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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER .
*
* This code is free software ; you can redistribute it and / or modify it
* under the terms of the GNU General Public License version 2 only , as
* published by the Free Software Foundation .
*
* This code is distributed in the hope that it will be useful , but WITHOUT
* ANY WARRANTY ; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE . See the GNU General Public License
* version 2 for more details ( a copy is included in the LICENSE file that
* accompanied this code ) .
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work ; if not , write to the Free Software Foundation ,
* Inc . , 51 Franklin St , Fifth Floor , Boston , MA 02110 - 1301 USA .
*
* Please contact Oracle , 500 Oracle Parkway , Redwood Shores , CA 94065 USA
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*/
/*
* @ test
* @ bug 8246712
* @ summary doclint incorrectly reports some HTML elements as empty
* @ modules jdk . javadoc / jdk . javadoc . internal . doclint
* @ library / tools / lib
* @ build toolbox . TestRunner toolbox . ToolBox
* @ run main EmptyHtmlTest
*/
import java.io.PrintWriter;
import java.io.StringWriter;
import java.lang.reflect.Method;
import java.nio.file.Files;
import java.nio.file.Path;
import java.util.List;
import com.sun.source.doctree.DocTreeVisitor;
import com.sun.source.doctree.InlineTagTree;
import jdk.javadoc.internal.doclint.DocLint;
import toolbox.TestRunner;
import toolbox.ToolBox;
public class EmptyHtmlTest extends TestRunner {
public static void main(String... args) throws Exception {
EmptyHtmlTest t = new EmptyHtmlTest();
t.runTests(m -> new Object[] { Path.of(m.getName()) });
}
public EmptyHtmlTest() {
super (System.err);
}
ToolBox tb = new ToolBox();
/**
* This test is intended to be future - proof , and hence detect any
* problems in any inline tags added in the future .
* Since there is not yet any mapping between DocTree . Kind and
* the corresponding subtype DocTree ( see javac Tree . Kind , Tree )
* the list of all current inline tag classes is determined by
* scanning DocTreeVisitor .
*
* @ param base working directory for the test case
* @ throws Exception if an error occurs
*/
@Test
public void testInlines(Path base) throws Exception {
Class <DocTreeVisitor> c = DocTreeVisitor.class ;
for (Method m : c.getDeclaredMethods()) {
if (m.getName().startsWith("visit" ) && m.getParameterCount() == 2 ) {
Class <?>[] paramTypes = m.getParameterTypes();
Class <?> firstParamType = paramTypes[0 ];
if (InlineTagTree.class .isAssignableFrom(firstParamType)) {
testInline(base, firstParamType);
}
}
}
}
void testInline(Path base, Class <?> type) throws Exception {
// the following can eventually be converted to instanceof pattern switch
Path d = Files.createDirectories(base.resolve(type.getSimpleName()));
switch (type.getSimpleName()) {
case "DocRootTree" ->
test(d, type, "{@docRoot}" );
case "IndexTree" ->
test(d, type, "{@index Object}" );
case "InheritDocTree" ->
test(d, type, "{@inheritDoc}" );
case "LinkTree" ->
test(d, type, "{@link Object}" );
case "LiteralTree" ->
test(d, type, "{@literal abc}" );
case "ReturnTree" ->
test(d, type, "{@return abc}" );
case "SnippetTree" ->
test(d, type, "" "
{@snippet :
abc
}
"" ");
case "SummaryTree" ->
test(d, type, "{@summary First sentence.}" );
case "SystemPropertyTree" ->
test(d, type, "{@systemProperty file.separator}" );
case "UnknownInlineTagTree" ->
test(d, type, "{@unknown}" );
case "ValueTree" ->
test(d, type, "{@value Math.PI}" );
default ->
error("no test case provided for " + type);
}
}
void test(Path base, Class <?> type, String tag) throws Exception {
System.err.println("test " + type.getSimpleName() + " " + tag);
Path src = base.resolve("src" );
String text = "" "
/**
* This is a comment .
* < b > INSERT < / b >
*/
public class C { }
"" ".replace(" INSERT", tag);
tb.writeJavaFiles(src, text);
List<String> cmdArgs = List.of(
"-Xmsgs:html" ,
"-XcustomTags:unknown" ,
src.resolve("C.java" ).toString()
);
StringWriter sw = new StringWriter();
try (PrintWriter pw = new PrintWriter(sw)) {
new DocLint().run(pw, cmdArgs.toArray(new String[0 ]));
}
String log = sw.toString();
if (!log.isEmpty()) {
System.err.println("output:" );
log.lines().forEach(System.err::println);
error("Unexpected output from doclint" );
}
}
}
Messung V0.5 in Prozent C=91 H=92 G=91
¤ Dauer der Verarbeitung: 0.9 Sekunden
(vorverarbeitet am 2026-06-10)
¤
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