1 /* 2 * Copyright (c) 2016, 2018, Red Hat, Inc. All rights reserved. 3 * 4 * This code is free software; you can redistribute it and/or modify it 5 * under the terms of the GNU General Public License version 2 only, as 6 * published by the Free Software Foundation. 7 * 8 * This code is distributed in the hope that it will be useful, but WITHOUT 9 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 10 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 11 * version 2 for more details (a copy is included in the LICENSE file that 12 * accompanied this code). 13 * 14 * You should have received a copy of the GNU General Public License version 15 * 2 along with this work; if not, write to the Free Software Foundation, 16 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 17 * 18 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 19 * or visit www.oracle.com if you need additional information or have any 20 * questions. 21 * 22 */ 23 24 /* 25 * @test TestRegionSizeArgs 26 * @summary Test that Shenandoah region size args are checked 27 * @key gc 28 * @requires vm.gc.Shenandoah 29 * @library /test/lib 30 * @modules java.base/jdk.internal.misc 31 * java.management 32 * @run driver TestRegionSizeArgs 33 */ 34 35 import jdk.test.lib.process.ProcessTools; 36 import jdk.test.lib.process.OutputAnalyzer; 37 38 public class TestRegionSizeArgs { 39 public static void main(String[] args) throws Exception { 40 testInvalidRegionSizes(); 41 testMinRegionSize(); 42 testMaxRegionSize(); 43 } 44 45 private static void testInvalidRegionSizes() throws Exception { 46 47 { 48 ProcessBuilder pb = ProcessTools.createJavaProcessBuilder("-XX:+UnlockExperimentalVMOptions", 49 "-XX:+UseShenandoahGC", 50 "-Xms2m", 51 "-Xmx1g", 52 "-version"); 53 OutputAnalyzer output = new OutputAnalyzer(pb.start()); 54 output.shouldMatch("Initial heap size"); 55 output.shouldHaveExitValue(1); 56 } 57 58 { 59 ProcessBuilder pb = ProcessTools.createJavaProcessBuilder("-XX:+UnlockExperimentalVMOptions", 60 "-XX:+UseShenandoahGC", 61 "-Xms4m", 62 "-Xmx1g", 63 "-version"); 64 OutputAnalyzer output = new OutputAnalyzer(pb.start()); 65 output.shouldHaveExitValue(0); 66 } 67 68 { 69 ProcessBuilder pb = ProcessTools.createJavaProcessBuilder("-XX:+UnlockExperimentalVMOptions", 70 "-XX:+UseShenandoahGC", 71 "-Xms8m", 72 "-Xmx1g", 73 "-version"); 74 OutputAnalyzer output = new OutputAnalyzer(pb.start()); 75 output.shouldHaveExitValue(0); 76 } 77 78 { 79 ProcessBuilder pb = ProcessTools.createJavaProcessBuilder("-XX:+UnlockExperimentalVMOptions", 80 "-XX:+UseShenandoahGC", 81 "-Xms100m", 82 "-Xmx1g", 83 "-XX:ShenandoahHeapRegionSize=200m", 84 "-version"); 85 OutputAnalyzer output = new OutputAnalyzer(pb.start()); 86 output.shouldMatch("Invalid -XX:ShenandoahHeapRegionSize option"); 87 output.shouldHaveExitValue(1); 88 } 89 90 { 91 ProcessBuilder pb = ProcessTools.createJavaProcessBuilder("-XX:+UnlockExperimentalVMOptions", 92 "-XX:+UseShenandoahGC", 93 "-Xms100m", 94 "-Xmx1g", 95 "-XX:ShenandoahHeapRegionSize=11m", 96 "-version"); 97 OutputAnalyzer output = new OutputAnalyzer(pb.start()); 98 output.shouldMatch("Invalid -XX:ShenandoahHeapRegionSize option"); 99 output.shouldHaveExitValue(1); 100 } 101 102 { 103 ProcessBuilder pb = ProcessTools.createJavaProcessBuilder("-XX:+UnlockExperimentalVMOptions", 104 "-XX:+UseShenandoahGC", 105 "-Xms100m", 106 "-Xmx1g", 107 "-XX:ShenandoahHeapRegionSize=9m", 108 "-version"); 109 OutputAnalyzer output = new OutputAnalyzer(pb.start()); 110 output.shouldHaveExitValue(0); 111 } 112 113 { 114 ProcessBuilder pb = ProcessTools.createJavaProcessBuilder("-XX:+UnlockExperimentalVMOptions", 115 "-XX:+UseShenandoahGC", 116 "-Xms100m", 117 "-Xmx1g", 118 "-XX:ShenandoahHeapRegionSize=255K", 119 "-version"); 120 OutputAnalyzer output = new OutputAnalyzer(pb.start()); 121 output.shouldMatch("Invalid -XX:ShenandoahHeapRegionSize option"); 122 output.shouldHaveExitValue(1); 123 } 124 125 { 126 ProcessBuilder pb = ProcessTools.createJavaProcessBuilder("-XX:+UnlockExperimentalVMOptions", 127 "-XX:+UseShenandoahGC", 128 "-Xms100m", 129 "-Xmx1g", 130 "-XX:ShenandoahHeapRegionSize=260K", 131 "-version"); 132 OutputAnalyzer output = new OutputAnalyzer(pb.start()); 133 output.shouldHaveExitValue(0); 134 } 135 136 { 137 ProcessBuilder pb = ProcessTools.createJavaProcessBuilder("-XX:+UnlockExperimentalVMOptions", 138 "-XX:+UseShenandoahGC", 139 "-Xms1g", 140 "-Xmx1g", 141 "-XX:ShenandoahHeapRegionSize=32M", 142 "-version"); 143 OutputAnalyzer output = new OutputAnalyzer(pb.start()); 144 output.shouldHaveExitValue(0); 145 } 146 147 { 148 ProcessBuilder pb = ProcessTools.createJavaProcessBuilder("-XX:+UnlockExperimentalVMOptions", 149 "-XX:+UseShenandoahGC", 150 "-Xms1g", 151 "-Xmx1g", 152 "-XX:ShenandoahHeapRegionSize=64M", 153 "-version"); 154 OutputAnalyzer output = new OutputAnalyzer(pb.start()); 155 output.shouldMatch("Invalid -XX:ShenandoahHeapRegionSize option"); 156 output.shouldHaveExitValue(1); 157 } 158 159 { 160 ProcessBuilder pb = ProcessTools.createJavaProcessBuilder("-XX:+UnlockExperimentalVMOptions", 161 "-XX:+UseShenandoahGC", 162 "-Xms1g", 163 "-Xmx1g", 164 "-XX:ShenandoahHeapRegionSize=256K", 165 "-version"); 166 OutputAnalyzer output = new OutputAnalyzer(pb.start()); 167 output.shouldHaveExitValue(0); 168 } 169 170 { 171 ProcessBuilder pb = ProcessTools.createJavaProcessBuilder("-XX:+UnlockExperimentalVMOptions", 172 "-XX:+UseShenandoahGC", 173 "-Xms1g", 174 "-Xmx1g", 175 "-XX:ShenandoahHeapRegionSize=128K", 176 "-version"); 177 OutputAnalyzer output = new OutputAnalyzer(pb.start()); 178 output.shouldMatch("Invalid -XX:ShenandoahHeapRegionSize option"); 179 output.shouldHaveExitValue(1); 180 } 181 } 182 183 private static void testMinRegionSize() throws Exception { 184 185 { 186 ProcessBuilder pb = ProcessTools.createJavaProcessBuilder("-XX:+UnlockExperimentalVMOptions", 187 "-XX:+UseShenandoahGC", 188 "-Xms100m", 189 "-Xmx1g", 190 "-XX:ShenandoahMinRegionSize=255K", 191 "-version"); 192 OutputAnalyzer output = new OutputAnalyzer(pb.start()); 193 output.shouldMatch("Invalid -XX:ShenandoahMinRegionSize option"); 194 output.shouldHaveExitValue(1); 195 } 196 197 { 198 ProcessBuilder pb = ProcessTools.createJavaProcessBuilder("-XX:+UnlockExperimentalVMOptions", 199 "-XX:+UseShenandoahGC", 200 "-Xms100m", 201 "-Xmx1g", 202 "-XX:ShenandoahMinRegionSize=1M", 203 "-XX:ShenandoahMaxRegionSize=260K", 204 "-version"); 205 OutputAnalyzer output = new OutputAnalyzer(pb.start()); 206 output.shouldMatch("Invalid -XX:ShenandoahMinRegionSize or -XX:ShenandoahMaxRegionSize"); 207 output.shouldHaveExitValue(1); 208 } 209 { 210 ProcessBuilder pb = ProcessTools.createJavaProcessBuilder("-XX:+UnlockExperimentalVMOptions", 211 "-XX:+UseShenandoahGC", 212 "-Xms100m", 213 "-Xmx1g", 214 "-XX:ShenandoahMinRegionSize=200m", 215 "-version"); 216 OutputAnalyzer output = new OutputAnalyzer(pb.start()); 217 output.shouldMatch("Invalid -XX:ShenandoahMinRegionSize option"); 218 output.shouldHaveExitValue(1); 219 } 220 221 { 222 ProcessBuilder pb = ProcessTools.createJavaProcessBuilder("-XX:+UnlockExperimentalVMOptions", 223 "-XX:+UseShenandoahGC", 224 "-Xms100m", 225 "-Xmx1g", 226 "-XX:ShenandoahMinRegionSize=11m", 227 "-version"); 228 OutputAnalyzer output = new OutputAnalyzer(pb.start()); 229 output.shouldMatch("Invalid -XX:ShenandoahMinRegionSize option"); 230 output.shouldHaveExitValue(1); 231 } 232 233 { 234 ProcessBuilder pb = ProcessTools.createJavaProcessBuilder("-XX:+UnlockExperimentalVMOptions", 235 "-XX:+UseShenandoahGC", 236 "-Xms100m", 237 "-Xmx1g", 238 "-XX:ShenandoahMinRegionSize=9m", 239 "-version"); 240 OutputAnalyzer output = new OutputAnalyzer(pb.start()); 241 output.shouldHaveExitValue(0); 242 } 243 244 } 245 246 private static void testMaxRegionSize() throws Exception { 247 248 { 249 ProcessBuilder pb = ProcessTools.createJavaProcessBuilder("-XX:+UnlockExperimentalVMOptions", 250 "-XX:+UseShenandoahGC", 251 "-Xms100m", 252 "-Xmx1g", 253 "-XX:ShenandoahMaxRegionSize=255K", 254 "-version"); 255 OutputAnalyzer output = new OutputAnalyzer(pb.start()); 256 output.shouldMatch("Invalid -XX:ShenandoahMaxRegionSize option"); 257 output.shouldHaveExitValue(1); 258 } 259 260 { 261 ProcessBuilder pb = ProcessTools.createJavaProcessBuilder("-XX:+UnlockExperimentalVMOptions", 262 "-XX:+UseShenandoahGC", 263 "-Xms100m", 264 "-Xmx1g", 265 "-XX:ShenandoahMinRegionSize=1M", 266 "-XX:ShenandoahMaxRegionSize=260K", 267 "-version"); 268 OutputAnalyzer output = new OutputAnalyzer(pb.start()); 269 output.shouldMatch("Invalid -XX:ShenandoahMinRegionSize or -XX:ShenandoahMaxRegionSize"); 270 output.shouldHaveExitValue(1); 271 } 272 } 273 }