jdk

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/*
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 * Copyright (c) 2016, 2023, Oracle and/or its affiliates. All rights reserved.
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 *
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 * This code is free software; you can redistribute it and/or modify it
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 * under the terms of the GNU General Public License version 2 only, as
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 * published by the Free Software Foundation.
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 *
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 * This code is distributed in the hope that it will be useful, but WITHOUT
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 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
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 * version 2 for more details (a copy is included in the LICENSE file that
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 * accompanied this code).
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 *
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 * You should have received a copy of the GNU General Public License version
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 * 2 along with this work; if not, write to the Free Software Foundation,
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 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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 *
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 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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 * or visit www.oracle.com if you need additional information or have any
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 * questions.
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 */
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/*
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 * @test
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 * @bug 8167057
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 * @summary Tests --list-deps, --list-reduced-deps, --print-module-deps options
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 * @modules java.logging
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 *          java.xml
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 *          jdk.compiler
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 *          jdk.jdeps
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 *          jdk.unsupported
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 * @library ../lib
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 * @build CompilerUtils JdepsRunner
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 * @run testng ListModuleDeps
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 */
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import java.io.File;
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import java.nio.file.Path;
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import java.nio.file.Paths;
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import java.util.Arrays;
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import java.util.List;
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import java.util.stream.Collectors;
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import org.testng.annotations.BeforeTest;
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import org.testng.annotations.DataProvider;
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import org.testng.annotations.Test;
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import static org.testng.Assert.assertEquals;
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import static org.testng.Assert.assertTrue;
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public class ListModuleDeps {
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    private static final String TEST_SRC = System.getProperty("test.src");
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    private static final Path SRC_DIR = Paths.get(TEST_SRC, "src");
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    private static final Path CLASSES_DIR = Paths.get("classes");
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    private static final Path LIB_DIR = Paths.get("lib");
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    private static final Path LIB2_DIR = Paths.get("lib2");
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    private static final Path HI_CLASS =
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        CLASSES_DIR.resolve("hi").resolve("Hi.class");
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    private static final Path FOO_CLASS =
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        CLASSES_DIR.resolve("z").resolve("Foo.class");
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    private static final Path BAR_CLASS =
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        CLASSES_DIR.resolve("z").resolve("Bar.class");
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    private static final Path UNSAFE_CLASS =
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        CLASSES_DIR.resolve("z").resolve("UseUnsafe.class");
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    /**
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     * Compiles classes used by the test
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     */
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    @BeforeTest
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    public void compileAll() throws Exception {
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        // compile library
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        assertTrue(CompilerUtils.compile(Paths.get(TEST_SRC, "src", "lib2"), LIB2_DIR));
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        assertTrue(CompilerUtils.compile(Paths.get(TEST_SRC, "src", "lib"), LIB_DIR, "-cp", LIB2_DIR.toString()));
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        // simple program depends only on java.base
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        assertTrue(CompilerUtils.compile(Paths.get(TEST_SRC, "src", "hi"), CLASSES_DIR));
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        // compile classes in unnamed module
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        assertTrue(CompilerUtils.compile(Paths.get(TEST_SRC, "src", "z"),
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            CLASSES_DIR,
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            "-cp", LIB_DIR.toString(),
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            "--add-exports=java.base/jdk.internal.misc=ALL-UNNAMED",
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            "--add-exports=java.base/sun.security.util=ALL-UNNAMED",
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            "--add-exports=java.xml/jdk.xml.internal=ALL-UNNAMED"
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        ));
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    }
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    @DataProvider(name = "jdkModules")
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    public Object[][] jdkModules() {
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        return new Object[][]{
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            {"jdk.compiler", new String[]{
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                                "java.base/jdk.internal.javac",
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                                "java.base/jdk.internal.jmod",
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                                "java.base/jdk.internal.misc",
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                                "java.base/jdk.internal.module",
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                                "java.base/sun.reflect.annotation",
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                                "java.compiler",
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                                "jdk.internal.opt/jdk.internal.opt",
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                             }
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            },
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        };
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    }
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    @Test(dataProvider = "jdkModules")
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    public void testJDKModule(String moduleName, String[] expected) {
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        JdepsRunner jdeps = JdepsRunner.run(
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            "--list-deps", "-m", moduleName
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        );
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        String[] output = Arrays.stream(jdeps.output())
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                                .map(s -> s.trim())
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                                .toArray(String[]::new);
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        assertEquals(output, expected);
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    }
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    @Test(dataProvider = "listdeps")
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    public void testListDeps(Path classes, String[] expected) {
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        JdepsRunner jdeps = JdepsRunner.run(
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            "--class-path", LIB_DIR.toString() + File.pathSeparator + LIB2_DIR.toString(),
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            "--list-deps", classes.toString()
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        );
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        String[] output = Arrays.stream(jdeps.output())
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                                .map(s -> s.trim())
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                                .toArray(String[]::new);
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        assertEquals(output, expected);
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    }
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    @Test(dataProvider = "reduceddeps")
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    public void testListReducedDeps(Path classes, String[]  expected) {
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        JdepsRunner jdeps = JdepsRunner.run(
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            "--class-path", LIB_DIR.toString() + File.pathSeparator + LIB2_DIR.toString(),
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            "--list-reduced-deps", classes.toString()
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        );
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        String[] output = Arrays.stream(jdeps.output())
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                                .map(s -> s.trim())
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                                .toArray(String[]::new);
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        assertEquals(output, expected);
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    }
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    @DataProvider(name = "listdeps")
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    public Object[][] listdeps() {
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        return new Object[][] {
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            { CLASSES_DIR,  new String[] {
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                                "java.base/jdk.internal.misc",
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                                "java.base/sun.security.util",
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                                "java.logging",
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                                "java.management",
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                                "java.sql",
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                                "java.xml/jdk.xml.internal",
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                                "jdk.unsupported"
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                            }
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            },
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            { HI_CLASS,     new String[] {
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                                "java.base"
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                            }
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            },
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            { FOO_CLASS,    new String[] {
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                                "java.base",
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                                "java.logging",
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                                "java.management",
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                                "java.sql",
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                                "java.xml"
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                            }
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            },
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            { BAR_CLASS,    new String[] {
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                                "java.base/sun.security.util",
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                                "java.xml/jdk.xml.internal",
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                            }
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            },
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            { UNSAFE_CLASS, new String[] {
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                                "java.base/jdk.internal.misc",
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                                "jdk.unsupported"
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                            }
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            },
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        };
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    }
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    @DataProvider(name = "reduceddeps")
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    public Object[][] reduceddeps() {
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        Path barClass = CLASSES_DIR.resolve("z").resolve("Bar.class");
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        return new Object[][] {
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            { CLASSES_DIR,  new String[] {
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                                "java.base/jdk.internal.misc",
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                                "java.base/sun.security.util",
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                                "java.management",
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                                "java.sql",
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                                "java.xml/jdk.xml.internal",
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                                "jdk.unsupported"
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                            }
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            },
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            { HI_CLASS,     new String[] {
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                                "java.base"
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                            }
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            },
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            { FOO_CLASS,    new String[] {
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                                "java.base",
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                                "java.management",
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                                "java.sql"
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                            }
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            },
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            { BAR_CLASS,    new String[] {
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                                "java.base/sun.security.util",
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                                "java.xml/jdk.xml.internal",
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                            }
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            },
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            { UNSAFE_CLASS, new String[] {
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                                "java.base/jdk.internal.misc",
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                                "jdk.unsupported"
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                            }
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            },
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        };
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    }
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    @Test(dataProvider = "moduledeps")
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    public void testPrintModuleDeps(Path classes, String expected) {
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        JdepsRunner jdeps = JdepsRunner.run(
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            "--class-path", LIB_DIR.toString() + File.pathSeparator + LIB2_DIR.toString(),
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            "--print-module-deps", classes.toString()
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        );
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        String output = Arrays.stream(jdeps.output())
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            .map(s -> s.trim())
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            .collect(Collectors.joining(","));
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        assertEquals(output, expected);
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    }
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    @DataProvider(name = "moduledeps")
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    public Object[][] moduledeps() {
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        Path barClass = CLASSES_DIR.resolve("z").resolve("Bar.class");
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        return new Object[][] {
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            // java.xml is an implied reads edge from java.sql
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            { CLASSES_DIR,  "java.base,java.management,java.sql,jdk.unsupported"},
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            { HI_CLASS,     "java.base"},
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            { FOO_CLASS,    "java.base,java.management,java.sql"},
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            { BAR_CLASS,    "java.base,java.xml"},
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            { UNSAFE_CLASS, "java.base,jdk.unsupported"},
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        };
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    }
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    @Test(dataProvider = "noRecursiveModuledeps")
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    public void testNoRecursiveModuleDeps(Path classes, String expected) {
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        JdepsRunner jdeps = JdepsRunner.run(
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            "--class-path", LIB_DIR.toString() + File.pathSeparator + LIB2_DIR.toString(),
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            "--print-module-deps", "--no-recursive", classes.toString()
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        );
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        String output = Arrays.stream(jdeps.output())
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            .map(s -> s.trim())
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            .collect(Collectors.joining(","));
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        assertEquals(output, expected);
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    }
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    @DataProvider(name = "noRecursiveModuledeps")
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    public Object[][] noRecursiveModuledeps() {
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        Path barClass = CLASSES_DIR.resolve("z").resolve("Bar.class");
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        return new Object[][] {
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            // java.xml is an implied reads edge from java.sql
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            { CLASSES_DIR,  "java.base,java.sql,jdk.unsupported"},
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            { HI_CLASS,     "java.base"},
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            { FOO_CLASS,    "java.base,java.sql"},
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            { BAR_CLASS,    "java.base,java.xml"},
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            { UNSAFE_CLASS, "java.base,jdk.unsupported"},
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        };
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    }
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    @DataProvider(name = "recursiveDeps")
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    public Object[][] recursiveDeps() {
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        return new Object[][] {
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            {   // lib2 is classpath but not analyzed because lib.Lib is not present
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                // but it is the only class depending on lib2.Lib2
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                List.of("--list-deps", "--class-path", LIB2_DIR.toString(),
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                        "--ignore-missing-deps", CLASSES_DIR.toString()),
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                new String[] {
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                    "java.base/jdk.internal.misc",
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                    "java.base/sun.security.util",
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                    "java.logging",
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                    "java.sql",
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                    "java.xml/jdk.xml.internal",
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                    "jdk.unsupported"
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                }
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            },
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            {   // lib2 is classpath but not analyzed because lib.Lib is not present
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                // but it is the only class depending on lib2.Lib2
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                List.of("--print-module-deps", "--class-path", LIB2_DIR.toString(),
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                        "--ignore-missing-deps", CLASSES_DIR.toString()),
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                new String[] {
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                    "java.base,java.sql,jdk.unsupported"
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                }
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            },
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            {   // Foo depends on lib.Lib which depends on lib2.Libs
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                List.of("--print-module-deps",
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                        "--ignore-missing-deps", FOO_CLASS.toString()),
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                new String[] {
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                    "java.base,java.sql"
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                }
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            },
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        };
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    }
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    @Test(dataProvider = "recursiveDeps")
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    public void testRecursiveDeps(List<String> options, String[] expected) {
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        JdepsRunner jdeps = JdepsRunner.run(options.toArray(new String[0]));
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        String[] output = Arrays.stream(jdeps.output())
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                                .map(s -> s.trim())
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                                .toArray(String[]::new);
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        assertEquals(output, expected);
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    }
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}
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