/*
 * 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
 *
 *   https://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.
 *
 *   SPDX-License-Identifier: Apache-2.0
 */

package org.apache.jena.rdflink;

import static org.junit.jupiter.api.Assertions.assertEquals;

import org.junit.jupiter.api.Test;

import org.apache.jena.graph.Node;
import org.apache.jena.graph.NodeFactory;

public class TestLibRDFLink {

    @Test public void service_url_01() {
        testServiceName(null, "XYZ", "XYZ");
    }

    @Test public void service_url_02() {
        testServiceName("http://example/", "XYZ", "http://example/XYZ");
    }

    @Test public void service_url_03() {
        testServiceName("http://example/abc", "XYZ", "http://example/abc/XYZ");
    }

    @Test public void service_url_04() {
        testServiceName("http://example/abc/", "XYZ", "http://example/abc/XYZ");
    }

    @Test public void service_url_05() {
        testServiceName("http://example/abc?param=value", "XYZ", "http://example/abc/XYZ?param=value");
    }

    @Test public void service_url_06() {
        testServiceName("http://example/dataset", "http://other/abc/", "http://other/abc/");
    }

    @Test public void service_url_07() {
        testServiceName("http://example/dataset", "http://example/abc/XYZ?param=value", "http://example/abc/XYZ?param=value");
    }

    private static void testServiceName(String destination, String service, String expected) {
        String x = LibRDFLink.formServiceURL(destination, service);
        assertEquals(expected, x);
    }

    // Assumes service name constructed correctly (see above).

    @Test public void gsp_url_01() {
        testGSP("http://example/", null, "http://example/?default");
    }

    @Test public void gsp_url_02() {
        testGSP("http://example/", "default", "http://example/?default");
    }

    @Test public void gsp_url_03() {
        testGSP("http://example/dataset", null, "http://example/dataset?default");
    }

    @Test public void gsp_url_04() {
        testGSP("http://example/dataset", "default", "http://example/dataset?default");
    }

    @Test public void gsp_url_05() {
        testGSP("http://example/dataset?param=value", "default", "http://example/dataset?param=value&default");
    }

    @Test public void gsp_url_06() {
        testGSP("http://example/?param=value", "default", "http://example/?param=value&default");
    }

    @Test public void gsp_url_07() {
        testGSP("http://example/dataset?param=value", "default", "http://example/dataset?param=value&default");
    }

    @Test public void gsp_url_08() {
        testGSP("http://example/dataset/?param=value", "default", "http://example/dataset/?param=value&default");
    }

    @Test public void gsp_url_11() {
        testGSP("http://example/dataset", "name", "http://example/dataset?graph=name");
    }

    @Test public void gsp_url_12() {
        testGSP("http://example/", "name", "http://example/?graph=name");
    }

    @Test public void gsp_url_13() {
        testGSP("http://example/dataset/", "name", "http://example/dataset/?graph=name");
    }

    @Test public void gsp_url_20() {
        testGSP("http://example/dataset?param=value", null, "http://example/dataset?param=value&default");
    }

    @Test public void gsp_url_21() {
        testGSP("http://example/?param=value", null, "http://example/?param=value&default");
    }

    @Test public void gsp_url_16() {
        testGSP("http://example/dataset?param=value", "name", "http://example/dataset?param=value&graph=name");
    }

    @Test public void gsp_url_17() {
        testGSP("http://example/?param=value", "name", "http://example/?param=value&graph=name");
    }

    private void testGSP(String gsp, String graphName, String expected) {
        Node gn = (graphName == null || graphName == "default") ? null : NodeFactory.createURI(graphName);
        String x = LibRDFLink.urlForGraph(gsp, gn);
        assertEquals(expected, x);
    }
}
