Test the applesingle decoder.

Lib/test/test_applesingle.py

+# Copyright (C) 2003 Python Software Foundation
+
+import unittest
+import macostools
+import Carbon.File
+import MacOS
+import os
+import sys
+from test import test_support
+import struct
+import applesingle
+
+AS_MAGIC=0x00051600
+AS_VERSION=0x00020000
+dataforkdata = 'hello\r\0world\n'
+resourceforkdata = 'goodbye\ncruel\0world\r'
+
+applesingledata = struct.pack("ll16sh", AS_MAGIC, AS_VERSION, "foo", 2) + \
+    struct.pack("llllll", 1, 50, len(dataforkdata),
+        2, 50+len(dataforkdata), len(resourceforkdata)) + \
+    dataforkdata + \
+    resourceforkdata
+TESTFN2 = test_support.TESTFN + '2'
+
+class TestApplesingle(unittest.TestCase):
+
+    def setUp(self):
+        fp = open(test_support.TESTFN, 'w')
+        fp.write(applesingledata)
+        fp.close()
+
+    def tearDown(self):
+        try:
+            os.unlink(test_support.TESTFN)
+        except:
+            pass
+        try:
+            os.unlink(TESTFN2)
+        except:
+            pass
+
+    def compareData(self, isrf, data):
+        if isrf:
+            fp = MacOS.openrf(TESTFN2, '*rb')
+        else:
+            fp = open(TESTFN2, 'rb')
+        filedata = fp.read(1000)
+        self.assertEqual(data, filedata)
+
+    def test_applesingle(self):
+        try:
+            os.unlink(TESTFN2)
+        except:
+            pass
+        applesingle.decode(test_support.TESTFN, TESTFN2)
+        self.compareData(False, dataforkdata)
+        self.compareData(True, resourceforkdata)
+        
+    def test_applesingle_resonly(self):
+        try:
+            os.unlink(TESTFN2)
+        except:
+            pass
+        applesingle.decode(test_support.TESTFN, TESTFN2, resonly=True)
+        self.compareData(False, resourceforkdata)
+
+def test_main():
+    test_support.run_unittest(TestApplesingle)
+
+
+if __name__ == '__main__':
+    test_main()