Python console

1 files changed, 201 insertions, 0 deletions

diff --git a/src/python/stdlib/test/test_uu.py b/src/python/stdlib/test/test_uu.py
new file mode 100644
index 0000000..95c9552
--- /dev/null
+++ b/src/python/stdlib/test/test_uu.py
@@ -0,0 +1,201 @@
+"""
+Tests for uu module.
+Nick Mathewson
+"""
+
+import unittest
+from test import test_support
+
+import sys, os, uu, cStringIO
+import uu
+
+plaintext = "The smooth-scaled python crept over the sleeping dog\n"
+
+encodedtext = """\
+M5&AE('-M;V]T:\"US8V%L960@<'ET:&]N(&-R97!T(&]V97(@=&AE('-L965P
+(:6YG(&1O9PH """
+
+encodedtextwrapped = "begin %03o %s\n" + encodedtext.replace("%", "%%") + "\n \nend\n"
+
+class UUTest(unittest.TestCase):
+
+    def test_encode(self):
+        inp = cStringIO.StringIO(plaintext)
+        out = cStringIO.StringIO()
+        uu.encode(inp, out, "t1")
+        self.assertEqual(out.getvalue(), encodedtextwrapped % (0666, "t1"))
+        inp = cStringIO.StringIO(plaintext)
+        out = cStringIO.StringIO()
+        uu.encode(inp, out, "t1", 0644)
+        self.assertEqual(out.getvalue(), encodedtextwrapped % (0644, "t1"))
+
+    def test_decode(self):
+        inp = cStringIO.StringIO(encodedtextwrapped % (0666, "t1"))
+        out = cStringIO.StringIO()
+        uu.decode(inp, out)
+        self.assertEqual(out.getvalue(), plaintext)
+        inp = cStringIO.StringIO(
+            "UUencoded files may contain many lines,\n" +
+            "even some that have 'begin' in them.\n" +
+            encodedtextwrapped % (0666, "t1")
+        )
+        out = cStringIO.StringIO()
+        uu.decode(inp, out)
+        self.assertEqual(out.getvalue(), plaintext)
+
+    def test_truncatedinput(self):
+        inp = cStringIO.StringIO("begin 644 t1\n" + encodedtext)
+        out = cStringIO.StringIO()
+        try:
+            uu.decode(inp, out)
+            self.fail("No exception thrown")
+        except uu.Error, e:
+            self.assertEqual(str(e), "Truncated input file")
+
+    def test_missingbegin(self):
+        inp = cStringIO.StringIO("")
+        out = cStringIO.StringIO()
+        try:
+            uu.decode(inp, out)
+            self.fail("No exception thrown")
+        except uu.Error, e:
+            self.assertEqual(str(e), "No valid begin line found in input file")
+
+class UUStdIOTest(unittest.TestCase):
+
+    def setUp(self):
+        self.stdin = sys.stdin
+        self.stdout = sys.stdout
+
+    def tearDown(self):
+        sys.stdin = self.stdin
+        sys.stdout = self.stdout
+
+    def test_encode(self):
+        sys.stdin = cStringIO.StringIO(plaintext)
+        sys.stdout = cStringIO.StringIO()
+        uu.encode("-", "-", "t1", 0666)
+        self.assertEqual(
+            sys.stdout.getvalue(),
+            encodedtextwrapped % (0666, "t1")
+        )
+
+    def test_decode(self):
+        sys.stdin = cStringIO.StringIO(encodedtextwrapped % (0666, "t1"))
+        sys.stdout = cStringIO.StringIO()
+        uu.decode("-", "-")
+        self.assertEqual(sys.stdout.getvalue(), plaintext)
+
+class UUFileTest(unittest.TestCase):
+
+    def _kill(self, f):
+        # close and remove file
+        try:
+            f.close()
+        except (SystemExit, KeyboardInterrupt):
+            raise
+        except:
+            pass
+        try:
+            os.unlink(f.name)
+        except (SystemExit, KeyboardInterrupt):
+            raise
+        except:
+            pass
+
+    def setUp(self):
+        self.tmpin  = test_support.TESTFN + "i"
+        self.tmpout = test_support.TESTFN + "o"
+
+    def tearDown(self):
+        del self.tmpin
+        del self.tmpout
+
+    def test_encode(self):
+        fin = fout = None
+        try:
+            test_support.unlink(self.tmpin)
+            fin = open(self.tmpin, 'wb')
+            fin.write(plaintext)
+            fin.close()
+
+            fin = open(self.tmpin, 'rb')
+            fout = open(self.tmpout, 'w')
+            uu.encode(fin, fout, self.tmpin, mode=0644)
+            fin.close()
+            fout.close()
+
+            fout = open(self.tmpout, 'r')
+            s = fout.read()
+            fout.close()
+            self.assertEqual(s, encodedtextwrapped % (0644, self.tmpin))
+
+            # in_file and out_file as filenames
+            uu.encode(self.tmpin, self.tmpout, self.tmpin, mode=0644)
+            fout = open(self.tmpout, 'r')
+            s = fout.read()
+            fout.close()
+            self.assertEqual(s, encodedtextwrapped % (0644, self.tmpin))
+
+        finally:
+            self._kill(fin)
+            self._kill(fout)
+
+    def test_decode(self):
+        f = None
+        try:
+            test_support.unlink(self.tmpin)
+            f = open(self.tmpin, 'w')
+            f.write(encodedtextwrapped % (0644, self.tmpout))
+            f.close()
+
+            f = open(self.tmpin, 'r')
+            uu.decode(f)
+            f.close()
+
+            f = open(self.tmpout, 'r')
+            s = f.read()
+            f.close()
+            self.assertEqual(s, plaintext)
+            # XXX is there an xp way to verify the mode?
+        finally:
+            self._kill(f)
+
+    def test_decode_filename(self):
+        f = None
+        try:
+            test_support.unlink(self.tmpin)
+            f = open(self.tmpin, 'w')
+            f.write(encodedtextwrapped % (0644, self.tmpout))
+            f.close()
+
+            uu.decode(self.tmpin)
+
+            f = open(self.tmpout, 'r')
+            s = f.read()
+            f.close()
+            self.assertEqual(s, plaintext)
+        finally:
+            self._kill(f)
+
+    def test_decodetwice(self):
+        # Verify that decode() will refuse to overwrite an existing file
+        f = None
+        try:
+            f = cStringIO.StringIO(encodedtextwrapped % (0644, self.tmpout))
+
+            f = open(self.tmpin, 'r')
+            uu.decode(f)
+            f.close()
+
+            f = open(self.tmpin, 'r')
+            self.assertRaises(uu.Error, uu.decode, f)
+            f.close()
+        finally:
+            self._kill(f)
+
+def test_main():
+    test_support.run_unittest(UUTest, UUStdIOTest, UUFileTest)
+
+if __name__=="__main__":
+    test_main()