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/*
* Copyright (c) 2018, Google Inc. All rights reserved.
* 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
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
/*
* @test
* @bug 8179373
* @summary javac -verbose logs the class path multiple times
* @modules jdk.compiler
* @run main VerboseClassPathTest
*/
import java.io.BufferedReader;
import java.io.PrintWriter;
import java.io.StringReader;
import java.io.StringWriter;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.util.spi.ToolProvider;
public class VerboseClassPathTest {
public static void main(String... args) throws Exception {
new VerboseClassPathTest().run();
}
void run() throws Exception {
String className = getClass().getName();
Path testSrc = Paths.get(System.getProperty("test.src"));
Path file = testSrc.resolve(className + ".java");
ToolProvider javac = ToolProvider.findFirst("javac").orElseThrow();
StringWriter sw = new StringWriter();
PrintWriter pw = new PrintWriter(sw, true);
int rc =
javac.run(
pw,
pw,
"-d",
",",
"-source",
"8",
"-target",
"8",
"-verbose",
file.toString());
String log = sw.toString();
System.out.println(log);
if (rc != 0) {
throw new Exception("compilation failed: rc=" + rc);
}
String expect = "[search path for class files:";
long count =
new BufferedReader(new StringReader(log))
.lines()
.filter(line -> line.startsWith(expect))
.count();
if (count != 1) {
throw new Exception("expected '" + expect + "' to appear once, actual: " + count);
}
}
}
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