1 /*
   2  * Copyright (c) 2017, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 
  24 /**
  25  * @test
  26  * @modules java.xml
  27  * @library /lib/testlibrary
  28  * @build DescribeModuleTest jdk.testlibrary.*
  29  * @run testng DescribeModuleTest
  30  * @summary Basic test for java --describe-module
  31  */
  32 
  33 import jdk.testlibrary.ProcessTools;
  34 
  35 import org.testng.annotations.Test;
  36 import static org.testng.Assert.*;
  37 
  38 @Test
  39 public class DescribeModuleTest {
  40 
  41     /**
  42      * Test that the output describes java.base
  43      */
  44     private void expectJavaBase(String... args) throws Exception {
  45         int exitValue = ProcessTools.executeTestJava(args)
  46                 .outputTo(System.out)
  47                 .errorTo(System.out)
  48                 .stdoutShouldContain("java.base")
  49                 .stdoutShouldContain("exports java.lang")
  50                 .stdoutShouldContain("uses java.nio.file.spi.FileSystemProvider")
  51                 .stdoutShouldContain("contains sun.launcher")
  52                 .stdoutShouldNotContain("requires ")
  53                 .getExitValue();
  54         assertTrue(exitValue == 0);
  55     }
  56 
  57     /**
  58      * Test that the output describes java.xml
  59      */
  60     private void expectJavaXml(String... args) throws Exception {
  61         int exitValue = ProcessTools.executeTestJava(args)
  62                 .outputTo(System.out)
  63                 .errorTo(System.out)
  64                 .stdoutShouldContain("java.xml")
  65                 .stdoutShouldContain("exports javax.xml")
  66                 .stdoutShouldContain("requires java.base")
  67                 .stdoutShouldContain("uses javax.xml.stream.XMLInputFactory")
  68                 .getExitValue();
  69         assertTrue(exitValue == 0);
  70     }
  71 
  72     /**
  73      * Test output/exitValue when describing an unknown module
  74      */
  75     private void expectUnknownModule(String... args) throws Exception {
  76         int exitValue = ProcessTools.executeTestJava(args)
  77                 .outputTo(System.out)
  78                 .errorTo(System.out)
  79                 .stdoutShouldNotContain("requires java.base")
  80                 .getExitValue();
  81         assertTrue(exitValue != 0);
  82     }
  83 
  84 
  85     public void testDescribeJavaBase() throws Exception {
  86         expectJavaBase("--describe-module", "java.base");
  87         expectJavaBase("--describe-module=java.base");
  88         expectJavaBase("-d", "java.base");
  89     }
  90 
  91     public void testDescribeJavaXml() throws Exception {
  92         expectJavaXml("--describe-module", "java.xml");
  93         expectJavaXml("--describe-module=java.xml");
  94         expectJavaXml("-d", "java.xml");
  95     }
  96 
  97     public void testDescribeUnknownModule() throws Exception {
  98         expectUnknownModule("--describe-module", "jdk.rhubarb");
  99         expectUnknownModule("--describe-module=jdk.rhubarb");
 100         expectUnknownModule("-d", "jdk.rhubarb");
 101     }
 102 
 103 }