test_cmd.py 文件源码

def test_coverage(coverdir):
    trace = support.import_module('trace')
    tracer=trace.Trace(ignoredirs=[sys.prefix, sys.exec_prefix,],
                        trace=0, count=1)
    tracer.run('reload(cmd);test_main()')
    r=tracer.results()
    print("Writing coverage results...")
    r.write_results(show_missing=True, summary=True, coverdir=coverdir)