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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 * @test |
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26 * @bug 8226585 |
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27 * @summary Verify behavior w.r.t. preview feature API errors and warnings |
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28 * @library /tools/lib /tools/javac/lib |
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29 * @modules |
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30 * java.base/jdk.internal |
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31 * jdk.compiler/com.sun.tools.javac.api |
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32 * jdk.compiler/com.sun.tools.javac.file |
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33 * jdk.compiler/com.sun.tools.javac.main |
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34 * jdk.compiler/com.sun.tools.javac.util |
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35 * @build toolbox.ToolBox toolbox.JavacTask |
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36 * @build combo.ComboTestHelper |
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37 * @compile --enable-preview -source ${jdk.version} PreviewErrors.java |
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38 * @run main/othervm --enable-preview PreviewErrors |
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39 */ |
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40 |
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41 import java.io.IOException; |
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42 import java.nio.file.Files; |
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43 import java.nio.file.Path; |
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44 import java.nio.file.Paths; |
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45 |
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46 import combo.ComboInstance; |
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47 import combo.ComboParameter; |
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48 import combo.ComboTask; |
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49 import combo.ComboTestHelper; |
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50 import java.util.Arrays; |
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51 import java.util.Set; |
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52 import java.util.stream.Collectors; |
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53 import javax.tools.Diagnostic; |
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54 |
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55 import jdk.internal.PreviewFeature; |
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56 |
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57 import toolbox.JavacTask; |
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58 import toolbox.ToolBox; |
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59 |
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60 public class PreviewErrors extends ComboInstance<PreviewErrors> { |
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61 |
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62 protected ToolBox tb; |
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63 |
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64 PreviewErrors() { |
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65 super(); |
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66 tb = new ToolBox(); |
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67 } |
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68 |
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69 public static void main(String... args) throws Exception { |
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70 new ComboTestHelper<PreviewErrors>() |
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71 .withDimension("ESSENTIAL", (x, essential) -> x.essential = essential, EssentialAPI.values()) |
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72 .withDimension("PREVIEW", (x, preview) -> x.preview = preview, Preview.values()) |
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73 .withDimension("LINT", (x, lint) -> x.lint = lint, Lint.values()) |
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74 .withDimension("SUPPRESS", (x, suppress) -> x.suppress = suppress, Suppress.values()) |
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75 .withDimension("FROM", (x, from) -> x.from = from, PreviewFrom.values()) |
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76 .run(PreviewErrors::new); |
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77 } |
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78 |
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79 private EssentialAPI essential; |
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80 private Preview preview; |
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81 private Lint lint; |
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82 private Suppress suppress; |
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83 private PreviewFrom from; |
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84 |
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85 @Override |
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86 public void doWork() throws IOException { |
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87 Path base = Paths.get("."); |
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88 Path src = base.resolve("src"); |
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89 Path srcJavaBase = src.resolve("java.base"); |
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90 Path classes = base.resolve("classes"); |
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91 Path classesJavaBase = classes.resolve("java.base"); |
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92 |
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93 Files.createDirectories(classesJavaBase); |
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94 |
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95 String previewAPI = """ |
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96 package preview.api; |
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97 public class Extra { |
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98 @jdk.internal.PreviewFeature(feature=jdk.internal.PreviewFeature.Feature.${preview} |
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99 ${essential}) |
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100 public static void test() { } |
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101 @jdk.internal.PreviewFeature(feature=jdk.internal.PreviewFeature.Feature.${preview} |
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102 ${essential}) |
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103 public static class Clazz {} |
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104 } |
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105 """.replace("${preview}", PreviewFeature.Feature.values()[0].name()) |
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106 .replace("${essential}", essential.expand(null)); |
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107 |
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108 if (from == PreviewFrom.CLASS) { |
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109 tb.writeJavaFiles(srcJavaBase, previewAPI); |
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110 |
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111 new JavacTask(tb) |
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112 .outdir(classesJavaBase) |
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113 .options("--patch-module", "java.base=" + srcJavaBase.toString()) |
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114 .files(tb.findJavaFiles(srcJavaBase)) |
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115 .run() |
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116 .writeAll(); |
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117 } |
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118 |
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119 ComboTask task = newCompilationTask() |
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120 .withSourceFromTemplate(""" |
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121 package test; |
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122 public class Test { |
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123 #{SUPPRESS} |
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124 public void test() { |
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125 preview.api.Extra.test(); |
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126 preview.api.Extra.Clazz c; |
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127 } |
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128 } |
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129 """) |
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130 .withOption("-XDrawDiagnostics") |
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131 .withOption("-source") |
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132 .withOption(String.valueOf(Runtime.version().feature())); |
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133 |
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134 if (from == PreviewFrom.CLASS) { |
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135 task.withOption("--patch-module") |
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136 .withOption("java.base=" + classesJavaBase.toString()) |
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137 .withOption("--add-exports") |
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138 .withOption("java.base/preview.api=ALL-UNNAMED"); |
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139 } else { |
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140 task.withSourceFromTemplate("Extra", previewAPI) |
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141 .withOption("--add-exports") |
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142 .withOption("java.base/jdk.internal=ALL-UNNAMED"); |
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143 } |
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144 |
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145 if (preview.expand(null)!= null) { |
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146 task = task.withOption(preview.expand(null)); |
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147 } |
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148 |
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149 if (lint.expand(null) != null) { |
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150 task = task.withOption(lint.expand(null)); |
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151 } |
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152 |
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153 task.generate(result -> { |
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154 Set<String> actual = Arrays.stream(Diagnostic.Kind.values()) |
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155 .flatMap(kind -> result.diagnosticsForKind(kind).stream()) |
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156 .map(d -> d.getLineNumber() + ":" + d.getColumnNumber() + ":" + d.getCode()) |
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157 .collect(Collectors.toSet()); |
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158 Set<String> expected; |
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159 boolean ok; |
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160 if (essential == EssentialAPI.YES) { |
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161 if (preview == Preview.YES) { |
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162 if (suppress == Suppress.YES) { |
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163 expected = Set.of(); |
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164 } else if (lint == Lint.ENABLE_PREVIEW) { |
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165 expected = Set.of("5:26:compiler.warn.is.preview", "6:26:compiler.warn.is.preview"); |
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166 } else { |
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167 expected = Set.of("-1:-1:compiler.note.preview.filename", |
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168 "-1:-1:compiler.note.preview.recompile"); |
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169 } |
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170 ok = true; |
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171 } else { |
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172 expected = Set.of("5:26:compiler.err.is.preview", "6:26:compiler.err.is.preview"); |
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173 ok = false; |
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174 } |
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175 } else { |
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176 if (suppress == Suppress.YES) { |
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177 expected = Set.of(); |
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178 } else if ((preview == Preview.YES && (lint == Lint.NONE || lint == Lint.DISABLE_PREVIEW)) || |
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179 (preview == Preview.NO && lint == Lint.DISABLE_PREVIEW)) { |
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180 expected = Set.of("-1:-1:compiler.note.preview.filename", |
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181 "-1:-1:compiler.note.preview.recompile"); |
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182 } else { |
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183 expected = Set.of("5:26:compiler.warn.is.preview", "6:26:compiler.warn.is.preview"); |
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184 } |
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185 ok = true; |
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186 } |
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187 if (ok) { |
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188 if (!result.get().iterator().hasNext()) { |
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189 throw new IllegalStateException("Did not succeed as expected." + actual); |
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190 } |
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191 } else { |
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192 if (result.get().iterator().hasNext()) { |
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193 throw new IllegalStateException("Succeed unexpectedly."); |
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194 } |
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195 } |
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196 if (!expected.equals(actual)) { |
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197 throw new IllegalStateException("Unexpected output for " + essential + ", " + preview + ", " + lint + ", " + suppress + ", " + from + ": actual: \"" + actual + "\", expected: \"" + expected + "\""); |
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198 } |
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199 }); |
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200 } |
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201 |
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202 public enum EssentialAPI implements ComboParameter { |
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203 YES(", essentialAPI=true"), |
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204 NO(", essentialAPI=false"); |
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205 |
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206 private final String code; |
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207 |
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208 private EssentialAPI(String code) { |
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209 this.code = code; |
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210 } |
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211 |
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212 public String expand(String optParameter) { |
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213 return code; |
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214 } |
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215 } |
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216 |
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217 public enum Preview implements ComboParameter { |
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218 YES("--enable-preview"), |
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219 NO(null); |
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220 |
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221 private final String opt; |
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222 |
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223 private Preview(String opt) { |
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224 this.opt = opt; |
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225 } |
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226 |
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227 public String expand(String optParameter) { |
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228 return opt; |
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229 } |
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230 } |
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231 |
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232 public enum Lint implements ComboParameter { |
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233 NONE(null), |
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234 ENABLE_PREVIEW("-Xlint:preview"), |
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235 DISABLE_PREVIEW("-Xlint:-preview"); |
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236 |
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237 private final String opt; |
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238 |
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239 private Lint(String opt) { |
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240 this.opt = opt; |
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241 } |
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242 |
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243 public String expand(String optParameter) { |
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244 return opt; |
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245 } |
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246 } |
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247 |
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248 public enum Suppress implements ComboParameter { |
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249 YES("@SuppressWarnings(\"preview\")"), |
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250 NO(""); |
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251 |
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252 private final String code; |
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253 |
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254 private Suppress(String code) { |
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255 this.code = code; |
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256 } |
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257 |
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258 public String expand(String optParameter) { |
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259 return code; |
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260 } |
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261 } |
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262 |
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263 public enum PreviewFrom implements ComboParameter { |
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264 CLASS, |
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265 SOURCE; |
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266 |
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267 private PreviewFrom() { |
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268 } |
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269 |
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270 public String expand(String optParameter) { |
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271 throw new IllegalStateException(); |
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272 } |
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273 } |
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274 } |