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// Copyright 2021 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.utils
private val BASE_INCLUDED_CLASS_NAME_GLOBS = listOf(
"**", // everything
)
// We use both a strong indicator for running as a Bazel test together with an indicator for a
// Bazel coverage run to rule out false positives.
private val IS_BAZEL_COVERAGE_RUN = System.getenv("TEST_UNDECLARED_OUTPUTS_DIR") != null &&
System.getenv("COVERAGE_DIR") != null
private val ADDITIONAL_EXCLUDED_NAME_GLOBS_FOR_BAZEL_COVERAGE = listOf(
"com.google.testing.coverage.**",
"org.jacoco.**",
)
private val BASE_EXCLUDED_CLASS_NAME_GLOBS = listOf(
// JDK internals
"\\[**", // array types
"java.**",
"javax.**",
"jdk.**",
"sun.**",
"com.sun.**", // package for Proxy objects
// Azul JDK internals
"com.azul.tooling.**",
// Kotlin internals
"kotlin.**",
// Jazzer internals
"com.code_intelligence.jazzer.**",
"jaz.Ter", // safe companion of the honeypot class used by sanitizers
"jaz.Zer", // honeypot class used by sanitizers
// Test and instrumentation tools
"org.junit.**", // dependency of @FuzzTest
"org.mockito.**", // can cause instrumentation cycles
"net.bytebuddy.**", // ignore Byte Buddy, though it's probably shaded
"org.jetbrains.**", // ignore JetBrains products (coverage agent)
) + if (IS_BAZEL_COVERAGE_RUN) ADDITIONAL_EXCLUDED_NAME_GLOBS_FOR_BAZEL_COVERAGE else listOf()
class ClassNameGlobber(includes: List<String>, excludes: List<String>) {
// If no include globs are provided, start with all classes.
private val includeMatchers = includes.ifEmpty { BASE_INCLUDED_CLASS_NAME_GLOBS }
.map(::SimpleGlobMatcher)
// If no include globs are provided, additionally exclude stdlib classes as well as our own classes.
private val excludeMatchers = (if (includes.isEmpty()) BASE_EXCLUDED_CLASS_NAME_GLOBS + excludes else excludes)
.map(::SimpleGlobMatcher)
fun includes(className: String): Boolean {
return includeMatchers.any { it.matches(className) } && excludeMatchers.none { it.matches(className) }
}
}
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