org.apache.axiom.ts.om.sourcedelement.TestDiscard Maven / Gradle / Ivy

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The Axiom implementation test suite. This test suite can be used to check conformance of a particular Axiom implementation.

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/*
 * 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,
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package org.apache.axiom.ts.om.sourcedelement;

import static com.google.common.truth.Truth.assertThat;
import static org.apache.axiom.ts.dimension.ExpansionStrategy.DONT_EXPAND;

import org.apache.axiom.om.OMElement;
import org.apache.axiom.om.OMFactory;
import org.apache.axiom.om.OMMetaFactory;
import org.apache.axiom.om.OMSourcedElement;
import org.apache.axiom.ts.AxiomTestCase;
import org.apache.axiom.ts.dimension.ExpansionStrategy;
import org.apache.axiom.ts.om.sourcedelement.util.PullOMDataSource;

public class TestDiscard extends AxiomTestCase {
    private final ExpansionStrategy expansionStrategy;

    public TestDiscard(OMMetaFactory metaFactory, ExpansionStrategy expansionStrategy) {
        super(metaFactory);
        this.expansionStrategy = expansionStrategy;
        expansionStrategy.addTestParameters(this);
    }

    @Override
    protected void runTest() throws Throwable {
        OMFactory factory = metaFactory.getOMFactory();
        OMElement parent = factory.createOMElement("parent", null);
        OMElement child1 = factory.createOMElement("child1", null, parent);
        PullOMDataSource ds = new PullOMDataSource("");
        OMSourcedElement omse = factory.createOMElement(ds, "root", null);
        parent.addChild(omse);
        OMElement child2 = factory.createOMElement("child2", null, parent);
        expansionStrategy.apply(omse);
        omse.discard();
        assertThat(child1.getNextOMSibling()).isSameAs(child2);
        assertThat(ds.hasUnclosedReaders()).isFalse();
        assertThat(ds.getReaderRequestCount()).isEqualTo(expansionStrategy == DONT_EXPAND ? 0 : 1);
    }
}