tests: Add java testcases

tests/java/test1/README.md

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+The simple one class java fuzzer

tests/java/test1/TestFuzzer.java

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+// Copyright 2022 Fuzz Introspector Authors
+//
+// 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.
+///////////////////////////////////////////////////////////////////////////
+
+import com.code_intelligence.jazzer.api.FuzzedDataProvider;
+
+public class TestFuzzer {
+	public static void fuzzerTestOneInput(FuzzedDataProvider data) {
+		return;
+	}
+}

tests/java/test2/README.md

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+Test case with reachable and unreachable methods in same class

tests/java/test2/TestFuzzer.java

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+// Copyright 2022 Fuzz Introspector Authors
+//
+// 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.
+///////////////////////////////////////////////////////////////////////////
+
+import com.code_intelligence.jazzer.api.FuzzedDataProvider;
+
+public class TestFuzzer {
+	private void function1() {
+		return;
+	}
+
+	private static void function2() {
+		return;
+	}
+
+	void functionPublicDead() {
+		return;
+	}
+
+	private void functionPrivateDead() {
+		return;
+	}
+
+	public static void fuzzerTestOneInput(FuzzedDataProvider data) {
+		int choice = data.consumeInt(0,1);
+		if (choice == 0) {
+			TestFuzzer tf = new TestFuzzer();
+			tf.function1();
+		} else {
+			TestFuzzer.function2();
+		}
+	}
+}

tests/java/test3/README.md

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+Test case with reachable and unreachable methods in different class

tests/java/test3/TestFuzzer.java

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+// Copyright 2022 Fuzz Introspector Authors
+//
+// 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.
+///////////////////////////////////////////////////////////////////////////
+
+import com.code_intelligence.jazzer.api.FuzzedDataProvider;
+
+class FunctionTest {
+	protected void function1() {
+		return;
+	}
+
+	protected static void function2() {
+		return;
+	}
+
+	protected void functionPublicDead() {
+		return;
+	}
+
+	private void functionPrivateDead() {
+		return;
+	}
+
+}
+
+public class TestFuzzer {
+
+	public static void fuzzerTestOneInput(FuzzedDataProvider data) {
+		int choice = data.consumeInt(0,1);
+
+		if (choice == 0) {
+			FunctionTest ft = new FunctionTest();
+			ft.function1();
+		} else {
+			FunctionTest.function2();
+		}
+	}
+}

tests/java/test4/FunctionTest.java

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+// Copyright 2022 Fuzz Introspector Authors
+//
+// 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 Fuzz;
+
+import com.code_intelligence.jazzer.api.FuzzedDataProvider;
+
+public class FunctionTest {
+	protected void function1() {
+		return;
+	}
+
+	protected static void function2() {
+		return;
+	}
+
+	protected void functionPublicDead() {
+		return;
+	}
+
+	private void functionPrivateDead() {
+		return;
+	}
+
+}

tests/java/test4/README.md

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+Test case with reachable and unreachable methods in different class in same package but different java file

tests/java/test4/TestFuzzer.java

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+// Copyright 2022 Fuzz Introspector Authors
+//
+// 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 Fuzz;
+
+import com.code_intelligence.jazzer.api.FuzzedDataProvider;
+
+public class TestFuzzer {
+	public static void fuzzerTestOneInput(FuzzedDataProvider data) {
+		int choice = data.consumeInt(0,1);
+
+		if (choice == 0) {
+			FunctionTest ft = new FunctionTest();
+			ft.function1();
+		} else {
+			FunctionTest.function2();
+		}
+	}
+}

tests/java/test5/FunctionTest.java

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+// Copyright 2022 Fuzz Introspector Authors
+//
+// 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 Function;
+
+import com.code_intelligence.jazzer.api.FuzzedDataProvider;
+
+public class FunctionTest {
+	public void function1() {
+		return;
+	}
+
+	public static void function2() {
+		return;
+	}
+
+	public void functionPublicDead() {
+		return;
+	}
+
+	private void functionPrivateDead() {
+		return;
+	}
+
+}

tests/java/test5/README.md

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+Test case with reachable and unreachable methods in different class in different package and different file (require import)

tests/java/test5/TestFuzzer.java

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+// Copyright 2022 Fuzz Introspector Authors
+//
+// 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 Fuzz;
+
+import Function.FunctionTest;
+import com.code_intelligence.jazzer.api.FuzzedDataProvider;
+
+public class TestFuzzer {
+	public static void fuzzerTestOneInput(FuzzedDataProvider data) {
+		int choice = data.consumeInt(0,1);
+
+		if (choice == 0) {
+			FunctionTest ft = new FunctionTest();
+			ft.function1();
+		} else {
+			FunctionTest.function2();
+		}
+	}
+}