add test

Author: JuditKnoll

spotbugs-tests/src/test/java/edu/umd/cs/findbugs/detect/SharedVariableAtomicityDetectorTest.java

@@ -129,6 +129,14 @@ void noBugSynchronizedBlockSeparateMethod() {
         assertBugTypeCount(OPS_BUG, 0);
     }
 
+    @Test
+    void noBugSynchronizedBlockPrimitiveSeparateMethod() {
+        performAnalysis("multithreaded/sharedPrimitiveVariables/SynchronizedBlockPrimitiveSeparateMethod.class");
+        assertBugTypeCount(PRIMITIVE_BUG, 0);
+        assertBugTypeCount(WRITE_64BIT_BUG, 0);
+        assertBugTypeCount(OPS_BUG, 0);
+    }
+
     @Test
     void noBugCompoundOpOnAtomicVariable() {
         performAnalysis("multithreaded/compoundOperationOnSharedVariables/CompoundOperationOnSharedAtomicVariable.class");

spotbugsTestCases/src/java/multithreaded/sharedPrimitiveVariables/SynchronizedBlockPrimitiveSeparateMethod.java

@@ -0,0 +1,29 @@
+package multithreaded.sharedPrimitiveVariables;
+
+public class SynchronizedBlockPrimitiveSeparateMethod implements Runnable {
+    private boolean done = false;
+
+    @Override
+    public void run() {
+        synchronized (SynchronizedBlockPrimitiveSeparateMethod.class) {
+            while (!isDone()) {
+                try {
+                    // ...
+                    Thread.sleep(1000); // Do something
+                } catch(InterruptedException ie) {
+                    Thread.currentThread().interrupt(); // Reset interrupted status
+                }
+            }
+        }
+    }
+
+    private boolean isDone() {
+        return done;
+    }
+
+    public void shutdown() {
+        synchronized (SynchronizedBlockPrimitiveSeparateMethod.class) {
+            done = true;
+        }
+    }
+}