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/*
* Licensed to Elasticsearch under one or more contributor
* license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright
* ownership. Elasticsearch 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.elasticsearch.rest.util;
import org.elasticsearch.rest.support.RestUtils;
import org.elasticsearch.test.ESTestCase;
import java.util.HashMap;
import java.util.Locale;
import java.util.Map;
import java.util.regex.Pattern;
import static org.hamcrest.Matchers.equalTo;
import static org.hamcrest.Matchers.is;
import static org.hamcrest.Matchers.nullValue;
/**
*
*/
public class RestUtilsTests extends ESTestCase {
public void testDecodeQueryString() {
Map<String, String> params = new HashMap<>();
String uri = "something?test=value";
RestUtils.decodeQueryString(uri, uri.indexOf('?') + 1, params);
assertThat(params.size(), equalTo(1));
assertThat(params.get("test"), equalTo("value"));
params.clear();
uri = "something?test=value&test1=value1";
RestUtils.decodeQueryString(uri, uri.indexOf('?') + 1, params);
assertThat(params.size(), equalTo(2));
assertThat(params.get("test"), equalTo("value"));
assertThat(params.get("test1"), equalTo("value1"));
params.clear();
uri = "something";
RestUtils.decodeQueryString(uri, uri.length(), params);
assertThat(params.size(), equalTo(0));
params.clear();
uri = "something";
RestUtils.decodeQueryString(uri, -1, params);
assertThat(params.size(), equalTo(0));
}
public void testDecodeQueryStringEdgeCases() {
Map<String, String> params = new HashMap<>();
String uri = "something?";
RestUtils.decodeQueryString(uri, uri.indexOf('?') + 1, params);
assertThat(params.size(), equalTo(0));
params.clear();
uri = "something?&";
RestUtils.decodeQueryString(uri, uri.indexOf('?') + 1, params);
assertThat(params.size(), equalTo(0));
params.clear();
uri = "something?p=v&&p1=v1";
RestUtils.decodeQueryString(uri, uri.indexOf('?') + 1, params);
assertThat(params.size(), equalTo(2));
assertThat(params.get("p"), equalTo("v"));
assertThat(params.get("p1"), equalTo("v1"));
params.clear();
uri = "something?=";
RestUtils.decodeQueryString(uri, uri.indexOf('?') + 1, params);
assertThat(params.size(), equalTo(0));
params.clear();
uri = "something?&=";
RestUtils.decodeQueryString(uri, uri.indexOf('?') + 1, params);
assertThat(params.size(), equalTo(0));
params.clear();
uri = "something?a";
RestUtils.decodeQueryString(uri, uri.indexOf('?') + 1, params);
assertThat(params.size(), equalTo(1));
assertThat(params.get("a"), equalTo(""));
params.clear();
uri = "something?p=v&a";
RestUtils.decodeQueryString(uri, uri.indexOf('?') + 1, params);
assertThat(params.size(), equalTo(2));
assertThat(params.get("a"), equalTo(""));
assertThat(params.get("p"), equalTo("v"));
params.clear();
uri = "something?p=v&a&p1=v1";
RestUtils.decodeQueryString(uri, uri.indexOf('?') + 1, params);
assertThat(params.size(), equalTo(3));
assertThat(params.get("a"), equalTo(""));
assertThat(params.get("p"), equalTo("v"));
assertThat(params.get("p1"), equalTo("v1"));
params.clear();
uri = "something?p=v&a&b&p1=v1";
RestUtils.decodeQueryString(uri, uri.indexOf('?') + 1, params);
assertThat(params.size(), equalTo(4));
assertThat(params.get("a"), equalTo(""));
assertThat(params.get("b"), equalTo(""));
assertThat(params.get("p"), equalTo("v"));
assertThat(params.get("p1"), equalTo("v1"));
}
public void testCorsSettingIsARegex() {
assertCorsSettingRegex("/foo/", Pattern.compile("foo"));
assertCorsSettingRegex("/.*/", Pattern.compile(".*"));
assertCorsSettingRegex("/https?:\\/\\/localhost(:[0-9]+)?/", Pattern.compile("https?:\\/\\/localhost(:[0-9]+)?"));
assertCorsSettingRegexMatches("/https?:\\/\\/localhost(:[0-9]+)?/", true, "http://localhost:9200", "http://localhost:9215", "https://localhost:9200", "https://localhost");
assertCorsSettingRegexMatches("/https?:\\/\\/localhost(:[0-9]+)?/", false, "htt://localhost:9200", "http://localhost:9215/foo", "localhost:9215");
assertCorsSettingRegexIsNull("//");
assertCorsSettingRegexIsNull("/");
assertCorsSettingRegexIsNull("/foo");
assertCorsSettingRegexIsNull("foo");
assertCorsSettingRegexIsNull("");
}
public void testCrazyURL() {
Map<String, String> params = new HashMap<>();
// This is a valid URL
String uri = "example.com/:@-._~!$&'()*+,=;:@-._~!$&'()*+,=:@-._~!$&'()*+,==?/?:@-._~!$'()*+,;=/?:@-._~!$'()*+,;==#/?:@-._~!$&'()*+,;=";
RestUtils.decodeQueryString(uri, uri.indexOf('?') + 1, params);
assertThat(params.get("/?:@-._~!$'()* ,;"), equalTo("/?:@-._~!$'()* ,;=="));
assertThat(params.size(), equalTo(1));
}
private void assertCorsSettingRegexIsNull(String settingsValue) {
assertThat(RestUtils.checkCorsSettingForRegex(settingsValue), is(nullValue()));
}
private void assertCorsSettingRegex(String settingsValue, Pattern pattern) {
assertThat(RestUtils.checkCorsSettingForRegex(settingsValue).toString(), is(pattern.toString()));
}
private void assertCorsSettingRegexMatches(String settingsValue, boolean expectMatch, String ... candidates) {
Pattern pattern = RestUtils.checkCorsSettingForRegex(settingsValue);
for (String candidate : candidates) {
assertThat(String.format(Locale.ROOT, "Expected pattern %s to match against %s: %s", settingsValue, candidate, expectMatch),
pattern.matcher(candidate).matches(), is(expectMatch));
}
}
}
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