JFileChooserDefaultDirectoryTest.java

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import java.io.File;
import java.util.concurrent.atomic.AtomicReference;
import javax.swing.JFileChooser;
import javax.swing.SwingUtilities;

/*
 * @test
 * @bug 4400728
 * @summary This testcase tests CCC4400728 request, checks whether JFileChooser
 *          constructor set correct default directory or not, it is typically
 *          the "Documents" folder on Windows, and the user's home directory
 *          on Unix.
 * @run main JFileChooserDefaultDirectoryTest
 */
public class JFileChooserDefaultDirectoryTest {

    public static void main(String[] args) throws Exception {
        final AtomicReference<String> actual = new AtomicReference<>("");
        SwingUtilities.invokeAndWait(() -> {
            JFileChooser jFileChooser = new JFileChooser();
            actual.set(jFileChooser.getFileSystemView()
                                   .getDefaultDirectory()
                                   .getName());
        });
        String actualDefaultDirectory = actual.get();
        final boolean isWindows = System.getProperty("os.name")
                                        .startsWith("Windows");
        if (isWindows) {
            if (actualDefaultDirectory.equals("Documents")) {
                System.out.println("Test Passed");
            } else {
                throw new RuntimeException(
                        "Test Failed, JFileChooser constructor sets incorrect" +
                        " default directory, actual = " +
                        actualDefaultDirectory +
                        " expected should be 'Documents'");
            }
        } else {
            final String userHome = System.getProperty("user.home");
            System.out.println("UserHome dir = " + userHome);
            String expectedDefaultDirectory = new File(userHome).getName();
            if (expectedDefaultDirectory.equals(actualDefaultDirectory)) {
                System.out.println("Test Passed");
            } else {
                throw new RuntimeException(
                        "Test Failed, JFileChooser constructor sets incorrect" +
                        " default directory, actual = " +
                        actualDefaultDirectory + " expected = " +
                        expectedDefaultDirectory);
            }
        }
    }

}