sonar-scanner-cli/sonar-runner-cli/src/test/java/org/sonar/runner/cli/LogsTest.java

/*
 * SonarQube Runner - CLI - Distribution
 * Copyright (C) 2011 SonarSource
 * sonarqube@googlegroups.com
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 3 of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02
 */
package org.sonar.runner.cli;

import org.junit.Before;
import org.junit.Test;
import org.mockito.Mock;
import org.mockito.MockitoAnnotations;

import java.io.PrintStream;

import static org.mockito.Mockito.verifyNoMoreInteractions;
import static org.mockito.Mockito.verify;

public class LogsTest {
  @Mock
  private PrintStream stdOut;

  @Mock
  private PrintStream stdErr;

  private Logs logs;

  @Before
  public void setUp() {
    MockitoAnnotations.initMocks(this);
    logs = new Logs(stdOut, stdErr);
  }

  @Test
  public void testInfo() {
    logs.info("info");
    verify(stdOut).println("INFO: info");
    verifyNoMoreInteractions(stdOut, stdErr);
  }
  
  @Test
  public void testError() {
    Exception e = new NullPointerException("exception");
    logs.setDisplayStackTrace(false);
    logs.error("error1");
    verify(stdErr).println("ERROR: error1");
    
    logs.error("error2", e);
    verify(stdErr).println("ERROR: error2");
    
    verifyNoMoreInteractions(stdOut, stdErr);
    
    logs.setDisplayStackTrace(true);
    logs.error("error3", e);
    verify(stdErr).println("ERROR: error3");
    // other interactions to print the exception..
  }

  @Test
  public void testDebug() {
    logs.setDebugEnabled(true);

    logs.debug("debug");
    verify(stdOut).println("DEBUG: debug");

    logs.setDebugEnabled(false);
    logs.debug("debug");
    verifyNoMoreInteractions(stdOut, stdErr);
  }
}