = program_path
-            elif program_type == 'mutool':
-                self.mutoolbin = program_path
-        elif PYMUPDF_AVAILABLE:
             self.also_supports = ['xps', 'oxps', 'epub', 'cbz', 'fb2']
             return True
-        else:
-            # Fallback to autodetection
-            application_path = AppLocation.get_directory(AppLocation.AppDir)
-            if is_win():
-                # for windows we only accept mudraw.exe or mutool.exe in the base folder
-                if (application_path / 'mudraw.exe').is_file():
-                    self.mudrawbin = application_path / 'mudraw.exe'
-                elif (application_path / 'mutool.exe').is_file():
-                    self.mutoolbin = application_path / 'mutool.exe'
-            else:
-                # First try to find mudraw
-                self.mudrawbin = which('mudraw')
-                # if mudraw isn't installed, try mutool
-                if not self.mudrawbin:
-                    self.mutoolbin = which('mutool')
-                    # Check we got a working mutool
-                    if not self.mutoolbin or self.process_check_binary(self.mutoolbin) != 'mutool':
-                        self.gsbin = which('gs')
-                # Last option: check if mudraw or mutool is placed in OpenLP base folder
-                if not self.mudrawbin and not self.mutoolbin and not self.gsbin:
-                    application_path = AppLocation.get_directory(AppLocation.AppDir)
-                    if (application_path / 'mudraw').is_file():
-                        self.mudrawbin = application_path / 'mudraw'
-                    elif (application_path / 'mutool').is_file():
-                        self.mutoolbin = application_path / 'mutool'
-        if self.mudrawbin or self.mutoolbin:
-            self.also_supports = ['xps', 'oxps', 'epub', 'cbz', 'fb2']
-            return True
-        elif self.gsbin:
-            return True
         return False
 
     def kill(self):
@@ -198,49 +118,6 @@ class PdfDocument(PresentationDocument):
         else:
             self.startupinfo = None
 
-    def gs_get_resolution(self, size):
-        """
-        Only used when using ghostscript
-        Ghostscript can't scale automatically while keeping aspect like mupdf, so we need
-        to get the ratio between the screen size and the PDF to scale
-
-        :param size: Size struct containing the screen size.
-        :return: The resolution dpi to be used.
-        """
-        # Use a postscript script to get size of the pdf. It is assumed that all pages have same size
-        gs_resolution_script = AppLocation.get_directory(
-            AppLocation.PluginsDir) / 'presentations' / 'lib' / 'ghostscript_get_resolution.ps'
-        # Run the script on the pdf to get the size
-        runlog = []
-        try:
-            runlog = check_output([str(self.controller.gsbin), '-dNOPAUSE', '-dNODISPLAY', '-dBATCH',
-                                   '-sFile={file_path}'.format(file_path=self.file_path), str(gs_resolution_script)],
-                                  startupinfo=self.startupinfo)
-        except CalledProcessError as e:
-            log.debug(' '.join(e.cmd))
-            log.debug(e.output)
-        # Extract the pdf resolution from output, the format is " Size: x: <width>, y: <height>"
-        width = 0.0
-        height = 0.0
-        for line in runlog.splitlines():
-            try:
-                width = float(re.search(r'.*Size: x: (\d+\.?\d*), y: \d+.*', line.decode()).group(1))
-                height = float(re.search(r'.*Size: x: \d+\.?\d*, y: (\d+\.?\d*).*', line.decode()).group(1))
-                break
-            except AttributeError:
-                continue
-        # Calculate the ratio from pdf to screen
-        if width > 0 and height > 0:
-            width_ratio = size.width() / width
-            height_ratio = size.height() / height
-            # return the resolution that should be used. 72 is default.
-            if width_ratio > height_ratio:
-                return int(height_ratio * 72)
-            else:
-                return int(width_ratio * 72)
-        else:
-            return 72
-
     def load_presentation(self):
         """
         Called when a presentation is added to the SlideController. It generates images from the PDF.
@@ -260,30 +137,9 @@ class PdfDocument(PresentationDocument):
         size = ScreenList().current.display_geometry
         # Generate images from PDF that will fit the frame.
         runlog = ''
-        try:
         if not temp_dir_path.is_dir():
             temp_dir_path.mkdir(parents=True)
-            # The %03d in the file name is handled by each binary
+        try:
-            if self.controller.mudrawbin:
-                log.debug('loading presentation using mudraw')
-                runlog = check_output([str(self.controller.mudrawbin), '-w', str(size.width()),
-                                       '-h', str(size.height()),
-                                       '-o', str(temp_dir_path / 'mainslide%03d.png'), str(self.file_path)],
-                                      startupinfo=self.startupinfo)
-            elif self.controller.mutoolbin:
-                log.debug('loading presentation using mutool')
-                runlog = check_output([str(self.controller.mutoolbin), 'draw', '-w', str(size.width()),
-                                       '-h', str(size.height()), '-o', str(temp_dir_path / 'mainslide%03d.png'),
-                                       str(self.file_path)],
-                                      startupinfo=self.startupinfo)
-            elif self.controller.gsbin:
-                log.debug('loading presentation using gs')
-                resolution = self.gs_get_resolution(size)
-                runlog = check_output([str(self.controller.gsbin), '-dSAFER', '-dNOPAUSE', '-dBATCH', '-sDEVICE=png16m',
-                                       '-r{res}'.format(res=resolution), '-dTextAlphaBits=4', '-dGraphicsAlphaBits=4',
-                                       '-sOutputFile={output}'.format(output=temp_dir_path / 'mainslide%03d.png'),
-                                       str(self.file_path)], startupinfo=self.startupinfo)
-            elif PYMUPDF_AVAILABLE:
             log.debug('loading presentation using PyMuPDF')
             pdf = fitz.open(str(self.file_path))
             for i, page in enumerate(pdf, start=1):

openlp/plugins/presentations/lib/presentationtab.py

@@ -23,9 +23,6 @@ from PyQt5 import QtWidgets
 
 from openlp.core.common.i18n import UiStrings, translate
 from openlp.core.lib.settingstab import SettingsTab
-from openlp.core.lib.ui import critical_error_message_box
-from openlp.core.widgets.edits import PathEdit
-from openlp.plugins.presentations.lib.pdfcontroller import PdfController
 
 
 class PresentationTab(SettingsTab):
@@ -79,23 +76,10 @@ class PresentationTab(SettingsTab):
         self.ppt_window_check_box.setObjectName('ppt_window_check_box')
         self.powerpoint_layout.addWidget(self.ppt_window_check_box)
         self.left_layout.addWidget(self.powerpoint_group_box)
-        # Pdf options
+        # setup layout
-        self.pdf_group_box = QtWidgets.QGroupBox(self.left_column)
-        self.pdf_group_box.setObjectName('pdf_group_box')
-        self.pdf_layout = QtWidgets.QFormLayout(self.pdf_group_box)
-        self.pdf_layout.setObjectName('pdf_layout')
-        self.pdf_program_check_box = QtWidgets.QCheckBox(self.pdf_group_box)
-        self.pdf_program_check_box.setObjectName('pdf_program_check_box')
-        self.pdf_layout.addRow(self.pdf_program_check_box)
-        self.program_path_edit = PathEdit(self.pdf_group_box)
-        self.pdf_layout.addRow(self.program_path_edit)
-        self.left_layout.addWidget(self.pdf_group_box)
         self.left_layout.addStretch()
         self.right_column.setSizePolicy(QtWidgets.QSizePolicy.Expanding, QtWidgets.QSizePolicy.Preferred)
         self.right_layout.addStretch()
-        # Signals and slots
-        self.program_path_edit.pathChanged.connect(self.on_program_path_edit_path_changed)
-        self.pdf_program_check_box.clicked.connect(self.program_path_edit.setEnabled)
 
     def retranslate_ui(self):
         """
@@ -107,7 +91,6 @@ class PresentationTab(SettingsTab):
             checkbox = self.presenter_check_boxes[controller.name]
             self.set_controller_text(checkbox, controller)
         self.advanced_group_box.setTitle(UiStrings().Advanced)
-        self.pdf_group_box.setTitle(translate('PresentationPlugin.PresentationTab', 'PDF options'))
         self.powerpoint_group_box.setTitle(translate('PresentationPlugin.PresentationTab', 'PowerPoint options'))
         self.override_app_check_box.setText(
             translate('PresentationPlugin.PresentationTab', 'Allow presentation application to be overridden'))
@@ -118,10 +101,6 @@ class PresentationTab(SettingsTab):
             translate('PresentationPlugin.PresentationTab',
                       'Let PowerPoint control the size and monitor of the presentations\n'
                       '(This may fix PowerPoint scaling issues in Windows 8 and 10)'))
-        self.pdf_program_check_box.setText(
-            translate('PresentationPlugin.PresentationTab', 'Use given full path for mudraw or ghostscript binary:'))
-        self.program_path_edit.dialog_caption = translate('PresentationPlugin.PresentationTab',
-                                                          'Select mudraw or ghostscript binary')
 
     def set_controller_text(self, checkbox, controller):
         if checkbox.isEnabled():
@@ -147,11 +126,6 @@ class PresentationTab(SettingsTab):
         self.ppt_slide_click_check_box.setEnabled(powerpoint_available)
         self.ppt_window_check_box.setChecked(self.settings.value('presentations/powerpoint control window'))
         self.ppt_window_check_box.setEnabled(powerpoint_available)
-        # load pdf-program settings
-        enable_pdf_program = self.settings.value('presentations/enable_pdf_program')
-        self.pdf_program_check_box.setChecked(enable_pdf_program)
-        self.program_path_edit.setEnabled(enable_pdf_program)
-        self.program_path_edit.path = self.settings.value('presentations/pdf_program')
 
     def save(self):
         """
@@ -186,18 +160,6 @@ class PresentationTab(SettingsTab):
         if self.settings.value(setting_key) != self.ppt_window_check_box.checkState():
             self.settings.setValue(setting_key, self.ppt_window_check_box.checkState())
             changed = True
-        # Save pdf-settings
-        pdf_program_path = self.program_path_edit.path
-        enable_pdf_program = self.pdf_program_check_box.checkState()
-        # If the given program is blank disable using the program
-        if pdf_program_path is None:
-            enable_pdf_program = 0
-        if pdf_program_path != self.settings.value('presentations/pdf_program'):
-            self.settings.setValue('presentations/pdf_program', pdf_program_path)
-            changed = True
-        if enable_pdf_program != self.settings.value('presentations/enable_pdf_program'):
-            self.settings.setValue('presentations/enable_pdf_program', enable_pdf_program)
-            changed = True
         if changed:
             self.settings_form.register_post_process('mediaitem_suffix_reset')
             self.settings_form.register_post_process('mediaitem_presentation_rebuild')
@@ -213,16 +175,3 @@ class PresentationTab(SettingsTab):
             checkbox = self.presenter_check_boxes[controller.name]
             checkbox.setEnabled(controller.is_available())
             self.set_controller_text(checkbox, controller)
-
-    def on_program_path_edit_path_changed(self, new_path):
-        """
-        Handle the `pathEditChanged` signal from program_path_edit
-
-        :param pathlib.Path new_path: File path to the new program
-        :rtype: None
-        """
-        if new_path:
-            if not PdfController.process_check_binary(new_path):
-                critical_error_message_box(UiStrings().Error,
-                                           translate('PresentationPlugin.PresentationTab',
-                                                     'The program is not ghostscript or mudraw which is required.'))

tests/functional/openlp_plugins/presentations/test_pdfcontroller.py

@@ -24,10 +24,10 @@ This module contains tests for the PdfController
 import os
 import pytest
 from pathlib import Path
-from shutil import rmtree, which
+from shutil import rmtree
 from tempfile import mkdtemp
 from unittest import skipIf
-from unittest.mock import MagicMock, patch
+from unittest.mock import MagicMock
 
 from PyQt5 import QtCore, QtGui
 
@@ -96,7 +96,7 @@ def test_constructor(settings, mock_plugin):
     assert 'Pdf' == controller.name, 'The name of the presentation controller should be correct'
 
 
-def load_pdf(exe_path, pdf_env):
+def load_pdf(pdf_env):
     """
     Test loading a Pdf using the PdfController
     """
@@ -104,11 +104,9 @@ def load_pdf(exe_path, pdf_env):
     test_file_path = RESOURCE_PATH / 'presentations' / 'pdf_test1.pdf'
 
     # WHEN: The Pdf is loaded
-    settings = pdf_env[0]
     mock_plugin = pdf_env[1]
     temp_folder_path = pdf_env[2]
     thumbnail_folder_path = pdf_env[3]
-    settings.setValue('presentations/pdf_program', exe_path)
     controller = PdfController(plugin=mock_plugin)
     controller.temp_folder = temp_folder_path
     controller.thumbnail_folder = thumbnail_folder_path
@@ -121,7 +119,7 @@ def load_pdf(exe_path, pdf_env):
 
 
 @skipIf(IS_QT_QPA_PLATFORM_OFFSCREEN, 'This test fails when QT_QPA_PLATFORM is set to "offscreen".')
-def load_pdf_pictures(exe_path, pdf_env):
+def load_pdf_pictures(pdf_env):
     """
     Test loading a Pdf and check the generated pictures' size
     """
@@ -129,11 +127,9 @@ def load_pdf_pictures(exe_path, pdf_env):
     test_file_path = RESOURCE_PATH / 'presentations' / 'pdf_test1.pdf'
 
     # WHEN: The Pdf is loaded
-    settings = pdf_env[0]
     mock_plugin = pdf_env[1]
     temp_folder_path = pdf_env[2]
     thumbnail_folder_path = pdf_env[3]
-    settings.setValue('presentations/pdf_program', exe_path)
     controller = PdfController(plugin=mock_plugin)
     controller.temp_folder = temp_folder_path
     controller.thumbnail_folder = thumbnail_folder_path
@@ -144,10 +140,6 @@ def load_pdf_pictures(exe_path, pdf_env):
     assert loaded is True, 'The loading of the PDF should succeed.'
     image = QtGui.QImage(os.path.join(str(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))
@@ -155,97 +147,11 @@ def load_pdf_pictures(exe_path, pdf_env):
     assert image.width() == width, 'The width should be {width}'.format(width=width)
 
 
-def test_load_pdf(pdf_env):
-    """
-    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:
-            load_pdf(exe_path, pdf_env)
-            load_pdf_pictures(exe_path, pdf_env)
-
-
 def test_loading_pdf_using_pymupdf(pdf_env):
     try:
         import fitz  # noqa: F401
     except ImportError:
         pytest.skip('PyMuPDF is not installed')
 
-    load_pdf(None, pdf_env)
+    load_pdf(pdf_env)
-    load_pdf_pictures(None, pdf_env)
+    load_pdf_pictures(pdf_env)
-
-
-@patch('openlp.plugins.presentations.lib.pdfcontroller.check_binary_exists')
-def test_process_check_binary_mudraw(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(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(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(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'