/**
* 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 2012-2015 the original author or authors.
*/
package org.assertj.swing.driver;
import static javax.swing.text.DefaultEditorKit.selectAllAction;
import static org.assertj.core.api.Assertions.assertThat;
import static org.assertj.core.util.Lists.newArrayList;
import static org.assertj.core.util.Strings.concat;
import static org.assertj.core.util.Strings.quote;
import static org.assertj.swing.driver.ComponentPreconditions.checkEnabledAndShowing;
import static org.assertj.swing.driver.JSpinnerSetValueTask.setValue;
import static org.assertj.swing.driver.JSpinnerValueQuery.valueOf;
import static org.assertj.swing.edt.GuiActionRunner.execute;
import static org.assertj.swing.exception.ActionFailedException.actionFailure;
import static org.assertj.swing.format.Formatting.format;
import java.awt.Component;
import java.util.List;
import javax.annotation.Nonnull;
import javax.annotation.Nullable;
import javax.swing.JSpinner;
import javax.swing.text.JTextComponent;
import org.assertj.swing.annotation.RunsInCurrentThread;
import org.assertj.swing.annotation.RunsInEDT;
import org.assertj.swing.core.ComponentFinder;
import org.assertj.swing.core.Robot;
import org.assertj.swing.core.TypeMatcher;
/**
* <p>
* Supports functional testing of {@code JSpinner}s.
* </p>
*
* <p>
* <b>Note:</b> This class is intended for internal use only. Please use the classes in the package
* {@link org.assertj.swing.fixture} in your tests.
* </p>
*
* @author Alex Ruiz
* @author Yvonne Wang
*/
public class JSpinnerDriver extends JComponentDriver {
private static final TypeMatcher EDITOR_MATCHER = new TypeMatcher(JTextComponent.class, true);
private static final String VALUE_PROPERTY = "value";
/**
* Creates a new {@link JSpinnerDriver}.
*
* @param robot the robot to use to simulate user input.
*/
public JSpinnerDriver(@Nonnull Robot robot) {
super(robot);
}
/**
* Increments the value of the {@code JSpinner} the given number of times.
*
* @param spinner the target {@code JSpinner}.
* @param times how many times the value of this fixture's {@code JSpinner} should be incremented.
* @throws IllegalArgumentException if {@code times} is less than or equal to zero.
* @throws IllegalStateException if the {@code JSpinner} is disabled.
* @throws IllegalStateException if the {@code JSpinner} is not showing on the screen.
*/
@RunsInEDT
public void increment(@Nonnull JSpinner spinner, int times) {
checkIsPositive(times, "increment the value");
validateAndIncrementValue(spinner, times);
robot.waitForIdle();
}
@RunsInEDT
private static void validateAndIncrementValue(final @Nonnull JSpinner spinner, final int times) {
execute(() -> {
checkEnabledAndShowing(spinner);
incrementValue(spinner, times);
});
}
@RunsInCurrentThread
private static void incrementValue(@Nonnull JSpinner spinner, int times) {
for (int i = 0; i < times; i++) {
Object newValue = spinner.getNextValue();
if (newValue == null) {
return;
}
spinner.setValue(newValue);
}
}
/**
* Increments the value of the {@code JSpinner}.
*
* @param spinner the target {@code JSpinner}.
* @throws IllegalStateException if the {@code JSpinner} is disabled.
* @throws IllegalStateException if the {@code JSpinner} is not showing on the screen.
*/
@RunsInEDT
public void increment(@Nonnull JSpinner spinner) {
validateAndIncrementValue(spinner);
robot.waitForIdle();
}
@RunsInEDT
private static void validateAndIncrementValue(final @Nonnull JSpinner spinner) {
execute(() -> {
checkEnabledAndShowing(spinner);
Object newValue = spinner.getNextValue();
if (newValue != null) {
spinner.setValue(newValue);
}
});
}
/**
* Decrements the value of the {@code JSpinner} the given number of times.
*
* @param spinner the target {@code JSpinner}.
* @param times how many times the value of this fixture's {@code JSpinner} should be decremented.
* @throws IllegalArgumentException if {@code times} is less than or equal to zero.
* @throws IllegalStateException if the {@code JSpinner} is disabled.
* @throws IllegalStateException if the {@code JSpinner} is not showing on the screen.
*/
@RunsInEDT
public void decrement(@Nonnull JSpinner spinner, int times) {
checkIsPositive(times, "decrement the value");
validateAndDecrementValue(spinner, times);
robot.waitForIdle();
}
private void checkIsPositive(int times, @Nonnull String action) {
if (times > 0) {
return;
}
String msg = String.format("The number of times to %s should be greater than zero, but was <%d>", action, times);
throw new IllegalArgumentException(msg);
}
@RunsInEDT
private static void validateAndDecrementValue(final @Nonnull JSpinner spinner, final int times) {
execute(() -> {
checkEnabledAndShowing(spinner);
decrementValue(spinner, times);
});
}
@RunsInCurrentThread
private static void decrementValue(@Nonnull JSpinner spinner, int times) {
for (int i = 0; i < times; i++) {
Object newValue = spinner.getPreviousValue();
if (newValue == null) {
return;
}
spinner.setValue(newValue);
}
}
/**
* Decrements the value of the {@code JSpinner}.
*
* @param spinner the target {@code JSpinner}.
* @throws IllegalStateException if the {@code JSpinner} is disabled.
* @throws IllegalStateException if the {@code JSpinner} is not showing on the screen.
*/
@RunsInEDT
public void decrement(@Nonnull JSpinner spinner) {
validateAndDecrementValue(spinner);
robot.waitForIdle();
}
@RunsInEDT
private static void validateAndDecrementValue(final @Nonnull JSpinner spinner) {
execute(() -> {
checkEnabledAndShowing(spinner);
Object newValue = spinner.getPreviousValue();
if (newValue != null) {
spinner.setValue(newValue);
}
});
}
/**
* Returns the text displayed in the given {@code JSpinner}. This method first tries to get the text displayed in the
* {@code JSpinner}'s editor, assuming it is a {@code JTextComponent}. If the text from the editor cannot be
* retrieved, it will return the {@code String} representation of the value in the {@code JSpinner}'s model.
*
* @param spinner the target {@code JSpinner}.
* @return the text displayed in the given {@code JSpinner}.
*/
@RunsInEDT
public @Nullable String textOf(@Nonnull JSpinner spinner) {
JTextComponent editor = findEditor(spinner);
if (editor != null) {
return JTextComponentTextQuery.textOf(editor);
}
Object value = valueOf(spinner);
return value != null ? value.toString() : null;
}
/**
* Enters and commits the given text in the {@code JSpinner}, assuming its editor has a {@code JTextComponent} under
* it.
*
* @param spinner the target {@code JSpinner}.
* @param text the text to enter.
* @throws IllegalStateException if the {@code JSpinner} is disabled. Or if the {@code JSpinner} is not showing on the
* screen.
* @throws org.assertj.swing.exception.ActionFailedException if the editor of the {@code JSpinner} is not a
* {@code JTextComponent} or cannot be found.
*/
@RunsInEDT
public void enterTextAndCommit(@Nonnull JSpinner spinner, String text) {
enterText(spinner, text);
commit(spinner);
robot.waitForIdle();
}
@RunsInEDT
private static void commit(final @Nonnull JSpinner spinner) {
execute(() -> spinner.commitEdit());
}
/**
* Enters the given text in the {@code JSpinner}, assuming its editor has a {@code JTextComponent} under it. This
* method does not commit the value to the {@code JSpinner}.
*
* @param spinner the target {@code JSpinner}.
* @param text the text to enter.
* @throws IllegalStateException if the {@code JSpinner} is disabled. Or if the {@code JSpinner} is not showing on the
* screen.
* @throws org.assertj.swing.exception.ActionFailedException if the editor of the {@code JSpinner} is not a
* {@code JTextComponent} or cannot be
* found.
* @see #enterTextAndCommit(JSpinner, String)
*/
@RunsInEDT
public void enterText(@Nonnull JSpinner spinner, @Nonnull String text) {
checkInEdtEnabledAndShowing(spinner);
JTextComponent editor = findEditor(spinner);
robot.waitForIdle();
checkEditorNotNull(spinner, editor);
if (editor == null) {
return;
}
robot.focusAndWaitForFocusGain(editor);
invokeAction(editor, selectAllAction);
robot.enterText(text);
}
@RunsInEDT
private @Nullable JTextComponent findEditor(@Nonnull JSpinner spinner) {
ComponentFinder finder = robot.finder();
List<Component> found = newArrayList(finder.findAll(spinner, EDITOR_MATCHER));
if (found.size() != 1) {
return null;
}
Component c = found.get(0);
if (c instanceof JTextComponent) {
return (JTextComponent) c;
}
return null;
}
@RunsInEDT
private static void checkEditorNotNull(final @Nonnull JSpinner spinner, final @Nullable JTextComponent editor) {
execute(() -> {
if (editor == null) {
throw actionFailure(concat("Unable to find editor for ", format(spinner)));
}
});
}
/**
* Selects the given value in the given {@code JSpinner}.
*
* @param spinner the target {@code JSpinner}.
* @param value the value to select.
* @throws IllegalStateException if the {@code JSpinner} is disabled.
* @throws IllegalStateException if the {@code JSpinner} is not showing on the screen.
* @throws IllegalArgumentException if the given {@code JSpinner} does not support the given value.
*/
@RunsInEDT
public void selectValue(@Nonnull JSpinner spinner, @Nonnull Object value) {
try {
setValue(spinner, value);
} catch (IllegalArgumentException e) {
// message from original exception is useless
throw new IllegalArgumentException(concat("Value ", quote(value), " is not valid"));
}
robot.waitForIdle();
}
/**
* Returns the {@code JTextComponent} used as editor in the given {@code JSpinner}.
*
* @param spinner the target {@code JSpinner}.
* @return the {@code JTextComponent} used as editor in the given {@code JSpinner}.
* @throws org.assertj.swing.exception.ComponentLookupException if the given {@code JSpinner} does not have a
* {@code JTextComponent} as editor.
*/
@RunsInEDT
public JTextComponent editor(@Nonnull JSpinner spinner) {
return (JTextComponent) robot.finder().find(spinner, EDITOR_MATCHER);
}
/**
* Verifies that the value of the {@code JSpinner} is equal to the given one.
*
* @param spinner the target {@code JSpinner}.
* @param value the expected value.
* @throws AssertionError if the value of the {@code JSpinner} is not equal to the given one.
*/
@RunsInEDT
public void requireValue(@Nonnull JSpinner spinner, Object value) {
assertThat(valueOf(spinner)).as(propertyName(spinner, VALUE_PROPERTY)).isEqualTo(value);
}
}