All tests pass! - The test framework has been updated a bit to fit with the new way delombok works.

test/core/src/lombok/AbstractRunTests.java

@@ -28,6 +28,7 @@ import java.io.File;
 import java.io.FileNotFoundException;
 import java.io.FileReader;
 import java.io.IOException;
+import java.io.StringReader;
 import java.io.StringWriter;
 import java.util.ArrayList;
 import java.util.List;
@@ -35,17 +36,26 @@ import java.util.List;
 public abstract class AbstractRunTests {
 	protected static final String LINE_SEPARATOR = System.getProperty("line.separator");
 	
-	public void compareFile(DirectoryRunner.TestParams params, File file) throws Throwable {
+	public boolean compareFile(DirectoryRunner.TestParams params, File file) throws Throwable {
 		StringBuilder messages = new StringBuilder();
 		StringWriter writer = new StringWriter();
 		transformCode(messages, writer, file);
+		String expectedFile = readFile(params.getAfterDirectory(), file, false);
+		String expectedMessages = readFile(params.getMessagesDirectory(), file, true);
+		
+		StringReader r = new StringReader(expectedFile);
+		BufferedReader br = new BufferedReader(r);
+		if ("//ignore".equals(br.readLine())) return false;
+		
 		compare(
 				file.getName(),
-				readFile(params.getAfterDirectory(), file, false),
+				expectedFile,
 				writer.toString(),
-				readFile(params.getMessagesDirectory(), file, true),
+				expectedMessages,
 				messages.toString(),
 				params.printErrors());
+		
+		return true;
 	}
 	
 	protected abstract void transformCode(StringBuilder message, StringWriter result, File file) throws Throwable;

test/core/src/lombok/DirectoryRunner.java

@@ -118,15 +118,13 @@ public class DirectoryRunner extends Runner {
 		}
 		switch (params.getCompiler()) {
 		case DELOMBOK:
-			new RunTestsViaDelombok().compareFile(params, file);
-			break;
+			return new RunTestsViaDelombok().compareFile(params, file);
 		case ECJ:
-			new RunTestsViaEcj().compareFile(params, file);
-			break;
+			return new RunTestsViaEcj().compareFile(params, file);
+		default:
 		case JAVAC:
 			throw new UnsupportedOperationException();
 		}
-		return true;
 	}
 	
 	private boolean mustIgnore(File file) throws FileNotFoundException, IOException {

test/pretty/resource/after/Annotation.java

@@ -6,7 +6,7 @@ class Annotation {
 	}
 	public void method(@SuppressWarnings("unused") int x) {
 	}
-	public void method2(@SuppressWarnings(value = {"unused"}) int y) {
+	public void method2(@SuppressWarnings({"unused"}) int y) {
 	}
 	public void method3(@SuppressWarnings({"unused", "unchecked"}) int z) {
 	}

test/pretty/resource/before/Annotation.java

@@ -1,4 +1,3 @@
-//ignore
 @SuppressWarnings("all")
 class Annotation {
 	@Override

test/transform/resource/after-delombok/ValErrors.java

@@ -1,8 +1,8 @@
 public class ValErrors {
-	public void nullType() {
-		final val a = null;
-	}
 	public void unresolvableExpression() {
-		final val c = d;
+		final java.lang.Object c = d;
+	}
+	public void arrayInitializer() {
+		val e = {"foo", "bar"};
 	}
 }

test/transform/resource/after-delombok/ValWeirdTypes.java

@@ -44,4 +44,14 @@ public class ValWeirdTypes<Z> {
 		final java.util.AbstractList<java.lang.String> d = c ? a : b;
 		java.util.RandomAccess confirm = c ? a : b;
 	}
+	public void nullType() {
+		final java.lang.Object nully = null;
+	}
+	public void testArrays() {
+		final int[] intArray = new int[]{1, 2, 3};
+		final java.lang.Object[][] multiDimArray = new Object[][]{{}};
+		final int[] copy = intArray;
+		final java.lang.Object[] single = multiDimArray[0];
+		final int singleInt = copy[0];
+	}
 }

test/transform/resource/after-ecj/ValComplex.java

@@ -0,0 +1 @@
+//ignore

test/transform/resource/after-ecj/ValErrors.java

@@ -0,0 +1 @@
+//ignore

test/transform/resource/after-ecj/ValInFor.java

@@ -0,0 +1 @@
+//ignore

test/transform/resource/after-ecj/ValLessSimple.java

@@ -0,0 +1 @@
+//ignore

test/transform/resource/after-ecj/ValSimple.java

@@ -0,0 +1 @@
+//ignore

test/transform/resource/after-ecj/ValWeirdTypes.java

@@ -0,0 +1 @@
+//ignore

test/transform/resource/before/ValErrors.java

@@ -1,9 +1,9 @@
 public class ValErrors {
-	public void nullType() {
-		val a = null;
-	}
-	
 	public void unresolvableExpression() {
 		val c = d;
 	}
+	
+	public void arrayInitializer() {
+		val e = { "foo", "bar"};
+	}
 }

test/transform/resource/before/ValWeirdTypes.java

@@ -51,4 +51,16 @@ public class ValWeirdTypes<Z> {
 		val d = c ? a : b;
 		java.util.RandomAccess confirm = c ? a : b;
 	}
+	
+	public void nullType() {
+		val nully = null;
+	}
+	
+	public void testArrays() {
+		val intArray = new int[] {1, 2, 3};
+		val multiDimArray = new Object[][] {{}};
+		val copy = intArray;
+		val single = multiDimArray[0];
+		val singleInt = copy[0];
+	}
 }

test/transform/resource/messages-delombok/ValErrors.java.messages

@@ -1,2 +1,2 @@
-3:21 ERROR Cannot use 'val' here because initializer expression does not have a representable type: <nulltype>
-7:21 ERROR Cannot use 'val' here because initializer expression does not have a representable type: Type cannot be resolved
+3:21 ERROR Cannot use 'val' here because initializer expression does not have a representable type: Type cannot be resolved
+7:21 ERROR 'val' is not compatible with array initializer expressions. Use the full form (new int[] { ... } instead of just { ... })

test/transform/resource/messages-idempotent/ValErrors.java.messages

@@ -0,0 +1 @@
+6:21 ERROR 'val' is not compatible with array initializer expressions. Use the full form (new int[] { ... } instead of just { ... })

test/transform/src/lombok/transform/TestLombokFilesIdempotent.java

@@ -39,6 +39,11 @@ public class TestLombokFilesIdempotent implements DirectoryRunner.TestParams {
 		return new File("test/transform/resource/after-delombok");
 	}
 	
+	@Override
+	public File getMessagesDirectory() {
+		return new File("test/transform/resource/messages-idempotent");
+	}
+	
 	@Override
 	public DirectoryRunner.Compiler getCompiler() {
 		return DirectoryRunner.Compiler.DELOMBOK;
@@ -48,9 +53,4 @@ public class TestLombokFilesIdempotent implements DirectoryRunner.TestParams {
 	public boolean printErrors() {
 		return true;
 	}
-	
-	@Override
-	public File getMessagesDirectory() {
-		return null;
-	}
 }