1 files changed, 10 insertions, 0 deletions
diff --git a/org.eclipse.jdt.core.tests.model/src/org/eclipse/jdt/core/tests/rewrite/describing/ASTRewritingSwitchExpressionsTest.java b/org.eclipse.jdt.core.tests.model/src/org/eclipse/jdt/core/tests/rewrite/describing/ASTRewritingSwitchExpressionsTest.java
index f10badf274..e018cddfb6 100644
--- a/org.eclipse.jdt.core.tests.model/src/org/eclipse/jdt/core/tests/rewrite/describing/ASTRewritingSwitchExpressionsTest.java
+++ b/org.eclipse.jdt.core.tests.model/src/org/eclipse/jdt/core/tests/rewrite/describing/ASTRewritingSwitchExpressionsTest.java
@@ -17,6 +17,7 @@ import java.util.List;
 
 import org.eclipse.jdt.core.ICompilationUnit;
 import org.eclipse.jdt.core.IPackageFragment;
+import org.eclipse.jdt.core.JavaCore;
 import org.eclipse.jdt.core.dom.AST;
 import org.eclipse.jdt.core.dom.ASTNode;
 import org.eclipse.jdt.core.dom.Block;
@@ -53,6 +54,15 @@ public class ASTRewritingSwitchExpressionsTest extends ASTRewritingTest {
 		return createSuite(ASTRewritingSwitchExpressionsTest.class);
 	}
 
+ 	@Override
+	protected void setUp() throws Exception {
+		super.setUp();
+		if (this.apiLevel >= AST.JLS12 ) {
+			this.project1.setOption(JavaCore.COMPILER_PB_ENABLE_PREVIEW_FEATURES, JavaCore.ENABLED);
+			this.project1.setOption(JavaCore.COMPILER_PB_REPORT_PREVIEW_FEATURES, JavaCore.IGNORE);
+		}
+	}
+	 	
 	@SuppressWarnings("rawtypes")
 	public void testSwitchExpressions_since_12() throws Exception {
 		IPackageFragment pack1= this.sourceFolder.createPackageFragment("test1", false, null);