Thu, 21 Feb 2013 14:43:51 -0800
8008405: Now that metafactory is in place, add javac lambda serialization tests
Summary: Tests part of original langtools serialization review.
Reviewed-by: mcimadamore
jjg@664 | 1 | /* |
jjg@1073 | 2 | * Copyright (c) 2010, 2011, Oracle and/or its affiliates. All rights reserved. |
jjg@664 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
jjg@664 | 4 | * |
jjg@664 | 5 | * This code is free software; you can redistribute it and/or modify it |
jjg@664 | 6 | * under the terms of the GNU General Public License version 2 only, as |
jjg@664 | 7 | * published by the Free Software Foundation. |
jjg@664 | 8 | * |
jjg@664 | 9 | * This code is distributed in the hope that it will be useful, but WITHOUT |
jjg@664 | 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
jjg@664 | 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
jjg@664 | 12 | * version 2 for more details (a copy is included in the LICENSE file that |
jjg@664 | 13 | * accompanied this code). |
jjg@664 | 14 | * |
jjg@664 | 15 | * You should have received a copy of the GNU General Public License version |
jjg@664 | 16 | * 2 along with this work; if not, write to the Free Software Foundation, |
jjg@664 | 17 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
jjg@664 | 18 | * |
jjg@664 | 19 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
jjg@664 | 20 | * or visit www.oracle.com if you need additional information or have any |
jjg@664 | 21 | * questions. |
jjg@664 | 22 | */ |
jjg@664 | 23 | |
jjg@664 | 24 | /* |
jjg@664 | 25 | * @test |
jjg@664 | 26 | * @bug 6403465 |
jjg@664 | 27 | * @summary javac should defer diagnostics until it can be determined they are persistent |
jjg@664 | 28 | */ |
jjg@664 | 29 | |
jjg@664 | 30 | import java.io.*; |
jjg@664 | 31 | import java.util.*; |
jjg@664 | 32 | import javax.annotation.processing.*; |
jjg@664 | 33 | import javax.lang.model.*; |
jjg@664 | 34 | import javax.lang.model.element.TypeElement; |
jjg@664 | 35 | import javax.tools.*; |
jjg@664 | 36 | |
jjg@664 | 37 | import com.sun.source.util.JavacTask; |
jjg@1073 | 38 | import com.sun.tools.javac.api.ClientCodeWrapper; |
jjg@664 | 39 | import com.sun.tools.javac.api.JavacTool; |
jjg@664 | 40 | import com.sun.tools.javac.util.JCDiagnostic; |
jjg@664 | 41 | |
jjg@664 | 42 | import static com.sun.tools.javac.util.JCDiagnostic.DiagnosticFlag.*; |
jjg@664 | 43 | |
jjg@664 | 44 | |
jjg@664 | 45 | public class TestSuppression { |
jjg@664 | 46 | public static void main(String... args) throws Exception { |
jjg@664 | 47 | new TestSuppression().run(args); |
jjg@664 | 48 | } |
jjg@664 | 49 | |
jjg@664 | 50 | enum WarningKind { NO, YES }; |
jjg@664 | 51 | |
jjg@664 | 52 | String[] cases = { |
jjg@664 | 53 | // missing class C |
jjg@664 | 54 | "class X { C c; }", |
jjg@664 | 55 | "class X { C foo() { return null; } }", |
jjg@664 | 56 | "class X { void foo(C c) { } }", |
jjg@664 | 57 | "class X extends C { }", |
jjg@664 | 58 | "class X<T extends C> { }", |
jjg@664 | 59 | // missing interface I |
jjg@664 | 60 | "class X implements I { }", |
jjg@664 | 61 | "interface X extends I { }", |
jjg@664 | 62 | // missing exception E |
jjg@664 | 63 | "class X { void m() throws E { } }", |
jjg@664 | 64 | // missing method m |
jjg@664 | 65 | "class X extends C { int i = m(); }", |
jjg@664 | 66 | // missing field f |
jjg@664 | 67 | "class X extends C { int i = f; }" |
jjg@664 | 68 | }; |
jjg@664 | 69 | |
jjg@664 | 70 | void run(String... args) throws Exception { |
jjg@664 | 71 | for (String c: cases) { |
jjg@664 | 72 | for (WarningKind wk: WarningKind.values()) { |
jjg@664 | 73 | for (int g = 1; g <= 3; g++) { |
jjg@664 | 74 | try { |
jjg@664 | 75 | test(c, wk, g); |
jjg@664 | 76 | } catch (Throwable t) { |
jjg@664 | 77 | error("caught: " + t); |
jjg@664 | 78 | } |
jjg@664 | 79 | if (errors > 0) throw new AssertionError(); |
jjg@664 | 80 | } |
jjg@664 | 81 | } |
jjg@664 | 82 | } |
jjg@664 | 83 | |
jjg@664 | 84 | System.err.println(count + " test cases"); |
jjg@664 | 85 | |
jjg@664 | 86 | if (errors > 0) |
jjg@664 | 87 | throw new Exception(errors + " errors occurred"); |
jjg@664 | 88 | } |
jjg@664 | 89 | |
jjg@664 | 90 | void test(String src, WarningKind wk, int gen) throws Exception { |
jjg@664 | 91 | count++; |
jjg@664 | 92 | System.err.println("Test " + count + ": wk:" + wk + " gen:" + gen + " src:" +src); |
jjg@664 | 93 | |
jjg@664 | 94 | File testDir = new File("test" + count); |
jjg@664 | 95 | File srcDir = createDir(testDir, "src"); |
jjg@664 | 96 | File gensrcDir = createDir(testDir, "gensrc"); |
jjg@664 | 97 | File classesDir = createDir(testDir, "classes"); |
jjg@664 | 98 | |
jjg@664 | 99 | File x = writeFile(new File(srcDir, "X.java"), src); |
jjg@664 | 100 | |
jjg@664 | 101 | DiagListener dl = new DiagListener(); |
jjg@664 | 102 | JavacTool tool = JavacTool.create(); |
jjg@664 | 103 | StandardJavaFileManager fm = tool.getStandardFileManager(dl, null, null); |
jjg@664 | 104 | fm.setLocation(StandardLocation.CLASS_PATH, |
jjg@664 | 105 | Arrays.asList(classesDir, new File(System.getProperty("test.classes")))); |
jjg@664 | 106 | fm.setLocation(StandardLocation.CLASS_OUTPUT, Collections.singleton(classesDir)); |
jjg@664 | 107 | fm.setLocation(StandardLocation.SOURCE_OUTPUT, Collections.singleton(gensrcDir)); |
jjg@664 | 108 | List<String> args = new ArrayList<String>(); |
jjg@664 | 109 | // args.add("-XprintProcessorInfo"); |
jjg@664 | 110 | args.add("-XprintRounds"); |
jjg@664 | 111 | args.add("-Agen=" + gen); |
jjg@664 | 112 | if (wk == WarningKind.YES) |
jjg@664 | 113 | args.add("-Xlint:serial"); |
jjg@664 | 114 | Iterable<? extends JavaFileObject> files = fm.getJavaFileObjects(x); |
jjg@664 | 115 | |
jjg@664 | 116 | StringWriter sw = new StringWriter(); |
jjg@664 | 117 | PrintWriter pw = new PrintWriter(sw); |
jjg@664 | 118 | JavacTask task = tool.getTask(pw, fm, dl, args, null, files); |
jjg@664 | 119 | task.setProcessors(Arrays.asList(new AnnoProc())); |
jjg@664 | 120 | boolean ok = task.call(); |
jjg@664 | 121 | pw.close(); |
jjg@664 | 122 | |
jjg@664 | 123 | System.err.println("ok:" + ok + " diags:" + dl.counts); |
jjg@664 | 124 | if (sw.toString().length() > 0) { |
jjg@664 | 125 | System.err.println("output:\n" + sw.toString()); |
jjg@664 | 126 | } |
jjg@664 | 127 | |
jjg@664 | 128 | for (Diagnostic.Kind dk: Diagnostic.Kind.values()) { |
jjg@664 | 129 | Integer v = dl.counts.get(dk); |
jjg@664 | 130 | int found = (v == null) ? 0 : v; |
jjg@664 | 131 | int expect = (dk == Diagnostic.Kind.WARNING && wk == WarningKind.YES) ? gen : 0; |
jjg@664 | 132 | if (found != expect) { |
jjg@664 | 133 | error("Unexpected value for " + dk + ": expected: " + expect + " found: " + found); |
jjg@664 | 134 | } |
jjg@664 | 135 | } |
jjg@664 | 136 | |
jjg@664 | 137 | System.err.println(); |
jjg@664 | 138 | } |
jjg@664 | 139 | |
jjg@664 | 140 | File createDir(File parent, String name) { |
jjg@664 | 141 | File dir = new File(parent, name); |
jjg@664 | 142 | dir.mkdirs(); |
jjg@664 | 143 | return dir; |
jjg@664 | 144 | } |
jjg@664 | 145 | |
jjg@664 | 146 | File writeFile(File f, String content) throws IOException { |
jjg@664 | 147 | FileWriter out = new FileWriter(f); |
jjg@664 | 148 | try { |
jjg@664 | 149 | out.write(content); |
jjg@664 | 150 | } finally { |
jjg@664 | 151 | out.close(); |
jjg@664 | 152 | } |
jjg@664 | 153 | return f; |
jjg@664 | 154 | } |
jjg@664 | 155 | |
jjg@664 | 156 | <T> void add(List<T> list, T... values) { |
jjg@664 | 157 | for (T v: values) |
jjg@664 | 158 | list.add(v); |
jjg@664 | 159 | } |
jjg@664 | 160 | |
jjg@664 | 161 | void error(String msg) { |
jjg@664 | 162 | System.err.println("Error: " + msg); |
jjg@664 | 163 | errors++; |
jjg@664 | 164 | } |
jjg@664 | 165 | |
jjg@664 | 166 | int count; |
jjg@664 | 167 | int errors; |
jjg@664 | 168 | |
jjg@664 | 169 | static class DiagListener implements DiagnosticListener<JavaFileObject> { |
jjg@664 | 170 | int total; |
jjg@664 | 171 | Map<Diagnostic.Kind,Integer> counts = new TreeMap<Diagnostic.Kind,Integer>(); |
jjg@664 | 172 | |
jjg@664 | 173 | public void report(Diagnostic<? extends JavaFileObject> diagnostic) { |
jjg@664 | 174 | System.err.println((++total) + ": " |
jjg@1073 | 175 | + "resolveError:" + isResolveError(unwrap(diagnostic)) + "\n" |
jjg@664 | 176 | + diagnostic); |
jjg@664 | 177 | Diagnostic.Kind dk = diagnostic.getKind(); |
jjg@664 | 178 | Integer c = counts.get(dk); |
jjg@664 | 179 | counts.put(dk, (c == null ? 1 : c + 1)); |
jjg@664 | 180 | } |
jjg@664 | 181 | |
jjg@664 | 182 | private static boolean isResolveError(JCDiagnostic d) { |
jjg@664 | 183 | return d.isFlagSet(RESOLVE_ERROR); |
jjg@664 | 184 | } |
jjg@1073 | 185 | |
jjg@1073 | 186 | private JCDiagnostic unwrap(Diagnostic<? extends JavaFileObject> diagnostic) { |
jjg@1073 | 187 | if (diagnostic instanceof JCDiagnostic) |
jjg@1073 | 188 | return (JCDiagnostic) diagnostic; |
jjg@1073 | 189 | if (diagnostic instanceof ClientCodeWrapper.DiagnosticSourceUnwrapper) |
jjg@1073 | 190 | return ((ClientCodeWrapper.DiagnosticSourceUnwrapper)diagnostic).d; |
jjg@1073 | 191 | throw new IllegalArgumentException(); |
jjg@1073 | 192 | } |
jjg@664 | 193 | } |
jjg@664 | 194 | |
jjg@664 | 195 | @SupportedAnnotationTypes("*") |
jjg@664 | 196 | @SupportedOptions("gen") |
jjg@664 | 197 | public static class AnnoProc extends AbstractProcessor { |
jjg@664 | 198 | Filer f; |
jjg@664 | 199 | Messager m; |
jjg@664 | 200 | int gen; |
jjg@664 | 201 | |
jjg@664 | 202 | @Override |
jjg@664 | 203 | public void init(ProcessingEnvironment processingEnv) { |
jjg@664 | 204 | f = processingEnv.getFiler(); |
jjg@664 | 205 | m = processingEnv.getMessager(); |
jjg@664 | 206 | Map<String,String> options = processingEnv.getOptions(); |
jjg@664 | 207 | gen = Integer.parseInt(options.get("gen")); |
jjg@664 | 208 | } |
jjg@664 | 209 | |
jjg@664 | 210 | @Override |
jjg@664 | 211 | public boolean process(Set<? extends TypeElement> annotations, RoundEnvironment roundEnv) { |
jjg@664 | 212 | round++; |
jjg@664 | 213 | if (round < gen) |
jjg@664 | 214 | writeSource("Dummy" + round, "class Dummy" + round + " extends java.util.ArrayList{ }"); |
jjg@664 | 215 | else if (round == gen) { |
jjg@664 | 216 | writeSource("C", "class C { int f; int m() { return 0; } }"); |
jjg@664 | 217 | writeSource("I", "interface I { }"); |
jjg@664 | 218 | writeSource("E", "class E extends Exception { }"); |
jjg@664 | 219 | } |
jjg@664 | 220 | return true; |
jjg@664 | 221 | } |
jjg@664 | 222 | |
jjg@664 | 223 | @Override |
jjg@664 | 224 | public SourceVersion getSupportedSourceVersion() { |
jjg@664 | 225 | return SourceVersion.latest(); |
jjg@664 | 226 | } |
jjg@664 | 227 | |
jjg@664 | 228 | private void writeSource(String name, String text) { |
jjg@664 | 229 | try { |
jjg@664 | 230 | JavaFileObject fo = f.createSourceFile(name); |
jjg@664 | 231 | Writer out = fo.openWriter(); |
jjg@664 | 232 | out.write(text); |
jjg@664 | 233 | out.close(); |
jjg@664 | 234 | } catch (IOException e) { |
jjg@664 | 235 | m.printMessage(Diagnostic.Kind.ERROR, e.toString()); |
jjg@664 | 236 | } |
jjg@664 | 237 | } |
jjg@664 | 238 | |
jjg@664 | 239 | int round = 0; |
jjg@664 | 240 | } |
jjg@664 | 241 | } |