Jenkins：python-unitest选择失败的版本号进行重跑失败的用例

Jenkins配置：

1.增加字符参数FAIL_VERSION，默认为no

2.buid的时候，加一个判断，当有输入版本号的时候走重跑的路

if [[ "$FAIL_VERSION" == "no" ]];then
    python $WORKSPACE/JenkinsWorker.py
else
    python /usr/local/failcaserun/start_run_failcase.py $WORKSPACE $FAIL_VERSION
fi

源码如下：

FailCaseRun.py

#coding=utf-8
import os,sys
from lxml import etree
from BaseFun import excuteSuiteExportReport, analysisResult
import HTMLTestRunner,unittest

resultlogpath = sys.argv[1]

def analysisResult(test_result):
    """分析测试报告"""
    failure_count = test_result.failure_count
    error_count = test_result.error_count
    print("用例执行失败个数为%s" % failure_count)
    print("用例执行错误个数为%s" % error_count)
    if failure_count == 0 and error_count == 0:
        print "正常退出"
    else:
        print "异常退出"
        raise Exception("用例执行失败")

def parsing():
    """解析测试结果报告"""
    print "分析的测试报告为：" + resultlogpath
    #默认是XML解析器，碰到不规范的html文件时就会解析错误，增加解析器
    parser = etree.HTMLParser(encoding='utf-8')
    html = etree.parse(resultlogpath, parser=parser)
    return html

def get_failcasecount_and_failsuitelist():
    """获取失败的用例数量和失败的suite列表"""
    html= parsing()
    #获取用例执行结果，如：Status: Pass 19 Failure 11 Error 2
    status = html.xpath('//div[@class="heading"]/p/text()')[2]
    ##获取失败用例数情况
    status_list = status.strip().split(' ')
    if "Failure" not in status_list and "Error" not in status_list: #无失败和错误的用例
        fail_casecount = 0
    elif "Failure" in status_list or "Error" not in status_list: #有失败无错误的用例
        failure_count_index = status_list.index("Failure") + 1
        fail_casecount = status_list[failure_count_index]
    elif "Failure" not in status_list or "Error" in status_list:  #无失败有错误的用例
        failure_count_index = status_list.index("Error") + 1
        fail_casecount = status_list[failure_count_index]
    elif "Failure" in status_list and "Error" in status_list:  #有失败和错误的用例
        failure_count_index = status_list.index("Failure") + 1
        error_count_index = status_list.index("Error") + 1
        fail_casecount = status_list[failure_count_index] + status_list[error_count_index]
    else:
        raise AssertionError(resultlogpath +"测试报告中无用例执行成功/失败信息，请确认")
    print "测试报告中用例执行结果：" + status + "；    失败用例数：" + str(fail_casecount)

    fail_suitelist = []
    if fail_casecount != 0:
        fail_suitecount = len(html.xpath('//tr[@class="failClass"]'))
        for i in range(fail_suitecount):
            fail_suitelist.append(html.xpath('//tr[@class="failClass"]/td[1]')[i].text)
        print "测试报告中失败的suite:" + str(fail_suitelist)
        return int(fail_casecount),fail_suitelist
    else:
        print "测试报告中无失败用例，不需要重跑"


def get_failcaselist():
    """获取该失败的用例列表"""
    # fail_casecount = get_failcasecount_and_failsuitelist()[0]
    fail_suitelist = get_failcasecount_and_failsuitelist()[1]
    fail_suitecount = len(fail_suitelist)
    fail_caselist = []

    fo_html = open(resultlogpath, 'rb')
    i = -1
    fail_caseinfo_andsuite_list = [None] * fail_suitecount
    for j in range(fail_suitecount):
        fail_caseinfo_andsuite_list[j] = []

    for line in fo_html:
        if "<tr class='errorClass'>" in line or "<tr class='failClass'>" in line:
            i = i + 1
        if "<td class='failCase'><div class='testcase'>" in line or "<td class='errorCase'><div class='testcase'" in line:  # 获取失败的用例所在行
            casename_tmp = line.strip().split("<div class='testcase'>")[1].split("</div>")[0]
            suite_and_case_info_tmp = {'suitename':fail_suitelist[i],'casename':casename_tmp}
            fail_caseinfo_andsuite_list[i].append(suite_and_case_info_tmp)

    for k in range(fail_suitecount):
        for tmp in fail_caseinfo_andsuite_list[k]:
            fail_caselist.append(tmp)
    # print fail_caselist
    return fail_caselist

def run_failcase():
    """主程序，进行重跑操作"""
    fail_caselist = get_failcaselist()
    print "失败的case列表：",fail_caselist
    suite = unittest.TestSuite()
    for tmp in fail_caselist:
        suitename = tmp['suitename']
        casename = tmp['casename']
        suite.addTest(eval(suitename)(casename))

    test_result = excuteSuiteExportReport('index.html', suite)
    analysisResult(test_result)

if __name__ == '__main__':
    run_failcase()
    # get_failcasecount_and_failsuitelist()

start_run_failcase.py

#coding=utf-8
import os,sys
#重跑程序所在系统路径
path='/usr/local/failcaserun'
script_name = 'FailCaseRun.py'
FailCaseRun = os.path.join(path,script_name)

def import_module_in_workspace(workspace_path,script_path_in_workspace):
    """将工作目录下的MyTestCase_开头的py文件导入到重跑的脚本中，在获取失败suite列表的时候需要用到"""
    #读取文件的所有内容
    fp = file(FailCaseRun)
    lines = []
    for line in fp:
        lines.append(line)
    fp.close()
    #获取目录下MyTestCase_开头的文件名
    for tmp in os.listdir(workspace_path):
        if 'MyTestCase_' in tmp and 'pyc' not in tmp:
            tmp_name = tmp.split('.')[0]
            tmp_import_module = 'import ' + tmp_name + '
'
            lines.insert(1, tmp_import_module)  # 在第二行插入 import 模块名，获取suitelist的时候需要用到
    s = ''.join(lines)
    fp = file(script_path_in_workspace, 'w') # 原脚本导入工作目录下的模块后，保存到workspace下
    fp.write(s)
    fp.close()

def get_faillog_path(version,workspace_path):
    """依据重跑的版本号及工作路径获取失败用例的日志路径"""
    workspace_par_path = os.path.dirname(workspace_path)
    faillog_path = os.path.join(workspace_par_path,'builds/'+version+ '/htmlreports/HTML_Report/index.html')
    if not os.path.exists(faillog_path):
        raise AssertionError("指定的版本号不存在，请检查文件是否存在：" + faillog_path)
    return faillog_path



if __name__ == '__main__':
    workspace_path = sys.argv[1]
    run_version = sys.argv[2]
    print "重跑用例信息，工作路径：" + workspace_path +"，版本号：" +run_version
    script_path_in_workspace = workspace_path + '/' + script_name
    import_module_in_workspace(workspace_path,script_path_in_workspace)
    faillog_path = get_faillog_path(run_version,workspace_path)
    print('python ' + script_path_in_workspace + ' ' + faillog_path)
    os.system('python ' + script_path_in_workspace + ' ' + faillog_path)