/*
* $Id$
*
* Copyright (C) 2003-2014 JNode.org
*
* This library is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as published
* by the Free Software Foundation; either version 2.1 of the License, or
* (at your option) any later version.
*
* This library 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 Lesser General Public
* License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this library; If not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
package org.jnode.test.shell.syntax;
import org.jnode.shell.AbstractCommand;
import org.jnode.shell.Command;
import org.jnode.shell.CommandInfo;
import org.jnode.shell.CommandLine;
import org.jnode.shell.CommandLine.Token;
import org.jnode.shell.syntax.Argument;
import org.jnode.shell.syntax.ArgumentSyntax;
import org.jnode.shell.syntax.CommandSyntaxException;
import org.jnode.shell.syntax.FileArgument;
import org.jnode.shell.syntax.RepeatSyntax;
import org.jnode.shell.syntax.SequenceSyntax;
import org.jnode.shell.syntax.Syntax;
import org.junit.Assert;
public class RepeatSyntaxTest {
public static class Test extends AbstractCommand {
private final FileArgument arg1 = new FileArgument("arg1", Argument.OPTIONAL +
Argument.MULTIPLE);
private final FileArgument arg2 = new FileArgument("arg2", Argument.OPTIONAL +
Argument.MULTIPLE);
public Test() {
registerArguments(arg1, arg2);
}
public void execute() throws Exception {
getOutput().getPrintWriter().print(arg1.getValue());
}
}
@org.junit.Test
public void testFormat() {
Test test = new Test();
Syntax syntax1 = new RepeatSyntax(new ArgumentSyntax("arg1"));
Assert.assertEquals("[ <arg1> ... ]", syntax1.format(test.getArgumentBundle()));
Syntax syntax2 = new RepeatSyntax(new ArgumentSyntax("arg1"), 1, Integer.MAX_VALUE);
Assert.assertEquals("<arg1> ...", syntax2.format(test.getArgumentBundle()));
Syntax syntax3 = new RepeatSyntax(new ArgumentSyntax("arg1"), 1, 2);
Assert.assertEquals("<arg1> ...2", syntax3.format(test.getArgumentBundle()));
Syntax syntax4 = new RepeatSyntax(new ArgumentSyntax("arg1"), 3, 6);
Assert.assertEquals("<arg1> 3...6", syntax4.format(test.getArgumentBundle()));
}
@org.junit.Test
public void testZeroToMany() throws Exception {
TestShell shell = new TestShell();
shell.addAlias("cmd", "org.jnode.test.shell.syntax.RepeatSyntaxTest$Test");
shell.addSyntax("cmd", new RepeatSyntax(new ArgumentSyntax("arg1")));
CommandLine cl = new CommandLine(new Token("cmd"), new Token[] {}, null);
CommandInfo cmdInfo = cl.parseCommandLine(shell);
Command cmd = cmdInfo.createCommandInstance();
Assert.assertEquals(0, cmd.getArgumentBundle().getArgument("arg1").getValues().length);
cl = new CommandLine(new Token("cmd"), new Token[] {new Token("F1")}, null);
cmdInfo = cl.parseCommandLine(shell);
cmd = cmdInfo.createCommandInstance();
Assert.assertEquals(1, cmd.getArgumentBundle().getArgument("arg1").getValues().length);
cl =
new CommandLine(new Token("cmd"), new Token[] {new Token("F1"), new Token("F1")},
null);
cmdInfo = cl.parseCommandLine(shell);
cmd = cmdInfo.createCommandInstance();
Assert.assertEquals(2, cmd.getArgumentBundle().getArgument("arg1").getValues().length);
}
@org.junit.Test
public void testOneToMany() throws Exception {
TestShell shell = new TestShell();
shell.addAlias("cmd", "org.jnode.test.shell.syntax.RepeatSyntaxTest$Test");
shell.addSyntax("cmd", new RepeatSyntax(new ArgumentSyntax("arg1"), 1, Integer.MAX_VALUE));
CommandLine cl;
CommandInfo cmdInfo;
Command cmd;
try {
cl = new CommandLine(new Token("cmd"), new Token[] {}, null);
cl.parseCommandLine(shell);
Assert.fail("no exception");
} catch (CommandSyntaxException ex) {
// expected
}
cl = new CommandLine(new Token("cmd"), new Token[] {new Token("F1")}, null);
cmdInfo = cl.parseCommandLine(shell);
cmd = cmdInfo.createCommandInstance();
Assert.assertEquals(1, cmd.getArgumentBundle().getArgument("arg1").getValues().length);
cl =
new CommandLine(new Token("cmd"), new Token[] {new Token("F1"), new Token("F1")},
null);
cmdInfo = cl.parseCommandLine(shell);
cmd = cmdInfo.createCommandInstance();
Assert.assertEquals(2, cmd.getArgumentBundle().getArgument("arg1").getValues().length);
}
@org.junit.Test
public void testOneToTwo() throws Exception {
TestShell shell = new TestShell();
shell.addAlias("cmd", "org.jnode.test.shell.syntax.RepeatSyntaxTest$Test");
shell.addSyntax("cmd", new RepeatSyntax(new ArgumentSyntax("arg1"), 1, 2));
CommandLine cl;
CommandInfo cmdInfo;
Command cmd;
try {
cl = new CommandLine(new Token("cmd"), new Token[] {}, null);
cl.parseCommandLine(shell);
Assert.fail("no exception");
} catch (CommandSyntaxException ex) {
// expected
}
cl = new CommandLine(new Token("cmd"), new Token[] {new Token("F1")}, null);
cmdInfo = cl.parseCommandLine(shell);
cmd = cmdInfo.createCommandInstance();
Assert.assertEquals(1, cmd.getArgumentBundle().getArgument("arg1").getValues().length);
cl =
new CommandLine(new Token("cmd"), new Token[] {new Token("F1"), new Token("F1")},
null);
cmdInfo = cl.parseCommandLine(shell);
cmd = cmdInfo.createCommandInstance();
Assert.assertEquals(2, cmd.getArgumentBundle().getArgument("arg1").getValues().length);
try {
cl =
new CommandLine(new Token("cmd"), new Token[] {new Token("F1"),
new Token("F1"), new Token("F1")}, null);
cl.parseCommandLine(shell);
Assert.fail("no exception");
} catch (CommandSyntaxException ex) {
// expected
}
}
@org.junit.Test
public void testThreeToSix() throws Exception {
TestShell shell = new TestShell();
shell.addAlias("cmd", "org.jnode.test.shell.syntax.RepeatSyntaxTest$Test");
shell.addSyntax("cmd", new RepeatSyntax(new ArgumentSyntax("arg1"), 3, 6));
CommandLine cl;
CommandInfo cmdInfo;
@SuppressWarnings("unused")
Command cmd;
try {
cl = new CommandLine(new Token("cmd"), new Token[] {}, null);
cl.parseCommandLine(shell);
Assert.fail("no exception");
} catch (CommandSyntaxException ex) {
// expected
}
try {
cl = new CommandLine(new Token("cmd"), new Token[] {new Token("F1")}, null);
cl.parseCommandLine(shell);
} catch (CommandSyntaxException ex) {
// expected
}
try {
cl = new CommandLine(new Token("cmd"), new Token[] {new Token("F1"), new Token("F1")}, null);
cl.parseCommandLine(shell);
} catch (CommandSyntaxException ex) {
// expected
}
cl = new CommandLine(new Token("cmd"), new Token[] {new Token("F1"), new Token("F1"), new Token("F1")}, null);
cmdInfo = cl.parseCommandLine(shell);
cmd = cmdInfo.createCommandInstance();
cl = new CommandLine(new Token("cmd"), new Token[] {new Token("F1"), new Token("F1"), new Token("F1"),
new Token("F1")}, null);
cmdInfo = cl.parseCommandLine(shell);
cmd = cmdInfo.createCommandInstance();
cl = new CommandLine(new Token("cmd"), new Token[] {new Token("F1"), new Token("F1"), new Token("F1"),
new Token("F1"), new Token("F1")}, null);
cmdInfo = cl.parseCommandLine(shell);
cmd = cmdInfo.createCommandInstance();
cl = new CommandLine(new Token("cmd"), new Token[] {new Token("F1"), new Token("F1"), new Token("F1"),
new Token("F1"), new Token("F1"), new Token("F1")}, null);
cmdInfo = cl.parseCommandLine(shell);
cmd = cmdInfo.createCommandInstance();
try {
cl = new CommandLine(new Token("cmd"), new Token[] {new Token("F1"), new Token("F1"), new Token("F1"),
new Token("F1"), new Token("F1"), new Token("F1"), new Token("F1")}, null);
cl.parseCommandLine(shell);
Assert.fail("no exception");
} catch (CommandSyntaxException ex) {
// expected
}
}
@org.junit.Test
public void testLazy() throws Exception {
TestShell shell = new TestShell();
shell.addAlias("cmd", "org.jnode.test.shell.syntax.RepeatSyntaxTest$Test");
shell.addSyntax("cmd", new SequenceSyntax(new RepeatSyntax(new ArgumentSyntax("arg1")),
new RepeatSyntax(new ArgumentSyntax("arg2"))));
CommandLine cl = new CommandLine(new Token("cmd"), new Token[] {}, null);
CommandInfo cmdInfo = cl.parseCommandLine(shell);
Command cmd = cmdInfo.createCommandInstance();
Assert.assertEquals(0, cmd.getArgumentBundle().getArgument("arg1").getValues().length);
Assert.assertEquals(0, cmd.getArgumentBundle().getArgument("arg2").getValues().length);
cl = new CommandLine(new Token("cmd"), new Token[] {new Token("F1")}, null);
cmdInfo = cl.parseCommandLine(shell);
cmd = cmdInfo.createCommandInstance();
Assert.assertEquals(0, cmd.getArgumentBundle().getArgument("arg1").getValues().length);
Assert.assertEquals(1, cmd.getArgumentBundle().getArgument("arg2").getValues().length);
cl = new CommandLine(new Token("cmd"), new Token[] {new Token("F1"), new Token("F1")}, null);
cmdInfo = cl.parseCommandLine(shell);
cmd = cmdInfo.createCommandInstance();
Assert.assertEquals(0, cmd.getArgumentBundle().getArgument("arg1").getValues().length);
Assert.assertEquals(2, cmd.getArgumentBundle().getArgument("arg2").getValues().length);
}
@org.junit.Test
public void testEager() throws Exception {
TestShell shell = new TestShell();
shell.addAlias("cmd", "org.jnode.test.shell.syntax.RepeatSyntaxTest$Test");
shell.addSyntax("cmd", new SequenceSyntax(new RepeatSyntax(null, new ArgumentSyntax("arg1"), 0,
Integer.MAX_VALUE, true, null), new RepeatSyntax(new ArgumentSyntax("arg2"))));
CommandLine cl = new CommandLine(new Token("cmd"), new Token[] {}, null);
CommandInfo cmdInfo = cl.parseCommandLine(shell);
Command cmd = cmdInfo.createCommandInstance();
Assert.assertEquals(0, cmd.getArgumentBundle().getArgument("arg1").getValues().length);
Assert.assertEquals(0, cmd.getArgumentBundle().getArgument("arg2").getValues().length);
cl = new CommandLine(new Token("cmd"), new Token[] {new Token("F1")}, null);
cmdInfo = cl.parseCommandLine(shell);
cmd = cmdInfo.createCommandInstance();
Assert.assertEquals(1, cmd.getArgumentBundle().getArgument("arg1").getValues().length);
Assert.assertEquals(0, cmd.getArgumentBundle().getArgument("arg2").getValues().length);
cl = new CommandLine(new Token("cmd"), new Token[] {new Token("F1"), new Token("F1")}, null);
cmdInfo = cl.parseCommandLine(shell);
cmd = cmdInfo.createCommandInstance();
Assert.assertEquals(2, cmd.getArgumentBundle().getArgument("arg1").getValues().length);
Assert.assertEquals(0, cmd.getArgumentBundle().getArgument("arg2").getValues().length);
}
}