/*
    * This file is part of dependency-check-core.
    *
    * 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.
   *
   * Copyright (c) 2015 Institute for Defense Analyses. All Rights Reserved.
   */
  package org.owasp.dependencycheck.analyzer;
  
  import org.junit.After;
  import org.junit.Before;
  import org.junit.Test;
  import org.owasp.dependencycheck.BaseTest;
  import org.owasp.dependencycheck.analyzer.exception.AnalysisException;
  import org.owasp.dependencycheck.dependency.Dependency;
  
  import java.io.File;
  
  import static org.hamcrest.CoreMatchers.containsString;
  import static org.junit.Assert.*;
  
  /**
   * Unit tests for OpenSSLAnalyzerAnalyzer.
   *
   * @author Dale Visser
   */
  public class OpenSSLAnalyzerTest extends BaseTest {
  
      /**
       * The package analyzer to test.
       */
      private OpenSSLAnalyzer analyzer;
  
      /**
       * Setup the {@link OpenSSLAnalyzer}.
       *
       * @throws Exception if there is a problem
       */
      @Before
      public void setUp() throws Exception {
          analyzer = new OpenSSLAnalyzer();
          analyzer.setFilesMatched(true);
          analyzer.initialize();
      }
  
      /**
       * Cleanup any resources used.
       *
       * @throws Exception if there is a problem
       */
      @After
      public void tearDown() throws Exception {
          analyzer.close();
          analyzer = null;
      }
  
      /**
       * Test of getName method, of class OpenSSLAnalyzer.
       */
      @Test
      public void testGetName() {
          assertEquals("Analyzer name wrong.", "OpenSSL Source Analyzer",
                  analyzer.getName());
      }
  
      /**
       * Test of supportsExtension method, of class PythonPackageAnalyzer.
       */
      @Test
      public void testAccept() {
          assertTrue("Should support files named \"opensslv.h\".",
                  analyzer.accept(new File("opensslv.h")));
      }
  
      @Test
      public void testVersionConstantExamples() {
          final long[] constants = {0x1000203fL, 0x00903000, 0x00903001, 0x00903002l, 0x0090300f, 0x0090301f, 0x0090400f, 0x102031af};
          final String[] versions = {"1.0.2c",
              "0.9.3-dev",
              "0.9.3-beta1",
              "0.9.3-beta2",
              "0.9.3",
              "0.9.3a",
              "0.9.4",
              "1.2.3z"};
          assertEquals(constants.length, versions.length);
          for (int i = 0; i < constants.length; i++) {
              assertEquals(versions[i], OpenSSLAnalyzer.getOpenSSLVersion(constants[i]));
          }
     }
 
     @Test
     public void testOpenSSLVersionHeaderFile() throws AnalysisException {
         final Dependency result = new Dependency(BaseTest.getResourceAsFile(
                 this,
                 "openssl/opensslv.h"));
         analyzer.analyze(result, null);
         assertThat(result.getProductEvidence().toString(), containsString("OpenSSL"));
         assertThat(result.getVendorEvidence().toString(), containsString("OpenSSL"));
         assertThat(result.getVersionEvidence().toString(), containsString("1.0.2c"));
     }
 }