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 * Copyright (c) 2015, 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
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 * questions.
 */

/*
 * @test CompilerDirectivesDCMDTest
 * @bug 8046155
 * @library /testlibrary
 * @modules java.base/sun.misc
 *          java.compiler
 *          java.management
 * @build jdk.test.lib.*
 * @build jdk.test.lib.dcmd.*
 * @run testng/othervm CompilerDirectivesDCMDTest
 * @summary Test of diagnostic command
 */

 // testng/othervm -XX:CompileCommand=break,*.* CompilerDirectivesDCMDTest
 // testng/othervm -Xint CompilerDirectivesDCMDTest
 // testng/othervm -Xcomp CompilerDirectivesDCMDTest


import jdk.test.lib.OutputAnalyzer;
import jdk.test.lib.dcmd.CommandExecutor;
import jdk.test.lib.dcmd.JMXExecutor;
import org.testng.annotations.Test;
import org.testng.Assert;

import java.io.BufferedReader;
import java.io.File;
import java.io.StringReader;

public class CompilerDirectivesDCMDTest {

	public static String filename;

	public void run(CommandExecutor executor) {

		filename = System.getProperty("test.src", ".") + File.separator + "control1.txt";
      	testPrintCommand(executor);
      	testAddAndRemoveCommand(executor);
    }

	public static void testPrintCommand(CommandExecutor executor) {

		// Get output from dcmd (diagnostic command)
		OutputAnalyzer output = executor.execute("Compiler.directives_print");
		int count = find(output, "Directive:");
    	if (count < 1) {
    		Assert.fail("Expected at least one directive - found " + count);
    	}

		/*
         * CMH add some simple sanity test. Mostly make sure we can print without crashing
        } */

	}

    public static void testAddAndRemoveCommand(CommandExecutor executor) {
    	OutputAnalyzer output;
    	int count = 0;

    	// Start with clearing stack - expect only default directive left
    	output = executor.execute("Compiler.directives_clear");
    	output = executor.execute("Compiler.directives_print");
    	count = find(output, "Directive:");
    	if (count != 1) {
    		Assert.fail("Expected one directives - found " + count);
    	}

    	// Test that we can not remove the default directive
    	output = executor.execute("Compiler.directives_remove");
    	output = executor.execute("Compiler.directives_print");
    	count = find(output, "Directive:");
    	if (count != 1) {
    		Assert.fail("Expected one directives - found " + count);
    	}

    	// Test adding some directives from file
    	output = executor.execute("Compiler.directives_add " + filename);
    	output = executor.execute("Compiler.directives_print");
    	count = find(output, "Directive:");
    	if (count != 3) {
    		Assert.fail("Expected three directives - found " + count);
    	}

    	// Test remove one directive
    	output = executor.execute("Compiler.directives_remove");
    	output = executor.execute("Compiler.directives_print");
    	count = find(output, "Directive:");
    	if (count != 2) {
    		Assert.fail("Expected two directives - found " + count);
    	}

    	// Test adding directives again
    	output = executor.execute("Compiler.directives_add " + filename);
    	output = executor.execute("Compiler.directives_print");
    	count = find(output, "Directive:");
    	if (count != 4) {
    		Assert.fail("Expected four directives - found " + count);
    	}

    	// Test clearing
    	output = executor.execute("Compiler.directives_clear");
    	output = executor.execute("Compiler.directives_print");
    	count = find(output, "Directive:");
    	if (count != 1) {
    		Assert.fail("Expected one directives - found " + count);
    	}

    	// Test clear when already cleared
    	output = executor.execute("Compiler.directives_clear");
    	output = executor.execute("Compiler.directives_print");
    	count = find(output, "Directive:");
    	if (count != 1) {
    		Assert.fail("Expected one directives - found " + count);
    	}
	}

    public static int find(OutputAnalyzer output, String find) {
    	int count = 0;

    	for (String line : output.asLines()) {
    		if (line.startsWith(find)) {
            	count++;
            }
    	}
        return count;
    }

    @Test
    public void jmx() {
        run(new JMXExecutor());
    }
}