SettingStoreManager_Test.java

/*******************************************************************************
 * Copyright (c) 2002, 2009 Innoopract Informationssysteme GmbH.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *     Innoopract Informationssysteme GmbH - initial API and implementation
 *     EclipseSource - ongoing development
 ******************************************************************************/
package org.eclipse.rwt.internal.service;

import java.util.regex.Pattern;

import javax.servlet.http.Cookie;

import junit.framework.TestCase;

import org.eclipse.rwt.*;
import org.eclipse.rwt.service.ISettingStore;


/**
 * Tests for the class {@link SettingStoreManager}.
 */
public class SettingStoreManager_Test extends TestCase {

  public void testGetStoreTwoRequests() {
    ISettingStore store = SettingStoreManager.getStore();
    assertNotNull( store );

    // same session, new request -> same store
    Fixture.fakeNewRequest();
    ISettingStore sameStore = SettingStoreManager.getStore();
    assertSame( store, sameStore );
  }

  public void testGetStoreTwoSessions() {
    ISettingStore store = SettingStoreManager.getStore();
    assertNotNull( store );

    // new session -> new store
    fakeNewSession();
    ISettingStore newStore = SettingStoreManager.getStore();
    assertNotSame( store, newStore );
  }

  public void testGetStoreAfterLoad() throws Exception {
    ISettingStore store = SettingStoreManager.getStore();
    assertNotNull( store );

    // load storeById -> same store
    String randomId = String.valueOf( System.currentTimeMillis() );
    SettingStoreManager.getStore().loadById( randomId );
    assertSame( store, SettingStoreManager.getStore() );
  }

  public void testLoadById() throws Exception {
    String id = String.valueOf( System.currentTimeMillis() );

    ISettingStore store = SettingStoreManager.getStore();
    store.loadById( id );
    assertNull( store.getAttribute( "key" ) );
    store.setAttribute( "key", "value" );

    // new session -> new store
    fakeNewSession();
    ISettingStore newStore = SettingStoreManager.getStore();
    // no key in store, we haven't loaded yet
    assertNull( newStore.getAttribute( "key" ) );
    newStore.loadById( id );
    // key is in store
    assertEquals( "value", newStore.getAttribute( "key" ) );
  }

  public void testGetStoreSetsCookie() throws Exception {
    SettingStoreManager.getStore();
    TestResponse response = ( TestResponse )ContextProvider.getResponse();
    Cookie cookie = response.getCookie( "settingStore" );
    assertTrue( cookie.getMaxAge() > 0 );
    assertTrue( Pattern.matches( "[0-9]*_[0-9]*", cookie.getValue() ) );
  }

  public void testGetStoreReadsCookie() throws Exception {
    String storeId = "123_456";
    Cookie cookie = new Cookie( "settingStore", storeId );
    cookie.setMaxAge( 3600 );
    ( ( TestRequest )ContextProvider.getRequest() ).addCookie( cookie );

    ISettingStore store = SettingStoreManager.getStore();
    assertEquals( storeId, store.getId() );
  }

  public void testValidateCookieValue() throws Exception {
    assertFalse( SettingStoreManager.isValidCookieValue( "" ) );
    assertFalse( SettingStoreManager.isValidCookieValue( "_" ) );
    assertFalse( SettingStoreManager.isValidCookieValue( "ABC_DEF" ) );
    assertTrue( SettingStoreManager.isValidCookieValue( "123_456" ) );
    String maxLong = String.valueOf( Long.MAX_VALUE );
    String maxInt = String.valueOf( Integer.MAX_VALUE );
    String value = maxLong + "_" + maxInt;
    assertTrue( SettingStoreManager.isValidCookieValue( value ) );
  }

  protected void setUp() throws Exception {
    Fixture.setUp();
  }

  protected void tearDown() throws Exception {
    Fixture.tearDown();
  }

  //////////////////
  // helping methods

  private void fakeNewSession() {
    ContextProvider.disposeContext();
    Fixture.fakeContext();
  }

}