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1 /* |
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2 * Copyright (c) 2019, 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 /** |
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26 * @test |
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27 * @requires vm.cds |
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28 * @library /test/lib /test/hotspot/jtreg/runtime/appcds |
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29 * @modules jdk.compiler |
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30 * jdk.jartool/sun.tools.jar |
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31 * jdk.jlink |
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32 * @run driver MainModuleOnly |
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33 * @summary Test some scenarios with a main modular jar specified in the --module-path and -cp options in the command line. |
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34 */ |
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35 |
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36 import java.io.File; |
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37 import java.nio.file.Files; |
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38 import java.nio.file.Path; |
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39 import java.nio.file.Paths; |
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40 import java.util.Arrays; |
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41 |
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42 import jdk.test.lib.process.OutputAnalyzer; |
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43 import jdk.test.lib.Platform; |
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44 |
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45 public class MainModuleOnly extends DynamicArchiveTestBase { |
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46 |
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47 private static final Path USER_DIR = Paths.get(System.getProperty("user.dir")); |
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48 |
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49 private static final String FS = File.separator; |
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50 private static final String TEST_SRC = System.getProperty("test.src") + |
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51 FS + ".." + FS + "jigsaw" + FS + "modulepath"; |
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52 |
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53 private static final Path SRC_DIR = Paths.get(TEST_SRC, "src"); |
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54 private static final Path MODS_DIR = Paths.get("mods"); |
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55 |
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56 // the module name of the test module |
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57 private static final String TEST_MODULE1 = "com.simple"; |
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58 |
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59 // the module main class |
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60 private static final String MAIN_CLASS = "com.simple.Main"; |
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61 |
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62 private static Path moduleDir = null; |
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63 private static Path moduleDir2 = null; |
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64 private static Path destJar = null; |
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65 |
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66 public static void buildTestModule() throws Exception { |
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67 |
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68 // javac -d mods/$TESTMODULE --module-path MOD_DIR src/$TESTMODULE/** |
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69 JarBuilder.compileModule(SRC_DIR.resolve(TEST_MODULE1), |
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70 MODS_DIR.resolve(TEST_MODULE1), |
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71 MODS_DIR.toString()); |
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72 |
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73 |
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74 moduleDir = Files.createTempDirectory(USER_DIR, "mlib"); |
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75 moduleDir2 = Files.createTempDirectory(USER_DIR, "mlib2"); |
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76 |
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77 Path srcJar = moduleDir.resolve(TEST_MODULE1 + ".jar"); |
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78 destJar = moduleDir2.resolve(TEST_MODULE1 + ".jar"); |
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79 String classes = MODS_DIR.resolve(TEST_MODULE1).toString(); |
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80 JarBuilder.createModularJar(srcJar.toString(), classes, MAIN_CLASS); |
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81 Files.copy(srcJar, destJar); |
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82 |
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83 } |
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84 |
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85 static void testDefaultBase() throws Exception { |
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86 String topArchiveName = getNewArchiveName("top"); |
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87 doTest(topArchiveName); |
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88 } |
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89 |
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90 public static void main(String... args) throws Exception { |
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91 runTest(MainModuleOnly::testDefaultBase); |
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92 } |
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93 |
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94 public static void doTest(String topArchiveName) throws Exception { |
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95 // compile the modules and create the modular jar files |
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96 buildTestModule(); |
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97 // create an archive with both -cp and --module-path in the command line. |
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98 // Only the class in the modular jar in the --module-path will be archived; |
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99 // the class in the modular jar in the -cp won't be archived. |
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100 dump2(null, topArchiveName, |
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101 "-Xlog:cds+dynamic=debug,cds=debug", |
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102 "-cp", destJar.toString(), |
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103 "--module-path", moduleDir.toString(), |
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104 "-m", TEST_MODULE1) |
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105 .assertNormalExit(output -> { |
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106 output.shouldContain("Buffer-space to target-space delta") |
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107 .shouldContain("Written dynamic archive 0x"); |
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108 }); |
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109 |
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110 // run with the archive using the same command line as in dump time. |
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111 // The main class should be loaded from the archive. |
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112 run2(null, topArchiveName, |
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113 "-Xlog:cds+dynamic=debug,cds=debug,class+load=trace", |
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114 "-cp", destJar.toString(), |
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115 "--module-path", moduleDir.toString(), |
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116 "-m", TEST_MODULE1) |
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117 .assertNormalExit(output -> { |
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118 output.shouldContain("[class,load] com.simple.Main source: shared objects file") |
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119 .shouldHaveExitValue(0); |
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120 }); |
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121 |
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122 // run with the archive with the main class name inserted before the -m. |
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123 // The main class name will be picked up before the module name. So the |
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124 // main class should be loaded from the jar in the -cp. |
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125 run2(null, topArchiveName, |
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126 "-Xlog:cds+dynamic=debug,cds=debug,class+load=trace", |
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127 "-cp", destJar.toString(), |
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128 "--module-path", moduleDir.toString(), |
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129 MAIN_CLASS, "-m", TEST_MODULE1) |
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130 .assertNormalExit(out -> |
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131 out.shouldMatch(".class.load. com.simple.Main source:.*com.simple.jar")); |
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132 |
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133 // run with the archive with exploded module. Since during dump time, we |
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134 // only archive classes from the modular jar in the --module-path, the |
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135 // main class should be loaded from the exploded module directory. |
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136 run2(null, topArchiveName, |
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137 "-Xlog:cds+dynamic=debug,cds=debug,class+load=trace", |
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138 "-cp", destJar.toString(), |
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139 "--module-path", MODS_DIR.toString(), |
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140 "-m", TEST_MODULE1 + "/" + MAIN_CLASS) |
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141 .assertNormalExit(out -> { |
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142 out.shouldMatch(".class.load. com.simple.Main source:.*com.simple") |
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143 .shouldContain(MODS_DIR.toString()); |
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144 }); |
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145 |
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146 // run with the archive with the --upgrade-module-path option. |
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147 // CDS will be disabled with this options and the main class will be |
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148 // loaded from the modular jar. |
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149 run2(null, topArchiveName, |
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150 "-Xlog:cds+dynamic=debug,cds=debug,class+load=trace", |
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151 "-cp", destJar.toString(), |
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152 "--upgrade-module-path", moduleDir.toString(), |
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153 "--module-path", moduleDir.toString(), |
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154 "-m", TEST_MODULE1) |
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155 .assertSilentlyDisabledCDS(out -> { |
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156 out.shouldHaveExitValue(0) |
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157 .shouldMatch("CDS is disabled when the.*option is specified") |
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158 .shouldMatch(".class.load. com.simple.Main source:.*com.simple.jar"); |
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159 }); |
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160 // run with the archive with the --limit-modules option. |
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161 // CDS will be disabled with this options and the main class will be |
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162 // loaded from the modular jar. |
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163 run2(null, topArchiveName, |
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164 "-Xlog:cds+dynamic=debug,cds=debug,class+load=trace", |
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165 "-cp", destJar.toString(), |
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166 "--limit-modules", "java.base," + TEST_MODULE1, |
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167 "--module-path", moduleDir.toString(), |
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168 "-m", TEST_MODULE1) |
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169 .assertSilentlyDisabledCDS(out -> { |
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170 out.shouldHaveExitValue(0) |
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171 .shouldMatch("CDS is disabled when the.*option is specified") |
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172 .shouldMatch(".class.load. com.simple.Main source:.*com.simple.jar"); |
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173 }); |
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174 // run with the archive with the --patch-module option. |
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175 // CDS will be disabled with this options and the main class will be |
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176 // loaded from the modular jar. |
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177 run2(null, topArchiveName, |
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178 "-Xlog:cds+dynamic=debug,cds=debug,class+load=trace", |
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179 "-cp", destJar.toString(), |
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180 "--patch-module", TEST_MODULE1 + "=" + MODS_DIR.toString(), |
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181 "--module-path", moduleDir.toString(), |
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182 "-m", TEST_MODULE1) |
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183 .assertSilentlyDisabledCDS(out -> { |
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184 out.shouldHaveExitValue(0) |
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185 .shouldMatch("CDS is disabled when the.*option is specified") |
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186 .shouldMatch(".class.load. com.simple.Main source:.*com.simple.jar"); |
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187 }); |
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188 // modify the timestamp of the jar file |
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189 (new File(destJar.toString())).setLastModified(System.currentTimeMillis() + 2000); |
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190 // run with the archive and the jar with modified timestamp. |
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191 // It should fail due to timestamp of the jar doesn't match the one |
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192 // used during dump time. |
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193 run2(null, topArchiveName, |
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194 "-Xlog:cds+dynamic=debug,cds=debug,class+load=trace", |
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195 "-cp", destJar.toString(), |
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196 "--module-path", moduleDir.toString(), |
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197 "-m", TEST_MODULE1) |
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198 .assertAbnormalExit( |
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199 "A jar file is not the one used while building the shared archive file:"); |
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200 // create an archive with a non-empty directory in the --module-path. |
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201 // The dumping process will exit with an error due to non-empty directory |
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202 // in the --module-path. |
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203 dump2(null, topArchiveName, |
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204 "-Xlog:cds+dynamic=debug,cds=debug", |
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205 "-cp", destJar.toString(), |
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206 "--module-path", MODS_DIR.toString(), |
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207 "-m", TEST_MODULE1 + "/" + MAIN_CLASS) |
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208 .assertAbnormalExit(output -> { |
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209 output.shouldMatch("Error: non-empty directory.*com.simple"); |
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210 }); |
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211 |
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212 // test module path with very long length |
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213 // |
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214 // This test can't be run on the windows platform due to an existing |
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215 // issue in ClassLoader::get_canonical_path() (JDK-8190737). |
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216 if (Platform.isWindows()) { |
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217 System.out.println("Long module path test cannot be tested on the Windows platform."); |
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218 return; |
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219 } |
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220 Path longDir = USER_DIR; |
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221 int pathLen = longDir.toString().length(); |
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222 int PATH_LEN = 2034; |
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223 int MAX_DIR_LEN = 250; |
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224 while (pathLen < PATH_LEN) { |
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225 int remaining = PATH_LEN - pathLen; |
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226 int subPathLen = remaining > MAX_DIR_LEN ? MAX_DIR_LEN : remaining; |
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227 char[] chars = new char[subPathLen]; |
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228 Arrays.fill(chars, 'x'); |
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229 String subPath = new String(chars); |
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230 longDir = Paths.get(longDir.toString(), subPath); |
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231 pathLen = longDir.toString().length(); |
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232 } |
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233 File longDirFile = new File(longDir.toString()); |
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234 try { |
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235 longDirFile.mkdirs(); |
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236 } catch (Exception e) { |
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237 throw e; |
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238 } |
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239 Path longDirJar = longDir.resolve(TEST_MODULE1 + ".jar"); |
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240 // IOException results from the Files.copy() call on platform |
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241 // such as MacOS X. Test can't be proceeded further with the |
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242 // exception. |
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243 try { |
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244 Files.copy(destJar, longDirJar); |
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245 } catch (java.io.IOException ioe) { |
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246 System.out.println("Caught IOException from Files.copy(). Cannot continue."); |
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247 return; |
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248 } |
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249 dump2(null, topArchiveName, |
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250 "-Xlog:cds+dynamic=debug,cds=debug", |
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251 "-cp", destJar.toString(), |
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252 "-Xlog:exceptions=trace", |
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253 "--module-path", longDirJar.toString(), |
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254 "-m", TEST_MODULE1) |
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255 .ifAbnormalExit(output -> { |
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256 output.shouldMatch("os::stat error.*CDS dump aborted"); |
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257 }); |
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258 } |
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259 } |