source: devel/testlink/automation2.0/src/test/java/org/expressolivre/cte/pages/common/Page.java @ 4620

package org.expressolivre.cte.pages.common;

import java.util.List;
import java.util.concurrent.TimeUnit;

import org.openqa.selenium.By;
import org.openqa.selenium.NoSuchElementException;
import org.openqa.selenium.RenderedWebElement;
import org.openqa.selenium.WebDriver;
import org.openqa.selenium.WebElement;

/**
 * @author L.F.Estivalet (Serpro)
 * 
 *         Created on Jan 4, 2011 at 3:52:33 PM
 * 
 */
public class Page {

        /** Implementacao do driver a ser utilizado no teste da pagina. */
        protected WebDriver driver;

        /**
         * @param driver
         *            Implementacao do driver (Firefox, IE, etc)
         */
        public Page(WebDriver driver) {
                this.driver = driver;
        }

        /**
         * Procura e clica em um elemento de tela.
         * 
         * @param by
         */
        public void clickElement(By by) {
                driver.findElement(by).click();
        }

        /**
         * Aguarda elemento aparecer e depois clica.
         * 
         * @param id
         *            Id do elemento a ser clicado.
         */
        public void findAndClickElement(String id) {
                this.waitForElement(By.id(id));
                this.clickElement(By.id(id));
        }

        /**
         * Aguarda ate o elemento aparecer na tela.
         * 
         * @param by
         *            Element a ser pesquisado, podendo ser por id, xpath, name.
         */
        public void waitForElement(By by) {
                isDisplayed(this.waitFindElement(by, 5000, 1000));
        }

        /**
         * @param ms
         */
        public void waitAMoment(long ms) {
                driver.manage().timeouts().implicitlyWait(ms, TimeUnit.MILLISECONDS);
        }

        /**
         * @param e
         */
        public boolean isDisplayed(RenderedWebElement e) {
                // Up to 10 times
                for (int i = 0; i < 10; i++) {
                        // Check whether our element is visible yet
                        if (e.isDisplayed()) {
                                return true;
                        }

                        try {
                                Thread.sleep(1000);
                        } catch (InterruptedException ex) {
                                // Try again
                        }
                }
                return false;
        }

        public boolean isNotDisplayed(RenderedWebElement e) {
                // Up to 10 times
                for (int i = 0; i < 10; i++) {
                        // Check whether our element is visible yet
                        if (!e.isDisplayed()) {
                                return true;
                        }

                        try {
                                Thread.sleep(1000);
                        } catch (InterruptedException ex) {
                                // Try again
                        }
                }
                return false;
        }

        /**
         * @param id
         * @return
         */
        public String getElementContent(String id) {
                return driver.findElement(By.id(id)).getText();
        }

        public String getDisplayedElementContent(String id) {
                waitForElement(By.id(id));
                return driver.findElement(By.id(id)).getText();
        }

        public RenderedWebElement waitFindElement(By by, long timeout, long interval) {
                long start = System.currentTimeMillis();
                while (true) {
                        try {
                                return (RenderedWebElement) driver.findElement(by);
                        } catch (NoSuchElementException nse) {
                                if (System.currentTimeMillis() - start >= timeout) {
                                        throw new Error("Timeout reached and element[" + by
                                                        + "]not found");
                                } else {
                                        try {
                                                synchronized (this) {
                                                        wait(interval);
                                                }
                                        } catch (InterruptedException e) {
                                                e.printStackTrace();
                                        }
                                }
                        }
                }
        }

        /**
         * Seta o valor de uma combo box.
         * 
         * @param element
         *            Combo box.
         * @param value
         *            Valor a ser selecionado.
         */
        public void setComboValue(WebElement element, String value) {
                List<WebElement> options = element.findElements(By.tagName("option"));
                for (WebElement option : options) {
                        if (option.getText().equals(value)) {
                                option.setSelected();
                                return;
                        }
                }

                // TODO Rever o tratamento da excecao quando um valor nao for encontrado
                // na combobox.

                try {
                        throw new Exception("Valor " + value + " não encontrado em "
                                        + element);
                } catch (Exception e) {
                        // TODO Auto-generated catch block
                        e.printStackTrace();
                }
        }

        public String getComboValue(WebElement element) {
                List<WebElement> options = element.findElements(By.tagName("option"));
                for (WebElement option : options) {
                        if (option.isSelected()) {
                                return option.getText();
                        }
                }
                return null;
        }

}