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package joptsimple.util;
import java.nio.file.Files;
import java.nio.file.Path;
import joptsimple.ValueConversionException;
import org.junit.Rule;
import org.junit.Test;
import org.junit.rules.ExpectedException;
import static joptsimple.util.PathProperties.*;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;
public class PathConverterTest {
@Rule
public ExpectedException exception = ExpectedException.none();
@Test
public void convertsValuesToPaths() throws Exception {
Path path = Files.createTempFile( "prefix", null );
path.toFile().deleteOnExit();
String pathName = path.toString();
assertEquals( path, new PathConverter( null ).convert( pathName ) );
assertEquals( path, new PathConverter().convert( pathName ) );
}
@Test
public void answersCorrectValueType() {
assertEquals( Path.class, new PathConverter().valueType() );
}
@Test
public void testReadableAndOverwritableFile() throws Exception {
Path path = Files.createTempFile( "prefix", null );
path.toFile().deleteOnExit();
String pathName = path.toString();
assertTrue( Files.isReadable( new PathConverter( READABLE ).convert( pathName ) ) );
assertTrue( Files.exists( new PathConverter( READABLE ).convert( pathName ) ) );
assertTrue( Files.isWritable( new PathConverter( READABLE ).convert( pathName ) ) );
assertTrue( Files.isWritable( new PathConverter( FILE_OVERWRITABLE).convert( pathName ) ) );
}
@Test
public void testNotExisting() throws Exception {
Path path = Files.createTempFile( "prefix", null );
Files.deleteIfExists( path );
assertFalse( Files.exists( new PathConverter( NOT_EXISTING ).convert( path.toString() ) ) );
}
@Test
public void testNotReadable() throws Exception {
Path path = Files.createTempFile( "prefix", null );
String pathName = path.toString();
Files.deleteIfExists( path );
exception.expect( ValueConversionException.class );
exception.expectMessage( "File [" + pathName );
new PathConverter( READABLE ).convert( pathName );
}
@Test
public void testDirectoryExisting() throws Exception {
Path path = Files.createTempDirectory( "prefix" );
path.toFile().deleteOnExit();
String pathName = path.toString();
assertTrue( Files.isDirectory( new PathConverter( DIRECTORY_EXISTING ).convert( pathName ) ) );
}
@Test
public void testDirectoryNotOverwritable() throws Exception {
Path path = Files.createTempDirectory( "prefix" );
path.toFile().deleteOnExit();
String pathName = path.toString();
exception.expect( ValueConversionException.class );
exception.expectMessage( "File [" + pathName );
new PathConverter( FILE_OVERWRITABLE).convert( pathName );
}
@Test
public void testNotExistingNotOverwritable() throws Exception {
Path path = Files.createTempDirectory( "prefix" );
String pathName = path.toString();
Files.deleteIfExists( path );
exception.expect( ValueConversionException.class );
exception.expectMessage( "File [" + pathName );
new PathConverter( FILE_OVERWRITABLE ).convert( pathName );
}
}
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