Add filter for methods annotated with @lombok.Generated (#513)

Based on initial contribution by Rüdiger zu Dohna.

1 files changed, 84 insertions, 0 deletions

diff --git a/org.jacoco.core.test/src/org/jacoco/core/internal/analysis/filter/LombokGeneratedFilterTest.java b/org.jacoco.core.test/src/org/jacoco/core/internal/analysis/filter/LombokGeneratedFilterTest.java
new file mode 100644
index 00000000..a1fdcae9
--- /dev/null
+++ b/org.jacoco.core.test/src/org/jacoco/core/internal/analysis/filter/LombokGeneratedFilterTest.java
@@ -0,0 +1,84 @@
+/*******************************************************************************
+ * Copyright (c) 2009, 2017 Mountainminds GmbH & Co. KG and Contributors
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ *    Marc R. Hoffmann - initial API and implementation
+ *
+ *******************************************************************************/
+package org.jacoco.core.internal.analysis.filter;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNull;
+
+import java.util.Arrays;
+
+import org.jacoco.core.internal.instr.InstrSupport;
+import org.junit.Test;
+import org.objectweb.asm.Opcodes;
+import org.objectweb.asm.tree.AbstractInsnNode;
+import org.objectweb.asm.tree.AnnotationNode;
+import org.objectweb.asm.tree.MethodNode;
+
+public class LombokGeneratedFilterTest implements IFilterOutput {
+
+	private final IFilter filter = new LombokGeneratedFilter();
+
+	private AbstractInsnNode fromInclusive;
+	private AbstractInsnNode toInclusive;
+
+	@Test
+	public void testNoAnnotations() {
+		final MethodNode m = new MethodNode(InstrSupport.ASM_API_VERSION, 0,
+				"hashCode", "()I", null, null);
+
+		m.visitInsn(Opcodes.ICONST_0);
+		m.visitInsn(Opcodes.IRETURN);
+
+		filter.filter(m, this);
+
+		assertNull(fromInclusive);
+		assertNull(toInclusive);
+	}
+
+	@Test
+	public void testOtherAnnotation() {
+		final MethodNode m = new MethodNode(InstrSupport.ASM_API_VERSION, 0,
+				"hashCode", "()I", null, null);
+		m.visitAnnotation("Lother/Annotation;", false);
+
+		m.visitInsn(Opcodes.ICONST_0);
+		m.visitInsn(Opcodes.IRETURN);
+
+		filter.filter(m, this);
+
+		assertNull(fromInclusive);
+		assertNull(toInclusive);
+	}
+
+	@Test
+	public void testLombokGeneratedAnnotation() {
+		final MethodNode m = new MethodNode(InstrSupport.ASM_API_VERSION, 0,
+				"hashCode", "()I", null, null);
+		m.visitAnnotation("Llombok/Generated;", false);
+
+		m.visitInsn(Opcodes.ICONST_0);
+		m.visitInsn(Opcodes.IRETURN);
+
+		filter.filter(m, this);
+
+		assertEquals(m.instructions.getFirst(), fromInclusive);
+		assertEquals(m.instructions.getLast(), toInclusive);
+	}
+
+	public void ignore(final AbstractInsnNode fromInclusive,
+			final AbstractInsnNode toInclusive) {
+		assertNull(this.fromInclusive);
+		this.fromInclusive = fromInclusive;
+		this.toInclusive = toInclusive;
+	}
+
+}