eclipse-rdf4jGH-2990 added regression test

patrickwyler · Jun 20, 2022 · 53461de · 53461de
1 parent 142ffaa
commit 53461de
Showing 1 changed file with 31 additions and 18 deletions.
diff --git a/...rser/sparql/src/test/java/org/eclipse/rdf4j/query/parser/sparql/TupleExprBuilderTest.java b/...rser/sparql/src/test/java/org/eclipse/rdf4j/query/parser/sparql/TupleExprBuilderTest.java
@@ -7,18 +7,22 @@
  *******************************************************************************/
 package org.eclipse.rdf4j.query.parser.sparql;
 
-import static org.junit.Assert.assertEquals;
-import static org.junit.Assert.assertTrue;
-import static org.junit.Assert.fail;
+import static org.assertj.core.api.Assertions.assertThat;
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertTrue;
+import static org.junit.jupiter.api.Assertions.fail;
 
 import java.util.ArrayList;
 import java.util.List;
 
 import org.eclipse.rdf4j.model.impl.SimpleValueFactory;
 import org.eclipse.rdf4j.query.algebra.Order;
+import org.eclipse.rdf4j.query.algebra.Projection;
+import org.eclipse.rdf4j.query.algebra.ProjectionElem;
 import org.eclipse.rdf4j.query.algebra.Service;
 import org.eclipse.rdf4j.query.algebra.SingletonSet;
 import org.eclipse.rdf4j.query.algebra.Slice;
+import org.eclipse.rdf4j.query.algebra.StatementPattern;
 import org.eclipse.rdf4j.query.algebra.TupleExpr;
 import org.eclipse.rdf4j.query.parser.sparql.ast.ASTQueryContainer;
 import org.eclipse.rdf4j.query.parser.sparql.ast.ASTServiceGraphPattern;
@@ -27,27 +31,35 @@
 import org.eclipse.rdf4j.query.parser.sparql.ast.SyntaxTreeBuilder;
 import org.eclipse.rdf4j.query.parser.sparql.ast.TokenMgrError;
 import org.eclipse.rdf4j.query.parser.sparql.ast.VisitorException;
-import org.junit.After;
-import org.junit.Before;
-import org.junit.Test;
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.Timeout;
 
 /**
  * @author jeen
  */
 public class TupleExprBuilderTest {
 
- /**
- * @throws java.lang.Exception
- */
- @Before
- public void setUp() throws Exception {
- }
+ @Test
+ public void testSimpleAliasHandling() {
+ String query = "SELECT (?a as ?b) WHERE { ?a ?x ?z }";
 
- /**
- * @throws java.lang.Exception
- */
- @After
- public void tearDown() throws Exception {
+ try {
+ TupleExprBuilder builder = new TupleExprBuilder(SimpleValueFactory.getInstance());
+ ASTQueryContainer qc = SyntaxTreeBuilder.parseQuery(query);
+ TupleExpr result = builder.visit(qc, null);
+
+ assertThat(result instanceof Projection).isTrue();
+
+ Projection p = (Projection) result;
+ assertThat(p.getArg()).isInstanceOf(StatementPattern.class);
+
+ ProjectionElem alias = p.getProjectionElemList().getElements().get(0);
+ assertThat(alias.getSourceName()).isEqualTo("a");
+ assertThat(alias.getTargetName()).isEqualTo("b");
+ } catch (Exception e) {
+ e.printStackTrace();
+ fail("should parse simple select query");
+ }
  }
 
  @Test
@@ -86,7 +98,8 @@ public void testNegatedPathWithFixedObject() {
  * Verifies that a missing close brace does not cause an endless loop. Timeout is set to avoid test itself endlessly
  * looping. See SES-2389.
  */
- @Test(timeout = 1000)
+ @Test
+ @Timeout(10)
  public void testMissingCloseBrace() {
  String query = "INSERT DATA { <urn:a> <urn:b> <urn:c> .";
  try {