/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF 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.apache.jena.arq.querybuilder.clauses;
import static org.junit.Assert.assertFalse;
import org.apache.jena.arq.querybuilder.AbstractQueryBuilder;
import org.apache.jena.arq.querybuilder.Order;
import org.apache.jena.arq.querybuilder.clauses.SolutionModifierClause;
import org.apache.jena.sparql.core.Var;
import org.apache.jena.sparql.expr.E_Random;
import org.apache.jena.sparql.expr.Expr;
import org.apache.jena.sparql.lang.sparql_11.ParseException;
import org.junit.After;
import org.xenei.junit.contract.Contract;
import org.xenei.junit.contract.ContractTest;
import org.xenei.junit.contract.IProducer;
@Contract(SolutionModifierClause.class)
public class SolutionModifierTest<T extends SolutionModifierClause<?>> extends AbstractClauseTest {
// the producer we will user
private IProducer<T> producer;
@Contract.Inject
// define the method to set producer.
public final void setProducer(IProducer<T> producer) {
this.producer = producer;
}
protected final IProducer<T> getProducer() {
return producer;
}
@After
public final void cleanupDatasetClauseTest() {
getProducer().cleanUp(); // clean up the producer for the next run
}
@ContractTest
public void testAddOrderByString() {
SolutionModifierClause<?> solutionModifier = getProducer().newInstance();
AbstractQueryBuilder<?> builder = solutionModifier.addOrderBy("foo");
assertContainsRegex(ORDER_BY + var("foo"), builder.buildString());
builder = solutionModifier.addOrderBy("bar");
assertContainsRegex(ORDER_BY + var("foo") + SPACE + var("bar"), builder.buildString());
}
@ContractTest
public void testAddOrderByStringAscending() {
SolutionModifierClause<?> solutionModifier = getProducer().newInstance();
AbstractQueryBuilder<?> builder = solutionModifier.addOrderBy("foo", Order.ASCENDING);
assertContainsRegex(ORDER_BY + "ASC" + OPEN_PAREN + var("foo") + CLOSE_PAREN, builder.buildString());
builder = solutionModifier.addOrderBy("bar");
assertContainsRegex(ORDER_BY + "ASC" + OPEN_PAREN + var("foo") + CLOSE_PAREN + SPACE + var("bar"),
builder.buildString());
}
@ContractTest
public void testAddOrderByStringDescending() {
SolutionModifierClause<?> solutionModifier = getProducer().newInstance();
AbstractQueryBuilder<?> builder = solutionModifier.addOrderBy("foo", Order.DESCENDING);
assertContainsRegex(ORDER_BY + "DESC" + OPEN_PAREN + var("foo") + CLOSE_PAREN, builder.buildString());
builder = solutionModifier.addOrderBy("bar");
assertContainsRegex(ORDER_BY + "DESC" + OPEN_PAREN + var("foo") + CLOSE_PAREN + SPACE + var("bar"),
builder.buildString());
}
@ContractTest
public void testAddOrderByExpr() {
SolutionModifierClause<?> solutionModifier = getProducer().newInstance();
Expr e = new E_Random();
AbstractQueryBuilder<?> builder = solutionModifier.addOrderBy(e);
assertContainsRegex(ORDER_BY + "rand" + OPEN_PAREN + CLOSE_PAREN, builder.buildString());
builder = solutionModifier.addOrderBy("bar");
assertContainsRegex(ORDER_BY + "rand" + OPEN_PAREN + CLOSE_PAREN + SPACE + var("bar"), builder.buildString());
}
@ContractTest
public void testAddOrderByExprAscending() {
SolutionModifierClause<?> solutionModifier = getProducer().newInstance();
Expr e = new E_Random();
AbstractQueryBuilder<?> builder = solutionModifier.addOrderBy(e, Order.ASCENDING);
assertContainsRegex(ORDER_BY + "ASC" + OPEN_PAREN + "rand" + OPEN_PAREN + CLOSE_PAREN + CLOSE_PAREN,
builder.buildString());
builder = solutionModifier.addOrderBy("bar");
assertContainsRegex(
ORDER_BY + "ASC" + OPEN_PAREN + "rand" + OPEN_PAREN + CLOSE_PAREN + CLOSE_PAREN + SPACE + var("bar"),
builder.buildString());
}
@ContractTest
public void testAddOrderByExprDescending() {
SolutionModifierClause<?> solutionModifier = getProducer().newInstance();
Expr e = new E_Random();
AbstractQueryBuilder<?> builder = solutionModifier.addOrderBy(e, Order.DESCENDING);
assertContainsRegex(ORDER_BY + "DESC" + OPEN_PAREN + "rand" + OPEN_PAREN + CLOSE_PAREN + CLOSE_PAREN,
builder.buildString());
builder = solutionModifier.addOrderBy("bar");
assertContainsRegex(
ORDER_BY + "DESC" + OPEN_PAREN + "rand" + OPEN_PAREN + CLOSE_PAREN + CLOSE_PAREN + SPACE + var("bar"),
builder.buildString());
}
@ContractTest
public void testAddGroupByString() {
SolutionModifierClause<?> solutionModifier = getProducer().newInstance();
AbstractQueryBuilder<?> builder = solutionModifier.addGroupBy("foo");
assertContainsRegex(GROUP_BY + var("foo"), builder.buildString());
builder = solutionModifier.addGroupBy("bar");
assertContainsRegex(GROUP_BY + var("foo") + SPACE + var("bar"), builder.buildString());
}
@ContractTest
public void testAddGroupByExpr() {
SolutionModifierClause<?> solutionModifier = getProducer().newInstance();
AbstractQueryBuilder<?> builder = solutionModifier.addGroupBy(new E_Random());
assertContainsRegex(GROUP_BY + "rand" + OPEN_PAREN + CLOSE_PAREN, builder.buildString());
builder = solutionModifier.addGroupBy("bar");
assertContainsRegex(GROUP_BY + "rand" + OPEN_PAREN + CLOSE_PAREN + SPACE + var("bar"), builder.buildString());
}
@ContractTest
public void testAddGroupByVar() {
SolutionModifierClause<?> solutionModifier = getProducer().newInstance();
AbstractQueryBuilder<?> builder = solutionModifier.addGroupBy(Var.alloc("foo"));
assertContainsRegex(GROUP_BY + var("foo"), builder.buildString());
builder = solutionModifier.addGroupBy("bar");
assertContainsRegex(GROUP_BY + var("foo") + SPACE + var("bar"), builder.buildString());
}
@ContractTest
public void testAddGroupByVarAndExpr() {
SolutionModifierClause<?> solutionModifier = getProducer().newInstance();
AbstractQueryBuilder<?> builder = solutionModifier.addGroupBy(Var.alloc("foo"), new E_Random());
assertContainsRegex(GROUP_BY + OPEN_PAREN + "rand" + OPEN_PAREN + CLOSE_PAREN + SPACE + "AS" + SPACE
+ var("foo") + CLOSE_PAREN, builder.buildString());
builder = solutionModifier.addGroupBy("bar");
assertContainsRegex(GROUP_BY + OPEN_PAREN + "rand" + OPEN_PAREN + CLOSE_PAREN + SPACE + "AS" + SPACE
+ var("foo") + CLOSE_PAREN + SPACE + var("bar"), builder.buildString());
}
@ContractTest
public void testAddHavingString() throws ParseException {
SolutionModifierClause<?> solutionModifier = getProducer().newInstance();
AbstractQueryBuilder<?> builder = solutionModifier.addHaving("?foo<10");
assertContainsRegex(HAVING + OPEN_PAREN + var("foo") + OPT_SPACE + LT + OPT_SPACE + "10" + CLOSE_PAREN,
builder.buildString());
builder = solutionModifier.addHaving("?bar < 10");
assertContainsRegex(
HAVING + OPEN_PAREN + var("foo") + OPT_SPACE + LT + OPT_SPACE + "10" + CLOSE_PAREN + OPT_SPACE
+ OPEN_PAREN + var("bar") + OPT_SPACE + LT + OPT_SPACE + "10" + CLOSE_PAREN,
builder.buildString());
}
@ContractTest
public void testAddHavingObject() throws ParseException {
SolutionModifierClause<?> solutionModifier = getProducer().newInstance();
AbstractQueryBuilder<?> builder = solutionModifier.addHaving(Var.alloc("foo"));
assertContainsRegex(HAVING + var("foo"), builder.buildString());
builder = solutionModifier.addHaving("?having2");
assertContainsRegex(HAVING + var("foo") + SPACE + var("having2"), builder.buildString());
}
@ContractTest
public void testAddHavingExpr() throws ParseException {
SolutionModifierClause<?> solutionModifier = getProducer().newInstance();
AbstractQueryBuilder<?> builder = solutionModifier.addHaving(new E_Random());
assertContainsRegex(HAVING + "rand" + OPEN_PAREN + CLOSE_PAREN, builder.buildString());
solutionModifier.addHaving("?having2");
assertContainsRegex(HAVING + "rand" + OPEN_PAREN + CLOSE_PAREN + SPACE + var("having2"), builder.buildString());
}
@ContractTest
public void testSetLimit() {
SolutionModifierClause<?> solutionModifier = getProducer().newInstance();
AbstractQueryBuilder<?> builder = solutionModifier.setLimit(500);
assertContainsRegex("LIMIT\\s+500", builder.buildString());
builder = solutionModifier.setLimit(200);
String s = builder.buildString();
assertContainsRegex(LIMIT + "200", s);
assertNotContainsRegex(LIMIT + "500", s);
builder = solutionModifier.setLimit(0);
assertFalse("Should not contain LIMIT", builder.buildString().contains("LIMIT"));
}
@ContractTest
public void testSetOffset() {
SolutionModifierClause<?> solutionModifier = getProducer().newInstance();
AbstractQueryBuilder<?> builder = solutionModifier.setOffset(500);
assertContainsRegex(OFFSET + "500", builder.buildString());
builder = solutionModifier.setOffset(200);
String s = builder.buildString();
assertContainsRegex(OFFSET + "200", s);
assertNotContainsRegex(OFFSET + "500", s);
builder = solutionModifier.setOffset(0);
assertFalse("Should not contain OFFSET", builder.buildString().contains("OFFSET"));
}
@ContractTest
public void testSetVarsGroupBy() {
Var v = Var.alloc("v");
SolutionModifierClause<?> solutionModifier = getProducer().newInstance();
AbstractQueryBuilder<?> builder = solutionModifier.addGroupBy("?v");
String[] s = byLine(builder);
assertContainsRegex(GROUP_BY + var("v"), s);
builder.setVar(v, Var.alloc("v2"));
s = byLine(builder);
assertContainsRegex(GROUP_BY + var("v2"), s);
}
@ContractTest
public void testSetVarsHaving() throws ParseException {
Var v = Var.alloc("v");
SolutionModifierClause<?> solutionModifier = getProducer().newInstance();
AbstractQueryBuilder<?> builder = solutionModifier.addHaving("?v");
String[] s = byLine(builder);
assertContainsRegex(HAVING + var("v"), s);
builder.setVar(v, Var.alloc("v2"));
s = byLine(builder);
assertContainsRegex(HAVING + var("v2"), s);
}
@ContractTest
public void testSetVarsOrderBy() {
Var v = Var.alloc("v");
SolutionModifierClause<?> solutionModifier = getProducer().newInstance();
AbstractQueryBuilder<?> builder = solutionModifier.addOrderBy("?v");
String[] s = byLine(builder);
assertContainsRegex(ORDER_BY + var("v"), s);
builder.setVar(v, Var.alloc("v2"));
s = byLine(builder);
assertContainsRegex(ORDER_BY + var("v2"), s);
}
}