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annotate test/serviceability/ParserTest.java @ 5978:51612f0c0a79

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7148488: Whitebox tests for the Diagnostic Framework Parser Reviewed-by: brutisso, sla, mgerdin
author nloodin
date Thu, 15 Mar 2012 13:37:13 +0100
parents
children 5a1f452f8f90
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5978
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1 /*
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2 * @test ParserTest
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3 * @summary verify that whitebox functions can be linked and executed
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4 * @run compile -J-XX:+UnlockDiagnosticVMOptions -J-XX:+WhiteBoxAPI ParserTest.java
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5 * @run main/othervm -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI ParserTest
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6 */
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7
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8 import java.math.BigInteger;
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9
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10 import sun.hotspot.parser.DiagnosticCommand;
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11 import sun.hotspot.parser.DiagnosticCommand.DiagnosticArgumentType;
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12 import sun.hotspot.WhiteBox;
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13
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14 public class ParserTest {
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15 WhiteBox wb;
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16
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17 public ParserTest() throws Exception {
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18 wb = WhiteBox.getWhiteBox();
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19
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20 testNanoTime();
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21 testJLong();
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22 testBool();
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23 testMemorySize();
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24 }
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25
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26 public static void main(String... args) throws Exception {
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27 new ParserTest();
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28 }
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29
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30 public void testNanoTime() throws Exception {
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31 String name = "name";
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32 DiagnosticCommand arg = new DiagnosticCommand(name,
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33 "desc", DiagnosticArgumentType.NANOTIME,
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34 false, "0");
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35 DiagnosticCommand[] args = {arg};
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36
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37 BigInteger bi = new BigInteger("7");
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38 //These should work
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39 parse(name, bi.toString(), name + "=7ns", args);
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40
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41 bi = bi.multiply(BigInteger.valueOf(1000));
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42 parse(name, bi.toString(), name + "=7us", args);
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43
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44 bi = bi.multiply(BigInteger.valueOf(1000));
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45 parse(name, bi.toString(), name + "=7ms", args);
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46
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47 bi = bi.multiply(BigInteger.valueOf(1000));
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48 parse(name, bi.toString(), name + "=7s", args);
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49
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50 bi = bi.multiply(BigInteger.valueOf(60));
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51 parse(name, bi.toString() , name + "=7m", args);
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52
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53 bi = bi.multiply(BigInteger.valueOf(60));
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54 parse(name, bi.toString() , name + "=7h", args);
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55
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56 bi = bi.multiply(BigInteger.valueOf(24));
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57 parse(name, bi.toString() , name + "=7d", args);
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58
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59 parse(name, "0", name + "=0", args);
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60
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61 shouldFail(name + "=7xs", args);
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62 shouldFail(name + "=7mms", args);
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63 shouldFail(name + "=7f", args);
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64 //Currently, only value 0 is allowed without unit
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65 shouldFail(name + "=7", args);
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66 }
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67
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68 public void testJLong() throws Exception {
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69 String name = "name";
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70 DiagnosticCommand arg = new DiagnosticCommand(name,
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71 "desc", DiagnosticArgumentType.JLONG,
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72 false, "0");
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73 DiagnosticCommand[] args = {arg};
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74
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75 wb.parseCommandLine(name + "=10", args);
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76 parse(name, "10", name + "=10", args);
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77 parse(name, "-5", name + "=-5", args);
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78
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79 //shouldFail(name + "=12m", args); <-- should fail, doesn't
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80 }
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81
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82 public void testBool() throws Exception {
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83 String name = "name";
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84 DiagnosticCommand arg = new DiagnosticCommand(name,
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85 "desc", DiagnosticArgumentType.BOOLEAN,
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86 false, "false");
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87 DiagnosticCommand[] args = {arg};
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88
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89 parse(name, "true", name + "=true", args);
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90 parse(name, "false", name + "=false", args);
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91 parse(name, "true", name, args);
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92
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93 //Empty commandline to parse, tests default value
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94 //of the parameter "name"
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95 parse(name, "false", "", args);
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96 }
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97
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98 public void testMemorySize() throws Exception {
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99 String name = "name";
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100 String defaultValue = "1024";
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101 DiagnosticCommand arg = new DiagnosticCommand(name,
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102 "desc", DiagnosticArgumentType.MEMORYSIZE,
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103 false, defaultValue);
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104 DiagnosticCommand[] args = {arg};
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105
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106 BigInteger bi = new BigInteger("7");
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107 parse(name, bi.toString(), name + "=7b", args);
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108
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109 bi = bi.multiply(BigInteger.valueOf(1024));
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110 parse(name, bi.toString(), name + "=7k", args);
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111
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112 bi = bi.multiply(BigInteger.valueOf(1024));
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113 parse(name, bi.toString(), name + "=7m", args);
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114
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115 bi = bi.multiply(BigInteger.valueOf(1024));
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116 parse(name, bi.toString(), name + "=7g", args);
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117 parse(name, defaultValue, "", args);
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118
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119 //shouldFail(name + "=7gg", args); <---- should fail, doesn't
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120 //shouldFail(name + "=7t", args); <----- should fail, doesn't
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121 }
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122
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123 public void parse(String searchName, String expectedValue,
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124 String cmdLine, DiagnosticCommand[] argumentTypes) throws Exception {
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125 //parseCommandLine will return an object array that looks like
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126 //{<name of parsed object>, <of parsed object> ... }
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127 Object[] res = wb.parseCommandLine(cmdLine, argumentTypes);
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128 for (int i = 0; i < res.length-1; i+=2) {
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129 String parsedName = (String) res[i];
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130 if (searchName.equals(parsedName)) {
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131 String parsedValue = (String) res[i+1];
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132 if (expectedValue.equals(parsedValue)) {
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133 return;
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134 } else {
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135 throw new Exception("Parsing of cmdline '" + cmdLine + "' failed!\n"
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136 + searchName + " parsed as " + parsedValue
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137 + "! Expected: " + expectedValue);
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138 }
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139 }
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140 }
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141 throw new Exception(searchName + " not found as a parsed Argument!");
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142 }
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143
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144 private void shouldFail(String argument, DiagnosticCommand[] argumentTypes) throws Exception {
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145 try {
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146 wb.parseCommandLine(argument, argumentTypes);
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147 throw new Exception("Parser accepted argument: " + argument);
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148 } catch (IllegalArgumentException e) {
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149 //expected
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150 }
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151 }
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152 }