1 from selenium import webdriver
2 from selenium.webdriver.support.wait import WebDriverWait
3 from selenium.webdriver.support import expected_conditions as EC
4 from selenium.webdriver.common.by import By
5 from selenium.webdriver.common.action_chains import ActionChains
6 from selenium.webdriver.support.select import Select
7
8 '''
9 对selenium进行二次封装
10 '''
11 class PySelenium(object):
12
13 '''
14 初始化,实例化浏览器驱动对象
15 '''
16 def __init__(self, browser='ff'):
17 if browser == 'ff' or browser == 'firefox': # 火狐
18 driver = webdriver.Firefox()
19 elif browser == 'chrome': # 谷歌
20 option = webdriver.ChromeOptions()
21 option.add_argument("--start-maximized")
22 driver = webdriver.Chrome(chrome_options=option)
23 elif browser == 'ie' | browser == 'internet explorer': # IE
24 driver = webdriver.Ie()
25 elif browser == "opera":
26 driver = webdriver.Opera()
27 elif browser == "phantomjs":
28 driver = webdriver.PhantomJS()
29 elif browser == 'edge':
30 driver = webdriver.Edge()
31
32 try:
33 self.driver = driver
34 except Exception:
35 # 手动抛出异常
36 raise NameError(
37 "Not found %s browser,You can enter 'ie', 'ff', 'opera', 'phantomjs', 'edge' or 'chrome'." % browser)
38
39
40 '''
41 设置元素等待
42 '''
43 def elementWait(self, css, secs=5):
44 # 判断表达式是否包含指定字符
45 if "=>" not in css:
46 raise NameError("Positioning syntax errors, lack of '=>'.")
47
48 # 提取元素定位方式和定位表达式
49 by = css.split("=>")[0]
50 value = css.split("=>")[1]
51
52 if by == "id":
53 WebDriverWait(self.driver, secs, 1).until(EC.presence_of_element_located(By.ID,value))
54 elif by == 'name':
55 WebDriverWait(self.driver, secs, 1).until(EC.presence_of_element_located(By.NAME,value))
56 elif by == "class":
57 WebDriverWait(self.driver, secs, 1).until(EC.presence_of_element_located((By.CLASS_NAME, value)))
58 elif by == "link_text":
59 WebDriverWait(self.driver, secs, 1).until(EC.presence_of_element_located((By.LINK_TEXT, value)))
60 elif by == "xpath":
61 WebDriverWait(self.driver, secs, 1).until(EC.presence_of_element_located((By.XPATH, value)))
62 elif by == "css":
63 WebDriverWait(self.driver, secs, 1).until(EC.presence_of_element_located((By.CSS_SELECTOR, value)))
64 else:
65 raise NameError(
66 "Please enter the correct targeting elements,'id','name','class','link_text','xpath','css'.")
67
68 '''
69 获取指定元素对象
70 表达式： by=>value （by为定位方式,value为定位方式的表达式,例如:按照id定位某个元素,id=>"#"）
71 '''
72 def getElement(self, css):
73 if "=>" not in css:
74 raise NameError("Positioning syntax errors, lack of '=>'.")
75
76 by = css.split("=>")[0]
77 value = css.split("=>")[1]
78
79 if by == 'id':
80 element = self.driver.find_element_by_id(value)
81 elif by == 'name':
82 element = self.driver.find_element_by_name(value)
83 elif by == 'class':
84 element = self.driver.find_element_by_class_name(value)
85 elif by == 'link_text':
86 element = self.driver.find_element_by_link_text(value)
87 elif by == 'xpath':
88 element = self.driver.find_element_by_xpath(value)
89 elif by == 'css':
90 element = self.driver.find_element_by_css_selector(value)
91 else:
92 raise NameError("Please enter the correct targeting elements,'id','name','class','link_text','xpath','css'.")
93 return element
94
95 '''
96 请求/打开指定链接
97 '''
98 def openUrl(self, url):
99 self.driver.get(url)
100
101 '''
102 窗口最大化
103 '''
104 def maxWindows(self):
105 self.driver.maximize_window()
106
107 '''
108 设置窗口指定宽高
109 '''
110 def setWindowsSize(self, wide, high):
111 self.driver.set_window_size(width=wide,height=high)
112
113 '''
114 添加文本到input
115 '''
116 def addText(self, css, massage):
117 self.elementWait(css)
118 input = self.getElement(css)
119 input.send_keys(massage)
120
121 '''
122 清空input中的文本
123 '''
124 def clear(self, css):
125 self.elementWait(css)
126 self.getElement(css).clear()
127
128 '''
129 鼠标左键单击
130 '''
131 def click(self, css):
132 self.elementWait(css)
133 self.getElement(css).click()
134
135 '''
136 鼠标右键单击
137 '''
138 def rightClick(self, css):
139 self.elementWait(css)
140 ActionChains(self.driver).context_click(self.getElement(css)).perform()
141
142 '''
143 移动鼠标到指定元素(默认在元素的中间位置)
144 '''
145 def moveToTargetElement(self, css):
146 self.elementWait(css)
147 ActionChains(self.driver).move_to_element(self.getElement(css)).perform()
148
149 '''
150 移动鼠标到指定元素,并且指定位于元素的x,y偏移量(偏移量相对于元素的左上角)
151 '''
152 def moveToTargetElementWithOffset(self, css, xoffset, yoffset):
153 self.elementWait(css)
154 ActionChains(self.driver).move_to_element_with_offset(self.getElement(css), xoffset, yoffset).perform()
155
156 '''
157 鼠标左键双击
158 '''
159 def doubleClick(self, css):
160 self.elementWait(css)
161 ActionChains(self.driver).double_click(self.getElement(css)).perform()
162
163 '''
164 拖拽元素到指定元素处
165 '''
166 def dragAndDropToElement(self, sourceCss, targetCss):
167 self.elementWait(sourceCss)
168 self.elementWait(targetCss)
169 ActionChains(self.driver).drag_and_drop(self.getElement(sourceCss),self.getElement(targetCss)).perform()
170
171 '''
172 拖拽元素指定偏移(该偏移是相对于当前鼠标的坐标偏移量)
173 '''
174 def dragAndDropToOffset(self, sourceCss, xoffset, yoffset):
175 self.elementWait(sourceCss)
176 ActionChains(self.driver).drag_and_drop_by_offset(self.getElement(sourceCss), xoffset, yoffset).perform()
177
178 '''
179 鼠标左键点击链接文本
180 '''
181 def clickLinkText(self, text):
182 self.driver.find_element_by_partial_link_text(text).click()
183
184 '''
185 关闭当前窗口
186 '''
187 def close(self):
188 self.driver.close()
189
190 '''
191 关闭浏览器驱动
192 '''
193 def quit(self):
194 self.driver.quit()
195
196 '''
197 提交指定表单
198 '''
199 def submit(self, css):
200 self.elementWait(css)
201 self.getElement(css).submit()
202
203 '''
204 刷新当前页面,相当于点击F5
205 '''
206 def F5(self):
207 self.driver.refresh()
208
209 '''
210 执行指定的js代码
211 '''
212 def js(self, javaScript):
213 self.driver.execute_script(javaScript)
214
215 '''
216 获取指定元素的某个属性值
217 '''
218 def getAttribute(self, css, attr):
219 self.elementWait(css)
220 self.getElement(css).get_attribute(attr)
221
222 '''
223 获取指定元素的文本内容,即value属性值
224 '''
225 def getText(self, css):
226 self.elementWait(css)
227 self.getElement(css).text
228
229 '''
230 判断元素是否可见
231 '''
232 def isDisplay(self, css):
233 self.elementWait(css)
234 return self.getElement(css).is_displayed()
235
236 '''
237 判断元素是否启用
238 '''
239 def isEnabled(self, css):
240 self.elementWait(css)
241 return self.getElement(css).is_enabled()
242
243 '''
244 判断元素是否选中,一般用于验证checkbox和radio
245 '''
246 def isSelected(self, css):
247 self.elementWait(css)
248 return self.getElement(css).is_selected()
249
250 '''
251 获取当前页面的title
252 '''
253 def getTitle(self):
254 return self.driver.title
255
256 '''
257 获取当前页面的url
258 '''
259 def getCurrentUrl(self):
260 return self.driver.current_url
261
262 '''
263 截图,保存到指定路径下文件中
264 '''
265 def getScreenshot(self, fullFileName):
266 self.driver.get_screenshot_as_file(fullFileName)
267
268 '''
269 全局等待,Implicitly wait.All elements on the page.
270 '''
271 def wait(self, secs):
272 self.driver.implicitly_wait(secs)
273
274 '''
275 弹框警告-确认
276 '''
277 def alertAccept(self):
278 # self.driver.switch_to_alert().accept() 废弃的方式
279 self.driver.switch_to.alert.accept()
280
281 '''
282 弹框警告-取消
283 '''
284 def alertDismiss(self):
285 # self.driver.switch_to_alert().dismiss() 废弃的方式
286 self.driver.switch_to.alert.dismiss()
287
288 '''
289 切换到指定的iframe
290 '''
291 def switchFrame(self, css):
292 self.elementWait(css)
293 self.driver.switch_to.frame(self.getElement(css))
294
295 '''
296 切换到上一级(iframe)
297 '''
298 def switchFrameOut(self):
299 self.driver.switch_to.default_content()
300
301 '''
302 打开新页面,并切换当前句柄为新页面的句柄
303 (每个页面对应一个句柄handle,可以通过self.driver.window_handles查看所有句柄)
304 --当前方法可能存在问题
305 '''
306 def openNewWindow(self):
307 original_windows = self.driver.current_window_handle
308 all_handles = self.driver.window_handles
309 for handle in all_handles:
310 if handle != original_windows:
311 self.driver.switch_to.window(handle)
312
313
314 '''
315 等待元素,默认5秒,每1秒检查一次
316 --如果超时则对当前页面截图,以指定的文件名称保存到图片存储目录,并返回false
317 '''
318 def waitEleAndSaveExceptionForTimeout(self, css, pictureName):
319 try:
320 self.elementWait(css)
321 return True
322 except Exception as e:
323 from conf.path import PICTUREPATH # 导入定义的图片存储目录路径
324 pictureFullName = PICTUREPATH + pictureName + '.jpg'
325 self.getScreenshot(pictureFullName)
326 return False
327
328 '''
329 等待元素,10秒,每1秒检查一次
330 --如果超时,返回false
331 '''
332 def waitEleAndExceptionForTimeout(self, css):
333 try:
334 self.element_wait(css, secs=10)
335 return True
336 except Exception as e:
337 return False
338
339 '''
340 根据指定的值选中相应的下拉列表中的选项
341 --如果没有指定的值则抛出异常
342 '''
343 def selectByValue(self, css, value):
344 self.element_wait(css)
345 Select(self.get_element(css)).select_by_value(value)
346
347 if __name__ == '__main__':
348 pySelenium = PySelenium('chrome')
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