Add rudimentary blackbox testing script.

1 files changed, 97 insertions, 0 deletions

diff --git a/testit b/testit
new file mode 100755
index 0000000..83e3a98
--- /dev/null
+++ b/testit
@@ -0,0 +1,97 @@
+#!/usr/bin/python
+#
+# Black-box test dupfiles.
+# Copyright 2010  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/>.
+
+
+import os
+import shutil
+import subprocess
+import tempfile
+
+
+class TestCase(object):
+
+    def __init__(self):
+        self.tempdir = tempfile.mkdtemp()
+        self.identical = []
+
+    def setUp(self):
+        pass
+        
+    def tearDown(self):
+        pass
+
+    def cleanup(self):
+        shutil.rmtree(self.tempdir)
+        
+    def create(self, name, content):
+        file(os.path.join(self.tempdir, name), 'w').write(content)
+        
+    def test(self):
+        p = subprocess.Popen(['./dupfiles', self.tempdir],
+                             stdout=subprocess.PIPE)
+        stdout, stderr = p.communicate()
+        if p.returncode:
+            raise Exception('dupfiles error: %d\n' % p.returncode)
+
+        identical = self.identical[:]
+        for line in stdout.splitlines():
+            if not line:
+                continue
+            line = line.strip()
+            if line.startswith(self.tempdir + '/'):
+                line = line[len(self.tempdir + '/'):]
+            if line in identical:
+                identical.remove(line)
+            else:
+                raise Exception('dupfiles found extra dup: %s' % line)
+        if identical:
+            raise Exception('dupfiles failed to find:\n%s' % 
+                                '\n'.join(identical))
+
+
+class DifferentFiles(TestCase):
+
+    def setUp(self):
+        self.create('foo', 'foo')
+        self.create('bar', 'bar')
+
+
+class TwoIdenticalFiles(TestCase):
+
+    def setUp(self):
+        self.create('foo', 'foo')
+        self.create('bar', 'foo')
+        self.identical = ['foo', 'bar']
+
+
+def main():
+    klasses = [
+        DifferentFiles,
+        TwoIdenticalFiles,
+    ]
+    for klass in klasses:
+        test = klass()
+        test.setUp()
+        test.test()
+        test.tearDown()
+        test.cleanup()
+        print "Test PASS: %s" % (klass.__name__)
+
+
+if __name__ == '__main__':
+    main()