/*
 * CDDL HEADER START
 *
 * The contents of this file are subject to the terms of the
 * Common Development and Distribution License (the "License").
 * You may not use this file except in compliance with the License.
 *
 * See LICENSE.txt included in this distribution for the specific
 * language governing permissions and limitations under the License.
 *
 * When distributing Covered Code, include this CDDL HEADER in each
 * file and include the License file at LICENSE.txt.
 * If applicable, add the following below this CDDL HEADER, with the
 * fields enclosed by brackets "[]" replaced with your own identifying
 * information: Portions Copyright [yyyy] [name of copyright owner]
 *
 * CDDL HEADER END
 */

/*
 * Copyright (c) 2010, Oracle and/or its affiliates. All rights reserved.
 */
package org.opensolaris.opengrok.index;

import java.io.File;
import java.util.ArrayList;
import org.junit.AfterClass;
import static org.junit.Assert.*;
import org.junit.BeforeClass;
import org.junit.Test;
import org.opensolaris.opengrok.analysis.Definitions;
import org.opensolaris.opengrok.configuration.RuntimeEnvironment;
import org.opensolaris.opengrok.util.TestRepository;

/**
 * Unit tests for the {@code IndexDatabase} class.
 */
public class IndexDatabaseTest {

    private static TestRepository repository;

    public IndexDatabaseTest() {
    }

    @BeforeClass
    public static void setUpClass() throws Exception {
        RuntimeEnvironment env = RuntimeEnvironment.getInstance();
        assertTrue("No ctags available", env.validateExuberantCtags());

        repository = new TestRepository();
        repository.create(
                IndexDatabase.class.getResourceAsStream("source.zip"));

        env.setSourceRoot(repository.getSourceRoot());
        env.setDataRoot(repository.getDataRoot());

        Indexer indexer = Indexer.getInstance();
        indexer.prepareIndexer(
                env, true, true, "/c", null,
                false, false, false, null, null, new ArrayList<String>(), false);
        indexer.doIndexerExecution(true, 1, null, null);
    }

    @AfterClass
    public static void tearDownClass() throws Exception {
        repository.destroy();
    }

    @Test
    public void testGetDefinitions() throws Exception {
        // Test that we can get definitions for one of the files in the
        // repository.
        File f1 = new File(repository.getSourceRoot() + "/c/foobar.c");
        Definitions defs1 = IndexDatabase.getDefinitions(f1);
        assertNotNull(defs1);
        assertTrue(defs1.hasSymbol("foobar"));
        assertTrue(defs1.hasSymbol("a"));
        assertFalse(defs1.hasSymbol("b"));
        assertTrue(defs1.hasDefinitionAt("foobar", 1, new String[1]));

        // Test that we get null back if we request definitions for a file
        // that's not in the repository.
        File f2 = new File(repository.getSourceRoot() + "/c/foobar.d");
        Definitions defs2 = IndexDatabase.getDefinitions(f2);
        assertNull(defs2);
    }
}