test/langtools/tools/javac/lint/DeprecationTest.java

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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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/*
 * @test
 * @bug 8245664
 * @summary Verify deprecation message is not reported for deprecated packages.
 * @library /tools/lib
 * @modules
 *      jdk.compiler/com.sun.tools.javac.api
 *      jdk.compiler/com.sun.tools.javac.main
 * @build toolbox.ToolBox toolbox.JavacTask
 * @run main DeprecationTest
 */

import toolbox.JavacTask;
import toolbox.Task;
import toolbox.TestRunner;
import toolbox.ToolBox;

import java.nio.file.Path;
import java.nio.file.Paths;
import java.util.List;
import java.util.Objects;

public class DeprecationTest extends TestRunner {

    protected ToolBox tb;

    DeprecationTest() {
        super(System.err);
        tb = new ToolBox();
    }

    public static void main(String... args) throws Exception {
        DeprecationTest t = new DeprecationTest();
        t.runTests(m -> new Object[] { Paths.get(m.getName()) });
    }

    @Test
    public void deprecatedPackage(Path base) throws Exception {
        Path src = base.resolve("src");
        tb.writeJavaFiles(src,
                          "@Deprecated package p;",
                          "package p; public class Test { use.DeprecatedClass d1; }",
                          "package use; public class Use1 { p.Test t; Class<?> c = p.Test.class; }",
                          "package use; import p.Test; public class Use2 { Test t; Class<?> c = Test.class; }",
                          "package use; @Deprecated public class DeprecatedClass { }");

        List<String> actual =
                new JavacTask(tb, Task.Mode.CMDLINE)
                    .options("-Xlint:deprecation",
                             "-XDrawDiagnostics")
                    .files(tb.findJavaFiles(src))
                    .run(Task.Expect.SUCCESS)
                    .writeAll()
                    .getOutputLines(Task.OutputKind.DIRECT);

        List<String> expected = List.of("package-info.java:1:21: compiler.warn.deprecated.annotation.has.no.effect: kindname.package",
                                        "Test.java:1:35: compiler.warn.has.been.deprecated: use.DeprecatedClass, use",
                                        "2 warnings");

        if (!Objects.equals(actual, expected)) {
            throw new AssertionError("Unexpected log output: " + actual);
        }
    }
}