StringUtilsTest.java

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 * ownership. Elasticsearch licenses this file to you under
 * the Apache License, Version 2.0 (the "License"); you may
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 *
 *    http://www.apache.org/licenses/LICENSE-2.0
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package org.elasticsearch.hadoop.util;

import org.junit.Test;

import java.util.Arrays;
import java.util.Collections;
import java.util.List;

import static org.junit.Assert.*;

public class StringUtilsTest {

    @Test
    public void testJsonEncodingQuote() {
        String value = "foo\"bar";
        String jsonEscaped = "foo\\\"bar";
        assertEquals(jsonEscaped, StringUtils.jsonEncoding(value));
    }

    @Test
    public void testParseIpInEs1x() {
        assertEquals("1.2.3.4", StringUtils.parseIpAddress("inet[/1.2.3.4:9200]").ip);
    }

    @Test
    public void testParseIpInEs1xWithHostName() {
        assertEquals("11.22.33.44", StringUtils.parseIpAddress("inet[foobar/11.22.33.44:9200]").ip);
    }

    @Test
    public void testParseIpInEs2x() {
        assertEquals("111.222.333.444", StringUtils.parseIpAddress("111.222.333.444:9200").ip);
    }

    @Test
    public void testParseIpInEs2xWithHostName() {
        assertEquals("11.222.3.4", StringUtils.parseIpAddress("foobar/11.222.3.4:9200").ip);
    }

    @Test
    public void testSingularIndexNames() {
        assertTrue(StringUtils.isValidSingularIndexName("abcdefg"));
        assertTrue(StringUtils.isValidSingularIndexName("\uD840\uDE13")); // HTTP Encode: %F0%A0%88%93
        assertFalse(StringUtils.isValidSingularIndexName("+abcdefg"));
        assertFalse(StringUtils.isValidSingularIndexName("-abcdefg"));
        assertFalse(StringUtils.isValidSingularIndexName("_abcdefg"));
        assertFalse(StringUtils.isValidSingularIndexName("*abcdefg"));
        assertFalse(StringUtils.isValidSingularIndexName("abc*defg"));
        assertFalse(StringUtils.isValidSingularIndexName("abcd/efg"));
        assertFalse(StringUtils.isValidSingularIndexName("abcd\\efg"));
        assertFalse(StringUtils.isValidSingularIndexName("abc|defg"));
        assertFalse(StringUtils.isValidSingularIndexName("abcdef,g"));
        assertFalse(StringUtils.isValidSingularIndexName("abcdef<em>g"));
        assertFalse(StringUtils.isValidSingularIndexName("abcde\"fg"));
        assertFalse(StringUtils.isValidSingularIndexName("a bcdefg"));
        assertFalse(StringUtils.isValidSingularIndexName("abcdefg?"));
        // Multi-Index Format is not a legal singular index name, but it should be resolved to one at runtime
        assertFalse(StringUtils.isValidSingularIndexName("abc{date|yyyy-MM-dd}defg"));

    }

    @Test
    public void testTokenize() {
        List<String> test1 = Arrays.asList(new String[]{"this", "is a", "test"});
        String concatenatedString = StringUtils.concatenate(test1);
        List<String> tokens = StringUtils.tokenize(concatenatedString, ",", true, true);
        assertEquals(test1, tokens);

        List<String> test2 = Arrays.asList(new String[]{"this", " is a", " test ", " "});
        concatenatedString = StringUtils.concatenate(test2);
        tokens = StringUtils.tokenize(concatenatedString, ",", false, false);
        assertEquals(test2, tokens);

        List<String> test3 = Arrays.asList(new String[]{"this", "is, a", "test"});
        concatenatedString = StringUtils.concatenate(test3);
        tokens = StringUtils.tokenize(concatenatedString, ",", true, true);
        assertEquals(test3, tokens);

        Object[] test4 = new String[]{"this", "is, a", "test"};
        concatenatedString = StringUtils.concatenate(test4, ";");
        tokens = StringUtils.tokenize(concatenatedString, ";", true, true);
        assertEquals(Arrays.asList(test4), tokens);

        List<String> test5 = Arrays.asList(new String[]{"this", "is, a", "test"});
        concatenatedString = StringUtils.concatenate(test5, ",");
        tokens = StringUtils.tokenize(concatenatedString, ";,", true, true);
        assertEquals(test5, tokens);
    }
}