Python自动化测试框架【生成测试报告】,2024年最新面试题分享
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先自我介绍一下,小编浙江大学毕业,去过华为、字节跳动等大厂,目前阿里P7
深知大多数程序员,想要提升技能,往往是自己摸索成长,但自己不成体系的自学效果低效又漫长,而且极易碰到天花板技术停滞不前!
因此收集整理了一份《2024年最新软件测试全套学习资料》,初衷也很简单,就是希望能够帮助到想自学提升又不知道该从何学起的朋友。
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正文
specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS “AS
IS” AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
“”"
URL: http://tungwaiyip.info/software/HTMLTestRunner.html
author = “Wai Yip Tung”
version = “0.8.2”
“”"
Change History
Version 0.8.2
- Show output inline instead of popup window (Viorel Lupu).
Version in 0.8.1 - Validated XHTML (Wolfgang Borgert).
- Added description of test classes and test cases.
Version in 0.8.0 - Define Template_mixin class for customization.
- Workaround a IE 6 bug that it does not treat
TODO: color stderr
TODO: simplify javascript using ,ore than 1 class in the class attribute?
import datetime
import io
import sys
import time
import unittest
from xml.sax import saxutils
------------------------------------------------------------------------
The redirectors below are used to capture output during testing. Output
sent to sys.stdout and sys.stderr are automatically captured. However
in some cases sys.stdout is already cached before HTMLTestRunner is
invoked (e.g. calling logging.basicConfig). In order to capture those
output, use the redirectors for the cached stream.
e.g.
>>> logging.basicConfig(stream=HTMLTestRunner.stdout_redirector)
>>>
class OutputRedirector(object):
“”" Wrapper to redirect stdout or stderr “”"
def init(self, fp):
self.fp = fp
def write(self, s):
self.fp.write(s)
def writelines(self, lines):
self.fp.writelines(lines)
def flush(self):
self.fp.flush()
stdout_redirector = OutputRedirector(sys.stdout)
stderr_redirector = OutputRedirector(sys.stderr)
----------------------------------------------------------------------
Template
class Template_mixin(object):
“”"
Define a HTML template for report customerization and generation.
Overall structure of an HTML report
HTML
±-----------------------+
| |
| |
| |
| STYLESHEET |
| ±---------------+ |
| | | |
| ±---------------+ |
| |
| |
| |
| |
| |
| HEADING |
| ±---------------+ |
| | | |
| ±---------------+ |
| |
| REPORT |
| ±---------------+ |
| | | |
| ±---------------+ |
| |
| ENDING |
| ±---------------+ |
| | | |
| ±---------------+ |
| |
| |
| |
±-----------------------+
“”"
STATUS = {
0: ‘pass’,
1: ‘fail’,
2: ‘error’,
}
DEFAULT_TITLE = ‘Unit Test Report’
DEFAULT_DESCRIPTION = ‘’
------------------------------------------------------------------------
HTML Template
HTML_TMPL = r"“”<?xml version="1.0" encoding="UTF-8"?>
------------------------------------------------------------------------
Stylesheet
alternatively use a for external style sheet, e.g.
STYLESHEET_TMPL = “”"
“”"
------------------------------------------------------------------------
Heading
HEADING_TMPL = “”"
%(title)s
%(parameters)s%(description)s
""" # variables: (title, parameters, description)HEADING_ATTRIBUTE_TMPL = “”“
%(name)s: %(value)s
“”” # variables: (name, value)
------------------------------------------------------------------------
Report
REPORT_TMPL = “”"
Show Summary Failed All
%(test_list)sTest Group/Test case | Count | Pass | Fail | Error | View |
Total | %(count)s | %(Pass)s | %(fail)s | %(error)s |
REPORT_CLASS_TMPL = r"“”
%(desc)s %(count)s %(Pass)s %(fail)s %(error)s Detail """ # variables: (style, desc, count, Pass, fail, error, cid)REPORT_TEST_WITH_OUTPUT_TMPL = r"“”
%(script)s
REPORT_TEST_NO_OUTPUT_TMPL = r"“”
REPORT_TEST_OUTPUT_TMPL = r"“”
%(id)s: %(output)s
“”" # variables: (id, output)
------------------------------------------------------------------------
ENDING
ENDING_TMPL = “”“
-------------------- The end of the Template class -------------------
TestResult = unittest.TestResult
class _TestResult(TestResult):
note: _TestResult is a pure representation of results.
It lacks the output and reporting ability compares to unittest._TextTestResult.
def init(self, verbosity=1):
TestResult.init(self)
self.stdout0 = None
self.stderr0 = None
self.success_count = 0
self.failure_count = 0
self.error_count = 0
self.verbosity = verbosity
result is a list of result in 4 tuple
(
result code (0: success; 1: fail; 2: error),
TestCase object,
Test output (byte string),
stack trace,
)
self.result = []
def startTest(self, test):
TestResult.startTest(self, test)
just one buffer for both stdout and stderr
self.outputBuffer = io.StringIO()
stdout_redirector.fp = self.outputBuffer
stderr_redirector.fp = self.outputBuffer
self.stdout0 = sys.stdout
self.stderr0 = sys.stderr
sys.stdout = stdout_redirector
sys.stderr = stderr_redirector
def complete_output(self):
“”"
Disconnect output redirection and return buffer.
Safe to call multiple times.
“”"
if self.stdout0:
sys.stdout = self.stdout0
sys.stderr = self.stderr0
self.stdout0 = None
self.stderr0 = None
return self.outputBuffer.getvalue()
def stopTest(self, test):
Usually one of addSuccess, addError or addFailure would have been called.
But there are some path in unittest that would bypass this.
We must disconnect stdout in stopTest(), which is guaranteed to be called.
self.complete_output()
def addSuccess(self, test):
self.success_count += 1
TestResult.addSuccess(self, test)
output = self.complete_output()
self.result.append((0, test, output, ‘’))
if self.verbosity > 1:
sys.stderr.write(‘ok ‘)
sys.stderr.write(str(test))
sys.stderr.write(’\n’)
else:
sys.stderr.write(‘.’)
def addError(self, test, err):
self.error_count += 1
TestResult.addError(self, test, err)
_, _exc_str = self.errors[-1]
output = self.complete_output()
self.result.append((2, test, output, _exc_str))
if self.verbosity > 1:
sys.stderr.write(‘E ‘)
sys.stderr.write(str(test))
sys.stderr.write(’\n’)
else:
sys.stderr.write(‘E’)
def addFailure(self, test, err):
self.failure_count += 1
TestResult.addFailure(self, test, err)
_, _exc_str = self.failures[-1]
output = self.complete_output()
self.result.append((1, test, output, _exc_str))
if self.verbosity > 1:
sys.stderr.write(‘F ‘)
sys.stderr.write(str(test))
sys.stderr.write(’\n’)
else:
sys.stderr.write(‘F’)
class HTMLTestRunner(Template_mixin):
“”"
“”"
def init(self, stream=sys.stdout, verbosity=1, title=None, description=None):
self.stream = stream
self.verbosity = verbosity
if title is None:
self.title = self.DEFAULT_TITLE
else:
self.title = title
if description is None:
self.description = self.DEFAULT_DESCRIPTION
else:
self.description = description
self.startTime = datetime.datetime.now()
def run(self, test):
“Run the given test case or test suite.”
result = _TestResult(self.verbosity)
test(result)
self.stopTime = datetime.datetime.now()
self.generateReport(test, result)
print >> sys.stderr, ‘\nTime Elapsed: %s’ % (self.stopTime-self.startTime)
print(sys.stderr, ‘\nTime Elapsed: %s’ % (self.stopTime-self.startTime))
return result
def sortResult(self, result_list):
unittest does not seems to run in any particular order.
Here at least we want to group them together by class.
rmap = {}
classes = []
for n,t,o,e in result_list:
cls = t.class
if not cls in rmap:
rmap[cls] = []
classes.append(cls)
rmap[cls].append((n,t,o,e))
r = [(cls, rmap[cls]) for cls in classes]
return r
def getReportAttributes(self, result):
“”"
Return report attributes as a list of (name, value).
Override this to add custom attributes.
“”"
startTime = str(self.startTime)[:19]
duration = str(self.stopTime - self.startTime)
status = []
if result.success_count: status.append(‘Pass %s’ % result.success_count)
if result.failure_count: status.append(‘Failure %s’ % result.failure_count)
if result.error_count: status.append(‘Error %s’ % result.error_count )
if status:
status = ’ '.join(status)
else:
status = ‘none’
return [
(‘Start Time’, startTime),
(‘Duration’, duration),
(‘Status’, status),
]
def generateReport(self, test, result):
report_attrs = self.getReportAttributes(result)
generator = ‘HTMLTestRunner %s’ % version
stylesheet = self._generate_stylesheet()
heading = self._generate_heading(report_attrs)
report = self._generate_report(result)
ending = self._generate_ending()
output = self.HTML_TMPL % dict(
title = saxutils.escape(self.title),
generator = generator,
stylesheet = stylesheet,
heading = heading,
report = report,
ending = ending,
)
self.stream.write(output.encode(‘utf8’))
网上学习资料一大堆,但如果学到的知识不成体系,遇到问题时只是浅尝辄止,不再深入研究,那么很难做到真正的技术提升。
需要这份系统化的资料的朋友,可以添加V获取:vip1024b (备注软件测试)
一个人可以走的很快,但一群人才能走的更远!不论你是正从事IT行业的老鸟或是对IT行业感兴趣的新人,都欢迎加入我们的的圈子(技术交流、学习资源、职场吐槽、大厂内推、面试辅导),让我们一起学习成长!
= self._generate_stylesheet()
heading = self._generate_heading(report_attrs)
report = self._generate_report(result)
ending = self._generate_ending()
output = self.HTML_TMPL % dict(
title = saxutils.escape(self.title),
generator = generator,
stylesheet = stylesheet,
heading = heading,
report = report,
ending = ending,
)
self.stream.write(output.encode(‘utf8’))
网上学习资料一大堆,但如果学到的知识不成体系,遇到问题时只是浅尝辄止,不再深入研究,那么很难做到真正的技术提升。
需要这份系统化的资料的朋友,可以添加V获取:vip1024b (备注软件测试)
[外链图片转存中…(img-5C3U6JF5-1713356074383)]
一个人可以走的很快,但一群人才能走的更远!不论你是正从事IT行业的老鸟或是对IT行业感兴趣的新人,都欢迎加入我们的的圈子(技术交流、学习资源、职场吐槽、大厂内推、面试辅导),让我们一起学习成长!

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