/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
package org.apache.tools.ant.types;
import org.apache.tools.ant.BuildException;
import org.junit.Test;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.fail;
import static org.junit.Assert.assertNotNull;
/**
* JUnit 3 testcases for org.apache.tools.ant.CommandLine
*
*/
public class CommandlineTest {
@Test
public void testTokenizer() {
String[] s = Commandline.translateCommandline("1 2 3");
assertEquals("Simple case", 3, s.length);
for (int i=0; i<3; i++) {
assertEquals(""+(i+1), s[i]);
}
s = Commandline.translateCommandline("");
assertEquals("empty string", 0, s.length);
s = Commandline.translateCommandline(null);
assertEquals("null", 0, s.length);
s = Commandline.translateCommandline("1 \'2\' 3");
assertEquals("Simple case with single quotes", 3, s.length);
assertEquals("Single quotes have been stripped", "2", s[1]);
s = Commandline.translateCommandline("1 \"2\" 3");
assertEquals("Simple case with double quotes", 3, s.length);
assertEquals("Double quotes have been stripped", "2", s[1]);
s = Commandline.translateCommandline("1 \"2 3\" 4");
assertEquals("Case with double quotes and whitespace", 3, s.length);
assertEquals("Double quotes stripped, space included", "2 3", s[1]);
s = Commandline.translateCommandline("1 \"2\'3\" 4");
assertEquals("Case with double quotes around single quote", 3, s.length);
assertEquals("Double quotes stripped, single quote included", "2\'3",
s[1]);
s = Commandline.translateCommandline("1 \'2 3\' 4");
assertEquals("Case with single quotes and whitespace", 3, s.length);
assertEquals("Single quotes stripped, space included", "2 3", s[1]);
s = Commandline.translateCommandline("1 \'2\"3\' 4");
assertEquals("Case with single quotes around double quote", 3, s.length);
assertEquals("Single quotes stripped, double quote included", "2\"3",
s[1]);
// \ doesn't have a special meaning anymore - this is different from
// what the Unix sh does but causes a lot of problems on DOS
// based platforms otherwise
s = Commandline.translateCommandline("1 2\\ 3 4");
assertEquals("case with quoted whitespace", 4, s.length);
assertEquals("backslash included", "2\\", s[1]);
// "" should become a single empty argument, same for ''
// PR 5906
s = Commandline.translateCommandline("\"\" a");
assertEquals("Doublequoted null arg prepend", 2, s.length);
assertEquals("Doublequoted null arg prepend", "", s[0]);
assertEquals("Doublequoted null arg prepend", "a", s[1]);
s = Commandline.translateCommandline("a \"\"");
assertEquals("Doublequoted null arg append", 2, s.length);
assertEquals("Doublequoted null arg append", "a", s[0]);
assertEquals("Doublequoted null arg append", "", s[1]);
s = Commandline.translateCommandline("\"\"");
assertEquals("Doublequoted null arg", 1, s.length);
assertEquals("Doublequoted null arg", "", s[0]);
s = Commandline.translateCommandline("\'\' a");
assertEquals("Singlequoted null arg prepend", 2, s.length);
assertEquals("Singlequoted null arg prepend", "", s[0]);
assertEquals("Singlequoted null arg prepend", "a", s[1]);
s = Commandline.translateCommandline("a \'\'");
assertEquals("Singlequoted null arg append", 2, s.length);
assertEquals("Singlequoted null arg append", "a", s[0]);
assertEquals("Singlequoted null arg append", "", s[1]);
s = Commandline.translateCommandline("\'\'");
assertEquals("Singlequoted null arg", 1, s.length);
assertEquals("Singlequoted null arg", "", s[0]);
// now to the expected failures
try {
Commandline.translateCommandline("a \'b c");
fail("unbalanced single quotes undetected");
} catch (BuildException be) {
assertEquals("unbalanced quotes in a \'b c", be.getMessage());
}
try {
Commandline.translateCommandline("a \"b c");
fail("unbalanced double quotes undetected");
} catch (BuildException be) {
assertEquals("unbalanced quotes in a \"b c", be.getMessage());
}
}
@Test
public void testToString() {
assertEquals("", Commandline.toString(new String[0]));
assertEquals("", Commandline.toString(null));
assertEquals("1 2 3", Commandline.toString(new String[] {"1", "2", "3"}));
assertEquals("1 \"2 3\"", Commandline.toString(new String[] {"1", "2 3"}));
assertEquals("1 \"2\'3\"", Commandline.toString(new String[] {"1", "2\'3"}));
assertEquals("1 \'2\"3\'", Commandline.toString(new String[] {"1", "2\"3"}));
}
@Test
public void testAwkCommand() {
Commandline c = new Commandline();
c.setExecutable("awk");
c.createArgument().setValue("'NR == 2 { print $NF }'");
String[] s = c.getCommandline();
assertNotNull(s);
assertEquals(2, s.length);
assertEquals("awk", s[0]);
assertEquals("'NR == 2 { print $NF }'", s[1]);
}
@Test
public void testPrefix() {
Commandline c = new Commandline();
Commandline.Argument a = c.createArgument();
a.setValue("foo");
a.setPrefix("-f=");
String[] s = c.getCommandline();
assertEquals(1, s.length);
assertEquals("-f=foo", s[0]);
}
@Test
public void testSuffix() {
Commandline c = new Commandline();
Commandline.Argument a = c.createArgument();
a.setValue("foo");
a.setSuffix(",1");
String[] s = c.getCommandline();
assertEquals(1, s.length);
assertEquals("foo,1", s[0]);
}
@Test
public void testPrefixSuffixLine() {
Commandline c = new Commandline();
Commandline.Argument a = c.createArgument();
a.setLine("one two");
a.setPrefix("number ");
a.setSuffix(".");
String[] s = c.getCommandline();
assertEquals(2, s.length);
assertEquals("number one.", s[0]);
assertEquals("number two.", s[1]);
}
}