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Fluent interface for functional GUI testing
/*
* Created on Sep 16, 2007
*
* 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 @2007-2013 the original author or authors.
*/
package org.assertj.swing.format;
import static org.assertj.core.util.Maps.newConcurrentHashMap;
import static org.assertj.core.util.Preconditions.checkNotNull;
import static org.assertj.core.util.Strings.isNullOrEmpty;
import static org.assertj.swing.edt.GuiActionRunner.execute;
import java.awt.Component;
import java.awt.Dialog;
import java.awt.Frame;
import java.util.concurrent.ConcurrentMap;
import java.util.logging.Logger;
import javax.annotation.Nonnull;
import javax.annotation.Nullable;
import javax.swing.AbstractButton;
import javax.swing.JButton;
import javax.swing.JLabel;
import javax.swing.JLayeredPane;
import javax.swing.JMenuBar;
import javax.swing.JPanel;
import javax.swing.JPasswordField;
import javax.swing.JPopupMenu;
import javax.swing.JProgressBar;
import javax.swing.JRootPane;
import javax.swing.JScrollBar;
import javax.swing.JScrollPane;
import javax.swing.JSlider;
import javax.swing.JSpinner;
import javax.swing.JToolBar;
import javax.swing.text.JTextComponent;
import org.assertj.core.util.VisibleForTesting;
import org.assertj.swing.annotation.RunsInCurrentThread;
import org.assertj.swing.annotation.RunsInEDT;
import org.assertj.swing.edt.GuiQuery;
/**
* Utility methods related to formatting.
*
* @author Alex Ruiz
* @author Yvonne Wang
*/
public class Formatting {
private static final String MAXIMUM = "maximum";
private static final String MINIMUM = "minimum";
private static final String NULL_COMPONENT_MESSAGE = "Null Component";
private static final String ENABLED = "enabled";
private static final String NAME = "name";
private static final String SHOWING = "showing";
private static final String TEXT = "text";
private static final String TITLE = "title";
private static final String VALUE = "value";
private static final String VISIBLE = "visible";
private static final ConcurrentMap, ComponentFormatter> FORMATTERS = newConcurrentHashMap();
private static Logger logger = Logger.getLogger(Formatting.class.getCanonicalName());
static {
register(instrospect(AbstractButton.class, NAME, TEXT, "selected", ENABLED, VISIBLE, SHOWING));
register(instrospect(Dialog.class, NAME, TITLE, ENABLED, "modal", VISIBLE, SHOWING));
register(instrospect(Frame.class, NAME, TITLE, ENABLED, VISIBLE, SHOWING));
register(new JComboBoxFormatter());
register(instrospect(JButton.class, NAME, TEXT, ENABLED, VISIBLE, SHOWING));
register(new JFileChooserFormatter());
register(instrospect(JLabel.class, NAME, TEXT, ENABLED, VISIBLE, SHOWING));
register(empty(JLayeredPane.class));
register(new JListFormatter());
register(empty(JMenuBar.class));
register(new JOptionPaneFormatter());
register(nameOnly(JPanel.class));
register(instrospect(JPopupMenu.class, NAME, "label", ENABLED, VISIBLE, SHOWING));
register(instrospect(JProgressBar.class, NAME, VALUE, MINIMUM, MAXIMUM, "string", "stringPainted", ENABLED,
VISIBLE, SHOWING));
register(empty(JRootPane.class));
register(instrospect(JScrollBar.class, NAME, VALUE, "blockIncrement", MINIMUM, MAXIMUM, ENABLED, VISIBLE, SHOWING));
register(instrospect(JScrollPane.class, NAME, ENABLED, VISIBLE, SHOWING));
register(instrospect(JSlider.class, NAME, VALUE, MINIMUM, MAXIMUM, ENABLED, VISIBLE, SHOWING));
register(instrospect(JSpinner.class, NAME, VALUE, ENABLED, VISIBLE, SHOWING));
register(new JTabbedPaneFormatter());
register(new JTableFormatter());
register(nameOnly(JToolBar.class));
register(instrospect(JPasswordField.class, NAME, ENABLED, VISIBLE, SHOWING));
register(instrospect(JTextComponent.class, NAME, TEXT, ENABLED, VISIBLE, SHOWING));
register(new JTreeFormatter());
}
private static @Nonnull ComponentFormatter instrospect(@Nonnull Class targetType,
@Nonnull String... propertyNames) {
return new IntrospectionComponentFormatter(targetType, propertyNames);
}
private static @Nonnull ComponentFormatter empty(@Nonnull Class targetType) {
return new IntrospectionComponentFormatter(targetType);
}
private static @Nonnull ComponentFormatter nameOnly(@Nonnull Class targetType) {
return new IntrospectionComponentFormatter(targetType, NAME);
}
/**
* Registers the given {@link ComponentFormatter}, replacing any other one previously registered for the same
* supported component type.
*
* @param formatter the formatter to register.
*/
public static void register(@Nonnull ComponentFormatter formatter) {
Class key = formatter.targetType();
ComponentFormatter previous = FORMATTERS.put(key, formatter);
if (previous != null) {
String format = "Replaced formatter %s with %s for type %s";
logger.info(String.format(format, previous.toString(), formatter.toString(), key.getName()));
}
}
@VisibleForTesting
static ComponentFormatter formatter(@Nonnull Class type) {
return FORMATTERS.get(type);
}
/**
* Returns a {@code String} representation of the given AWT or Swing {@code Component}. This method is invoked in the
* event dispatch thread (EDT.)
*
* @param c the given {@code Component}.
* @return a {@code String} representation of the given {@code Component}.
*/
@RunsInEDT
public static @Nonnull String inEdtFormat(final @Nonnull Component c) {
String result = execute(new GuiQuery() {
@Override
protected @Nullable String executeInEDT() {
return format(c);
}
});
return checkNotNull(result);
}
/**
*
* Returns a {@code String} representation of the given AWT or Swing {@code Component}.
*
*
*
* Note: This method is accessed in the current executing thread. Such thread may or may not be the event
* dispatch thread (EDT.) Client code must call this method from the EDT.
*
*
* @param c the given {@code Component}.
* @return a {@code String} representation of the given {@code Component}.
*/
@RunsInCurrentThread
public static @Nonnull String format(@Nullable Component c) {
if (c == null) {
return NULL_COMPONENT_MESSAGE;
}
ComponentFormatter formatter = formatterFor(c.getClass());
if (formatter != null) {
return formatter.format(c);
}
String name = c.getName();
if (isNullOrEmpty(name)) {
return c.toString();
}
return String.format("%s[name=%s]", c.getClass().getName(), name);
}
private static @Nullable ComponentFormatter formatterFor(@Nonnull Class type) {
ComponentFormatter formatter = FORMATTERS.get(type);
if (formatter != null) {
return formatter;
}
Class superType = type.getSuperclass();
if (superType != null) {
return formatterFor(superType);
}
return null;
}
private Formatting() {
}
}