/*
    * Licensed to the Apache Software Foundation (ASF) under one
    * or more contributor license agreements.  See the NOTICE file
    * distributed with this work for additional information
    * regarding copyright ownership.  The ASF licenses this file
    * to you 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 org.apache.maven.enforcer.rules.checksum;
  
  import java.io.File;
  import java.io.IOException;
  import java.nio.charset.Charset;
  import java.nio.charset.StandardCharsets;
  import java.util.Properties;
  
  import org.apache.maven.enforcer.rule.api.EnforcerLogger;
  import org.apache.maven.enforcer.rule.api.EnforcerRuleException;
  import org.apache.maven.enforcer.rules.checksum.NormalizeLineSeparatorReader.LineSeparator;
  import org.apache.maven.project.MavenProject;
  import org.codehaus.plexus.util.FileUtils;
  import org.junit.jupiter.api.Assertions;
  import org.junit.jupiter.api.BeforeEach;
  import org.junit.jupiter.api.Test;
  import org.junit.jupiter.api.extension.ExtendWith;
  import org.junit.jupiter.api.io.TempDir;
  import org.mockito.InjectMocks;
  import org.mockito.Mock;
  import org.mockito.junit.jupiter.MockitoExtension;
  
  import static org.mockito.Mockito.when;
  
  /**
   * Test the "RequireTextFileChecksum" rule
   */
  @ExtendWith(MockitoExtension.class)
  class TestRequireTextFileChecksum {
  
      @Mock
      private MavenProject project;
  
      @Mock
      private EnforcerLogger log;
  
      @InjectMocks
      private RequireTextFileChecksum rule;
  
      @TempDir
      private File temporaryFolder;
  
      @BeforeEach
      void setup() {
          rule.setLog(log);
      }
  
      @Test
      void testFileChecksumMd5NormalizedFromUnixToWindows() throws IOException, EnforcerRuleException {
          File f = File.createTempFile("junit", null, temporaryFolder);
          FileUtils.fileWrite(f, "line1\nline2\n");
  
          rule.setFile(f);
          rule.setChecksum("c6242222cf6ccdb15a43e0e5b1a08810");
          rule.setType("md5");
          rule.setNormalizeLineSeparatorTo(LineSeparator.WINDOWS);
          rule.setEncoding(StandardCharsets.US_ASCII.name());
  
          rule.execute();
      }
  
      @Test
      void testFileChecksumMd5NormalizedFromWindowsToWindows() throws IOException, EnforcerRuleException {
          File f = File.createTempFile("junit", null, temporaryFolder);
          FileUtils.fileWrite(f, "line1\r\nline2\r\n");
  
          rule.setFile(f);
          rule.setChecksum("c6242222cf6ccdb15a43e0e5b1a08810");
          rule.setType("md5");
          rule.setNormalizeLineSeparatorTo(LineSeparator.WINDOWS);
          rule.setEncoding(StandardCharsets.US_ASCII.name());
  
          rule.execute();
      }
  
      @Test
      void testFileChecksumMd5NormalizedFromWindowsToUnix() throws IOException, EnforcerRuleException {
          File f = File.createTempFile("junit", null, temporaryFolder);
          FileUtils.fileWrite(f, "line1\r\nline2\r\n");
  
          rule.setFile(f);
         rule.setChecksum("4fcc82a88ee38e0aa16c17f512c685c9");
         rule.setType("md5");
         rule.setNormalizeLineSeparatorTo(LineSeparator.UNIX);
         rule.setEncoding(StandardCharsets.US_ASCII.name());
 
         rule.execute();
     }
 
     @Test
     void testFileChecksumMd5NormalizedFromUnixToUnix() throws IOException, EnforcerRuleException {
         File f = File.createTempFile("junit", null, temporaryFolder);
         FileUtils.fileWrite(f, "line1\nline2\n");
 
         rule.setFile(f);
         rule.setChecksum("4fcc82a88ee38e0aa16c17f512c685c9");
         rule.setType("md5");
         rule.setNormalizeLineSeparatorTo(LineSeparator.UNIX);
         rule.setEncoding(StandardCharsets.US_ASCII.name());
 
         rule.execute();
     }
 
     @Test
     void testFileChecksumMd5NormalizedWithMissingFileCharsetParameter() throws IOException, EnforcerRuleException {
         File f = File.createTempFile("junit", null, temporaryFolder);
         FileUtils.fileWrite(f, "line1\nline2\n");
 
         when(project.getProperties()).thenReturn(new Properties());
 
         rule.setFile(f);
         rule.setChecksum("4fcc82a88ee38e0aa16c17f512c685c9");
         rule.setType("md5");
         rule.setNormalizeLineSeparatorTo(LineSeparator.UNIX);
 
         rule.execute();
         // name is not unique therefore compare generated charset
         Assertions.assertEquals(Charset.forName(System.getProperty("file.encoding")), rule.getEncoding());
     }
 }