/*
    * #%L
    * Native ARchive plugin for Maven
    * %%
    * Copyright (C) 2002 - 2014 NAR Maven Plugin developers.
    * %%
    * 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.
   * #L%
   */
  package com.github.maven_nar.cpptasks;
  
  import java.io.File;
  import java.io.IOException;
  import java.io.InputStream;
  import java.util.HashMap;
  import java.util.Map;
  import java.util.Vector;
  
  import junit.framework.TestCase;
  
  import com.github.maven_nar.cpptasks.compiler.CommandLineCompilerConfiguration;
  import com.github.maven_nar.cpptasks.compiler.CompilerConfiguration;
  import com.github.maven_nar.cpptasks.gcc.GccCCompiler;
  
  /**
   * Tests for CCTask.
   *
   */
  public final class TestCCTask extends TestCase {
    /**
     * Constructor.
     * 
     * @param name
     *          test name
     *
     */
    public TestCCTask(final String name) {
      super(name);
    }
  
    /**
     * Test checks for the presence of antlib.xml.
     * 
     * @throws IOException
     *           if stream can't be closed.
     *
     */
    public void testAntlibXmlPresent() throws IOException {
      final InputStream stream = TestCCTask.class.getClassLoader().getResourceAsStream(
          "com/github/maven_nar/cpptasks/antlib.xml");
      if (stream != null) {
        stream.close();
      }
      assertNotNull("antlib.xml missing", stream);
    }
  
    /**
     * Tests that the default value of failonerror is true.
     */
    public void testGetFailOnError() {
      final CCTask task = new CCTask();
      final boolean failOnError = task.getFailonerror();
      assertEquals(true, failOnError);
    }
  
    /**
     * Test that a target with no existing object file is
     * returned by getTargetsToBuildByConfiguration.
     */
    public void testGetTargetsToBuildByConfiguration1() {
      final CompilerConfiguration config1 = new CommandLineCompilerConfiguration(GccCCompiler.getInstance(), "dummy",
          new File[0], new File[0], new File[0], "", new String[0], new ProcessorParam[0], true, new String[0]);
      final TargetInfo target1 = new TargetInfo(config1, new File[] {
        new File("src/foo.bar")
      }, null, new File("foo.obj"), true);
      final Map targets = new HashMap();
      targets.put(target1.getOutput(), target1);
      final Map targetsByConfig = CCTask.getTargetsToBuildByConfiguration(targets);
      final Vector targetsForConfig1 = (Vector) targetsByConfig.get(config1);
      assertNotNull(targetsForConfig1);
      assertEquals(1, targetsForConfig1.size());
      final TargetInfo targetx = (TargetInfo) targetsForConfig1.elementAt(0);
      assertSame(target1, targetx);
    }
  
    /**
     * Test that a target that is up to date is not returned by
     * getTargetsToBuildByConfiguration.
     *
    */
   public void testGetTargetsToBuildByConfiguration2() {
     final CompilerConfiguration config1 = new CommandLineCompilerConfiguration(GccCCompiler.getInstance(), "dummy",
         new File[0], new File[0], new File[0], "", new String[0], new ProcessorParam[0], false, new String[0]);
     //
     // target doesn't need to be rebuilt
     //
     final TargetInfo target1 = new TargetInfo(config1, new File[] {
       new File("src/foo.bar")
     }, null, new File("foo.obj"), false);
     final Map targets = new HashMap();
     targets.put(target1.getOutput(), target1);
     //
     // no targets need to be built, return a zero-length hashtable
     //
     final Map targetsByConfig = CCTask.getTargetsToBuildByConfiguration(targets);
     assertEquals(0, targetsByConfig.size());
   }
 
   /**
    * Tests that setting failonerror is effective.
    */
   public void testSetFailOnError() {
     final CCTask task = new CCTask();
     task.setFailonerror(false);
     boolean failOnError = task.getFailonerror();
     assertEquals(false, failOnError);
     task.setFailonerror(true);
     failOnError = task.getFailonerror();
     assertEquals(true, failOnError);
   }
 }