br.ufmg.dcc.saotome.beholder.selenium.SeleniumBrowser.java Source code

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Here is the source code for br.ufmg.dcc.saotome.beholder.selenium.SeleniumBrowser.java

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/*  Copyright 2014 ?caro Clever da Fonseca Braga
    
   Licensed to the Apache Software Foundation (ASF) under one
   or more contributor license agreements.  See the NOTICE file
   distributed with this work for additional information
   regarding copyright ownership.  The ASF licenses this file
   to you 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.
 */
package br.ufmg.dcc.saotome.beholder.selenium;

import java.net.URL;

import org.openqa.selenium.By;
import org.openqa.selenium.TimeoutException;
import org.openqa.selenium.WebDriver;
import org.openqa.selenium.support.ui.ExpectedCondition;
import org.openqa.selenium.support.ui.WebDriverWait;

import br.ufmg.dcc.saotome.beholder.Browser;
import br.ufmg.dcc.saotome.beholder.selenium.message.ErrorMessages;
import br.ufmg.dcc.saotome.beholder.selenium.ui.SeleniumComponent;

/**
 * Implements the Browser interface.
 * @author ?caro Clever F. Braga (icaroclever@gmail.com)
 * @version 1.0
 */
public class SeleniumBrowser implements Browser {

    public void open(final URL url) {
        if (url == null) {
            throw new IllegalArgumentException(String.format(ErrorMessages.ERROR_TEMPLATE_VARIABLE_NULL, "url"));
        }
        SeleniumController.getDriver().get(url.toString());
    }

    @Override
    public boolean isTextPresent(final String text) {

        try {
            WebDriverWait wait = new WebDriverWait(SeleniumController.getDriver(), SeleniumComponent.TIMEOUT);

            ExpectedCondition<Boolean> resultsAreDisplayed = new ExpectedCondition<Boolean>() {
                public Boolean apply(WebDriver arg0) {
                    String expression = text.toLowerCase();
                    String pageText = SeleniumController.getDriver().findElement(By.tagName("body")).getText()
                            .toLowerCase();
                    return pageText.contains(expression);
                }
            };
            wait.until(resultsAreDisplayed);
            return true;
        } catch (TimeoutException toe) {
            return false;
        }
    }

    /**
     * Implements the Alert subclass.
     * @author ?caro Clever F. Braga (icaroclever@gmail.com)
     * @version 1.0
     */
    public class SeleniumAlert extends Alert {

        @Override
        public void confirm() {
            SeleniumController.getDriver().switchTo().alert().accept();
        }

        @Override
        public void cancel() {
            SeleniumController.getDriver().switchTo().alert().dismiss();
        }

        @Override
        public String getText() {
            return SeleniumController.getDriver().switchTo().alert().getText();
        }

    }

    @Override
    public Alert getAlert() {
        return new SeleniumAlert();
    }
}