package org.hl7.fhir.dstu3.utils;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;
import java.util.List;
import org.hl7.fhir.exceptions.FHIRException;
import org.hl7.fhir.dstu3.hapi.validation.DefaultProfileValidationSupport;
import org.hl7.fhir.dstu3.hapi.validation.HapiWorkerContext;
import org.hl7.fhir.dstu3.model.*;
import org.junit.AfterClass;
import org.junit.BeforeClass;
import org.junit.Test;
import ca.uhn.fhir.context.FhirContext;
import ca.uhn.fhir.util.TestUtil;
public class FhirPathEngineTest {
private static FhirContext ourCtx = FhirContext.forDstu3();
private static FHIRPathEngine ourEngine;
private static final org.slf4j.Logger ourLog = org.slf4j.LoggerFactory.getLogger(FhirPathEngineTest.class);
@Test
public void testAs() throws Exception {
Observation obs = new Observation();
obs.setValue(new StringType("FOO"));
List<Base> value = ourEngine.evaluate(obs, "Observation.value.as(String)");
assertEquals(1, value.size());
assertEquals("FOO", ((StringType)value.get(0)).getValue());
}
@Test
public void testExistsWithNoValue() throws FHIRException {
Patient patient = new Patient();
patient.setDeceased(new BooleanType());
List<Base> eval = ourEngine.evaluate(patient, "Patient.deceased.exists()");
ourLog.info(eval.toString());
assertFalse(((BooleanType)eval.get(0)).getValue());
}
@Test
public void testExistsWithValue() throws FHIRException {
Patient patient = new Patient();
patient.setDeceased(new BooleanType(false));
List<Base> eval = ourEngine.evaluate(patient, "Patient.deceased.exists()");
ourLog.info(eval.toString());
assertTrue(((BooleanType)eval.get(0)).getValue());
}
@AfterClass
public static void afterClassClearContext() throws Exception {
TestUtil.clearAllStaticFieldsForUnitTest();
}
@BeforeClass
public static void beforeClass() {
ourEngine = new FHIRPathEngine(new HapiWorkerContext(ourCtx, new DefaultProfileValidationSupport()));
}
}