src/test/java/org/testng/xml/SuiteXmlParserTest.java

package org.testng.xml;

import org.testng.Assert;
import org.testng.annotations.DataProvider;
import org.testng.annotations.Test;

import java.io.File;
import java.io.FileInputStream;

import static test.SimpleBaseTest.getPathToResource;

public class SuiteXmlParserTest {

    private static final File PARENT = new File(getPathToResource("xml"));

    @DataProvider
    private static Object[][] dp() {
        return new Object[][] {
                { "goodWithDoctype.xml", true },
                { "goodWithoutDoctype.xml", true },
                { "badWithDoctype.xml", false }, // TestNGException -> SAXParseException
                { "badWithoutDoctype.xml", false } // NullPointerException
        };
    }

    @Test(dataProvider = "dp")
    public void testParse(String fileName, boolean shouldWork) {
        SuiteXmlParser parser = new SuiteXmlParser();

        try (FileInputStream stream = new FileInputStream(new File(PARENT, fileName))) {
            parser.parse(fileName, stream, false);
            if (!shouldWork) {
                Assert.fail("Parsing of " + fileName + " is supposed to fail");
            }
        } catch (Exception e) {
            if (shouldWork) {
                Assert.fail("Parsing of " + fileName + " is supposed to work");
            }
        }
    }
}