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  * @library /testlibrary /../../test/lib ../share /

    29  * @run driver compiler.compilercontrol.parser.DirectiveParser

    30  */

    31 

    32 package compiler.compilercontrol.parser;

    33 

    34 import compiler.compilercontrol.share.JSONFile;

    35 import jdk.test.lib.Asserts;

    36 import jdk.test.lib.OutputAnalyzer;

    37 import jdk.test.lib.ProcessTools;

    38 import jdk.test.lib.Utils;

    39 

    40 public class DirectiveParser {

    41     private static final String ERROR_MSG = "VM should exit with error "

    42             + "on incorrect JSON file: ";

    43     private static final String EXPECTED_ERROR_STRING = "Parsing of compiler"

    44             + " directives failed";

    45 

    46     public static void main(String[] args) {

    47         simpleTest();

    48         nonMatchingBrackets();

    49         arrayTest();

    50         emptyObjectTest();

    51         emptyFile();

    52         noFile();

    53         directory();

    54     }

    55 

    56     private static void simpleTest() {

    57         String fileName = "simple.json";

    58         try (JSONFile file = new JSONFile(fileName)) {

    59             file.write(JSONFile.Element.ARRAY)

    60                     .write(JSONFile.Element.OBJECT)

    61                         .write(JSONFile.Element.PAIR, "match")

    62                         .write(JSONFile.Element.VALUE, "\"java/lang/String.*\"")

    63                         .write(JSONFile.Element.PAIR, "c2")

    64                         .write(JSONFile.Element.OBJECT)

    65                             .write(JSONFile.Element.PAIR, "inline")

    66                             .write(JSONFile.Element.ARRAY)

    67                                 .write(JSONFile.Element.VALUE, "\"+*.indexOf\"")

    68                                 .write(JSONFile.Element.VALUE, "\"-a.b\"")

    69                             .end()

    70                         .end()

    71                     .end() // end object

    72                     .write(JSONFile.Element.OBJECT)

    73                         .write(JSONFile.Element.PAIR, "match")

    74                         .write(JSONFile.Element.VALUE, "\"*.indexOf\"")

    75                         .write(JSONFile.Element.PAIR, "c1")

    76                         .write(JSONFile.Element.OBJECT)

    77                             .write(JSONFile.Element.PAIR, "enable")

    78                             .write(JSONFile.Element.VALUE, "false")

    79                         .end()

    80                     .end(); // end object

    81             file.end();

    82         }

    83         OutputAnalyzer output = execute(fileName);

    84         output.shouldHaveExitValue(0);

    85         output.shouldNotContain(EXPECTED_ERROR_STRING);

    86     }

    87 

    88     private static void nonMatchingBrackets() {

    89         String fileName = "non-matching.json";

    90         try (JSONFile file = new JSONFile(fileName)) {

    91             file.write(JSONFile.Element.ARRAY)

    92                     .write(JSONFile.Element.OBJECT)

    93                         .write(JSONFile.Element.PAIR, "match")

    94                         .write(JSONFile.Element.VALUE, "\"java/lang/String.*\"")

    95                     .end();

    96             // don't write matching }

    97         }

    98         OutputAnalyzer output = execute(fileName);

    99         Asserts.assertNE(output.getExitValue(), 0, ERROR_MSG + "non matching "

   100                 + "brackets");

   101         output.shouldContain(EXPECTED_ERROR_STRING);

   102     }

   103 

   104     private static void arrayTest() {

   105         String fileName = "array.json";

   106         try (JSONFile file = new JSONFile(fileName)) {

   107             file.write(JSONFile.Element.ARRAY);

   108             file.end();

   109         }

   110         OutputAnalyzer output = execute(fileName);

   111         Asserts.assertNE(output.getExitValue(), 0, ERROR_MSG + "empty array");

   112     }

   113 

   114     private static void emptyObjectTest() {

   115         String fileName = "emptyObject.json";

   116         try (JSONFile file = new JSONFile(fileName)) {

   117             file.write(JSONFile.Element.OBJECT);

   118             file.end();

   119         }

   120         OutputAnalyzer output = execute(fileName);

   121         Asserts.assertNE(output.getExitValue(), 0, ERROR_MSG + "empty object "

   122                 + "without any match");

   123         output.shouldContain(EXPECTED_ERROR_STRING);

   124     }

   125 

   126     private static void emptyFile() {

   127         String fileName = "empty.json";

   128         try (JSONFile file = new JSONFile(fileName)) {

   129             // empty

   130         }

   131         OutputAnalyzer output = execute(fileName);

   132         Asserts.assertNE(output.getExitValue(), 0, ERROR_MSG + "empty file");

   133         output.shouldContain(EXPECTED_ERROR_STRING);

   134     }

   135 

   136     private static void noFile() {

   137         OutputAnalyzer output = execute("nonexistent.json");

   138         Asserts.assertNE(output.getExitValue(), 0, ERROR_MSG + "non existing "

   139                 + "file");

   140     }

   141 

   142     private static void directory() {

   143         OutputAnalyzer output = execute(Utils.TEST_SRC);

   144         Asserts.assertNE(output.getExitValue(), 0, ERROR_MSG + "directory as "

   145                 + "a name");

   146     }

   147 

   148     private static OutputAnalyzer execute(String fileName) {

   149         OutputAnalyzer output;

   150         try {

   151             output = ProcessTools.executeTestJvm(

   152                     "-XX:+UnlockDiagnosticVMOptions",

   153                     "-XX:CompilerDirectivesFile=" + fileName,

   154                     "-version");

   155         } catch (Throwable thr) {

   156             throw new Error("Execution failed", thr);

   157         }

   158         return output;

   159     }

   160 }