1 /*

     2  * Copyright (c) 2018, 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 8199193

    27  * @summary Tests for the --enable-preview option

    28  * @run testng ToolEnablePreviewTest

    29  */

    30 

    31 import org.testng.annotations.Test;

    32 

    33 import static org.testng.Assert.assertTrue;

    34 

    35 public class ToolEnablePreviewTest extends ReplToolTesting {

    36 

    37     @Test

    38     public void testOptionDebug() {

    39         String release = System.getProperty("java.specification.version");

    40         test(

    41                 (a) -> assertCommand(a, "/debug b",

    42                         "RemoteVM Options: []\n"

    43                         + "Compiler options: []"),

    44                 (a) -> assertCommand(a, "/env --enable-preview",

    45                         "|  Setting new options and restoring state."),

    46                 (a) -> assertCommandCheckOutput(a, "/debug b", s -> {

    47                     assertTrue(s.contains("RemoteVM Options: [--enable-preview]"));

    48                     assertTrue(s.contains("Compiler options: [-source, " + release + ", --enable-preview]")

    49                             || s.contains("Compiler options: [--enable-preview, -source, " + release + "]"),

    50                             "\nExpected -- " + "Compiler options: [-source, " + release + ", --enable-preview]"

    51                             + "\nOr -- " + "Compiler options: [--enable-preview, -source, " + release + "]"

    52                             + "\nBut got -- " + s);

    53                 })

    54         );

    55     }

    56 

    57     @Test

    58     public void testCommandLineFlag() {

    59         String release = System.getProperty("java.specification.version");

    60         test(new String[] {"--enable-preview"},

    61                 (a) -> assertCommandCheckOutput(a, "/debug b", s -> {

    62                     assertTrue(s.contains("RemoteVM Options: [--enable-preview]"));

    63                     assertTrue(s.contains("Compiler options: [-source, " + release + ", --enable-preview]")

    64                             || s.contains("Compiler options: [--enable-preview, -source, " + release + "]"),

    65                             "\nExpected -- " + "Compiler options: [-source, " + release + ", --enable-preview]"

    66                             + "\nOr -- " + "Compiler options: [--enable-preview, -source, " + release + "]"

    67                             + "\nBut got -- " + s);

    68                 })

    69         );

    70     }

    71 

    72     @Test

    73     public void testCompilerTestFlagEnv() {

    74         test(new String[] {"-C", "-XDforcePreview"},

    75                 (a) -> assertCommandOutputContains(a, "Function<Integer,Integer> f = i -> i + i",

    76                         "Error", "preview feature"),

    77                 (a) -> assertCommand(a, "/env --enable-preview",

    78                         "|  Setting new options and restoring state."),

    79                 (a) -> assertCommandOutputContains(a, "Function<Integer,Integer> f = i -> i + i",

    80                         "f ==> ")

    81         );

    82     }

    83 

    84     @Test

    85     public void testCompilerTestFlag() {

    86         test(new String[] {"-C", "-XDforcePreview", "--enable-preview"},

    87                 (a) -> assertCommandOutputContains(a, "Function<Integer,Integer> f = i -> i + i",

    88                         "f ==> "),

    89                 (a) -> assertCommandOutputContains(a, "f.apply(2)", "==> 4")

    90         );

    91     }

    92 

    93 }