test262/tools/CoverageAnalyzer.py

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# Copyright (c) 2009 Microsoft Corporation
#
# Redistribution and use in source and binary forms, with or without modification, are permitted provided
# that the following conditions are met:
# * Redistributions of source code must retain the above copyright notice, this list of conditions and
# the following disclaimer.
# * Redistributions in binary form must reproduce the above copyright notice, this list of conditions and
# the following disclaimer in the documentation and/or other materials provided with the distribution.
# * Neither the name of Microsoft nor the names of its contributors may be used to
# endorse or promote products derived from this software without 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.
#--IMPORTS---------------------------------------------------------------------
import os
import sys
#--GLOBALS---------------------------------------------------------------------
CVG_DICT = {}
#--HELPERS---------------------------------------------------------------------
def getCoverageData(directory):
tempList = os.listdir(directory)
#Build up a list of directories under directory
dirList = [x for x in tempList if os.path.isdir(os.path.join(directory, x))]
#Build up a list of JavaScript files under the current directory
jsList = [x for xin in tempList if x.endswith(".js")]
#If the directory contains JavaScript files we'll assume they're all test
#cases
if len(jsList)!=0:
CVG_DICT[os.path.split(directory)[1]] = len(jsList)
#This might have just been a directory containing other dirs. Call ourself on
#it as well
for x in dirList:
getCoverageData(os.path.join(directory, x))
def emitCoverageData(cvgDict):
totalTests = 0
totalSections = 0
keyList = cvgDict.keys()
keyList.sort(chapterCompare)
for cvgKey in keyList:
print cvgKey, ",", cvgDict[cvgKey]
totalSections+=1
totalTests+=cvgDict[cvgKey]
print
print "Total number of tests is:", totalTests, "."
print "These tests cover", totalSections, "ECMAScript 5 sections."
def chapterCompare(x, y):
if ("." in x) and ("." in y):
try:
x1 = int(x[0:x.index(".")])
y1 = int(y[0:y.index(".")])
if x1==y1:
return chapterCompare(x[x.index(".")+1:], y[y.index(".")+1:])
return cmp(x1, y1)
except ValueError:
pass
return cmp(x, y)
#--MAIN------------------------------------------------------------------------
startDir = sys.argv[1]
getCoverageData(startDir)
print "Emitting ECMAScript 5 coverage data for", startDir, "..."
emitCoverageData(CVG_DICT)