/*
* Created on Mar 14, 2010
*
* Licensed 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.
*
* Copyright @2010-2013 the original author or authors.
*/
package org.fest.swing.keystroke;
import static java.awt.event.InputEvent.SHIFT_MASK;
import static java.awt.event.KeyEvent.VK_A;
import static java.awt.event.KeyEvent.VK_BACK_SPACE;
import static java.awt.event.KeyEvent.VK_COMMA;
import static java.awt.event.KeyEvent.VK_DELETE;
import static java.awt.event.KeyEvent.VK_ENTER;
import static java.awt.event.KeyEvent.VK_ESCAPE;
import static java.awt.event.KeyEvent.VK_TAB;
import static org.fest.assertions.Assertions.assertThat;
import static org.fest.swing.keystroke.KeyStrokeMapping.mapping;
import static org.fest.swing.keystroke.KeyStrokeMappingProvider.NO_MASK;
import static org.fest.swing.test.core.CommonAssertions.failWhenExpectingException;
import static org.fest.swing.util.Platform.isWindows;
import static org.fest.util.Closeables.closeQuietly;
import static org.fest.util.Files.newTemporaryFile;
import static org.fest.util.Flushables.flushQuietly;
import static org.fest.util.SystemProperties.lineSeparator;
import java.io.BufferedWriter;
import java.io.File;
import java.io.FileWriter;
import java.io.IOException;
import java.io.Writer;
import java.util.Collection;
import org.fest.swing.exception.ParsingException;
import org.junit.Before;
import org.junit.Test;
/**
* Tests for {@link KeyStrokeMappingsParser#parse(String)}.
*
* @author Alex Ruiz
*/
public class KeyStrokeMappingProvider_parse_Test {
private KeyStrokeMappingsParser parser;
@Before
public void setUp() {
parser = new KeyStrokeMappingsParser();
}
@Test(expected = NullPointerException.class)
public void should_throw_error_if_file_name_is_null() {
String file = null;
parser.parse(file);
}
@Test(expected = IllegalArgumentException.class)
public void should_throw_error_if_file_name_is_empty() {
parser.parse("");
}
@Test
public void should_parse_file_in_classpath() {
KeyStrokeMappingProvider mappingProvider = parser.parse("keyboard-mapping.txt");
assertThatContainsDefaultMappings(mappingProvider);
Collection<KeyStrokeMapping> mappings = mappingProvider.keyStrokeMappings();
assertThat(mappings).contains(mapping('a', VK_A, NO_MASK), mapping('A', VK_A, SHIFT_MASK),
mapping(',', VK_COMMA, NO_MASK));
}
@Test
public void should_throw_error_if_file_not_found() {
try {
parser.parse("abc.txt");
failWhenExpectingException();
} catch (ParsingException e) {
assertThat(e.getMessage()).isEqualTo("Unable to open file abc.txt");
}
}
@Test(expected = AssertionError.class)
public void should_throw_error_if_file_is_null() {
File file = null;
parser.parse(file);
}
@Test(expected = AssertionError.class)
public void should_throw_error_if_file_does_not_exist() {
parser.parse(new File("abc.xyz"));
}
@Test
public void should_parse_file() throws Exception {
File f = null;
try {
f = createMappingFile("a, A, NO_MASK");
KeyStrokeMappingProvider mappingProvider = parser.parse(f);
assertThatContainsDefaultMappings(mappingProvider);
Collection<KeyStrokeMapping> mappings = mappingProvider.keyStrokeMappings();
assertThat(mappings).contains(mapping('a', VK_A, NO_MASK));
} finally {
if (f != null) {
f.delete();
}
}
}
private static File createMappingFile(String... mappings) throws IOException {
File f = newTemporaryFile();
Writer output = new BufferedWriter(new FileWriter(f));
try {
for (String mapping : mappings) {
output.write(mapping);
output.write(lineSeparator());
}
} finally {
flushQuietly(output);
closeQuietly(output);
}
return f;
}
private static void assertThatContainsDefaultMappings(KeyStrokeMappingProvider mappingProvider) {
Collection<KeyStrokeMapping> mappings = mappingProvider.keyStrokeMappings();
assertThat(mappings).contains(mapping('\b', VK_BACK_SPACE, NO_MASK), mapping('', VK_DELETE, NO_MASK),
mapping('\n', VK_ENTER, NO_MASK), mapping('', VK_ESCAPE, NO_MASK), mapping('\t', VK_TAB, NO_MASK));
if (isWindows()) {
assertThat(mappings).contains(mapping('\r', VK_ENTER, NO_MASK));
}
}
}