1 /*
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3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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5  * This code is free software; you can redistribute it and/or modify it
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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
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22  */
23 
24 import java.util.HashMap;
25 import java.util.List;
26 import java.util.Map;
27 
28 import jdk.test.lib.apps.LingeredApp;
29 import jdk.test.lib.Utils;
30 import jtreg.SkippedException;
31 
32 /**
33  * @test
34  * @bug 8190198
35  * @bug 8217612
36  * @bug 8217845
37  * @summary Test clhsdb flags command
38  * @requires vm.hasSA
39  * @library /test/lib
40  * @run main/othervm ClhsdbFlags
41  */
42 
43 public class ClhsdbFlags {
44 
runBasicTest()45     public static void runBasicTest() throws Exception {
46         System.out.println("Starting ClhsdbFlags basic test");
47 
48         LingeredApp theApp = null;
49         try {
50             ClhsdbLauncher test = new ClhsdbLauncher();
51             theApp = LingeredApp.startApp(
52                     "-XX:+UnlockExperimentalVMOptions",
53                     "-XX:+UnlockDiagnosticVMOptions",
54                     "-XX:-MaxFDLimit");
55             System.out.println("Started LingeredApp with pid " + theApp.getPid());
56 
57             List<String> cmds = List.of(
58                     "flags", "flags -nd",
59                     "flags UnlockDiagnosticVMOptions", "flags MaxFDLimit",
60                     "flags MaxJavaStackTraceDepth");
61 
62             Map<String, List<String>> expStrMap = new HashMap<>();
63             expStrMap.put("flags", List.of(
64                     "command line", "ergonomic", "default",
65                     "UnlockDiagnosticVMOptions = true",
66                     "MaxFDLimit = false",
67                     "MaxJavaStackTraceDepth = 1024",
68                     "VerifyMergedCPBytecodes",
69                     "ConcGCThreads", "UseThreadPriorities",
70                     "ShowHiddenFrames"));
71             expStrMap.put("flags -nd", List.of(
72                     "UnlockDiagnosticVMOptions = true",
73                     "MaxFDLimit = false",
74                     "InitialHeapSize",
75                     "MaxHeapSize"));
76             expStrMap.put("flags UnlockDiagnosticVMOptions", List.of(
77                     "UnlockDiagnosticVMOptions = true"));
78             expStrMap.put("flags MaxFDLimit", List.of(
79                     "MaxFDLimit = false"));
80             expStrMap.put("flags MaxJavaStackTraceDepth", List.of(
81                     "MaxJavaStackTraceDepth = 1024"));
82 
83             test.run(theApp.getPid(), cmds, expStrMap, null);
84         } catch (SkippedException se) {
85             throw se;
86         } catch (Exception ex) {
87             throw new RuntimeException("Test ERROR " + ex, ex);
88         } finally {
89             LingeredApp.stopApp(theApp);
90         }
91         System.out.println("Test PASSED");
92     }
93 
runAllTypesTest()94     public static void runAllTypesTest() throws Exception {
95         System.out.println("Starting ClhsdbFlags all types test");
96 
97         LingeredApp theApp = null;
98         try {
99             ClhsdbLauncher test = new ClhsdbLauncher();
100             // *Prepend* options to prevent interference with flags below
101             String[] vmArgs = Utils.prependTestJavaOpts(
102                 "-XX:+UnlockDiagnosticVMOptions",  // bool
103                 "-XX:ActiveProcessorCount=1",      // int
104                 "-XX:ParallelGCThreads=1",         // uint
105                 "-XX:MaxJavaStackTraceDepth=1024", // intx
106                 "-XX:LogEventsBufferEntries=10",   // uintx
107                 "-XX:HeapSizePerGCThread=32m",     // size_t
108                 "-XX:NativeMemoryTracking=off",    // ccstr
109                 "-XX:OnError='echo error'",        // ccstrlist
110                 "-XX:CompileThresholdScaling=1.0", // double
111                 "-XX:ErrorLogTimeout=120");        // uint64_t
112             theApp = new LingeredApp();
113             LingeredApp.startAppExactJvmOpts(theApp, vmArgs);
114             System.out.println("Started LingeredApp with pid " + theApp.getPid());
115 
116             List<String> cmds = List.of("flags");
117 
118             Map<String, List<String>> expStrMap = new HashMap<>();
119             expStrMap.put("flags", List.of(
120                     "UnlockDiagnosticVMOptions = true",
121                     "ActiveProcessorCount = 1",
122                     "ParallelGCThreads = 1",
123                     "MaxJavaStackTraceDepth = 1024",
124                     "LogEventsBufferEntries = 10",
125                     "HeapSizePerGCThread = 3",
126                     "NativeMemoryTracking = \"off\"",
127                     "OnError = \"'echo error'\"",
128                     "CompileThresholdScaling = 1.0",
129                     "ErrorLogTimeout = 120"));
130 
131             test.run(theApp.getPid(), cmds, expStrMap, null);
132         } catch (Exception ex) {
133             throw new RuntimeException("Test ERROR " + ex, ex);
134         } finally {
135             LingeredApp.stopApp(theApp);
136         }
137         System.out.println("Test PASSED");
138     }
139 
main(String[] args)140     public static void main(String[] args) throws Exception {
141         runBasicTest();
142         runAllTypesTest();
143     }
144 }
145