Add FuzzedDataProvider fuzz tests

.github/workflows/fuzzing-featured.yaml

@@ -57,7 +57,7 @@ jobs:
         shell: bash
       - id: build-jazzer
         name: Build Jazzer deps
-        run: cd $CHECKOUT_DIR && bazel build //deploy:jazzer-junit-project //deploy:jazzer-project //deploy:jazzer-api-project //selffuzz:jazzer_selffuzz
+        run: cd $CHECKOUT_DIR && bazel build //deploy:jazzer-junit-project //deploy:jazzer-project //deploy:jazzer-api-project //selffuzz:jazzer_selffuzz //selffuzz:jazzer_api_selffuzz
 
       - id: build-fuzzers
         name: Build Fuzzers

.github/workflows/fuzzing.yaml

@@ -49,7 +49,7 @@ jobs:
         shell: bash
       - id: build-jazzer
         name: Build Jazzer deps
-        run: cd $CHECKOUT_DIR && bazel build //deploy:jazzer-junit-project //deploy:jazzer-project //deploy:jazzer-api-project //selffuzz:jazzer_selffuzz
+        run: cd $CHECKOUT_DIR && bazel build //deploy:jazzer-junit-project //deploy:jazzer-project //deploy:jazzer-api-project //selffuzz:jazzer_selffuzz //selffuzz:jazzer_api_selffuzz
 
       - id: build-fuzzers
         name: Build Fuzzers

selffuzz/BUILD.bazel

@@ -6,3 +6,10 @@ jar_jar(
     rules = "selffuzz_shade_rules.jarjar",
     visibility = ["__subpackages__"],
 )
+
+jar_jar(
+    name = "jazzer_api_selffuzz",
+    input_jar = "//src/main/java/com/code_intelligence/jazzer/api:api",
+    rules = "selffuzz_shade_rules.jarjar",
+    visibility = ["__subpackages__"],
+)

selffuzz/pom.xml

@@ -121,6 +121,13 @@
       <scope>system</scope>
       <systemPath>${project.basedir}/../bazel-bin/selffuzz/jazzer_selffuzz.jar</systemPath>
     </dependency>
+    <dependency>
+      <groupId>com.code-intelligence.selffuzz</groupId>
+      <artifactId>jazzer-api</artifactId>
+      <version>dev</version>
+      <scope>system</scope>
+      <systemPath>${project.basedir}/../bazel-bin/selffuzz/jazzer_api_selffuzz.jar</systemPath>
+    </dependency>
     <dependency>
       <groupId>com.google.truth</groupId>
       <artifactId>truth</artifactId>

selffuzz/selffuzz_shade_rules.jarjar

@@ -1 +1,5 @@
+# this is loaded in a special way at runtime and so we can't shade it but it should be safe to share between selffuzz
+# and normal jazzer. In order to not shade it, we make a rule to transform it to itself and then have the
+# general rule because a file will be transformed by the first rule where it fits the filter
+rule com.code_intelligence.jazzer.utils.UnsafeProvider com.code_intelligence.jazzer.utils.UnsafeProvider
 rule com.code_intelligence.jazzer.** com.code_intelligence.selffuzz.jazzer.@1

selffuzz/src/test/java/com/code_intelligence/selffuzz/driver/BUILD.bazel

@@ -0,0 +1,27 @@
+load("//bazel:fuzz_target.bzl", "java_fuzz_target_test")
+
+# Mutator fuzz tests define a low `runs` to only start and iterate
+# a few times via Bazel. Long running fuzzing is executed in CI Sense through
+# the CI pipeline integration.
+
+java_fuzz_target_test(
+    name = "FuzzedDataProviderImplFuzzTest",
+    srcs = ["FuzzedDataProviderImplFuzzTest.java"],
+    fuzzer_args = [
+        "--experimental_mutator",
+        "-runs=1000",
+    ],
+    target_class = "com.code_intelligence.selffuzz.driver.FuzzedDataProviderImplFuzzTest",
+    verify_crash_reproducer = False,
+    deps = [
+        "//selffuzz:jazzer_api_selffuzz",
+        "//selffuzz:jazzer_selffuzz",
+        "//src/main/java/com/code_intelligence/jazzer/driver:fuzzed_data_provider_impl",
+        "//src/main/java/com/code_intelligence/jazzer/junit:fuzz_test",
+        "//src/main/java/com/code_intelligence/jazzer/mutation/annotation",
+        "//src/main/native/com/code_intelligence/jazzer/driver:jazzer_fuzzed_data_provider",
+        "@maven//:org_junit_jupiter_junit_jupiter_api",
+        "@maven//:org_junit_jupiter_junit_jupiter_engine",
+        "@maven//:org_junit_platform_junit_platform_launcher",
+    ],
+)