diff options
Diffstat (limited to 'tests/src/test/java/com/example/DisabledHooksFuzzer.java')
-rw-r--r-- | tests/src/test/java/com/example/DisabledHooksFuzzer.java | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/tests/src/test/java/com/example/DisabledHooksFuzzer.java b/tests/src/test/java/com/example/DisabledHooksFuzzer.java new file mode 100644 index 00000000..430bfa40 --- /dev/null +++ b/tests/src/test/java/com/example/DisabledHooksFuzzer.java @@ -0,0 +1,52 @@ +/* + * Copyright 2022 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.example; + +import com.code_intelligence.jazzer.api.HookType; +import com.code_intelligence.jazzer.api.Jazzer; +import com.code_intelligence.jazzer.api.MethodHook; +import java.lang.invoke.MethodHandle; +import java.util.regex.Pattern; +import java.util.regex.PatternSyntaxException; + +public class DisabledHooksFuzzer { + public static void fuzzerTestOneInput(byte[] data) { + triggerCustomHook(); + triggerBuiltinHook(); + } + + private static void triggerCustomHook() {} + + private static void triggerBuiltinHook() { + // Trigger the built-in regex injection detector if it is enabled, but catch the exception + // thrown if it isn't. + try { + Pattern.compile("["); + } catch (PatternSyntaxException ignored) { + } + } +} + +class DisabledHook { + @MethodHook(type = HookType.BEFORE, targetClassName = "com.example.DisabledHooksFuzzer", + targetMethod = "triggerCustomHook", targetMethodDescriptor = "()V") + public static void + triggerCustomHookHook(MethodHandle method, Object thisObject, Object[] arguments, int hookId) { + Jazzer.reportFindingFromHook( + new IllegalStateException("hook on triggerCustomHook should have been disabled")); + } +} |