Add support for creating and removing virtual authenticators (#7760)

This patch adds support for the Virtual Authenticators WebDriver API,
allowing developers to write E2E tests that exercise the WebAuthn API.
At the moment, the API is only supported on Chrome 79 onwards.

Fixes #7753

[1] https://w3c.github.io/webauthn#sctn-automation

java/client/src/org/openqa/selenium/BUILD.bazel

@@ -17,6 +17,7 @@ java_export(
         "logging/**/*.java",
         "mobile/*.java",
         "net/*.java",
+        "virtualauthenticator/*.java",
     ]),
     maven_coordinates = "org.seleniumhq.selenium:selenium-api:%s" % SE_VERSION,
     pom_template = ":template-pom",

java/client/src/org/openqa/selenium/remote/DriverCommand.java

@@ -318,4 +318,9 @@ static CommandPayload SET_CURRENT_WINDOW_SIZE(Dimension targetSize) {
   // Mobile API
   String GET_NETWORK_CONNECTION = "getNetworkConnection";
   String SET_NETWORK_CONNECTION = "setNetworkConnection";
+
+  // Virtual Authenticator API
+  // http://w3c.github.io/webauthn#sctn-automation
+  String ADD_VIRTUAL_AUTHENTICATOR = "addVirtualAuthenticator";
+  String REMOVE_VIRTUAL_AUTHENTICATOR = "removeVirtualAuthenticator";
 }

java/client/src/org/openqa/selenium/remote/RemoteWebDriver.java

@@ -67,6 +67,9 @@
 import org.openqa.selenium.logging.Logs;
 import org.openqa.selenium.logging.NeedsLocalLogs;
 import org.openqa.selenium.remote.internal.WebElementToJsonConverter;
+import org.openqa.selenium.virtualauthenticator.HasVirtualAuthenticator;
+import org.openqa.selenium.virtualauthenticator.VirtualAuthenticator;
+import org.openqa.selenium.virtualauthenticator.VirtualAuthenticatorOptions;
 
 import java.net.URL;
 import java.util.Collection;
@@ -88,7 +91,8 @@
 public class RemoteWebDriver implements WebDriver, JavascriptExecutor,
       FindsById, FindsByClassName, FindsByLinkText, FindsByName,
       FindsByCssSelector, FindsByTagName, FindsByXPath,
-      HasInputDevices, HasCapabilities, Interactive, TakesScreenshot {
+      HasInputDevices, HasCapabilities, Interactive, TakesScreenshot,
+      HasVirtualAuthenticator {
 
   // TODO(dawagner): This static logger should be unified with the per-instance localLogs
   private static final Logger logger = Logger.getLogger(RemoteWebDriver.class.getName());
@@ -661,6 +665,19 @@ public Mouse getMouse() {
     return mouse;
   }
 
+  @Override
+  public VirtualAuthenticator addVirtualAuthenticator(VirtualAuthenticatorOptions options) {
+    String authenticatorId = (String)
+        execute(DriverCommand.ADD_VIRTUAL_AUTHENTICATOR, options.toMap()).getValue();
+    return new VirtualAuthenticator(authenticatorId);
+  }
+
+  @Override
+  public void removeVirtualAuthenticator(VirtualAuthenticator authenticator) {
+    execute(DriverCommand.REMOVE_VIRTUAL_AUTHENTICATOR,
+        ImmutableMap.of("authenticatorId", authenticator.getId()));
+  }
+
   /**
    * Override this to be notified at key points in the execution of a command.
    *

java/client/src/org/openqa/selenium/remote/codec/AbstractHttpCommandCodec.java

@@ -26,6 +26,7 @@
 import static java.nio.charset.StandardCharsets.UTF_8;
 import static org.openqa.selenium.json.Json.MAP_TYPE;
 import static org.openqa.selenium.remote.DriverCommand.ADD_COOKIE;
+import static org.openqa.selenium.remote.DriverCommand.ADD_VIRTUAL_AUTHENTICATOR;
 import static org.openqa.selenium.remote.DriverCommand.CLEAR_ELEMENT;
 import static org.openqa.selenium.remote.DriverCommand.CLICK_ELEMENT;
 import static org.openqa.selenium.remote.DriverCommand.CLOSE;
@@ -76,6 +77,7 @@
 import static org.openqa.selenium.remote.DriverCommand.NEW_SESSION;
 import static org.openqa.selenium.remote.DriverCommand.QUIT;
 import static org.openqa.selenium.remote.DriverCommand.REFRESH;
+import static org.openqa.selenium.remote.DriverCommand.REMOVE_VIRTUAL_AUTHENTICATOR;
 import static org.openqa.selenium.remote.DriverCommand.SCREENSHOT;
 import static org.openqa.selenium.remote.DriverCommand.SEND_KEYS_TO_ELEMENT;
 import static org.openqa.selenium.remote.DriverCommand.SET_ALERT_CREDENTIALS;
@@ -214,6 +216,11 @@ public AbstractHttpCommandCodec() {
     defineCommand(SWITCH_TO_CONTEXT, post("/session/:sessionId/context"));
     defineCommand(GET_CURRENT_CONTEXT_HANDLE, get("/session/:sessionId/context"));
     defineCommand(GET_CONTEXT_HANDLES, get("/session/:sessionId/contexts"));
+
+    // Virtual Authenticator API
+    defineCommand(ADD_VIRTUAL_AUTHENTICATOR, post("/session/:sessionId/webauthn/authenticator"));
+    defineCommand(REMOVE_VIRTUAL_AUTHENTICATOR,
+        delete("/session/:sessionId/webauthn/authenticator/:authenticatorId"));
   }
 
   @Override

java/client/src/org/openqa/selenium/virtualauthenticator/HasVirtualAuthenticator.java

@@ -0,0 +1,30 @@
+// Licensed to the Software Freedom Conservancy (SFC) under one
+// or more contributor license agreements.  See the NOTICE file
+// distributed with this work for additional information
+// regarding copyright ownership.  The SFC licenses this file
+// to you under the Apache License, Version 2.0 (the
+// "License"); you may not use this file except in compliance
+// with the License.  You may obtain a copy of the License at
+//
+//   http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing,
+// software distributed under the License is distributed on an
+// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+// KIND, either express or implied.  See the License for the
+// specific language governing permissions and limitations
+// under the License.
+
+package org.openqa.selenium.virtualauthenticator;
+
+import org.openqa.selenium.virtualauthenticator.VirtualAuthenticator;
+import org.openqa.selenium.virtualauthenticator.VirtualAuthenticatorOptions;
+
+/**
+ * Interface implemented by each driver that allows access to the virtual authenticator API.
+ */
+public interface HasVirtualAuthenticator {
+  public VirtualAuthenticator addVirtualAuthenticator(VirtualAuthenticatorOptions options);
+
+  public void removeVirtualAuthenticator(VirtualAuthenticator authenticator);
+}

java/client/src/org/openqa/selenium/virtualauthenticator/VirtualAuthenticator.java

@@ -0,0 +1,36 @@
+// Licensed to the Software Freedom Conservancy (SFC) under one
+// or more contributor license agreements.  See the NOTICE file
+// distributed with this work for additional information
+// regarding copyright ownership.  The SFC licenses this file
+// to you under the Apache License, Version 2.0 (the
+// "License"); you may not use this file except in compliance
+// with the License.  You may obtain a copy of the License at
+//
+//   http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing,
+// software distributed under the License is distributed on an
+// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+// KIND, either express or implied.  See the License for the
+// specific language governing permissions and limitations
+// under the License.
+
+package org.openqa.selenium.virtualauthenticator;
+
+import java.util.Objects;
+
+/**
+ * Represents a virtual authenticator.
+ */
+public class VirtualAuthenticator {
+
+  private final String id;
+
+  public VirtualAuthenticator(final String id) {
+    this.id = Objects.requireNonNull(id);
+  }
+
+  public String getId() {
+    return id;
+  }
+}

java/client/src/org/openqa/selenium/virtualauthenticator/VirtualAuthenticatorOptions.java

@@ -0,0 +1,102 @@
+// Licensed to the Software Freedom Conservancy (SFC) under one
+// or more contributor license agreements.  See the NOTICE file
+// distributed with this work for additional information
+// regarding copyright ownership.  The SFC licenses this file
+// to you under the Apache License, Version 2.0 (the
+// "License"); you may not use this file except in compliance
+// with the License.  You may obtain a copy of the License at
+//
+//   http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing,
+// software distributed under the License is distributed on an
+// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+// KIND, either express or implied.  See the License for the
+// specific language governing permissions and limitations
+// under the License.
+
+package org.openqa.selenium.virtualauthenticator;
+
+import java.util.HashMap;
+import java.util.Map;
+
+/**
+ * Options for the creation of virtual authenticators.
+ * @see http://w3c.github.io/webauthn/#sctn-automation
+ */
+public class VirtualAuthenticatorOptions {
+
+  enum Protocol {
+    CTAP2("ctap2"),
+    U2F("ctap1/u2f");
+
+    public final String id;
+
+    private Protocol(String id) {
+      this.id = id;
+    }
+  }
+
+  enum Transport {
+    BLE("ble"),
+    INTERNAL("internal"),
+    NFC("nfc"),
+    USB("usb");
+
+    public final String id;
+
+    private Transport(String id) {
+      this.id = id;
+    }
+  }
+
+  private Protocol protocol = Protocol.CTAP2;
+  private Transport transport = Transport.USB;
+  private boolean hasResidentKey = false;
+  private boolean hasUserVerification = false;
+  private boolean isUserConsenting = true;
+  private boolean isUserVerified = false;
+
+  public VirtualAuthenticatorOptions() { }
+
+  public VirtualAuthenticatorOptions setProtocol(Protocol protocol) {
+    this.protocol = protocol;
+    return this;
+  }
+
+  public VirtualAuthenticatorOptions setTransport(Transport transport) {
+    this.transport = transport;
+    return this;
+  }
+
+  public VirtualAuthenticatorOptions setHasResidentKey(boolean hasResidentKey) {
+    this.hasResidentKey = hasResidentKey;
+    return this;
+  }
+
+  public VirtualAuthenticatorOptions setHasUserVerification(boolean hasUserVerification) {
+    this.hasUserVerification = hasUserVerification;
+    return this;
+  }
+
+  public VirtualAuthenticatorOptions setIsUserConsenting(boolean isUserConsenting) {
+    this.isUserConsenting = isUserConsenting;
+    return this;
+  }
+
+  public VirtualAuthenticatorOptions setIsUserVerified(boolean isUserVerified) {
+    this.isUserVerified = isUserVerified;
+    return this;
+  }
+
+  public Map<String, Object> toMap() {
+    HashMap<String, Object> map = new HashMap();
+    map.put("protocol", protocol.id);
+    map.put("transport", transport.id);
+    map.put("hasResidentKey", hasResidentKey);
+    map.put("hasUserVerification", hasUserVerification);
+    map.put("isUserConsenting", isUserConsenting);
+    map.put("isUserVerified", isUserVerified);
+    return map;
+  }
+}

java/client/test/org/openqa/selenium/BUILD.bazel

@@ -89,6 +89,7 @@ java_library(
         "logging/*.java",
         "net/*Test.java",
         "os/*Test.java",
+        "virtualauthenticator/*Test.java",
     ]) + [
         "interactions/touch/TouchTestBase.java",
     ],

java/client/test/org/openqa/selenium/virtualauthenticator/BUILD.bazel

@@ -0,0 +1,19 @@
+load("@rules_jvm_external//:defs.bzl", "artifact")
+load("//java:defs.bzl", "java_selenium_test_suite")
+
+java_selenium_test_suite(
+    name = "LargeTests",
+    size = "large",
+    srcs = glob(["*.java"]),
+    browsers = ["chrome", "edge", "ie", "safari"],
+    deps = [
+        "//java/client/src/org/openqa/selenium:core",
+        "//java/client/src/org/openqa/selenium/remote",
+        "//java/client/test/org/openqa/selenium/environment",
+        "//java/client/test/org/openqa/selenium/testing:annotations",
+        "//java/client/test/org/openqa/selenium/testing:test-base",
+        "//java/client/test/org/openqa/selenium/testing/drivers",
+        artifact("junit:junit"),
+        artifact("org.assertj:assertj-core"),
+    ],
+)