// ASM: a very small and fast Java bytecode manipulation framework
// Copyright (c) 2000-2011 INRIA, France Telecom
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions
// are met:
// 1. Redistributions of source code must retain the above copyright
//    notice, this list of conditions and the following disclaimer.
// 2. Redistributions in binary form must reproduce the above copyright
//    notice, this list of conditions and the following disclaimer in the
//    documentation and/or other materials provided with the distribution.
// 3. Neither the name of the copyright holders nor the names of its
//    contributors may be used to endorse or promote products derived from
//    this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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package org.objectweb.asm.commons;

import static org.junit.jupiter.api.Assertions.assertDoesNotThrow;
import static org.junit.jupiter.api.Assertions.assertThrows;

import org.junit.jupiter.api.Test;
import org.junit.jupiter.params.ParameterizedTest;
import org.junit.jupiter.params.provider.MethodSource;
import org.objectweb.asm.ClassReader;
import org.objectweb.asm.ClassVisitor;
import org.objectweb.asm.ClassWriter;
import org.objectweb.asm.MethodVisitor;
import org.objectweb.asm.Opcodes;
import org.objectweb.asm.test.AsmTest;
import org.objectweb.asm.test.ClassFile;

/**
 * Unit tests for {@link TryCatchBlockSorter}.
 *
 * @author Eric Bruneton
 */
class TryCatchBlockSorterTest extends AsmTest {

  @Test
  void testConstructor() {
    assertDoesNotThrow(
        () -> new TryCatchBlockSorter(null, Opcodes.ACC_PUBLIC, "name", "()V", null, null));
    assertThrows(
        IllegalStateException.class,
        () -> new TryCatchBlockSorter(null, Opcodes.ACC_PUBLIC, "name", "()V", null, null) {});
  }

  @ParameterizedTest
  @MethodSource(ALL_CLASSES_AND_LATEST_API)
  void testAllMethods_precompileClass(
      final PrecompiledClass classParameter, final Api apiParameter) {
    ClassReader classReader = new ClassReader(classParameter.getBytes());
    ClassWriter classWriter = new ClassWriter(0);
    ClassVisitor classVisitor =
        new ClassVisitor(apiParameter.value(), classWriter) {
          @Override
          public MethodVisitor visitMethod(
              final int access,
              final String name,
              final String descriptor,
              final String signature,
              final String[] exceptions) {
            return new TryCatchBlockSorter(
                super.visitMethod(access, name, descriptor, signature, exceptions),
                access,
                name,
                descriptor,
                signature,
                exceptions);
          }
        };

    classReader.accept(classVisitor, 0);

    ClassFile classFile = new ClassFile(classWriter.toByteArray());
    if (classParameter.isNotCompatibleWithCurrentJdk()) {
      assertThrows(UnsupportedClassVersionError.class, () -> classFile.newInstance());
    } else {
      assertDoesNotThrow(() -> classFile.newInstance());
    }
  }
}
