8006212: javac, convert jtreg tests from shell script to java

Reviewed-by: jjg

langtools/test/tools/javac/newlines/NewLineTest.java

@@ -0,0 +1,62 @@
+/*
+ * Copyright (c) 2013, Oracle and/or its affiliates. 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 4110560 4785453
+ * @summary portability : javac.properties
+ * @library /tools/javac/lib
+ * @build ToolBox
+ * @run main NewLineTest
+ */
+
+import java.io.File;
+import java.nio.charset.Charset;
+import java.nio.file.Files;
+import java.util.List;
+import com.sun.tools.javac.util.ArrayUtils;
+
+//original test: test/tools/javac/newlines/Newlines.sh
+public class NewLineTest {
+
+    public static void main(String args[]) throws Exception {
+        String[] mainArgs = ToolBox.getJavacBin();
+
+//        "${TESTJAVA}${FS}bin${FS}javac" ${TESTTOOLVMOPTS} -J-Dline.separator='@' > ${TMP1} 2>&1
+        File javacErrOutput = new File("output.txt");
+        ToolBox.AnyToolArgs cmdArgs =
+                new ToolBox.AnyToolArgs(ToolBox.Expect.FAIL)
+                .setAllArgs(ArrayUtils.concatOpen(mainArgs, "-J-Dline.separator='@'"))
+                .setErrOutput(javacErrOutput);
+        ToolBox.executeCommand(cmdArgs);
+
+//        result=`cat ${TMP1} | wc -l`
+//        if [ "$result" -eq 0 ] passed
+        List<String> lines = Files.readAllLines(javacErrOutput.toPath(),
+                Charset.defaultCharset());
+        if (lines.size() != 1) {
+            throw new AssertionError("The compiler output should have one line only");
+        }
+    }
+
+}