/*
 *  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.tools.ant.taskdefs.email;

import org.apache.tools.ant.BuildException;
import org.apache.tools.ant.BuildFileRule;
import org.apache.tools.ant.DummyMailServer;
import org.junit.Assert;
import org.junit.Before;
import org.junit.Rule;
import org.junit.Test;

/**
 * TODO : develop these testcases - the email task needs to have attributes allowing
 * to simulate sending mail and to catch the output in text files or streams
 */
public class EmailTaskTest {

    @Rule
    public BuildFileRule buildRule = new BuildFileRule();

    @Before
    public void setUp() {
        buildRule.configureProject("src/etc/testcases/taskdefs/email/mail.xml");
    }

    /**
     * Expected failure attempting SMTP auth without MIME
     */
    @Test
    public void test1() {
        try {
            buildRule.executeTarget("test1");
            Assert.fail("Execution of mail task was expected to fail");
        } catch (BuildException e) {
            // assert it's the expected one
            if (!e.getMessage().equals("SMTP auth only possible with MIME mail")) {
                throw e;
            }
        }
    }

    /**
     * Expected failure attempting SSL without MIME
     */
    @Test
    public void test2() {
        try {
            buildRule.executeTarget("test2");
            Assert.fail("Execution of mail task was expected to fail");
        } catch (BuildException e) {
            // assert it's the expected one
            if (!e.getMessage().equals("SSL and STARTTLS only possible with MIME mail")) {
                throw e;
            }
        }
    }

    /**
     * Tests that a basic email sending works
     */
    @Test
    public void test3() {
        final DummyMailServer mailServer = DummyMailServer.startMailServer();
        try {
            buildRule.getProject().setProperty("EmailTaskTest.test3.port", String.valueOf(mailServer.getPort()));
            buildRule.executeTarget("test3");
        } finally {
            mailServer.disconnect();
        }
        final String smtpInteraction = mailServer.getResult();
        Assert.assertNotNull("No mail received by mail server", smtpInteraction);
        // just a basic check
        Assert.assertTrue("Unexpected recipients on the sent mail", smtpInteraction.contains("RCPT TO:<whoami>"));
    }
}