/*
* Licensed to Elastic Search and Shay Banon under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. Elastic Search 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.script.javascript;
import org.elasticsearch.common.collect.Lists;
import org.elasticsearch.common.collect.MapBuilder;
import org.elasticsearch.common.settings.ImmutableSettings;
import org.elasticsearch.script.ExecutableScript;
import org.testng.annotations.AfterClass;
import org.testng.annotations.BeforeClass;
import org.testng.annotations.Test;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import static org.hamcrest.MatcherAssert.*;
import static org.hamcrest.Matchers.*;
/**
* @author kimchy (shay.banon)
*/
public class JavaScriptScriptEngineTests {
private JavaScriptScriptEngineService se;
@BeforeClass public void setup() {
se = new JavaScriptScriptEngineService(ImmutableSettings.Builder.EMPTY_SETTINGS);
}
@AfterClass public void close() {
se.close();
}
@Test public void testSimpleEquation() {
Map<String, Object> vars = new HashMap<String, Object>();
Object o = se.execute(se.compile("1 + 2"), vars);
assertThat(((Number) o).intValue(), equalTo(3));
}
@Test public void testMapAccess() {
Map<String, Object> vars = new HashMap<String, Object>();
Map<String, Object> obj2 = MapBuilder.<String, Object>newMapBuilder().put("prop2", "value2").map();
Map<String, Object> obj1 = MapBuilder.<String, Object>newMapBuilder().put("prop1", "value1").put("obj2", obj2).put("l", Lists.newArrayList("2", "1")).map();
vars.put("obj1", obj1);
Object o = se.execute(se.compile("obj1"), vars);
assertThat(o, instanceOf(Map.class));
obj1 = (Map<String, Object>) o;
assertThat((String) obj1.get("prop1"), equalTo("value1"));
assertThat((String) ((Map<String, Object>) obj1.get("obj2")).get("prop2"), equalTo("value2"));
o = se.execute(se.compile("obj1.l[0]"), vars);
assertThat(((String) o), equalTo("2"));
}
@Test public void testJavaScriptObjectToMap() {
Map<String, Object> vars = new HashMap<String, Object>();
Object o = se.execute(se.compile("var obj1 = {}; obj1.prop1 = 'value1'; obj1.obj2 = {}; obj1.obj2.prop2 = 'value2'; obj1"), vars);
Map obj1 = (Map) o;
assertThat((String) obj1.get("prop1"), equalTo("value1"));
assertThat((String) ((Map<String, Object>) obj1.get("obj2")).get("prop2"), equalTo("value2"));
}
@Test public void testJavaScriptObjectMapInter() {
Map<String, Object> vars = new HashMap<String, Object>();
Map<String, Object> ctx = new HashMap<String, Object>();
Map<String, Object> obj1 = new HashMap<String, Object>();
obj1.put("prop1", "value1");
ctx.put("obj1", obj1);
vars.put("ctx", ctx);
se.execute(se.compile("ctx.obj2 = {}; ctx.obj2.prop2 = 'value2'; ctx.obj1.prop1 = 'uvalue1'"), vars);
ctx = (Map<String, Object>) se.unwrap(vars.get("ctx"));
assertThat(ctx.containsKey("obj1"), equalTo(true));
assertThat((String) ((Map<String, Object>) ctx.get("obj1")).get("prop1"), equalTo("uvalue1"));
assertThat(ctx.containsKey("obj2"), equalTo(true));
assertThat((String) ((Map<String, Object>) ctx.get("obj2")).get("prop2"), equalTo("value2"));
}
@Test public void testJavaScriptInnerArrayCreation() {
Map<String, Object> ctx = new HashMap<String, Object>();
Map<String, Object> doc = new HashMap<String, Object>();
ctx.put("doc", doc);
Object complied = se.compile("ctx.doc.field1 = ['value1', 'value2']");
ExecutableScript script = se.executable(complied, new HashMap<String, Object>());
script.setNextVar("ctx", ctx);
script.run();
Map<String, Object> unwrap = (Map<String, Object>) script.unwrap(ctx);
assertThat(((Map) unwrap.get("doc")).get("field1"), instanceOf(List.class));
}
@Test public void testAccessListInScript() {
Map<String, Object> vars = new HashMap<String, Object>();
Map<String, Object> obj2 = MapBuilder.<String, Object>newMapBuilder().put("prop2", "value2").map();
Map<String, Object> obj1 = MapBuilder.<String, Object>newMapBuilder().put("prop1", "value1").put("obj2", obj2).map();
vars.put("l", Lists.newArrayList("1", "2", "3", obj1));
Object o = se.execute(se.compile("l.length"), vars);
assertThat(((Number) o).intValue(), equalTo(4));
o = se.execute(se.compile("l[0]"), vars);
assertThat(((String) o), equalTo("1"));
o = se.execute(se.compile("l[3]"), vars);
obj1 = (Map<String, Object>) o;
assertThat((String) obj1.get("prop1"), equalTo("value1"));
assertThat((String) ((Map<String, Object>) obj1.get("obj2")).get("prop2"), equalTo("value2"));
o = se.execute(se.compile("l[3].prop1"), vars);
assertThat(((String) o), equalTo("value1"));
}
@Test public void testChangingVarsCrossExecution1() {
Map<String, Object> vars = new HashMap<String, Object>();
Map<String, Object> ctx = new HashMap<String, Object>();
vars.put("ctx", ctx);
Object compiledScript = se.compile("ctx.value");
ExecutableScript script = se.executable(compiledScript, vars);
ctx.put("value", 1);
Object o = script.run();
assertThat(((Number) o).intValue(), equalTo(1));
ctx.put("value", 2);
o = script.run();
assertThat(((Number) o).intValue(), equalTo(2));
}
@Test public void testChangingVarsCrossExecution2() {
Map<String, Object> vars = new HashMap<String, Object>();
Object compiledScript = se.compile("value");
ExecutableScript script = se.executable(compiledScript, vars);
script.setNextVar("value", 1);
Object o = script.run();
assertThat(((Number) o).intValue(), equalTo(1));
script.setNextVar("value", 2);
o = script.run();
assertThat(((Number) o).intValue(), equalTo(2));
}
}