Suppress/disable some Eclipse unnecessary-code warnings in test code

Often the easiest way to create a desired test scenario is to write
code that would make no sense in a complete, realistic application.
So we generally want to let test code do oddball things.

com.ibm.wala.cast.java.test.data/.settings/org.eclipse.jdt.core.prefs

@@ -104,7 +104,7 @@ org.eclipse.jdt.core.compiler.problem.unusedParameter=ignore
 org.eclipse.jdt.core.compiler.problem.unusedParameterIncludeDocCommentReference=enabled
 org.eclipse.jdt.core.compiler.problem.unusedParameterWhenImplementingAbstract=disabled
 org.eclipse.jdt.core.compiler.problem.unusedParameterWhenOverridingConcrete=disabled
-org.eclipse.jdt.core.compiler.problem.unusedPrivateMember=warning
+org.eclipse.jdt.core.compiler.problem.unusedPrivateMember=ignore
 org.eclipse.jdt.core.compiler.problem.unusedWarningToken=warning
 org.eclipse.jdt.core.compiler.problem.varargsArgumentNeedCast=warning
 org.eclipse.jdt.core.compiler.source=1.7

com.ibm.wala.cast.java.test.data/src/CastFromNull.java

@@ -9,6 +9,7 @@
  *     IBM Corporation - initial API and implementation
  *****************************************************************************/
 public class CastFromNull {
+  @SuppressWarnings({ "cast", "unused" })
   public static void main(String args[]) {
     new CastFromNull();
     Object x = (Object) null;

com.ibm.wala.cast.java.test.data/src/foo/bar/hello/world/LoopsAndLabels.java

@@ -38,6 +38,7 @@
 package foo.bar.hello.world;
 
 public class LoopsAndLabels {
+	@SuppressWarnings({ "cast", "unused" })
 	public static void main(String args[]) {
 
 		aaa: do {

com.ibm.wala.cast.java.test.data/src/foo/bar/hello/world/Misc.java

@@ -39,6 +39,7 @@ package foo.bar.hello.world;
 
 public class Misc {
 
+	@SuppressWarnings({ "cast", "unused" })
 	public static void main(String args[]) {
 		if ( "hello" instanceof Object ) {
 			System.out.println("strings are objects in java");

com.ibm.wala.core.testdata/src/annotations/TypeAnnotatedClass2.java

@@ -86,6 +86,7 @@ class Outer {
 }
 
 class Outer2 {
+  @SuppressWarnings("unused")
   class Middle<S> {
     class Inner<T> {
     }