Selenium2学习-028-WebUI自动化实战实例-026-获取页面元素值或者元素属性值

在自动化脚本编写过程中，经常需要获取页面元素的文本进行判断，以便对于不同的文本进行不同的处理。比如：很多的购物网站，加入购物车的按钮是有多个状态的（加入购物车、到货通知、暂不销售等），那么在实际的操作过程中，需要对此按钮对应的不同的值，执行相应的逻辑。

代码相对比较简单，在此不再详细说明了，直接上码，敬请各位小主参阅，若有不足之处，敬请大神指正，非常感谢！

获取元素值的源码如下所示：

  1     /**
  2      * @function Get text of element. It will be return null when the element not exist or By is null
  3      * 
  4      * @author Aaron.ffp
  5      * @version V1.0.0: autoUISelenium main.java.aaron.sele.core SeleniumCore.java getElementText, 2015-1-25 20:48:04 Exp $
  6      * 
  7      * @param by  : By
  8      * 
  9      * @return String
 10      */
 11     public String getElementText(By by){
 12         String elementText = "";
 13         
 14         if (by == null) {
 15             return "";
 16         }
 17         
 18         try {
 19             elementText = this.getElement(by).getText().toString().trim();
 20         } catch (NoSuchElementException nsee) {
 21             this.logger.error(nsee);
 22             nsee.printStackTrace();
 23         }
 24         
 25         return elementText;
 26     }
 27     
 28     /**
 29      * @function Get text of element. It will be return null when the element not exist or locator is empty
 30      * 
 31      * @author Aaron.ffp
 32      * @version V1.0.0: autoUISelenium main.java.aaron.sele.core SeleniumCore.java getElementText, 2015-1-25 20:47:40 Exp $
 33      * 
 34      * @param locator  : (ID, name, cssSelector, xpath, linkText, className, partialLinkText, tagName)
 35      * 
 36      * @return String
 37      */
 38     public String getElementText(String locator){
 39         String elementText = "";
 40         
 41         locator = ((locator == null)|| "".equals(locator)) ? "" : locator;
 42         
 43         try {
 44             elementText = this.getElement(locator).getText().toString().trim();
 45         } catch (NoSuchElementException nsee) {
 46             this.logger.error(nsee);
 47             nsee.printStackTrace();
 48         }
 49         
 50         return elementText;
 51     }
 52     
 53     /**
 54      * @function Get text of element. It will be return empty when the element not exist or locator is empty
 55      * 
 56      * @author Aaron.ffp
 57      * @version V1.0.0: autoUISelenium main.java.aaron.sele.core SeleniumCore.java getElementText, 2015-1-25 19:10:42 Exp $
 58      * 
 59      * @param webdriver : WebDriver
 60      * @param by        : By
 61      * 
 62      * @return String
 63      */
 64     public String getElementText(WebDriver webdriver, By by){
 65         String elementText = "";
 66         
 67         try {
 68             elementText = this.getElement(webdriver, by).getText().toString().trim();
 69         } catch (NoSuchElementException nsee) {
 70             this.logger.error(nsee);
 71             nsee.printStackTrace();
 72         }
 73         
 74         return elementText;
 75     }
 76     
 77     /**
 78      * @function Get text of element. It will be return empty when the element not exist or locator is empty
 79      * 
 80      * @author Aaron.ffp
 81      * @version V1.0.0: autoUISelenium main.java.aaron.sele.core SeleniumCore.java getElementText, 2015-1-25 19:01:03 Exp $
 82      * 
 83      * @param webdriver : WebDriver
 84      * @param locator   : (ID, name, cssSelector, xpath, linkText, className, partialLinkText, tagName)
 85      * 
 86      * @return String
 87      */
 88     public String getElementText(WebDriver webdriver, String locator){
 89         String elementText = "";
 90         
 91         try {
 92             elementText = this.getElement(webdriver, locator).getText().toString().trim();
 93         } catch (NoSuchElementException nsee) {
 94             this.logger.error(nsee);
 95             nsee.printStackTrace();
 96         }
 97         
 98         return elementText;
 99     }
100     
101     /**
102      * @function Get text of element. It will be return empty when the element not exist or locator is empty
103      * 
104      * @author Aaron.ffp
105      * @version V1.0.0: autoUISelenium main.java.aaron.sele.core SeleniumCore.java getElementTextByXpath, 2015-1-25 20:47:03 Exp $
106      * 
107      * @param locator : XPath
108      * 
109      * @return String
110      */
111     public String getElementTextByXpath(String locator){
112         String elementText = "";
113         
114         try {
115             elementText = this.webdriver.findElement(By.xpath(locator)).getText().toString().trim();
116         } catch (NoSuchElementException nsee) {
117             this.logger.error(nsee);
118             nsee.printStackTrace();
119         }
120         
121         return elementText;
122     }
123     
124     /**
125      * @function Get text of element. It will be return empty when the element not exist or locator is empty
126      * 
127      * @author Aaron.ffp
128      * @version V1.0.0: autoUISelenium main.java.aaron.sele.core SeleniumCore.java getElementText, 2015-1-25 20:47:03 Exp $
129      * 
130      * @param webdriver : WebDriver
131      * @param locator   : XPath
132      * 
133      * @return String
134      */
135     public String getElementTextByXpath(WebDriver webdriver, String locator){
136         String elementText = "";
137         
138         try {
139             elementText = this.webdriver.findElement(By.xpath(locator)).getText().toString().trim();
140         } catch (NoSuchElementException nsee) {
141             this.logger.error(nsee);
142             nsee.printStackTrace();
143         }
144         
145         return elementText;
146     }

获取元素属性值的源码如下所示：

  1     /**
  2      * @function Get text of attribute to the element. It will be return empty when the attribute not exist.
  3      * 
  4      * @author Aaron.ffp
  5      * @version V1.0.0: autoUISelenium main.java.aaron.sele.core SeleniumCore.java getElementValue, 2015-1-25 20:42:13 Exp $
  6      * 
  7      * @param locator   : (ID, name, cssSelector, xpath, linkText, className, partialLinkText, tagName)
  8      * @param attribute : attribute of element
  9      * 
 10      * @return String
 11      */
 12     public String getElementValue(By by, String attribute){
 13         String attrbuteValue = "";
 14         
 15         try {
 16             attrbuteValue = this.getElement(by).getAttribute(attribute);
 17         } catch (NoSuchElementException nsee) {
 18             this.logger.error(nsee);
 19             nsee.printStackTrace();
 20         }
 21         
 22         return attrbuteValue;
 23     }
 24     
 25     /**
 26      * @function Get text of attribute to the element. It will be return empty when the attribute not exist.
 27      * 
 28      * @author Aaron.ffp
 29      * @version V1.0.0: autoUISelenium main.java.aaron.sele.core SeleniumCore.java getElementValue, 2015-1-25 20:37:02 Exp $
 30      * 
 31      * @param locator   : (ID, name, cssSelector, xpath, linkText, className, partialLinkText, tagName)
 32      * @param attribute : attribute of element
 33      * 
 34      * @return String
 35      */
 36     public String getElementValue(String locator, String attribute){
 37         String attrbuteValue = "";
 38         
 39         try {
 40             attrbuteValue = this.getElement(locator).getAttribute(attribute);
 41         } catch (NoSuchElementException nsee) {
 42             this.logger.error(nsee);
 43             nsee.printStackTrace();
 44         }
 45         
 46         return attrbuteValue;
 47     }
 48     
 49     /**
 50      * @function Get text of attribute to the element. It will be return empty when the attribute not exist.
 51      * 
 52      * @author Aaron.ffp
 53      * @version V1.0.0: autoUISelenium main.java.aaron.sele.core SeleniumCore.java getElementValue, 2015-1-25 19:41:17 Exp $
 54      * 
 55      * @param webdriver : WebDriver
 56      * @param locator   : (ID, name, cssSelector, xpath, linkText, className, partialLinkText, tagName)
 57      * @param attribute : attribute of element
 58      * 
 59      * @return String
 60      */
 61     public String getElementValue(WebDriver webdriver, By by, String attribute){
 62         String attrbuteValue = "";
 63         
 64         try {
 65             attrbuteValue = this.getElement(webdriver, by).getAttribute(attribute);
 66         } catch (NoSuchElementException nsee) {
 67             this.logger.error(nsee);
 68             nsee.printStackTrace();
 69         }
 70         
 71         return attrbuteValue;
 72     }
 73     
 74     /**
 75      * @function Get text of attribute to the element. It will be return empty when the attribute not exist.
 76      * 
 77      * @author Aaron.ffp
 78      * @version V1.0.0: autoUISelenium main.java.aaron.sele.core SeleniumCore.java getElementValue, 2015-1-25 19:36:23 Exp $
 79      * 
 80      * @param webdriver : WebDriver
 81      * @param locator   : (ID, name, cssSelector, xpath, linkText, className, partialLinkText, tagName)
 82      * @param attribute : attribute of element
 83      * 
 84      * @return String
 85      */
 86     public String getElementValue(WebDriver webdriver, String locator, String attribute){
 87         String attrbuteValue = "";
 88         
 89         try {
 90             attrbuteValue = this.getElement(webdriver, locator).getAttribute(attribute);
 91         } catch (NoSuchElementException nsee) {
 92             this.logger.error(nsee);
 93             nsee.printStackTrace();
 94         }
 95         
 96         return attrbuteValue;
 97     }
 98     
 99     /**
100      * @function Get text of attribute to the element. It will be return empty when the attribute not exist.
101      * 
102      * @author Aaron.ffp
103      * @version V1.0.0: autoUISelenium main.java.aaron.sele.core SeleniumCore.java getElementValueByXpath, 2015-1-25 20:47:03 Exp $
104      * 
105      * @param locator   : XPath
106      * @param attribute : attribute of element
107      * 
108      * @return String
109      */
110     public String getElementValueByXpath(String locator, String attribute){
111         String attrbuteValue = "";
112         
113         try {
114             attrbuteValue = this.webdriver.findElement(By.xpath(locator)).getAttribute(attribute);
115         } catch (NoSuchElementException nsee) {
116             this.logger.error(nsee);
117             nsee.printStackTrace();
118         }
119         
120         return attrbuteValue;
121     }
122     
123     /**
124      * @function Get text of attribute to the element. It will be return empty when the attribute not exist.
125      * 
126      * @author Aaron.ffp
127      * @version V1.0.0: autoUISelenium main.java.aaron.sele.core SeleniumCore.java getElementValueByXpath, 2015-1-25 20:47:03 Exp $
128      * 
129      * @param webdriver : WebDriver
130      * @param locator   : XPath
131      * @param attribute : attribute of element
132      * 
133      * @return String
134      */
135     public String getElementValueByXpath(WebDriver webdriver, String locator, String attribute){
136         String attrbuteValue = "";
137         
138         try {
139             attrbuteValue = this.webdriver.findElement(By.xpath(locator)).getAttribute(attribute);
140         } catch (NoSuchElementException nsee) {
141             this.logger.error(nsee);
142             nsee.printStackTrace();
143         }
144         
145         return attrbuteValue;
146     }

至此，WebUI 自动化功能测试脚本第 026-获取页面元素值或者元素属性值 顺利完结，希望此文能够给初学 Selenium 的您一份参考。

最后，非常感谢亲的驻足，希望此文能对亲有所帮助。热烈欢迎亲一起探讨，共同进步。非常感谢！ ^_^

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原文地址：https://www.cnblogs.com/fengpingfan/p/4699568.html