// 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.code_intelligence.jazzer.instrumentor;

import com.code_intelligence.jazzer.third_party.org.jacoco.core.internal.instr.InstrSupport;
import org.objectweb.asm.MethodVisitor;
import org.objectweb.asm.Opcodes;

public class StaticMethodStrategy implements EdgeCoverageStrategy {
  @Override
  public void instrumentControlFlowEdge(
      MethodVisitor mv, int edgeId, int variable, String coverageMapInternalClassName) {
    InstrSupport.push(mv, edgeId);
    mv.visitMethodInsn(
        Opcodes.INVOKESTATIC, coverageMapInternalClassName, "recordCoverage", "(I)V", false);
  }

  @Override
  public int getInstrumentControlFlowEdgeStackSize() {
    return 1;
  }

  @Override
  public Object getLocalVariableType() {
    return null;
  }

  @Override
  public void loadLocalVariable(
      MethodVisitor mv, int variable, String coverageMapInternalClassName) {}

  @Override
  public int getLoadLocalVariableStackSize() {
    return 0;
  }
}