Merge remote-tracking branch 'origin/master' into 4nd3r/hostblock_subdomains

24 files changed, 184 insertions, 33 deletions

diff --git a/README.asciidoc b/README.asciidoc
index b12665b7a..80d8b3880 100644
--- a/README.asciidoc
+++ b/README.asciidoc
@@ -205,6 +205,7 @@ Active
 * https://luakit.github.io/luakit/[luakit] (C/Lua, GTK+ with WebKit2)
 * https://nyxt.atlas.engineer/[Nyxt browser] (formerly "Next browser", Lisp, Emacs-like but also offers Vim bindings, QtWebKit or GTK+/WebKit2 - note there was a https://jgkamat.gitlab.io/blog/next-rce.html[critical remote code execution] which was handled quite badly)
 * https://vieb.dev/[Vieb] (JavaScript, Electron)
+* https://surf.suckless.org/[surf] (C, GTK+ with WebKit1/WebKit2)
 * Chrome/Chromium addons:
   https://vimium.github.io/[Vimium],
   https://github.com/dcchambers/vb4c[vb4c] (fork of cVim)
@@ -236,7 +237,6 @@ original site is gone but the Arch Linux wiki has some data)
 * https://www.uzbl.org/[uzbl] (C, GTK+ with WebKit1/WebKit2)
 * https://github.com/conformal/xombrero[xombrero] (C, GTK+ with WebKit1)
 * https://github.com/linkdd/cream-browser[Cream Browser] (C, GTK+ with WebKit1)
-* https://surf.suckless.org/[surf] (C, GTK+ with WebKit1/WebKit2)
 * Firefox addons (not based on WebExtensions or no recent activity):
   http://www.vimperator.org/[Vimperator],
   http://bug.5digits.org/pentadactyl/index[Pentadactyl],
diff --git a/doc/changelog.asciidoc b/doc/changelog.asciidoc
index 83d8a9601..46c6c283a 100644
--- a/doc/changelog.asciidoc
+++ b/doc/changelog.asciidoc
@@ -19,10 +19,18 @@ breaking changes (such as renamed commands) can happen in minor releases.
 v2.3.0 (unreleased)
 -------------------
 
+Added
+~~~~~
+
+- New `content.prefers_reduced_motion` setting to request websites to reduce
+  non-essential motion/animations.
+
 Changed
 ~~~~~~~
 
 - The `fonts.web.*` settings now support URL patterns.
+- The `:greasemonkey-reload` command now shows a list of loaded scripts and has
+  a new `--quiet` switch to suppress that message.
 
 [[v2.2.3]]
 v2.2.3 (2021-06-01)
diff --git a/doc/help/commands.asciidoc b/doc/help/commands.asciidoc
index d8a6e761c..f570a3ffd 100644
--- a/doc/help/commands.asciidoc
+++ b/doc/help/commands.asciidoc
@@ -577,7 +577,7 @@ Toggle fullscreen mode.
 
 [[greasemonkey-reload]]
 === greasemonkey-reload
-Syntax: +:greasemonkey-reload [*--force*]+
+Syntax: +:greasemonkey-reload [*--force*] [*--quiet*]+
 
 Re-read Greasemonkey scripts from disk.
 
@@ -586,6 +586,7 @@ The scripts are read from a 'greasemonkey' subdirectory in qutebrowser's data or
 ==== optional arguments
 * +*-f*+, +*--force*+: For any scripts that have required dependencies, re-download them.
 
+* +*-q*+, +*--quiet*+: Suppress message after loading scripts.
 
 [[help]]
 === help
diff --git a/doc/help/configuring.asciidoc b/doc/help/configuring.asciidoc
index ad287b030..e1a57cdfb 100644
--- a/doc/help/configuring.asciidoc
+++ b/doc/help/configuring.asciidoc
@@ -437,3 +437,9 @@ Various emacs/conkeror-like keybinding configs exist:
 It's also mostly possible to get rid of modal keybindings by setting
 `input.insert_mode.auto_enter` to `false`, and `input.forward_unbound_keys` to
 `all`.
+
+Other resources
+^^^^^^^^^^^^^^^
+
+- https://www.ii.com/qutebrowser-tips-fragments/[Infinite Ink: qutebrowser Tips and Fragments]
+- https://www.ii.com/qutebrowser-configpy/[Infinite Ink: qutebrowser’s Template config.py]
diff --git a/doc/help/index.asciidoc b/doc/help/index.asciidoc
index c734e1700..c7fb88c8d 100644
--- a/doc/help/index.asciidoc
+++ b/doc/help/index.asciidoc
@@ -52,6 +52,16 @@ ways:
 https://lists.schokokeks.org/mailman/listinfo.cgi/qutebrowser[mailinglist] at
 mailto:qutebrowser@lists.qutebrowser.org[].
 
+Other resources
+---------------
+
+- https://blog.qutebrowser.org/[Development blog]
+- https://twitter.com/qutebrowser[Twitter account],
+  https://fosstodon.org/@qutebrowser[Mastodon account]
+- Infinite Ink: https://www.ii.com/qutebrowser-getting-started/[Getting Started
+  with qutebrowser] and https://www.ii.com/portal/qutebrowser/[other
+  qutebrowser articles]
+
 License
 -------
 
diff --git a/doc/help/settings.asciidoc b/doc/help/settings.asciidoc
index fb208e48c..90197fddb 100644
--- a/doc/help/settings.asciidoc
+++ b/doc/help/settings.asciidoc
@@ -187,6 +187,7 @@
 |<<content.pdfjs,content.pdfjs>>|Allow pdf.js to view PDF files in the browser.
 |<<content.persistent_storage,content.persistent_storage>>|Allow websites to request persistent storage quota via `navigator.webkitPersistentStorage.requestQuota`.
 |<<content.plugins,content.plugins>>|Enable plugins in Web pages.
+|<<content.prefers_reduced_motion,content.prefers_reduced_motion>>|Request websites to minimize non-essentials animations and motion.
 |<<content.print_element_backgrounds,content.print_element_backgrounds>>|Draw the background color and images also when the page is printed.
 |<<content.private_browsing,content.private_browsing>>|Open new windows in private browsing mode which does not record visited pages.
 |<<content.proxy,content.proxy>>|Proxy to use.
@@ -2607,6 +2608,22 @@ Type: <<types,Bool>>
 
 Default: +pass:[false]+
 
+[[content.prefers_reduced_motion]]
+=== content.prefers_reduced_motion
+Request websites to minimize non-essentials animations and motion.
+This results in the `prefers-reduced-motion` CSS media query to evaluate to `reduce` (rather than `no-preference`).
+On Windows, if this setting is set to False, the system-wide animation setting is considered.
+
+This setting requires a restart.
+
+On QtWebEngine, this setting requires Qt 5.14 or newer.
+
+On QtWebKit, this setting is unavailable.
+
+Type: <<types,Bool>>
+
+Default: +pass:[false]+
+
 [[content.print_element_backgrounds]]
 === content.print_element_backgrounds
 Draw the background color and images also when the page is printed.
diff --git a/doc/install.asciidoc b/doc/install.asciidoc
index 20e2028d1..580a511c5 100644
--- a/doc/install.asciidoc
+++ b/doc/install.asciidoc
@@ -264,6 +264,10 @@ and QtWebEngine backend is also not available.
 On Windows
 ----------
 
+NOTE: As an additional resource, see
+https://www.ii.com/installing-qutebrowser-on-windows/[Infinite Ink: Installing
+qutebrowser on Windows].
+
 There are different ways to install qutebrowser on Windows:
 
 Prebuilt binaries
diff --git a/doc/userscripts.asciidoc b/doc/userscripts.asciidoc
index 747340454..b2af783fb 100644
--- a/doc/userscripts.asciidoc
+++ b/doc/userscripts.asciidoc
@@ -22,7 +22,10 @@ To call a userscript, it needs to be stored in your config or data directory und
 `userscripts` (for example: `~/.local/share/qutebrowser/userscripts/myscript`),
 or just use an absolute path.
 
-NOTE: On Windows, only userscripts with `com`, `bat`, or `exe` extensions will be launched.
+NOTE: On Windows, only userscripts with `com`, `bat`, or `exe` extensions will
+be launched. As an additional resource, see
+https://www.ii.com/qutebrowser-userscripts-on-windows/[Infinite Ink:
+qutebrowser Userscripts on Windows].
 
 Getting information
 -------------------
diff --git a/misc/requirements/requirements-dev.txt b/misc/requirements/requirements-dev.txt
index 7e1159089..1ecb63561 100644
--- a/misc/requirements/requirements-dev.txt
+++ b/misc/requirements/requirements-dev.txt
@@ -5,10 +5,11 @@ certifi==2021.5.30
 cffi==1.14.5
 chardet==4.0.0
 cryptography==3.4.7
+Deprecated==1.2.12
 github3.py==2.0.0
 hunter==3.3.3
 idna==2.10
-jwcrypto==0.8
+jwcrypto==0.9
 manhole==1.8.0
 packaging==20.9
 pycparser==2.20
@@ -22,3 +23,4 @@ six==1.16.0
 toml==0.10.2
 uritemplate==3.0.1
 # urllib3==1.26.5
+wrapt==1.12.1
diff --git a/misc/requirements/requirements-mypy.txt b/misc/requirements/requirements-mypy.txt
index 22261972c..7dfb82e0f 100644
--- a/misc/requirements/requirements-mypy.txt
+++ b/misc/requirements/requirements-mypy.txt
@@ -2,7 +2,7 @@
 
 chardet==4.0.0
 diff-cover==5.1.2
-importlib-metadata==4.3.1
+importlib-metadata==4.5.0
 importlib-resources==5.1.4
 inflect==5.3.0
 Jinja2==3.0.1
diff --git a/misc/requirements/requirements-pylint.txt b/misc/requirements/requirements-pylint.txt
index 13b1ef98b..5d6ef8f30 100644
--- a/misc/requirements/requirements-pylint.txt
+++ b/misc/requirements/requirements-pylint.txt
@@ -5,11 +5,12 @@ certifi==2021.5.30
 cffi==1.14.5
 chardet==4.0.0
 cryptography==3.4.7
+Deprecated==1.2.12
 future==0.18.2
 github3.py==2.0.0
 idna==2.10
 isort==4.3.21
-jwcrypto==0.8
+jwcrypto==0.9
 lazy-object-proxy==1.4.3
 mccabe==0.6.1
 pefile==2021.5.24
diff --git a/misc/requirements/requirements-tests.txt b/misc/requirements/requirements-tests.txt
index 0cdd02555..15c2503c7 100644
--- a/misc/requirements/requirements-tests.txt
+++ b/misc/requirements/requirements-tests.txt
@@ -14,7 +14,7 @@ filelock==3.0.12
 Flask==2.0.1
 glob2==0.7
 hunter==3.3.3
-hypothesis==6.13.10
+hypothesis==6.13.14
 icdiff==1.9.1
 idna==2.10
 iniconfig==1.1.1
@@ -37,12 +37,12 @@ pyparsing==2.4.7
 pytest==6.2.4
 pytest-bdd==4.0.2
 pytest-benchmark==3.4.1
-pytest-cov==2.12.0
+pytest-cov==2.12.1
 pytest-forked==1.3.0
 pytest-icdiff==0.5
 pytest-instafail==0.4.2
 pytest-mock==3.6.1
-pytest-qt==3.3.0
+pytest-qt==4.0.0
 pytest-repeat==0.9.1
 pytest-rerunfailures==10.0
 pytest-xdist==2.2.1
diff --git a/misc/userscripts/README.md b/misc/userscripts/README.md
index 395797805..7dbb0c840 100644
--- a/misc/userscripts/README.md
+++ b/misc/userscripts/README.md
@@ -76,7 +76,9 @@ The following userscripts can be found on their own repositories.
   Opens DOIs on Sci-Hub.
 - [1password](https://github.com/tomoakley/dotfiles/blob/master/qutebrowser/userscripts/1password):
   Integration with 1password on macOS.
-
+- [localhost](https://github.com/SidharthArya/.qutebrowser/blob/master/userscripts/localhost):
+  Quickly navigate to localhost:port. For reference: [A quicker way to reach localhost with qutebrowser](https://sidhartharya.me/a-quicker-way-to-reach-localhost-with-qutebrowser/)
+  
 [Zotero]: https://www.zotero.org/
 [Pocket]: https://getpocket.com/
 [Instapaper]: https://www.instapaper.com/
diff --git a/misc/userscripts/readability-js b/misc/userscripts/readability-js
index bb681810c..485957ddb 100755
--- a/misc/userscripts/readability-js
+++ b/misc/userscripts/readability-js
@@ -8,6 +8,7 @@
 // # Prerequisites
 //
 // - Mozilla's readability library (npm install -g @mozilla/readability)
+//     - Also available in the AUR as nodejs-readability-git
 // - jsdom (npm install -g jsdom)
 // - qutejs (npm install -g qutejs)
 //
diff --git a/qutebrowser/browser/greasemonkey.py b/qutebrowser/browser/greasemonkey.py
index c1574aed1..03db3be0c 100644
--- a/qutebrowser/browser/greasemonkey.py
+++ b/qutebrowser/browser/greasemonkey.py
@@ -32,7 +32,7 @@ from typing import cast, List, Sequence
 from PyQt5.QtCore import pyqtSignal, QObject, QUrl
 
 from qutebrowser.utils import (log, standarddir, jinja, objreg, utils,
-                               javascript, urlmatch, version, usertypes)
+                               javascript, urlmatch, version, usertypes, message)
 from qutebrowser.api import cmdutils
 from qutebrowser.browser import downloads
 from qutebrowser.misc import objects
@@ -101,6 +101,9 @@ class GreasemonkeyScript:
     HEADER_REGEX = r'// ==UserScript==|\n+// ==/UserScript==\n'
     PROPS_REGEX = r'// @(?P<prop>[^\s]+)\s*(?P<val>.*)'
 
+    def __str__(self):
+        return self.name
+
     @classmethod
     def parse(cls, source, filename=None):
         """GreasemonkeyScript factory.
@@ -266,7 +269,7 @@ class GreasemonkeyManager(QObject):
 
         self.load_scripts()
 
-    def load_scripts(self, *, force=False):
+    def load_scripts(self, *, force: bool = False) -> List[GreasemonkeyScript]:
         """Re-read Greasemonkey scripts from disk.
 
         The scripts are read from a 'greasemonkey' subdirectory in
@@ -275,14 +278,19 @@ class GreasemonkeyManager(QObject):
         Args:
             force: For any scripts that have required dependencies,
                    re-download them.
+
+        Return:
+            A list of loaded scripts.
         """
         self._run_start = []
         self._run_end = []
         self._run_idle = []
 
+        scripts = []
         for scripts_dir in _scripts_dirs():
             scripts_dir = os.path.abspath(scripts_dir)
             log.greasemonkey.debug("Reading scripts from: {}".format(scripts_dir))
+
             for script_filename in glob.glob(os.path.join(scripts_dir, '*.js')):
                 if not os.path.isfile(script_filename):
                     continue
@@ -290,10 +298,12 @@ class GreasemonkeyManager(QObject):
                 with open(script_path, encoding='utf-8-sig') as script_file:
                     script = GreasemonkeyScript.parse(script_file.read(),
                                                       script_filename)
-                    if not script.name:
-                        script.name = script_filename
+                    assert script.name, script
                     self.add_script(script, force)
+                    scripts.append(script)
+
         self.scripts_reloaded.emit()
+        return sorted(scripts, key=str)
 
     def add_script(self, script, force=False):
         """Add a GreasemonkeyScript to this manager.
@@ -304,8 +314,7 @@ class GreasemonkeyManager(QObject):
         """
         if script.requires:
             log.greasemonkey.debug(
-                "Deferring script until requirements are "
-                "fulfilled: {}".format(script.name))
+                f"Deferring script until requirements are fulfilled: {script}")
             self._get_required_scripts(script, force)
         else:
             self._add_script(script)
@@ -319,14 +328,13 @@ class GreasemonkeyManager(QObject):
             self._run_idle.append(script)
         else:
             if script.run_at:
-                log.greasemonkey.warning("Script {} has invalid run-at "
-                                         "defined, defaulting to "
-                                         "document-end"
-                                         .format(script.name))
+                log.greasemonkey.warning(
+                    f"Script {script} has invalid run-at defined, defaulting to "
+                    "document-end")
                 # Default as per
                 # https://wiki.greasespot.net/Metadata_Block#.40run-at
             self._run_end.append(script)
-        log.greasemonkey.debug("Loaded script: {}".format(script.name))
+        log.greasemonkey.debug(f"Loaded script: {script}")
 
     def _required_url_to_file_path(self, url):
         requires_dir = os.path.join(_scripts_dirs()[0], 'requires')
@@ -338,9 +346,8 @@ class GreasemonkeyManager(QObject):
         self._in_progress_dls.remove(download)
         if not self._add_script_with_requires(script):
             log.greasemonkey.debug(
-                "Finished download {} for script {} "
-                "but some requirements are still pending"
-                .format(download.basename, script.name))
+                "Finished download {download.basename} for script {script} "
+                "but some requirements are still pending")
 
     def _add_script_with_requires(self, script, quiet=False):
         """Add a script with pending downloads to this GreasemonkeyManager.
@@ -364,8 +371,7 @@ class GreasemonkeyManager(QObject):
         for url in reversed(script.requires):
             target_path = self._required_url_to_file_path(url)
             log.greasemonkey.debug(
-                "Adding required script for {} to IIFE: {}"
-                .format(script.name, url))
+                f"Adding required script for {script} to IIFE: {url}")
             with open(target_path, encoding='utf8') as f:
                 script.add_required_script(f.read())
 
@@ -426,7 +432,7 @@ class GreasemonkeyManager(QObject):
 
 
 @cmdutils.register()
-def greasemonkey_reload(force=False):
+def greasemonkey_reload(force: bool = False, quiet: bool = False) -> None:
     """Re-read Greasemonkey scripts from disk.
 
     The scripts are read from a 'greasemonkey' subdirectory in
@@ -435,8 +441,12 @@ def greasemonkey_reload(force=False):
     Args:
         force: For any scripts that have required dependencies,
                 re-download them.
+        quiet: Suppress message after loading scripts.
     """
-    gm_manager.load_scripts(force=force)
+    scripts = gm_manager.load_scripts(force=force)
+    names = '\n'.join(str(script) for script in scripts)
+    if not quiet:
+        message.info(f"Loaded scripts:\n\n{names}")
 
 
 def init():
diff --git a/qutebrowser/browser/webkit/webpage.py b/qutebrowser/browser/webkit/webpage.py
index 6fd11b7c8..ddbd78de2 100644
--- a/qutebrowser/browser/webkit/webpage.py
+++ b/qutebrowser/browser/webkit/webpage.py
@@ -343,7 +343,7 @@ class BrowserPage(QWebPage):
 
         for script in toload:
             if frame is self.mainFrame() or script.runs_on_sub_frames:
-                log.webview.debug('Running GM script: {}'.format(script.name))
+                log.webview.debug(f'Running GM script: {script}')
                 frame.evaluateJavaScript(script.code())
 
     @pyqtSlot('QWebFrame*', 'QWebPage::Feature')
diff --git a/qutebrowser/config/configdata.yml b/qutebrowser/config/configdata.yml
index b85e84be2..d12741ec4 100644
--- a/qutebrowser/config/configdata.yml
+++ b/qutebrowser/config/configdata.yml
@@ -528,6 +528,22 @@ content.frame_flattening:
 
     This will flatten all the frames to become one scrollable page.
 
+content.prefers_reduced_motion:
+  default: false
+  type: Bool
+  backend:
+    QtWebEngine: Qt 5.14
+    QtWebKit: false
+  restart: true
+  desc: >-
+    Request websites to minimize non-essentials animations and motion.
+
+    This results in the `prefers-reduced-motion` CSS media query to evaluate to
+    `reduce` (rather than `no-preference`).
+
+    On Windows, if this setting is set to False, the system-wide animation
+    setting is considered.
+
 content.site_specific_quirks:
   renamed: content.site_specific_quirks.enabled
 
diff --git a/qutebrowser/config/qtargs.py b/qutebrowser/config/qtargs.py
index cb17a0ced..c38ef5b01 100644
--- a/qutebrowser/config/qtargs.py
+++ b/qutebrowser/config/qtargs.py
@@ -334,7 +334,11 @@ def _qtwebengine_settings_args(versions: version.WebEngineVersions) -> Iterator[
         },
         'content.headers.referer': {
             'always': None,
-        }
+        },
+        'content.prefers_reduced_motion': {
+            True: '--force-prefers-reduced-motion',
+            False: None,
+        },
     }
     qt_514_ver = utils.VersionNumber(5, 14)
 
diff --git a/requirements.txt b/requirements.txt
index 4163885b9..d2bd28949 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,7 +3,7 @@
 adblock==0.4.4
 colorama==0.4.4
 dataclasses==0.6 ; python_version<"3.7"
-importlib-metadata==4.3.1 ; python_version<"3.8"
+importlib-metadata==4.5.0 ; python_version<"3.8"
 importlib-resources==5.1.4 ; python_version<"3.9"
 Jinja2==3.0.1
 MarkupSafe==2.0.1
diff --git a/scripts/dev/recompile_requirements.py b/scripts/dev/recompile_requirements.py
index 8dd9e4c09..e8a188f6c 100644
--- a/scripts/dev/recompile_requirements.py
+++ b/scripts/dev/recompile_requirements.py
@@ -185,6 +185,7 @@ CHANGELOG_URLS = {
     'setuptools': 'https://setuptools.readthedocs.io/en/latest/history.html',
     'future': 'https://python-future.org/whatsnew.html',
     'pefile': 'https://github.com/erocarrera/pefile/commits/master',
+    'Deprecated': 'https://github.com/tantale/deprecated/blob/master/CHANGELOG.rst',
 }
 
 
diff --git a/scripts/mkvenv.py b/scripts/mkvenv.py
index 58131bc05..ba31638d8 100755
--- a/scripts/mkvenv.py
+++ b/scripts/mkvenv.py
@@ -335,7 +335,7 @@ def _find_libs() -> Dict[Tuple[str, str], List[str]]:
     for line in ldconfig_proc.stdout.splitlines():
         match = pattern.fullmatch(line.strip())
         if match is None:
-            if 'libs found in cache' not in line:
+            if 'libs found in cache' not in line and 'Cache generated by:' not in line:
                 utils.print_col(f'Failed to match ldconfig output: {line}', 'yellow')
             continue
 
diff --git a/tests/end2end/data/prefers_reduced_motion.html b/tests/end2end/data/prefers_reduced_motion.html
new file mode 100644
index 000000000..a37d43864
--- /dev/null
+++ b/tests/end2end/data/prefers_reduced_motion.html
@@ -0,0 +1,38 @@
+<!DOCTYPE html>
+<html>
+    <head>
+        <meta charset="utf-8">
+        <title>Prefers reduced motion test</title>
+        <style>
+#reduce-text {
+    display: none;
+}
+#no-preference-text {
+    display: none;
+}
+
+@media (prefers-reduced-motion: no-preference) {
+    #no-preference-text {
+        display: inline;
+    }
+    #missing-support-text {
+        display: none;
+    }
+}
+
+@media (prefers-reduced-motion: reduce) {
+    #reduce-text {
+        display: inline;
+    }
+    #missing-support-text {
+        display: none;
+    }
+}
+        </style>
+    </head>
+    <body>
+        <p id="reduce-text">Reduced motion preference detected.</p>
+        <p id="no-preference-text">No preference detected.</p>
+        <p id="missing-support-text">Preference support missing.</p>
+    </body>
+</html>
diff --git a/tests/end2end/fixtures/quteprocess.py b/tests/end2end/fixtures/quteprocess.py
index 0c0cfc50f..264c81283 100644
--- a/tests/end2end/fixtures/quteprocess.py
+++ b/tests/end2end/fixtures/quteprocess.py
@@ -229,6 +229,10 @@ def is_ignored_chromium_message(line):
         # gpu_process_transport_factory.cc(1019)] Lost UI shared context.
         'Lost UI shared context.',
 
+        # [20870:20908:0607/081717.652282:ERROR:block_files.cc(465)] Failed to
+        # open /tmp/qutebrowser-basedir-cg284f_m/data/webengine/GPUCache/data_2
+        'Failed to open *GPUCache*',
+
         # Qt 5.12
         # WORKAROUND for https://bugreports.qt.io/browse/QTBUG-70702
         # [32123:32123:0923/224739.457307:ERROR:in_progress_cache_impl.cc(192)]
diff --git a/tests/end2end/test_invocations.py b/tests/end2end/test_invocations.py
index 97c04eb0d..b860feed0 100644
--- a/tests/end2end/test_invocations.py
+++ b/tests/end2end/test_invocations.py
@@ -752,6 +752,30 @@ def test_dark_mode_mathml(quteproc_new, request, qtbot):
     )
 
 
+@testutils.qt514
+@pytest.mark.parametrize('value, preference', [
+    ('true', 'Reduced motion'),
+    ('false', 'No'),
+])
+@pytest.mark.skipif(
+    utils.is_windows,
+    reason="Outcome on Windows depends on system settings",
+)
+def test_prefers_reduced_motion(quteproc_new, request, value, preference):
+    if not request.config.webengine:
+        pytest.skip("Skipped with QtWebKit")
+
+    args = _base_args(request.config) + [
+        '--temp-basedir',
+        '-s', 'content.prefers_reduced_motion', value,
+    ]
+    quteproc_new.start(args)
+
+    quteproc_new.open_path('data/prefers_reduced_motion.html')
+    content = quteproc_new.get_content()
+    assert content == f"{preference} preference detected."
+
+
 def test_unavailable_backend(request, quteproc_new):
     """Test starting with a backend which isn't available.
 
@@ -802,4 +826,3 @@ def test_json_logging_without_debug(request, quteproc_new, runtime_tmpdir):
     quteproc_new.exit_expected = True
     quteproc_new.start(args, env={'XDG_RUNTIME_DIR': str(runtime_tmpdir)})
     assert not quteproc_new.is_running()
-    assert not quteproc_new.captured_log