From 7123e33faedb7427e1149c7676884665a554740e Mon Sep 17 00:00:00 2001
From: Lars Wirzenius <liw@liw.fi>
Date: Sun, 14 Aug 2011 14:09:58 +0100
Subject: Initial commit.

---
 cmdtest | 90 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 90 insertions(+)
 create mode 100755 cmdtest

(limited to 'cmdtest')

diff --git a/cmdtest b/cmdtest
new file mode 100755
index 0000000..f2fdfd9
--- /dev/null
+++ b/cmdtest
@@ -0,0 +1,90 @@
+#!/usr/bin/python
+# Copyright 2011  Lars Wirzenius
+# 
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+# 
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+# 
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+
+__version__ = '0.0'
+
+
+import cliapp
+import json
+import logging
+import os
+import tempfile
+
+
+class CommandTester(cliapp.Application):
+
+    def add_settings(self):
+        self.settings.string(['command', 'c'], 
+                             'test COMMAND (executable name/path)', 
+                             metavar='COMMAND')
+
+    def process_args(self, args):
+        self.settings.require('command')
+        tests = self.load_tests(args)
+        self.setup_tempdir()
+        for test in tests:
+            self.run_test(test)
+        
+    def load_tests(self, filenames):
+        tests = []
+        for filename in filenames:
+            with open(filename) as f:
+                obj = json.load(f)
+                tests.extend(obj)
+        return tests
+
+    def setup_tempdir(self):
+        self.tempdir = tempfile.mkdtemp()
+        logging.info('Temporary directory %s' % self.tempdir)
+        
+    def cleanup_tempdir(self):
+        shutil.rmtree(self.tempdir)
+        logging.info('Removed temporary directory %s' % self.tempdir)
+
+    def run_test(self, test):
+        logging.info('Running test %s' % test['test'])
+        for setup_cmd in test['setup']:
+            self.runcmd(self.expand(setup_cmd))
+        argv = [self.settings['command']] + self.expand(test['args'])
+        out = self.runcmd(argv)
+        stdout_name = test['test'] + '.stdout'
+        if os.path.exists(stdout_name):
+            with open(stdout_name) as f:
+                stdout = f.read()
+        else:
+            stdout = ''
+            stdout_name = os.path.join(self.tempdir, 'stdout')
+            with open(stdout_name, 'w') as f:
+                f.write(stdout)
+        if out != stdout:
+            out_name = os.path.join(self.tempdir, 'out')
+            with open(out_name, 'w') as f:
+                f.write(out)
+            exit, diff, err = self.runcmd_unchecked(['diff', '-u', 
+                                                     stdout_name, out_name])
+            raise cliapp.AppException('%s failed: stdout difference:\n%s' %
+                                       (test['test'], diff))
+
+    def expand(self, strings):
+        variables = {
+            'tempdir': self.tempdir,
+        }
+        return [s % variables for s in strings]
+
+
+if __name__ == '__main__':
+    CommandTester(version=__version__).run()
-- 
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