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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.painless;
import org.elasticsearch.script.ExecutableScript;
import org.elasticsearch.script.ScriptContext;
import java.util.Arrays;
import java.util.Collections;
import java.util.HashMap;
import java.util.Map;
public class ScriptEngineTests extends ScriptTestCase {
public void testSimpleEquation() {
final Object value = exec("return 1 + 2;");
assertEquals(3, ((Number)value).intValue());
}
@SuppressWarnings("unchecked") // We know its Map<String, Object> because we put them there in the test
public void testMapAccess() {
Map<String, Object> vars = new HashMap<>();
Map<String, Object> obj2 = new HashMap<>();
obj2.put("prop2", "value2");
Map<String, Object> obj1 = new HashMap<>();
obj1.put("prop1", "value1");
obj1.put("obj2", obj2);
obj1.put("l", Arrays.asList("2", "1"));
vars.put("obj1", obj1);
Object value = exec("return params['obj1'];", vars, true);
obj1 = (Map<String, Object>)value;
assertEquals("value1", obj1.get("prop1"));
assertEquals("value2", ((Map<String, Object>) obj1.get("obj2")).get("prop2"));
value = exec("return params.obj1.l.0;", vars, true);
assertEquals("2", value);
}
@SuppressWarnings("unchecked") // We know its Map<String, Object> because we put them there ourselves
public void testAccessListInScript() {
Map<String, Object> vars = new HashMap<>();
Map<String, Object> obj2 = new HashMap<>();
obj2.put("prop2", "value2");
Map<String, Object> obj1 = new HashMap<>();
obj1.put("prop1", "value1");
obj1.put("obj2", obj2);
vars.put("l", Arrays.asList("1", "2", "3", obj1));
assertEquals(4, exec("return params.l.size();", vars, true));
assertEquals("1", exec("return params.l.0;", vars, true));
Object value = exec("return params.l.3;", vars, true);
obj1 = (Map<String, Object>)value;
assertEquals("value1", obj1.get("prop1"));
assertEquals("value2", ((Map<String, Object>)obj1.get("obj2")).get("prop2"));
assertEquals("value1", exec("return params.l.3.prop1;", vars, true));
}
public void testChangingVarsCrossExecution1() {
Map<String, Object> vars = new HashMap<>();
Map<String, Object> ctx = new HashMap<>();
vars.put("ctx", ctx);
ExecutableScript.Compiled compiledScript =
scriptEngine.compile(null, "return ctx.value;", ExecutableScript.CONTEXT, Collections.emptyMap());
ExecutableScript script = compiledScript.newInstance(vars);
ctx.put("value", 1);
Object o = script.run();
assertEquals(1, ((Number) o).intValue());
ctx.put("value", 2);
o = script.run();
assertEquals(2, ((Number) o).intValue());
}
public void testChangingVarsCrossExecution2() {
Map<String, Object> vars = new HashMap<>();
ExecutableScript.Compiled compiledScript =
scriptEngine.compile(null, "return params['value'];", ExecutableScript.CONTEXT, Collections.emptyMap());
ExecutableScript script = compiledScript.newInstance(vars);
script.setNextVar("value", 1);
Object value = script.run();
assertEquals(1, ((Number)value).intValue());
script.setNextVar("value", 2);
value = script.run();
assertEquals(2, ((Number)value).intValue());
}
}
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