Add filter for bridge methods (#1010)

1 files changed, 49 insertions, 0 deletions

diff --git a/org.jacoco.core.test/src/org/jacoco/core/internal/analysis/filter/BridgeFilterTest.java b/org.jacoco.core.test/src/org/jacoco/core/internal/analysis/filter/BridgeFilterTest.java
new file mode 100644
index 00000000..b0dd1adc
--- /dev/null
+++ b/org.jacoco.core.test/src/org/jacoco/core/internal/analysis/filter/BridgeFilterTest.java
@@ -0,0 +1,49 @@
+/*******************************************************************************
+ * Copyright (c) 2009, 2020 Mountainminds GmbH & Co. KG and Contributors
+ * This program and the accompanying materials are made available under
+ * the terms of the Eclipse Public License 2.0 which is available at
+ * http://www.eclipse.org/legal/epl-2.0
+ *
+ * SPDX-License-Identifier: EPL-2.0
+ *
+ * Contributors:
+ *    Evgeny Mandrikov - initial API and implementation
+ *
+ *******************************************************************************/
+package org.jacoco.core.internal.analysis.filter;
+
+import org.jacoco.core.internal.instr.InstrSupport;
+import org.junit.Test;
+import org.objectweb.asm.Opcodes;
+import org.objectweb.asm.tree.MethodNode;
+
+/**
+ * Unit tests for {@link BridgeFilter}.
+ */
+public class BridgeFilterTest extends FilterTestBase {
+
+	private final BridgeFilter filter = new BridgeFilter();
+
+	@Test
+	public void should_filter_bridge_methods() {
+		final MethodNode m = new MethodNode(InstrSupport.ASM_API_VERSION,
+				Opcodes.ACC_BRIDGE, "m", "()Ljava/lang/Object;", null, null);
+		m.visitInsn(Opcodes.NOP);
+
+		filter.filter(m, context, output);
+
+		assertMethodIgnored(m);
+	}
+
+	@Test
+	public void should_not_filter_non_bridge_methods() {
+		final MethodNode m = new MethodNode(InstrSupport.ASM_API_VERSION, 0,
+				"m", "()Ljava/lang/Object;", null, null);
+		m.visitInsn(Opcodes.NOP);
+
+		filter.filter(m, context, output);
+
+		assertIgnored();
+	}
+
+}