1 /*
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   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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  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).
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  23 
  24 /*
  25  * @test TestCompilerDirectivesCompatibilityFlag
  26  * @bug 8137167
  27  * @library /testlibrary /../../test/lib
  28  * @modules java.base/sun.misc
  29  *          java.compiler
  30  *          java.management
  31  * @build jdk.test.lib.*
  32  * @build jdk.test.lib.dcmd.*
  33  * @build sun.hotspot.WhiteBox.*
  34  * @run main ClassFileInstaller sun.hotspot.WhiteBox
  35  *                              sun.hotspot.WhiteBox$WhiteBoxPermission
  36  * @run testng/othervm -Xbootclasspath/a:. -XX:+PrintAssembly -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI TestCompilerDirectivesCompatibilityFlag
  37  * @summary Test compiler control compatibility with compile command
  38  */
  39 
  40 import jdk.test.lib.dcmd.CommandExecutor;
  41 import jdk.test.lib.dcmd.JMXExecutor;
  42 
  43 import org.testng.annotations.Test;
  44 import org.testng.Assert;
  45 
  46 import sun.hotspot.WhiteBox;
  47 
  48 import java.io.BufferedReader;
  49 import java.io.File;
  50 import java.io.StringReader;
  51 import java.lang.reflect.Method;
  52 import java.util.Objects;
  53 
  54 public class TestCompilerDirectivesCompatibilityFlag extends TestCompilerDirectivesCompatibilityBase {
  55 
  56     public void testCompatibility(CommandExecutor executor) throws Exception {
  57 
  58         //Flag is default on
  59         expect(WB.getBooleanVMFlag("PrintAssembly"));
  60         expect(WB.shouldPrintAssembly(method));
  61 
  62         // load directives that turn it off
  63         executor.execute("Compiler.directives_add " + control_off);
  64         expect(!WB.shouldPrintAssembly(method));
  65 
  66         // remove and see that it is true again
  67         executor.execute("Compiler.directives_remove");
  68         expect(WB.shouldPrintAssembly(method));
  69     }
  70 }