238 lines
8.8 KiB
Java
238 lines
8.8 KiB
Java
/*
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* Copyright (c) 2023, 2024, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/*
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* @test
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* @bug 8301580 8322159 8333107 8332230
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* @summary Verify error recovery w.r.t. Attr
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* @library /tools/lib
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* @enablePreview
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* @modules jdk.compiler/com.sun.tools.javac.api
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* jdk.compiler/com.sun.tools.javac.main
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* java.base/jdk.internal.classfile.impl
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* @build toolbox.ToolBox toolbox.JavacTask
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* @run main AttrRecovery
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*/
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import java.nio.file.Path;
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import java.util.List;
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import java.util.Objects;
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import toolbox.JavacTask;
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import toolbox.Task.Expect;
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import toolbox.Task.OutputKind;
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import toolbox.TestRunner;
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import toolbox.ToolBox;
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public class AttrRecovery extends TestRunner {
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ToolBox tb;
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public AttrRecovery() {
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super(System.err);
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tb = new ToolBox();
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}
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public static void main(String[] args) throws Exception {
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AttrRecovery t = new AttrRecovery();
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t.runTests();
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}
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@Test
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public void testFlowExits() throws Exception {
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String code = """
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class C {
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void build
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{
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return ;
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}
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}
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""";
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Path curPath = Path.of(".");
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List<String> actual = new JavacTask(tb)
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.options("-XDrawDiagnostics", "-XDdev", "-XDshould-stop.at=FLOW")
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.sources(code)
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.outdir(curPath)
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.run(Expect.FAIL)
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.getOutputLines(OutputKind.DIRECT);
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List<String> expected = List.of(
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"C.java:3:5: compiler.err.expected: '('",
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"C.java:4:9: compiler.err.ret.outside.meth",
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"2 errors"
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);
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if (!Objects.equals(actual, expected)) {
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error("Expected: " + expected + ", but got: " + actual);
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}
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}
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@Test
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public void testX() throws Exception {
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String code = """
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public class C {
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public C() {
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Undefined.method();
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undefined1();
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Runnable r = this::undefined2;
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overridable(this); //to verify ThisEscapeAnalyzer has been run
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}
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public void overridable(C c) {}
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}
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""";
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Path curPath = Path.of(".");
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List<String> actual = new JavacTask(tb)
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.options("-XDrawDiagnostics", "-XDdev",
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"-XDshould-stop.at=FLOW", "-Xlint:this-escape")
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.sources(code)
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.outdir(curPath)
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.run(Expect.FAIL)
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.writeAll()
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.getOutputLines(OutputKind.DIRECT);
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List<String> expected = List.of(
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"C.java:3:9: compiler.err.cant.resolve.location: kindname.variable, Undefined, , , (compiler.misc.location: kindname.class, C, null)",
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"C.java:4:9: compiler.err.cant.resolve.location.args: kindname.method, undefined1, , , (compiler.misc.location: kindname.class, C, null)",
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"C.java:5:22: compiler.err.invalid.mref: kindname.method, (compiler.misc.cant.resolve.location.args: kindname.method, undefined2, , , (compiler.misc.location: kindname.class, C, null))",
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"C.java:6:20: compiler.warn.possible.this.escape",
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"3 errors",
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"1 warning"
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);
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if (!Objects.equals(actual, expected)) {
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error("Expected: " + expected + ", but got: " + actual);
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}
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}
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@Test //JDK-8332230
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public void testAnnotationsInErroneousTree1() throws Exception {
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String code = """
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package p;
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public class C {
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static int v;
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public void t() {
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//not a statement expression,
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//will be wrapped in an erroneous tree:
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p.@Ann C.v;
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}
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@interface Ann {}
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}
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""";
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Path curPath = Path.of(".");
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List<String> actual = new JavacTask(tb)
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.options("-XDrawDiagnostics", "-XDdev", "-XDshould-stop.at=FLOW")
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.sources(code)
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.outdir(curPath)
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.run(Expect.FAIL)
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.writeAll()
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.getOutputLines(OutputKind.DIRECT);
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List<String> expected = List.of(
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"C.java:7:17: compiler.err.not.stmt",
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"1 error"
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);
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if (!Objects.equals(actual, expected)) {
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error("Expected: " + expected + ", but got: " + actual);
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}
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}
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@Test //JDK-8333107
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public void testNestedLambda() throws Exception {
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String code = """
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public class Dummy {
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private void main() {
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Stream l = null;
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l.map(a -> {
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l.map(b -> {
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return null;
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});
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l.map(new FI() {
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public String convert(String s) {
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return null;
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}
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});
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class Local {}
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});
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}
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public interface Stream {
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public void map(FI fi);
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}
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public interface FI {
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public String convert(String s);
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}
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}
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""";
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Path curPath = Path.of(".");
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List<String> actual = new JavacTask(tb)
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.options("-XDrawDiagnostics", "-XDdev",
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"-XDshould-stop.at=FLOW")
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.sources(code)
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.outdir(curPath)
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.run(Expect.FAIL)
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.writeAll()
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.getOutputLines(OutputKind.DIRECT);
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List<String> expected = List.of(
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"Dummy.java:4:10: compiler.err.cant.apply.symbol: kindname.method, map, Dummy.FI, @15, kindname.interface, Dummy.Stream, (compiler.misc.no.conforming.assignment.exists: (compiler.misc.incompatible.ret.type.in.lambda: (compiler.misc.missing.ret.val: java.lang.String)))",
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"1 error"
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);
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if (!Objects.equals(actual, expected)) {
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error("Expected: " + expected + ", but got: " + actual);
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}
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}
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@Test
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public void testErroneousTarget() throws Exception {
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String code = """
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public class C {
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public Undefined g(Undefined u) {
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return switch (0) {
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default -> u;
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};
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}
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}
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""";
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Path curPath = Path.of(".");
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List<String> actual = new JavacTask(tb)
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.options("-XDrawDiagnostics")
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.sources(code)
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.outdir(curPath)
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.run(Expect.FAIL, 1)
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.writeAll()
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.getOutputLines(OutputKind.DIRECT);
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List<String> expected = List.of(
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"C.java:2:24: compiler.err.cant.resolve.location: kindname.class, Undefined, , , (compiler.misc.location: kindname.class, C, null)",
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"C.java:2:12: compiler.err.cant.resolve.location: kindname.class, Undefined, , , (compiler.misc.location: kindname.class, C, null)",
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"2 errors"
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);
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if (!Objects.equals(actual, expected)) {
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error("Expected: " + expected + ", but got: " + actual);
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}
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}
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}
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