4350 ap sa and eb prefixes are not handled correctly (#4358)

* Add test and implementation

* Add changelog

hapi-fhir-base/src/main/java/ca/uhn/fhir/rest/param/DateRangeParam.java

@@ -194,6 +194,7 @@ public class DateRangeParam implements IQueryParameterAnd<DateParam> {
 				break;
 			case GREATERTHAN:
 			case GREATERTHAN_OR_EQUALS:
+			case STARTS_AFTER:
 				if (myLowerBound != null) {
 					throw new InvalidRequestException(Msg.code(1923) + "Can not have multiple date range parameters for the same param that specify a lower bound");
 				}
@@ -201,6 +202,7 @@ public class DateRangeParam implements IQueryParameterAnd<DateParam> {
 				break;
 			case LESSTHAN:
 			case LESSTHAN_OR_EQUALS:
+			case ENDS_BEFORE:
 				if (myUpperBound != null) {
 					throw new InvalidRequestException(Msg.code(1924) + "Can not have multiple date range parameters for the same param that specify an upper bound");
 				}

hapi-fhir-docs/src/main/resources/ca/uhn/hapi/fhir/changelog/6_4_0/4350-eb-sa-modifiers.yaml

@@ -0,0 +1,4 @@
+---
+type: fix
+issue: 4350
+title: "Support was accidentally removed for date `sa` and `eb` modifiers in the `date` type search parameters. This has been corrected."

hapi-fhir-jpaserver-test-r4/src/test/java/ca/uhn/fhir/jpa/provider/r4/ResourceProviderSearchModifierR4Test.java

@@ -25,6 +25,7 @@ import org.junit.jupiter.api.Test;
 import java.io.IOException;
 import java.nio.charset.StandardCharsets;
 import java.util.ArrayList;
+import java.util.Date;
 import java.util.List;
 
 import static org.junit.jupiter.api.Assertions.assertEquals;
@@ -90,6 +91,20 @@ public class ResourceProviderSearchModifierR4Test extends BaseResourceProviderR4
 		assertEquals(obsList.get(9).toString(), ids.get(8));
 	}
 
+	@Test
+	public void test_eb_and_sa_modifiers() throws Exception {
+		List<IIdType> obsList = createObs(10, false, "2023-02-01");
+
+		String uri = myServerBase + "/Observation?date=eb2023-02-02";
+		List<String> ids = searchAndReturnUnqualifiedVersionlessIdValues(uri);
+
+		assertEquals(10, ids.size());
+
+		uri = myServerBase + "/Observation?date=sa2023-01-31";
+		ids = searchAndReturnUnqualifiedVersionlessIdValues(uri);
+		assertEquals(10, ids.size());
+	}
+
 	@Test
 	public void testSearch_SingleCode_multiple_not_modifier() throws Exception {
 
@@ -289,8 +304,7 @@ public class ResourceProviderSearchModifierR4Test extends BaseResourceProviderR4
 		return ids;
 	}
 
-	private List<IIdType> createObs(int obsNum, boolean isMultiple) {
-		
+	private List<IIdType> createObs(int obsNum, boolean isMultiple, String effectiveDateString) {
 		Patient patient = new Patient();
 		patient.addIdentifier().setSystem("urn:system").setValue("001");
 		patient.addName().setFamily("Tester").addGiven("Joe");
@@ -302,7 +316,7 @@ public class ResourceProviderSearchModifierR4Test extends BaseResourceProviderR4
 			Observation obs = new Observation();
 			obs.setStatus(ObservationStatus.FINAL);
 			obs.getSubject().setReferenceElement(pid);
-			obs.setEffective(new DateTimeType("2001-02-01"));
+			obs.setEffective(new DateTimeType(effectiveDateString));
 
 			CodeableConcept cc = obs.getCode();
 			cc.addCoding().setCode("2345-"+i).setSystem("http://loinc.org");
@@ -320,4 +334,8 @@ public class ResourceProviderSearchModifierR4Test extends BaseResourceProviderR4
 
 		return obsIds;
 	}
+	private List<IIdType> createObs(int obsNum, boolean isMultiple) {
+		return createObs(obsNum, isMultiple, "2001-02-01");
+	}
+
 }

hapi-fhir-storage-test-utilities/src/main/java/ca/uhn/fhir/storage/test/BaseDateSearchDaoTests.java

@@ -32,6 +32,7 @@ import org.junit.jupiter.api.AfterEach;
 import org.junit.jupiter.api.BeforeEach;
 import org.junit.jupiter.params.ParameterizedTest;
 import org.junit.jupiter.params.provider.Arguments;
+import org.junit.jupiter.params.provider.CsvSource;
 import org.junit.jupiter.params.provider.MethodSource;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
@@ -95,7 +96,7 @@ public abstract class BaseDateSearchDaoTests {
 	 */
 	@ParameterizedTest
 	// use @CsvSource to debug individual cases.
-	//@CsvSource("2019-12-31T08:00:00,eq2020,false,inline,1")
+//	@CsvSource("2020-01-01,eb2021-01-01, True, eb == ends-before")
 	@MethodSource("dateSearchCases")
 	public void testDateSearchMatching(String theResourceDate, String theQuery, boolean theExpectedMatch, String theFileName, int theLineNumber) {
 		if (isShouldSkip(theResourceDate, theQuery)) {

hapi-fhir-test-utilities/src/main/resources/ca/uhn/fhir/jpa/conformance/DateSearchTestCase.csv

@@ -1,4 +1,8 @@
 #ObservationDate, Query, Result, Comment (ignored)
+2020-01-01,eb2021-01-01, True, eb == ends-before
+2020-01-01,eb2019-01-01, False, eb == ends-before
+2020-01-01,sa2019-01-01, True, sa == starts-after
+2020-01-01,sa2021-01-01, False, sa == starts-after
 2020,eq2020, True, A harmless comment
 2021,eq2020, False
 2020-01,eq2020, True
@@ -19,7 +23,7 @@
 2020-01-01,eq2020-01, True
 2020-01-30,eq2020-01, True
 2021-01-01,eq2020-01, False
-2020-01-01T08:00:00.000,eq2020-01, True
+2020-01-01T08:00:00.000,eq2020-01, True,
 2019-12-31T08:00:00.000,eq2020-01, False
 2020-01-01T12:00:00.000Z,eq2020-01, True
 2019-12-31T12:00:00.000Z,eq2020-01, False