1 files changed, 43 insertions, 0 deletions
diff --git a/src/test/java/com/code_intelligence/jazzer/mutation/support/ExceptionSupportTest.java b/src/test/java/com/code_intelligence/jazzer/mutation/support/ExceptionSupportTest.java
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index 00000000..630b7cdf
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+++ b/src/test/java/com/code_intelligence/jazzer/mutation/support/ExceptionSupportTest.java
@@ -0,0 +1,43 @@
+/*
+ * Copyright 2023 Code Intelligence GmbH
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.code_intelligence.jazzer.mutation.support;
+
+import static com.code_intelligence.jazzer.mutation.support.ExceptionSupport.asUnchecked;
+import static org.junit.jupiter.api.Assertions.assertThrows;
+
+import java.io.IOException;
+import org.junit.jupiter.api.Test;
+
+class ExceptionSupportTest {
+  @Test
+  void testAsUnchecked_withUncheckedException() {
+    assertThrows(IllegalStateException.class, () -> {
+      // noinspection TrivialFunctionalExpressionUsage
+      ((Runnable) () -> { throw asUnchecked(new IllegalStateException()); }).run();
+    });
+  }
+
+  @Test
+  void testAsUnchecked_withCheckedException() {
+    assertThrows(IOException.class, () -> {
+      // Verify that asUnchecked can be used to throw a checked exception in a function that doesn't
+      // declare it as being thrown.
+      // noinspection TrivialFunctionalExpressionUsage
+      ((Runnable) () -> { throw asUnchecked(new IOException()); }).run();
+    });
+  }
+}