def __init__(self, test, stem, standardFile, tmpFile, testInProgress=False, **kw):
self.stdFile = standardFile
self.stdCmpFile = self.stdFile
self.tmpFile = tmpFile
self.tmpCmpFile = tmpFile
self.stem = stem
self.differenceCache = self.SAME
self.recalculationTime = None
self.diag = logging.getLogger("FileComparison")
self.severity = test.getCompositeConfigValue("failure_severity", self.stem)
self.displayPriority = test.getCompositeConfigValue("failure_display_priority", self.stem)
maxLength = test.getConfigValue("lines_of_text_difference")
maxWidth = test.getConfigValue("max_width_text_difference")
# It would be nice if this could be replaced by some automagic file type detection
# mechanism, such as the *nix 'file' command, but as the first implementation I've
# chosen to use a manually created list instead.
self.binaryFile = test.configValueMatches("binary_file", self.stem)
self.previewGenerator = plugins.PreviewGenerator(maxWidth, maxLength)
self.textDiffTool = test.getConfigValue("text_diff_program")
self.textDiffToolMaxSize = plugins.parseBytes(test.getCompositeConfigValue("max_file_size", self.textDiffTool))
self.freeTextBody = None
# subclasses may override if they don't want to store in this way
self.cacheDifferences(test, testInProgress)
self.diag.info("Created file comparison std: " + repr(self.stdFile) + " tmp: " +
repr(self.tmpFile) + " diff: " + repr(self.differenceCache))
def getConfMessageForFile(self, fileName, associatedObject):
fileToView = self.getFileToView(fileName, associatedObject)
if os.path.isfile(fileToView) or os.path.islink(fileToView):
viewTool = self.getViewToolName(fileToView)
if viewTool:
args = (viewTool, fileToView, associatedObject)
maxFileSize = plugins.parseBytes(self.getConfigValue("max_file_size", viewTool))
if maxFileSize >= 0:
largestFileSize = self.getLargestFileSize(fileToView, associatedObject)
if largestFileSize > maxFileSize:
message = (
"You are trying to view a file of size "
+ str(largestFileSize)
+ " bytes, while a limit of "
+ str(maxFileSize)
+ " bytes is set for the tool '"
+ viewTool
+ "'. Are you sure you wish to continue?"
)
return message, args
return "", args
else:
raise plugins.TextTestError, "No " + self.getToolDescription() + " is defined for files of type '" + os.path.basename(
fileToView
).split(
"."
)[
0
] + "'.\nPlease point the configuration entry '" + self.getToolConfigEntry() + "' at a valid program to view the file."
else:
raise plugins.TextTestError, "File '" + os.path.basename(
fileName
) + "' cannot be viewed as it has been removed in the file system." + self.noFileAdvice()