1 /*
   2  * Copyright (c) 2015, 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  * @bug 8137167
  27  * @summary Tests directive json parser
  28  * @modules java.base/jdk.internal.misc
  29  * @library /testlibrary /test/lib ../share /
  30  * @run driver compiler.compilercontrol.parser.DirectiveParserTest
  31  */
  32 
  33 package compiler.compilercontrol.parser;
  34 
  35 import compiler.compilercontrol.share.JSONFile;
  36 import jdk.test.lib.Asserts;
  37 import jdk.test.lib.OutputAnalyzer;
  38 import jdk.test.lib.ProcessTools;
  39 import jdk.test.lib.Utils;
  40 
  41 public class DirectiveParserTest {
  42     private static final String ERROR_MSG = "VM should exit with error "
  43             + "on incorrect JSON file: ";
  44     private static final String EXPECTED_ERROR_STRING = "Parsing of compiler"
  45             + " directives failed";
  46 
  47     public static void main(String[] args) {
  48         simpleTest();
  49         nonMatchingBrackets();
  50         arrayTest();
  51         emptyObjectTest();
  52         emptyFile();
  53         noFile();
  54         directory();
  55     }
  56 
  57     private static void simpleTest() {
  58         String fileName = "simple.json";
  59         try (JSONFile file = new JSONFile(fileName)) {
  60             file.write(JSONFile.Element.ARRAY)
  61                     .write(JSONFile.Element.OBJECT)
  62                         .write(JSONFile.Element.PAIR, "match")
  63                         .write(JSONFile.Element.VALUE, "\"java/lang/String.*\"")
  64                         .write(JSONFile.Element.PAIR, "c2")
  65                         .write(JSONFile.Element.OBJECT)
  66                             .write(JSONFile.Element.PAIR, "inline")
  67                             .write(JSONFile.Element.ARRAY)
  68                                 .write(JSONFile.Element.VALUE, "\"+*.indexOf\"")
  69                                 .write(JSONFile.Element.VALUE, "\"-a.b\"")
  70                             .end()
  71                         .end()
  72                     .end() // end object
  73                     .write(JSONFile.Element.OBJECT)
  74                         .write(JSONFile.Element.PAIR, "match")
  75                         .write(JSONFile.Element.VALUE, "\"*.indexOf\"")
  76                         .write(JSONFile.Element.PAIR, "c1")
  77                         .write(JSONFile.Element.OBJECT)
  78                             .write(JSONFile.Element.PAIR, "enable")
  79                             .write(JSONFile.Element.VALUE, "false")
  80                         .end()
  81                     .end(); // end object
  82             file.end();
  83         }
  84         OutputAnalyzer output = HugeDirectiveUtil.execute(fileName);
  85         output.shouldHaveExitValue(0);
  86         output.shouldNotContain(EXPECTED_ERROR_STRING);
  87     }
  88 
  89     private static void nonMatchingBrackets() {
  90         String fileName = "non-matching.json";
  91         try (JSONFile file = new JSONFile(fileName)) {
  92             file.write(JSONFile.Element.ARRAY)
  93                     .write(JSONFile.Element.OBJECT)
  94                         .write(JSONFile.Element.PAIR, "match")
  95                         .write(JSONFile.Element.VALUE, "\"java/lang/String.*\"")
  96                     .end();
  97             // don't write matching }
  98         }
  99         OutputAnalyzer output = HugeDirectiveUtil.execute(fileName);
 100         Asserts.assertNE(output.getExitValue(), 0, ERROR_MSG + "non matching "
 101                 + "brackets");
 102         output.shouldContain(EXPECTED_ERROR_STRING);
 103     }
 104 
 105     private static void arrayTest() {
 106         String fileName = "array.json";
 107         try (JSONFile file = new JSONFile(fileName)) {
 108             file.write(JSONFile.Element.ARRAY);
 109             file.end();
 110         }
 111         OutputAnalyzer output = HugeDirectiveUtil.execute(fileName);
 112         Asserts.assertNE(output.getExitValue(), 0, ERROR_MSG + "empty array");
 113     }
 114 
 115     private static void emptyObjectTest() {
 116         String fileName = "emptyObject.json";
 117         try (JSONFile file = new JSONFile(fileName)) {
 118             file.write(JSONFile.Element.OBJECT);
 119             file.end();
 120         }
 121         OutputAnalyzer output = HugeDirectiveUtil.execute(fileName);
 122         Asserts.assertNE(output.getExitValue(), 0, ERROR_MSG + "empty object "
 123                 + "without any match");
 124         output.shouldContain(EXPECTED_ERROR_STRING);
 125     }
 126 
 127     private static void emptyFile() {
 128         String fileName = "empty.json";
 129         try (JSONFile file = new JSONFile(fileName)) {
 130             // empty
 131         }
 132         OutputAnalyzer output = HugeDirectiveUtil.execute(fileName);
 133         Asserts.assertNE(output.getExitValue(), 0, ERROR_MSG + "empty file");
 134         output.shouldContain(EXPECTED_ERROR_STRING);
 135     }
 136 
 137     private static void noFile() {
 138         OutputAnalyzer output = HugeDirectiveUtil.execute("nonexistent.json");
 139         Asserts.assertNE(output.getExitValue(), 0, ERROR_MSG + "non existing "
 140                 + "file");
 141     }
 142 
 143     private static void directory() {
 144         OutputAnalyzer output = HugeDirectiveUtil.execute(Utils.TEST_SRC);
 145         Asserts.assertNE(output.getExitValue(), 0, ERROR_MSG + "directory as "
 146                 + "a name");
 147     }
 148 }