When Firefox is packaged inside a container (like the default Firefox browser
shipped with Ubuntu 22.04), it may see a different filesystem to the host.
This can affect access to the generated profile directory, which may result
in a hang when starting Firefox. Workarounds are listed in the geckodriver
usage documentation.
Virtual Authenticators serve as a WebDriver Extension designed to simulate user authentication (WebAuthn) on web applications during automated testing. This functionality encompasses a range of methods, including passwords,
biometrics, and security keys.
While searching for a default Firefox installation on the system, geckodriver used the Contents/MacOS/firefox-bin executable instead of the binary specified in the app bundle's info.plist file. This behavior resulted in a malfunction due to a regression in Firefox, particularly affecting the Firefox 121 release.
After enabling the site-isolation feature in Firefox with geckodriver 0.32.1
some WebDriver clients like Selenium that use the Chrome DevTools Protocol (CDP)
by default for logging events could trigger a hang in Firefox's experimental CDP
implementation. The fix for this problem will be shipped with Firefox 112.
Until then the following Firefox preferences should be set:
The command Get Computed Label returns the accessibility label (sometimes
also referred to as Accessible Name), which is a short string that labels the
function of the control (e.g. the string "Comment" or "Sign In" on a button).
The commands allow a lookup of individual elements or collections of elements
within an open or closed Shadow DOM. All location strategies except Tag name and
XPath selector are currently supported.
Using geckodriver to launch Firefox inside a sandbox -- for example a Firefox distribution using Snap or Flatpak -- can fail with a "Profile not found" error if the sandbox restricts Firefox's ability to access the system temporary directory. geckodriver uses the temporary directory to store Firefox profiles created during the run.
This issue can now be worked around by using the --profile-root command line option or setting the TMPDIR environment variable to a location that both Firefox and geckodriver have read/write access to e.g.:
Note: The actual validation can only be performed if the machine that starts the geckodriver binary for the very first time is online. You can find more details on how to work around this issue in the macOS notarization section of the documentation.
Using geckodriver to launch Firefox inside a sandbox -- for example
a Firefox distribution using Snap or Flatpak -- can fail with a
"Profile not found" error if the sandbox restricts Firefox's ability
to access the system temporary directory. geckodriver uses the
temporary directory to store Firefox profiles created during the run.
Users can now specify a list of allowed Host and Origin headers for
incoming requests using the --allow-hosts and --allow-origins command
line options, respectively. When such a flag is provided, exactly the given
values will be permitted.
By default any request with an Origin header is rejected, and only requests
containing the bound hostname (specified via --host), or an IP address,
in the Host header are allowed. These configuration options are
designed to support scenarios where geckodriver is running on a different
network node to the host e.g. some container based setups.
Geckodriver lets Marionette itself select a system allocated port, so that
it's no longer required to specify a fixed port when using a custom Firefox
profile. This is done by reading the MarionetteActivePort file of the
Firefox profile in-use. This helps to avoid port collisions when multiple
Firefox instances are run in parallel.
geckodriver restricts connections to local IP addresses. This can interfere
with deployments in which geckodriver is running on a different network node
to the tests e.g. some container or virtual-machine based setups.
For releases of Firefox 89.0 and earlier Marionette will only be enabled in
GeckoView based applications when the Firefox preference
devtools.debugger.remote-enabled is set to true via
moz:firefoxOptions.
Introduced the new boolean capability webSocketUrl that can be used by
WebDriver clients to opt in to a bidirectional connection. A string capability
with the same name will be returned by NewSession, which contains the
WebSocket URL of the newly created WebDriver session in the form of:
ws://host:port/session/.
Marionette will only be enabled in GeckoView based applications when the
Firefox preference devtools.debugger.remote-enabled is set to True via
moz:firefoxOptions. This will be fixed in the Firefox 90 release for Android.
When testing GeckoView based applications on Android it's now enough to
specify the androidPackage capability. The appropriate activity name,
and required intent arguments will now automatically be used for
applications released by Mozilla.
Fixed an application crash due to missing permissions on unrooted devices
by changing the location of the test related files, e.g the profile folder.
Therefore the deprecated --android-storage command line argument
now defaults to the sdcard option, which changed its location to
$EXTERNAL_STORAGE/Android/data/%androidPackage%/files/. With this change
proper support for unrooted devices running Android 10+ has been added.
Introduced the new boolean capability moz:debuggerAddress that can be used
to opt-in to the experimental Chrome DevTools Protocol (CDP) implementation.
A string capability with the same name will be returned by NewSession,
which contains the host:port combination of the HTTP server that can be
used to query for websockets of available targets.
Por defecto, Chrome, Firefox y Microsoft Edge descargan archivos en la carpeta Descargas ubicada en %USERPROFILE%\Downloads. USERPROFILE es una variable que hace referencia al directorio del perfil del usuario que ha iniciado sesin en Windows computador, por ejemplo, la ruta podra ser C:\UsuNombreDeUsuario\Descargas. Sin embargo, puede cambiar la ubicacin de la carpeta de descargas en su navegador favorito o cambiar la ubicacin de la carpeta Descargas en Windows.
Una vez descargado un archivo, podrs verlo en la parte inferior de la ventana del navegador. Si desea abrir un archivo que ha descargado previamente, pulse Ctrl + J o escriba chrome://downloads en la lnea de direcciones de Chrome. Aparecer la lista Descargas .
Los archivos estn agrupados por fecha de descarga. Haga clic en el nombre del archivo para abrirlo. Tambin puede navegar directamente a la carpeta que contiene el archivo. Para ello, haga clic en el enlace Mostrar en carpeta situado debajo del nombre del archivo.
Una vez que hayas pulsado el botn Descargar , Firefox te preguntar qu debe hacer con el archivo: abrirlo o descargarlo. Selecciona Guardar para descargar el archivo.
Si ha elegido utilizar la ubicacin de descarga predeterminada, el archivo se guardar en la carpeta seleccionada. Si ha elegido seleccionar una ubicacin de descarga cada vez, podr seleccionar la carpeta deseada.
Puede acceder a todos los archivos que se han descargado durante la sesin actual del navegador haciendo clic en el icono de la flecha situado en la parte superior. Tambin puede navegar directamente a la carpeta que contiene el archivo descargado. Para ello, haga clic en el icono de carpeta situado junto al nombre del archivo.
Si desea abrir un archivo descargado anteriormente, pulse Ctrl + J. Aparecer la pestaa Descargas de la lista emergente Biblioteca . Los archivos se agrupan por fecha de descarga. Haga clic en el nombre de un archivo para abrirlo o en el icono de la carpeta para ir a la carpeta que contiene el archivo.
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