Fixing ability to construct SafariOptions from capabilities object

Author: barancev

java/client/src/org/openqa/selenium/safari/SafariOptions.java

@@ -147,7 +147,6 @@ SafariOptions setPort(int port) {
    */
   public SafariOptions useCleanSession(boolean useCleanSession) {
     options.put(Option.CLEAN_SESSION, useCleanSession);
-    setCapability(Option.CLEAN_SESSION, useCleanSession);
     return this;
   }
 
@@ -165,15 +164,34 @@ public SafariOptions setUseCleanSession(boolean useCleanSession) {
    *
    * @param useTechnologyPreview If true, the SafariDriver will use the Safari Technology Preview,
    *     otherwise will use the release version of Safari.
-   * @deprecated Create a {@link SafariDriverService} to specify what Safari flavour should be used
-   * and pass the service instance to a {@link SafariDriver} constructor.
    */
-  @Deprecated
   public SafariOptions setUseTechnologyPreview(boolean useTechnologyPreview) {
     options.put(Option.TECHNOLOGY_PREVIEW, useTechnologyPreview);
     return this;
   }
 
+  @Override
+  public void setCapability(String key, Object value) {
+    if (Option.TECHNOLOGY_PREVIEW.equals(key)) {
+      setUseTechnologyPreview(Boolean.valueOf(value.toString()));
+    } else if (Option.CLEAN_SESSION.equals(key)) {
+      useCleanSession(Boolean.valueOf(value.toString()));
+    } else {
+      super.setCapability(key, value);
+    }
+  }
+
+  @Override
+  public void setCapability(String key, boolean value) {
+    if (Option.TECHNOLOGY_PREVIEW.equals(key)) {
+      setUseTechnologyPreview(value);
+    } else if (Option.CLEAN_SESSION.equals(key)) {
+      useCleanSession(value);
+    } else {
+      super.setCapability(key, value);
+    }
+  }
+
   public SafariOptions setProxy(Proxy proxy) {
     setCapability(CapabilityType.PROXY, proxy);
     return this;

java/client/test/org/openqa/selenium/safari/SafariOptionsTest.java

@@ -51,4 +51,13 @@ public void roundTrippingToCapabilitiesAndBackWorks() {
     assertEquals(expected, seen);
   }
 
+  @Test
+  public void canConstructFromCapabilities() {
+    SafariOptions options = new SafariOptions(
+        new ImmutableCapabilities("cleanSession", true, "technologyPreview", true));
+
+    assertTrue(options.getUseCleanSession());
+    assertTrue(options.getUseTechnologyPreview());
+  }
+
 }