/*

 * Copyright (c) 2014, 2014, Oracle and/or its affiliates. All rights reserved.

 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

 * This code is free software; you can redistribute it and/or modify it

 * under the terms of the GNU General Public License version 2 only, as

 * published by the Free Software Foundation.

 *

 * This code 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 General Public License

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 *

 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

 * or visit www.oracle.com if you need additional information or have any

 * questions.

 */

package com.oracle.mxtool.junit;

import java.io.PrintStream;

import org.junit.internal.JUnitSystem;

import org.junit.internal.TextListener;

import org.junit.runner.Description;

import org.junit.runner.Result;

import org.junit.runner.notification.Failure;

import org.junit.runner.notification.RunListener;

class TextRunListener implements MxRunListener {

    private final PrintStream fWriter;

    protected Failure lastFailure;

    TextRunListener(JUnitSystem system) {

        this(system.out());

    }

    TextRunListener(PrintStream writer) {

        fWriter = writer;

    }

    public boolean beVerbose() {

        return false;

    }

    @Override

    public PrintStream getWriter() {

        return fWriter;

    }

    public Failure getLastFailure() {

        return lastFailure;

    }

    @Override

    public void testStarted(Description description) {

        getWriter().print('.');

    }

    @Override

    public void testFailed(Failure failure) {

        getWriter().print('E');

        lastFailure = failure;

    }

    @Override

    public void testIgnored(Description description) {

        getWriter().print('I');

    }

    public static RunListener createRunListener(MxRunListener l) {

            private Class<?> lastClass;

            private int passedInLastClass;

            private int failedInLastClass;

            private boolean failed;

            @Override

            public void testStarted(Description description) {

                Class<?> currentClass = description.getTestClass();

                if (currentClass != lastClass) {

                    if (lastClass != null) {

                        l.testClassFinished(lastClass, passedInLastClass, failedInLastClass);

                        l.testClassFinishedDelimiter();

                    }

                    lastClass = currentClass;

                    passedInLastClass = 0;

                    failedInLastClass = 0;

                    l.testClassStarted(currentClass);

                    l.testClassStartedDelimiter();

                }

                failed = false;

                l.testStarted(description);

                l.testStartedDelimiter();

            }

            @Override

            public void testFailure(Failure failure) {

                failed = true;

                failedInLastClass++;

                l.testFailed(failure);

            }

            @Override

            public void testFinished(Description description) {

                // we have to do this because there is no callback for successful tests

                if (!failed) {

                    l.testSucceeded(description);

                    passedInLastClass++;

                }

                l.testFinished(description);

                l.testFinishedDelimiter();

            }

            @Override

            public void testIgnored(Description description) {

                testStarted(description);

                l.testIgnored(description);

                l.testFinished(description);

                l.testFinishedDelimiter();

            }

            @Override

            public void testRunStarted(Description description) {

                l.testRunStarted(description);

            }

            @Override

            public void testRunFinished(Result result) {

                if (lastClass != null) {

                    l.testClassFinished(lastClass, passedInLastClass, failedInLastClass);

                }

                l.testRunFinished(result);

                super.testRunFinished(result);

            }

            @Override

            public void testAssumptionFailure(Failure failure) {

                l.testAssumptionFailure(failure);

            }

        };

    }

}