/*
 * 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.jasper.compiler;

import java.io.IOException;

import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;

import jakarta.servlet.http.HttpServletResponse;

import org.junit.Assert;
import org.junit.Test;

import org.apache.catalina.startup.TomcatBaseTest;
import org.apache.tomcat.util.buf.ByteChunk;
import org.w3c.dom.Document;
import org.xml.sax.ErrorHandler;
import org.xml.sax.SAXException;
import org.xml.sax.SAXParseException;

public class TestJspDocumentParser extends TomcatBaseTest {

    @Test
    public void testBug47977() throws Exception {
        getTomcatInstanceTestWebapp(false, true);

        int rc = getUrl("http://localhost:" + getPort() + "/test/bug47977.jspx", new ByteChunk(), null);

        Assert.assertEquals(HttpServletResponse.SC_INTERNAL_SERVER_ERROR, rc);
    }

    @Test
    public void testBug48827() throws Exception {
        getTomcatInstanceTestWebapp(false, true);

        Exception e = null;
        try {
            getUrl("http://localhost:" + getPort() + "/test/bug48nnn/bug48827.jspx");
        } catch (IOException ioe) {
            e = ioe;
        }

        // Should not fail
        Assert.assertNull(e);
    }

    @Test
    public void testBug54801() throws Exception {
        getTomcatInstanceTestWebapp(false, true);

        ByteChunk bc = new ByteChunk();
        int rc = getUrl("http://localhost:" + getPort() + "/test/bug5nnnn/bug54801a.jspx", bc, null);
        Assert.assertEquals(HttpServletResponse.SC_OK, rc);

        bc.recycle();
        rc = getUrl("http://localhost:" + getPort() + "/test/bug5nnnn/bug54801b.jspx", bc, null);
        Assert.assertEquals(HttpServletResponse.SC_OK, rc);
    }

    @Test
    public void testBug54821() throws Exception {
        getTomcatInstanceTestWebapp(false, true);

        ByteChunk bc = new ByteChunk();
        int rc = getUrl("http://localhost:" + getPort() + "/test/bug5nnnn/bug54821a.jspx", bc, null);
        Assert.assertEquals(HttpServletResponse.SC_OK, rc);

        bc.recycle();
        rc = getUrl("http://localhost:" + getPort() + "/test/bug5nnnn/bug54821b.jspx", bc, null);
        Assert.assertEquals(HttpServletResponse.SC_OK, rc);
    }

    @Test
    public void testSchemaValidation() throws Exception {
        getTomcatInstanceTestWebapp(false, true);

        String path = "http://localhost:" + getPort() + "/test/valid.jspx";
        DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
        dbf.setNamespaceAware(true);
        dbf.setValidating(true);
        dbf.setFeature("http://apache.org/xml/features/validation/schema", true);
        DocumentBuilder db = dbf.newDocumentBuilder();
        db.setErrorHandler(new ErrorHandler() {
            @Override
            public void warning(SAXParseException exception) throws SAXException {
                throw exception;
            }

            @Override
            public void error(SAXParseException exception) throws SAXException {
                throw exception;
            }

            @Override
            public void fatalError(SAXParseException exception) throws SAXException {
                throw exception;
            }
        });
        Document document = db.parse(path);
        Assert.assertEquals("urn:valid", document.getDocumentElement().getNamespaceURI());
        Assert.assertEquals("root", document.getDocumentElement().getLocalName());
    }

    @Test
    public void testDocument_0_4() throws Exception {
        doTestDocument(false, "0.4");
    }

    @Test
    public void testDocument_1_1() throws Exception {
        doTestDocument(false, "1.1");
    }

    @Test
    public void testDocument_1_2() throws Exception {
        doTestDocument(true, "1.2");
    }

    @Test
    public void testDocument_1_2_1() throws Exception {
        doTestDocument(false, "1.2.1");
    }

    @Test
    public void testDocument_1_3() throws Exception {
        doTestDocument(false, "1.3");
    }

    @Test
    public void testDocument_1_9() throws Exception {
        doTestDocument(false, "1.9");
    }

    @Test
    public void testDocument_2_0() throws Exception {
        doTestDocument(true, "2.0");
    }

    @Test
    public void testDocument_2_1() throws Exception {
        doTestDocument(true, "2.1");
    }

    @Test
    public void testDocument_2_2() throws Exception {
        doTestDocument(true, "2.2");
    }

    @Test
    public void testDocument_2_3() throws Exception {
        doTestDocument(true, "2.3");
    }

    @Test
    public void testDocument_2_4() throws Exception {
        doTestDocument(false, "2.4");
    }

    @Test
    public void testDocument_3_0() throws Exception {
        doTestDocument(true, "3.0");
    }

    @Test
    public void testDocument_3_1() throws Exception {
        doTestDocument(true, "3.1");
    }

    @Test
    public void testDocument_3_2() throws Exception {
        doTestDocument(false, "3.2");
    }

    @Test
    public void testDocument_4_0() throws Exception {
        doTestDocument(true, "4.0");
    }

    @Test
    public void testDocument_4_1() throws Exception {
        doTestDocument(false, "4.1");
    }

    @Test
    public void testDocument_5_4() throws Exception {
        doTestDocument(false, "5.4");
    }

    private void doTestDocument(boolean valid, String version) throws Exception {
        getTomcatInstanceTestWebapp(false, true);

        StringBuilder url = new StringBuilder("http://localhost:");
        url.append(getPort());
        url.append("/test/jsp/doc-version-");
        if (!valid) {
            url.append("in");
        }
        url.append("valid/document-");
        url.append(version);
        url.append(".jspx");

        int rc = getUrl(url.toString(), new ByteChunk(), null);

        if (valid) {
            Assert.assertEquals(HttpServletResponse.SC_OK, rc);
        } else {
            Assert.assertEquals(HttpServletResponse.SC_INTERNAL_SERVER_ERROR, rc);
        }
    }
}
