1 /* |
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2 * Copyright (c) 2015, 2018, Oracle and/or its affiliates. All rights reserved. |
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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4 * |
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5 * This code is free software; you can redistribute it and/or modify it |
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6 * under the terms of the GNU General Public License version 2 only, as |
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7 * published by the Free Software Foundation. |
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8 * |
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9 * This code is distributed in the hope that it will be useful, but WITHOUT |
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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12 * version 2 for more details (a copy is included in the LICENSE file that |
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13 * accompanied this code). |
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14 * |
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15 * You should have received a copy of the GNU General Public License version |
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16 * 2 along with this work; if not, write to the Free Software Foundation, |
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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18 * |
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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20 * or visit www.oracle.com if you need additional information or have any |
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21 * questions. |
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22 * |
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23 */ |
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24 |
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25 // NOTE: the test takes a long time for each VM option combination, so we split |
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26 // it into 3 @test parts, so that they can be executed in parallel. If you make a |
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27 // change, please ensure all @test blocks are in sync. |
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28 |
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29 |
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30 /* |
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31 * @test |
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32 * @summary Test options that are incompatible with use of shared strings |
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33 * Also test mismatch in oops encoding between dump time and run time |
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34 * @requires vm.cds.archived.java.heap |
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35 * @comment This test explicitly chooses the type of GC to be used by sub-processes. It may conflict with the GC type set |
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36 * via the -vmoptions command line option of JTREG. vm.gc==null will help the test case to discard the explicitly passed |
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37 * vm options. |
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38 * @requires (vm.gc=="null") |
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39 * @library /test/lib /test/hotspot/jtreg/runtime/appcds |
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40 * @modules jdk.jartool/sun.tools.jar |
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41 * @build sun.hotspot.WhiteBox |
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42 * @run driver ClassFileInstaller sun.hotspot.WhiteBox sun.hotspot.WhiteBox$WhiteBoxPermission |
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43 * @build HelloString |
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44 * @run main/othervm -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -Xbootclasspath/a:. IncompatibleOptions 0 |
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45 */ |
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46 |
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47 |
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48 /* |
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49 * @test |
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50 * @requires vm.cds.archived.java.heap |
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51 * @requires (vm.gc=="null") |
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52 * @library /test/lib /test/hotspot/jtreg/runtime/appcds |
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53 * @modules jdk.jartool/sun.tools.jar |
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54 * @build sun.hotspot.WhiteBox |
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55 * @run driver ClassFileInstaller sun.hotspot.WhiteBox sun.hotspot.WhiteBox$WhiteBoxPermission |
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56 * @build HelloString |
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57 * @run main/othervm -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -Xbootclasspath/a:. IncompatibleOptions 1 |
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58 */ |
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59 |
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60 /* |
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61 * @test |
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62 * @requires vm.cds.archived.java.heap |
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63 * @requires (vm.gc=="null") |
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64 * @library /test/lib /test/hotspot/jtreg/runtime/appcds |
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65 * @modules jdk.jartool/sun.tools.jar |
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66 * @build sun.hotspot.WhiteBox |
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67 * @run driver ClassFileInstaller sun.hotspot.WhiteBox sun.hotspot.WhiteBox$WhiteBoxPermission |
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68 * @build HelloString |
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69 * @run main/othervm -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -Xbootclasspath/a:. IncompatibleOptions 2 |
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70 */ |
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71 |
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72 |
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73 import jdk.test.lib.Asserts; |
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74 import jdk.test.lib.Platform; |
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75 import jdk.test.lib.process.OutputAnalyzer; |
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76 |
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77 import sun.hotspot.code.Compiler; |
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78 import sun.hotspot.gc.GC; |
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79 |
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80 public class IncompatibleOptions { |
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81 static final String COOPS_DUMP_WARNING = |
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82 "Cannot dump shared archive when UseCompressedOops or UseCompressedClassPointers is off"; |
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83 static final String COOPS_EXEC_WARNING = |
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84 "UseCompressedOops and UseCompressedClassPointers must be on for UseSharedSpaces"; |
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85 static final String GC_WARNING = |
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86 "Archived java heap is not supported"; |
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87 static final String OBJ_ALIGNMENT_MISMATCH = |
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88 "The shared archive file's ObjectAlignmentInBytes of .* does not equal the current ObjectAlignmentInBytes of"; |
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89 static final String COMPACT_STRING_MISMATCH = |
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90 "The shared archive file's CompactStrings setting .* does not equal the current CompactStrings setting"; |
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91 |
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92 static String appJar; |
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93 static String[] vmOptionsPrefix = {}; |
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94 |
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95 public static void main(String[] args) throws Exception { |
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96 String[] noargs = {}; |
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97 SharedStringsUtils.run(Integer.parseInt(args[0]), 3, noargs, IncompatibleOptions::test); |
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98 // Add a new @test block if you get an assert ----^ about this number. See |
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99 // SharedStringsUtils.java for details. |
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100 } |
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101 |
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102 public static void test(String[] args_ignored) throws Exception { |
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103 vmOptionsPrefix = SharedStringsUtils.getChildVMOptionsPrefix(); |
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104 appJar = JarBuilder.build("IncompatibleOptions", "HelloString"); |
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105 |
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106 // Uncompressed OOPs |
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107 testDump(1, "-XX:+UseG1GC", "-XX:-UseCompressedOops", COOPS_DUMP_WARNING, true); |
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108 if (GC.Z.isSupported()) { // ZGC is included in build. |
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109 testDump(1, "-XX:+UnlockExperimentalVMOptions", "-XX:+UseZGC", COOPS_DUMP_WARNING, true); |
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110 } |
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111 |
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112 // incompatible GCs |
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113 testDump(2, "-XX:+UseParallelGC", "", GC_WARNING, false); |
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114 testDump(3, "-XX:+UseSerialGC", "", GC_WARNING, false); |
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115 if (!Compiler.isGraalEnabled()) { // Graal does not support CMS |
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116 testDump(4, "-XX:+UseConcMarkSweepGC", "", GC_WARNING, false); |
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117 } |
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118 |
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119 // ======= archive with compressed oops, run w/o |
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120 testDump(5, "-XX:+UseG1GC", "-XX:+UseCompressedOops", null, false); |
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121 testExec(5, "-XX:+UseG1GC", "-XX:-UseCompressedOops", |
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122 COOPS_EXEC_WARNING, true); |
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123 |
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124 // NOTE: No warning is displayed, by design |
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125 // Still run, to ensure no crash or exception |
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126 testExec(6, "-XX:+UseParallelGC", "", "", false); |
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127 testExec(7, "-XX:+UseSerialGC", "", "", false); |
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128 if (!Compiler.isGraalEnabled()) { // Graal does not support CMS |
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129 testExec(8, "-XX:+UseConcMarkSweepGC", "", "", false); |
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130 } |
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131 |
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132 // Test various oops encodings, by varying ObjectAlignmentInBytes and heap sizes |
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133 testDump(9, "-XX:+UseG1GC", "-XX:ObjectAlignmentInBytes=8", null, false); |
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134 testExec(9, "-XX:+UseG1GC", "-XX:ObjectAlignmentInBytes=16", |
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135 OBJ_ALIGNMENT_MISMATCH, true); |
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136 |
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137 // See JDK-8081416 - Oops encoding mismatch with shared strings |
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138 // produces unclear or incorrect warning |
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139 // Correct the test case once the above is fixed |
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140 // @ignore JDK-8081416 - for tracking purposes |
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141 // for now, run test as is until the proper behavior is determined |
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142 testDump(10, "-XX:+UseG1GC", "-Xmx1g", null, false); |
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143 testExec(10, "-XX:+UseG1GC", "-Xmx32g", null, true); |
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144 |
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145 // CompactStrings must match between dump time and run time |
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146 testDump(11, "-XX:+UseG1GC", "-XX:-CompactStrings", null, false); |
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147 testExec(11, "-XX:+UseG1GC", "-XX:+CompactStrings", |
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148 COMPACT_STRING_MISMATCH, true); |
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149 testDump(12, "-XX:+UseG1GC", "-XX:+CompactStrings", null, false); |
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150 testExec(12, "-XX:+UseG1GC", "-XX:-CompactStrings", |
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151 COMPACT_STRING_MISMATCH, true); |
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152 } |
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153 |
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154 static void testDump(int testCaseNr, String collectorOption, String extraOption, |
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155 String expectedWarning, boolean expectedToFail) throws Exception { |
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156 |
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157 System.out.println("Testcase: " + testCaseNr); |
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158 OutputAnalyzer output = TestCommon.dump(appJar, TestCommon.list("Hello"), |
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159 TestCommon.concat(vmOptionsPrefix, |
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160 "-XX:+UseCompressedOops", |
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161 collectorOption, |
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162 "-XX:SharedArchiveConfigFile=" + TestCommon.getSourceFile("SharedStringsBasic.txt"), |
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163 "-Xlog:cds,cds+hashtables", |
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164 extraOption)); |
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165 |
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166 if (expectedWarning != null) { |
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167 output.shouldContain(expectedWarning); |
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168 } |
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169 |
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170 if (expectedToFail) { |
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171 Asserts.assertNE(output.getExitValue(), 0, |
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172 "JVM is expected to fail, but did not"); |
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173 } |
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174 } |
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175 |
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176 static void testExec(int testCaseNr, String collectorOption, String extraOption, |
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177 String expectedWarning, boolean expectedToFail) throws Exception { |
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178 |
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179 OutputAnalyzer output; |
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180 System.out.println("Testcase: " + testCaseNr); |
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181 |
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182 // needed, otherwise system considers empty extra option as a |
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183 // main class param, and fails with "Could not find or load main class" |
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184 if (!extraOption.isEmpty()) { |
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185 output = TestCommon.exec(appJar, |
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186 TestCommon.concat(vmOptionsPrefix, |
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187 "-XX:+UseCompressedOops", |
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188 collectorOption, "-Xlog:cds", extraOption, "HelloString")); |
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189 } else { |
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190 output = TestCommon.exec(appJar, |
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191 TestCommon.concat(vmOptionsPrefix, |
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192 "-XX:+UseCompressedOops", |
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193 collectorOption, "-Xlog:cds", "HelloString")); |
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194 } |
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195 |
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196 if (expectedWarning != null) { |
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197 output.shouldMatch(expectedWarning); |
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198 } |
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199 |
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200 if (expectedToFail) { |
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201 Asserts.assertNE(output.getExitValue(), 0); |
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202 } else { |
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203 SharedStringsUtils.checkExec(output); |
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204 } |
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205 } |
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206 } |
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