diff options
Diffstat (limited to 'Tools/scripts/trace.py')
| -rw-r--r-- | Tools/scripts/trace.py | 122 |
1 files changed, 88 insertions, 34 deletions
diff --git a/Tools/scripts/trace.py b/Tools/scripts/trace.py index 78715e0..35dc71f 100644 --- a/Tools/scripts/trace.py +++ b/Tools/scripts/trace.py @@ -74,6 +74,8 @@ Execution: -r,--report Generate a report from a results file; do not execute any code. (One of `-t', `-c' or `-r' must be specified) + -s,--summary Generate a brief summary for each file. (Can only + be used with -c or -r.) I/O: -f,--file= File name for accumulating results over several runs. @@ -85,6 +87,7 @@ I/O: with a '>>>>>> '. -R,--no-report Do not generate the annotated reports. Useful if you want to accumulate several over tests. + -C,--coverdir= Generate .cover files in this directory Selection: Do not trace or log lines from ... --ignore-module=[string] modules with the given __name__, and submodules @@ -197,8 +200,9 @@ class CoverageResults: if modules.has_key(key): # make sure they point to the same file assert modules[key] == other_modules[key], \ - "Strange! filename %s has two different module names" % \ - (key, modules[key], other_module[key]) + "Strange! filename %s has two different module " \ + "names: %s and %s" % \ + (key, modules[key], other_modules[key]) else: modules[key] = other_modules[key] @@ -254,6 +258,8 @@ def find_executable_linenos(filename): """ import parser + assert filename.endswith('.py') + prog = open(filename).read() ast = parser.suite(prog) code = parser.compileast(ast, filename) @@ -281,7 +287,7 @@ def commonprefix(dirs): return os.sep.join(prefix) def create_results_log(results, dirname = ".", show_missing = 1, - save_counts = 0): + save_counts = 0, summary = 0, coverdir = None): import re # turn the counts data ("(filename, lineno) = count") into something # accessible on a per-file basis @@ -302,6 +308,9 @@ def create_results_log(results, dirname = ".", show_missing = 1, # line embedded in a multiline string. blank = re.compile(r'^\s*(#.*)?$') + # accumulate summary info, if needed + sums = {} + # generate file paths for the coverage files we are going to write... fnlist = [] tfdir = tempfile.gettempdir() @@ -315,36 +324,38 @@ def create_results_log(results, dirname = ".", show_missing = 1, if filename.startswith(tfdir): continue - # XXX this is almost certainly not portable!!! - fndir = os.path.dirname(filename) - if filename[:1] == os.sep: - coverpath = os.path.join(dirname, "."+fndir) - else: - coverpath = os.path.join(dirname, fndir) + modulename = os.path.split(results.modules[key])[1] if filename.endswith(".pyc") or filename.endswith(".pyo"): filename = filename[:-1] + if coverdir: + listfilename = os.path.join(coverdir, modulename + ".cover") + else: + # XXX this is almost certainly not portable!!! + fndir = os.path.dirname(filename) + if os.path.isabs(filename): + coverpath = fndir + else: + coverpath = os.path.join(dirname, fndir) + + # build list file name by appending a ".cover" to the module name + # and sticking it into the specified directory + if "." in modulename: + # A module in a package + finalname = modulename.split(".")[-1] + listfilename = os.path.join(coverpath, finalname + ".cover") + else: + listfilename = os.path.join(coverpath, modulename + ".cover") + # Get the original lines from the .py file try: lines = open(filename, 'r').readlines() except IOError, err: - sys.stderr.write("%s: Could not open %s for reading " \ - "because: %s - skipping\n" % \ - ("trace", `filename`, err.strerror)) + print >> sys.stderr, "trace: Could not open %s for reading " \ + "because: %s - skipping" % (`filename`, err.strerror) continue - modulename = os.path.split(results.modules[key])[1] - - # build list file name by appending a ".cover" to the module name - # and sticking it into the specified directory - listfilename = os.path.join(coverpath, modulename + ".cover") - #sys.stderr.write("modulename: %(modulename)s\n" - # "filename: %(filename)s\n" - # "coverpath: %(coverpath)s\n" - # "listfilename: %(listfilename)s\n" - # "dirname: %(dirname)s\n" - # % locals()) try: outfile = open(listfilename, 'w') except IOError, err: @@ -360,6 +371,8 @@ def create_results_log(results, dirname = ".", show_missing = 1, else: executable_linenos = {} + n_lines = 0 + n_hits = 0 lines_hit = per_file[key] for i in range(len(lines)): line = lines[i] @@ -369,6 +382,8 @@ def create_results_log(results, dirname = ".", show_missing = 1, if lines_hit.has_key(i+1): # count precedes the lines that we captured outfile.write('%5d: ' % lines_hit[i+1]) + n_hits = n_hits + 1 + n_lines = n_lines + 1 elif blank.match(line): # blank lines and comments are preceded by dots outfile.write(' . ') @@ -383,10 +398,15 @@ def create_results_log(results, dirname = ".", show_missing = 1, outfile.write('>>>>>> ') else: outfile.write(' '*7) + n_lines = n_lines + 1 outfile.write(string.expandtabs(lines[i], 8)) outfile.close() + if summary and n_lines: + percent = int(100 * n_hits / n_lines) + sums[modulename] = n_lines, percent, modulename, filename + if save_counts: # try and store counts and module info into dirname try: @@ -398,6 +418,14 @@ def create_results_log(results, dirname = ".", show_missing = 1, sys.stderr.write("cannot save counts/modules " \ "files because %s" % err.strerror) + if summary and sums: + mods = sums.keys() + mods.sort() + print "lines cov% module (path)" + for m in mods: + n_lines, percent, modulename, filename = sums[m] + print "%5d %3d%% %s (%s)" % sums[m] + # There is a lot of code shared between these two classes even though # it is straightforward to make a super class to share code. However, # for performance reasons (remember, this is called at every step) I @@ -419,7 +447,12 @@ class Coverage: filename = frame.f_globals.get("__file__", None) if filename is None: filename = frame.f_code.co_filename - modulename = frame.f_globals["__name__"] + try: + modulename = frame.f_globals["__name__"] + except KeyError: + # PyRun_String() for example + # XXX what to do? + modulename = None # We do this next block to keep from having to make methods # calls, which also requires resetting the trace @@ -449,12 +482,18 @@ class Trace: self.ignore = ignore self.ignore_names = ignore._ignore # access ignore's cache (speed hack) - self.files = {'<string>': None} # stores lines from the .py file, or None + self.files = {'<string>': None} # stores lines from the .py file, + # or None def trace(self, frame, why, arg): if why == 'line': filename = frame.f_code.co_filename - modulename = frame.f_globals["__name__"] + try: + modulename = frame.f_globals["__name__"] + except KeyError: + # PyRun_String() for example + # XXX what to do? + modulename = None # We do this next block to keep from having to make methods # calls, which also requires resetting the trace @@ -474,7 +513,8 @@ class Trace: # If you want to see filenames (the original behaviour), try: # modulename = filename - # or, prettier but confusing when several files have the same name + # or, prettier but confusing when several files have the + # same name # modulename = os.path.basename(filename) if files[filename] != None: @@ -487,7 +527,7 @@ class Trace: def _err_exit(msg): - sys.stderr.write("%s: %s\n" % (sys.argv[0], msg)) + print >> sys.stderr, "%s: %s" % (sys.argv[0], msg) sys.exit(1) def main(argv = None): @@ -496,15 +536,17 @@ def main(argv = None): if argv is None: argv = sys.argv try: - opts, prog_argv = getopt.getopt(argv[1:], "tcrRf:d:m", + opts, prog_argv = getopt.getopt(argv[1:], "tcrRf:d:msC:", ["help", "version", "trace", "count", "report", "no-report", "file=", "logdir=", "missing", - "ignore-module=", "ignore-dir="]) + "ignore-module=", "ignore-dir=", + "coverdir="]) except getopt.error, msg: - sys.stderr.write("%s: %s\n" % (sys.argv[0], msg)) - sys.stderr.write("Try `%s --help' for more information\n" % sys.argv[0]) + print >> sys.stderr, "%s: %s" % (sys.argv[0], msg) + print >> sys.stderr, "Try `%s --help' for more information" \ + % sys.argv[0] sys.exit(1) trace = 0 @@ -516,6 +558,8 @@ def main(argv = None): missing = 0 ignore_modules = [] ignore_dirs = [] + coverdir = None + summary = 0 for opt, val in opts: if opt == "--help": @@ -554,6 +598,14 @@ def main(argv = None): missing = 1 continue + if opt == "-C" or opt == "--coverdir": + coverdir = val + continue + + if opt == "-s" or opt == "--summary": + summary = 1 + continue + if opt == "--ignore-module": ignore_modules.append(val) continue @@ -638,7 +690,8 @@ def main(argv = None): results.update(CoverageResults(old_counts, old_modules)) if not no_report: - create_results_log(results, logdir, missing) + create_results_log(results, logdir, missing, + summary=summary, coverdir=coverdir) if counts_file: try: @@ -651,7 +704,8 @@ def main(argv = None): elif report: old_counts, old_modules = marshal.load(open(counts_file, 'rb')) results = CoverageResults(old_counts, old_modules) - create_results_log(results, logdir, missing) + create_results_log(results, logdir, missing, + summary=summary, coverdir=coverdir) else: assert 0, "Should never get here" |