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// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.processing.execution.test;
import com.yahoo.component.chain.Chain;
import com.yahoo.processing.Processor;
import com.yahoo.processing.execution.Execution;
import com.yahoo.processing.test.ProcessorLibrary;
import org.junit.Test;
import java.util.HashSet;
import java.util.Iterator;
import java.util.Set;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.assertTrue;
/**
* @author bratseth
*/
public class ExecutionContextTestCase {
private final Chain<Processor> chain = new Chain<Processor>(new ProcessorLibrary.DataSource());
/** Tests combined use of trace messages, context values and access log entries */
@Test
public void testtrace() {
Execution execution1=Execution.createRoot(chain,2,Execution.Environment.createEmpty());
execution1.trace().setProperty("a","a1");
execution1.trace().logValue("a","a1");
execution1.trace().trace("root 1", 2);
execution1.trace().setProperty("a","a2");
execution1.trace().setProperty("b","b1");
execution1.trace().logValue("a","a2");
execution1.trace().logValue("b","b1");
Execution execution2=new Execution(chain,execution1);
execution2.trace().setProperty("b","b2");
execution2.trace().logValue("b","b2");
execution2.trace().trace(" child-1 1", 2);
execution2.trace().setProperty("b", "b3");
execution2.trace().logValue("b","b3");
execution1.trace().setProperty("b","b4");
execution1.trace().logValue("b","b4");
Execution execution3=new Execution(chain,execution1);
execution3.trace().setProperty("b","b5");
execution3.trace().setProperty("c","c1");
execution3.trace().logValue("b","b5");
execution3.trace().logValue("c","c1");
execution3.trace().trace(" child-2 1", 2);
execution2.trace().setProperty("c","c2");
execution2.trace().logValue("c","c2");
execution1.trace().trace("root 2", 2);
execution3.trace().setProperty("d", "d1");
execution1.trace().logValue("d","d1");
execution2.trace().trace(" child-1 2", 2);
execution2.trace().setProperty("c", "c3");
execution2.trace().logValue("c","c3");
execution1.trace().setProperty("c","c4");
execution1.trace().logValue("c","c4");
Iterator<String> traceIterator=execution1.trace().traceNode().root().descendants(String.class).iterator();
assertEquals("root 1",traceIterator.next());
assertEquals(" child-1 1",traceIterator.next());
assertEquals(" child-1 2",traceIterator.next());
assertEquals(" child-2 1",traceIterator.next());
assertEquals("root 2",traceIterator.next());
assertFalse(traceIterator.hasNext());
// Verify context variables
assertEquals("a2", execution1.trace().getProperty("a"));
assertEquals("b5", execution1.trace().getProperty("b"));
assertEquals("c4", execution1.trace().getProperty("c"));
assertEquals("d1", execution1.trace().getProperty("d"));
assertNull(execution1.trace().getProperty("e"));
// Verify access log
Set<String> logValues=new HashSet<>();
for (Iterator<Execution.Trace.LogValue> logValueIterator=execution1.trace().logValueIterator(); logValueIterator.hasNext(); )
logValues.add(logValueIterator.next().toString());
assertEquals(12,logValues.size());
assertTrue(logValues.contains("a=a1"));
assertTrue(logValues.contains("a=a2"));
assertTrue(logValues.contains("b=b1"));
assertTrue(logValues.contains("b=b2"));
assertTrue(logValues.contains("b=b3"));
assertTrue(logValues.contains("b=b4"));
assertTrue(logValues.contains("b=b5"));
assertTrue(logValues.contains("c=c1"));
assertTrue(logValues.contains("c=c2"));
assertTrue(logValues.contains("d=d1"));
assertTrue(logValues.contains("c=c3"));
assertTrue(logValues.contains("c=c4"));
}
}
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