assertEquals("", emlExtractor.getDecodeText(""));
        assertEquals("abc123", emlExtractor.getDecodeText("abc123"));
        assertEquals("テスト", emlExtractor.getDecodeText("=?UTF-8?B?44OG44K544OI?="));
    }

    public void test_getTextWithAttachment() throws IOException {
        try (final InputStream in = ResourceUtil.getResourceAsStream("extractor/eml/sample4.eml")) {

import static com.google.common.hash.BloomFilter.toBloomFilter;
import static com.google.common.hash.Funnels.unencodedCharsFunnel;
import static com.google.common.truth.Truth.assertThat;
import static java.nio.charset.StandardCharsets.UTF_8;
import static java.util.concurrent.TimeUnit.SECONDS;
import static org.junit.Assert.assertThrows;

import com.google.common.base.Stopwatch;
import com.google.common.collect.ImmutableSet;

<?xml version="1.0" encoding="UTF-8" ?>

<taglib xmlns="http://java.sun.com/xml/ns/j2ee"
  xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
  xsi:schemaLocation="http://java.sun.com/xml/ns/j2ee http://java.sun.com/xml/ns/j2ee/web-jsptaglibrary_2_0.xsd"
  version="2.0">
    
  <description>JSTL 1.1 functions library</description>
  <display-name>JSTL functions</display-name>
  <tlib-version>1.1</tlib-version>
  <short-name>fe</short-name>

        // Setup system properties for DI container
        File file = File.createTempFile("test", ".properties");
        file.deleteOnExit();
        FileUtil.writeBytes(file.getAbsolutePath(), "test.property=test".getBytes("UTF-8"));
        DynamicProperties systemProps = new DynamicProperties(file);
        ComponentUtil.register(systemProps, "systemProperties");

        sambaHelper = new SambaHelper();
    }

<?xml version="1.0" encoding="UTF-8"?>
<!--
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

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE components PUBLIC "-//DBFLUTE//DTD LastaDi 1.0//EN"
	"http://dbflute.org/meta/lastadi10.dtd">
<components>
	<component name="thumbnailManager" class="org.codelibs.fess.thumbnail.ThumbnailManager">
	</component>
	<component name="htmlThumbnailGenerator" class="org.codelibs.fess.thumbnail.impl.HtmlTagBasedGenerator">
		<property name="name">"htmlThumbnailGenerator"</property>
		<postConstruct name="addCondition">

<?xml version="1.0" encoding="UTF-8"?>
<project version="4">
  <component name="EntryPointsManager">
    <list size="6">
      <item index="0" class="java.lang.String" itemvalue="com.tngtech.archunit.junit.ArchTest" />
      <item index="1" class="java.lang.String" itemvalue="org.gradle.internal.instrumentation.api.annotations.BytecodeUpgrade" />

        lenient().when(mockConfig.getDefaultDomain()).thenReturn("TESTDOMAIN");
        lenient().when(mockConfig.isUseUnicode()).thenReturn(true);
        lenient().when(mockConfig.getOemEncoding()).thenReturn("UTF-8");
        lenient().when(mockConfig.getRandom()).thenReturn(mockRandom);
        lenient().when(mockConfig.getLanManCompatibility()).thenReturn(3); // Default NTLMv2

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE components PUBLIC "-//DBFLUTE//DTD LastaDi 1.0//EN"
	"http://dbflute.org/meta/lastadi10.dtd">
<components>
	<include path="fess_config.xml"/>
	<include path="fess_ds.xml"/>
	<include path="fess_se.xml"/>
	<include path="esflute_config.xml"/>
	<include path="esflute_user.xml"/>
	<include path="esflute_log.xml"/>

	<component name="curlHelper" class="org.codelibs.fess.helper.CurlHelper">
	</component>

    private static final String OEM_ENCODING = Config.DEFAULT_OEM_ENCODING;
    /**
     * Unicode encoding used for NTLM messages.
     */
    protected static final String UNI_ENCODING = "UTF-16LE";

    private int flags;

    /**
     * Returns the flags currently in use for this message.
     *
     * @return An <code>int</code> containing the flags in use for this
     * message.
     */