ledger/test/RegressTests.py
2009-11-02 00:48:32 -05:00

159 lines
4.6 KiB
Python
Executable file

#!/usr/bin/env python
import sys
import os
import re
import tempfile
from string import join
from difflib import unified_diff
from LedgerHarness import LedgerHarness
harness = LedgerHarness(sys.argv)
tests = sys.argv[3]
if not os.path.isdir(tests) and not os.path.isfile(tests):
sys.exit(1)
class RegressFile:
def __init__(self, filename):
self.filename = filename
self.fd = open(self.filename)
def is_directive(self, line):
return line == "<<<\n" or \
line == ">>>1\n" or \
line == ">>>2\n" or \
line.startswith("===")
def transform_line(self, line):
line = re.sub('\$sourcepath', harness.sourcepath, line)
return line
def read_section(self):
lines = []
line = self.fd.readline()
while not self.is_directive(line):
lines.append(self.transform_line(line))
line = self.fd.readline()
return (lines, line)
def read_test(self, last_test = None):
test = {
'command': None,
'input': None,
'output': None,
'error': None,
'exitcode': None
}
if last_test:
test['input'] = last_test['input']
line = self.fd.readline()
while line:
if line == "<<<\n":
(test['input'], line) = self.read_section()
elif line == ">>>1\n":
(test['output'], line) = self.read_section()
elif line == ">>>2\n":
(test['error'], line) = self.read_section()
elif line.startswith("==="):
match = re.match('=== ([0-9]+)', line)
assert match
test['exitcode'] = int(match.group(1))
return test
else:
test['command'] = self.transform_line(line)
line = self.fd.readline()
return None
def run_test(self, test):
use_stdin = False
if test['command'].find("-f - ") != -1:
use_stdin = True
test['command'] = '$ledger ' + test['command']
else:
tempdata = tempfile.mkstemp()
os.write(tempdata[0], join(test['input'], ''))
os.close(tempdata[0])
test['command'] = (('$ledger -f "%s" ' % tempdata[1]) +
test['command'])
p = harness.run(test['command'],
columns=(not re.search('--columns', test['command'])))
if use_stdin:
p.stdin.write(join(test['input'], ''))
p.stdin.close()
success = True
printed = False
index = 0
for line in unified_diff(test['output'], harness.readlines(p.stdout)):
index += 1
if index < 3:
continue
if not printed:
if success: print
print "Regression failure in output from %s:" % \
os.path.basename(self.filename)
success = False
printed = True
print " ", line,
printed = False
index = 0
for line in unified_diff([re.sub('\$FILE', tempdata[1], line)
for line in test['error']],
harness.readlines(p.stderr)):
index += 1
if index < 3:
continue
if not printed:
if success: print
print "Regression failure in error output from %s:" % \
os.path.basename(self.filename)
success = False
printed = True
print " ", line,
if test['exitcode'] == p.wait():
if success:
harness.success()
else:
harness.failure()
else:
if success: print
print "Regression failure in exitcode from %s: %d (expected) != %d" % \
(os.path.basename(self.filename), test['exitcode'], p.returncode)
harness.failure()
if not use_stdin:
os.remove(tempdata[1])
def run_tests(self):
test = self.read_test()
while test:
self.run_test(test)
test = self.read_test(test)
def close(self):
self.fd.close()
if os.path.isdir(tests):
for test_file in os.listdir(tests):
if re.search('\.test$', test_file):
entry = RegressFile(os.path.join(tests, test_file))
entry.run_tests()
entry.close()
else:
entry = RegressFile(tests)
entry.run_tests()
entry.close()
harness.exit()