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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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/*
 * @test
 * @bug      8188248 8313931
 * @summary  NullPointerException on generic methods
 * @library  /tools/lib ../../lib
 * @modules jdk.javadoc/jdk.javadoc.internal.tool
 * @build    javadoc.tester.* toolbox.ToolBox builder.ClassBuilder
 * @run main TestGenericMethodLinkTaglet
 */

import java.nio.file.Path;
import java.nio.file.Paths;

import builder.ClassBuilder;
import builder.ClassBuilder.MethodBuilder;
import toolbox.ToolBox;

import javadoc.tester.JavadocTester;

public class TestGenericMethodLinkTaglet extends JavadocTester {

    final ToolBox tb;

    public static void main(String... args) throws Exception {
        var tester = new TestGenericMethodLinkTaglet();
        tester.runTests();
    }

    TestGenericMethodLinkTaglet() {
        tb = new ToolBox();
    }

    @Test
    public void test(Path base) throws Exception {
        Path srcDir = base.resolve("src");
        createTestClass(srcDir);

        Path outDir = base.resolve("out");
        javadoc("-Xdoclint:none",
                "-d", outDir.toString(),
                "-sourcepath", srcDir.toString(),
                "pkg");
        checkExit(Exit.OK);

        checkOutput("pkg/A.html", true,
                """
                    param <a href="#m1(T)-type-param-T"><code>T</code></a>""");
    }

    void createTestClass(Path srcDir) throws Exception {
        MethodBuilder method = MethodBuilder
                .parse("public <T> void m1(T t) {}")
                .setComments(
                    "@param <T> type param",
                    "@param t param {@link T}");

        new ClassBuilder(tb, "pkg.A")
                .setModifiers("public", "class")
                .addMembers(method)
                .write(srcDir);
    }

}