def test_flush_close(self):
self.db.fs.files.remove({})
self.db.fs.chunks.remove({})
file = GridFile({"filename": "test"}, self.db, "w")
file.flush()
file.close()
file.close()
self.assertRaises(ValueError, file.write, "test")
file = GridFile({}, self.db)
self.assertEqual(file.read(), "")
file.close()
file = GridFile({"filename": "test"}, self.db, "w")
file.write("mike")
file.flush()
file.write("test")
file.flush()
file.write("huh")
file.flush()
file.flush()
file.close()
file.close()
self.assertRaises(ValueError, file.write, "test")
file = GridFile({}, self.db)
self.assertEqual(file.read(), "miketesthuh")
file.close()
def test_basic(self):
self.db.fs.files.remove({})
self.db.fs.chunks.remove({})
self.assertEqual(self.db.fs.files.find().count(), 0)
self.assertEqual(self.db.fs.chunks.find().count(), 0)
file = GridFile({"filename": "test"}, self.db, "w")
file.write("hello world")
file.close()
self.assertEqual(self.db.fs.files.find().count(), 1)
self.assertEqual(self.db.fs.chunks.find().count(), 1)
file = GridFile({"filename": "test"}, self.db)
self.assertEqual(file.read(), "hello world")
file.close()
# make sure it's still there...
file = GridFile({"filename": "test"}, self.db)
self.assertEqual(file.read(), "hello world")
file.close()
file = GridFile({"filename": "test"}, self.db, "w")
file.close()
self.assertEqual(self.db.fs.files.find().count(), 1)
self.assertEqual(self.db.fs.chunks.find().count(), 0)
file = GridFile({"filename": "test"}, self.db)
self.assertEqual(file.read(), "")
file.close()
def test_basic(self):
self.db.fs.files.remove({})
self.db.fs.chunks.remove({})
self.assertEqual(self.db.fs.files.find().count(), 0)
self.assertEqual(self.db.fs.chunks.find().count(), 0)
file = GridFile({"filename": "test"}, self.db, "w")
file.write("hello world")
file.close()
self.assertEqual(self.db.fs.files.find().count(), 1)
self.assertEqual(self.db.fs.chunks.find().count(), 1)
file = GridFile({"filename": "test"}, self.db)
self.assertEqual(file.read(), "hello world")
file.close()
# make sure it's still there...
file = GridFile({"filename": "test"}, self.db)
self.assertEqual(file.read(), "hello world")
file.close()
file = GridFile({"filename": "test"}, self.db, "w")
file.close()
self.assertEqual(self.db.fs.files.find().count(), 1)
self.assertEqual(self.db.fs.chunks.find().count(), 0)
file = GridFile({"filename": "test"}, self.db)
self.assertEqual(file.read(), "")
file.close()
def test_flush_close(self):
self.db.fs.files.remove({})
self.db.fs.chunks.remove({})
file = GridFile({"filename": "test"}, self.db, "w")
file.flush()
file.close()
file.close()
self.assertRaises(ValueError, file.write, "test")
file = GridFile({}, self.db)
self.assertEqual(file.read(), "")
file.close()
file = GridFile({"filename": "test"}, self.db, "w")
file.write("mike")
file.flush()
file.write("test")
file.flush()
file.write("huh")
file.flush()
file.flush()
file.close()
file.close()
self.assertRaises(ValueError, file.write, "test")
file = GridFile({}, self.db)
self.assertEqual(file.read(), "miketesthuh")
file.close()
def test_alternate_collection(self):
self.db.pymongo_test.files.remove({})
self.db.pymongo_test.chunks.remove({})
self.assertEqual(self.db.pymongo_test.files.find().count(), 0)
self.assertEqual(self.db.pymongo_test.chunks.find().count(), 0)
file = GridFile({"filename": "test"}, self.db, "w", collection="pymongo_test")
file.write("hello world")
file.close()
self.assertEqual(self.db.pymongo_test.files.find().count(), 1)
self.assertEqual(self.db.pymongo_test.chunks.find().count(), 1)
file = GridFile({"filename": "test"}, self.db, collection="pymongo_test")
self.assertEqual(file.read(), "hello world")
file.close()
# test that md5 still works...
self.assertEqual(file.md5, "5eb63bbbe01eeed093cb22bb8f5acdc3")
# make sure it's still there...
file = GridFile({"filename": "test"}, self.db, collection="pymongo_test")
self.assertEqual(file.read(), "hello world")
file.close()
file = GridFile({"filename": "test"}, self.db, "w", collection="pymongo_test")
file.close()
self.assertEqual(self.db.pymongo_test.files.find().count(), 1)
self.assertEqual(self.db.pymongo_test.chunks.find().count(), 0)
file = GridFile({"filename": "test"}, self.db, collection="pymongo_test")
self.assertEqual(file.read(), "")
file.close()
def test_multiple_reads(self):
self.db.fs.files.remove({})
self.db.fs.chunks.remove({})
file = GridFile({"filename": "test"}, self.db, "w")
file.write("hello world")
file.close()
file = GridFile({"filename": "test"}, self.db, "r")
self.assertEqual(file.read(2), "he")
self.assertEqual(file.read(2), "ll")
self.assertEqual(file.read(2), "o ")
self.assertEqual(file.read(2), "wo")
self.assertEqual(file.read(2), "rl")
self.assertEqual(file.read(2), "d")
self.assertEqual(file.read(2), "")
file.close()
def test_modes(self):
self.db.fs.files.remove({})
self.db.fs.chunks.remove({})
file = GridFile({"filename": "test"}, self.db, "w")
self.assertRaises(ValueError, file.read)
file.write("hello")
file.close()
self.assertRaises(ValueError, file.read)
self.assertRaises(ValueError, file.write, "hello")
file = GridFile({"filename": "test"}, self.db, "r")
self.assertRaises(ValueError, file.write, "hello")
file.read()
file.close()
self.assertRaises(ValueError, file.read)
self.assertRaises(ValueError, file.write, "hello")
def test_multiple_reads(self):
self.db.fs.files.remove({})
self.db.fs.chunks.remove({})
file = GridFile({"filename": "test"}, self.db, "w")
file.write("hello world")
file.close()
file = GridFile({"filename": "test"}, self.db, "r")
self.assertEqual(file.read(2), "he")
self.assertEqual(file.read(2), "ll")
self.assertEqual(file.read(2), "o ")
self.assertEqual(file.read(2), "wo")
self.assertEqual(file.read(2), "rl")
self.assertEqual(file.read(2), "d")
self.assertEqual(file.read(2), "")
file.close()
def test_modes(self):
self.db.fs.files.remove({})
self.db.fs.chunks.remove({})
file = GridFile({"filename": "test"}, self.db, "w")
self.assertRaises(ValueError, file.read)
file.write("hello")
file.close()
self.assertRaises(ValueError, file.read)
self.assertRaises(ValueError, file.write, "hello")
file = GridFile({"filename": "test"}, self.db, "r")
self.assertRaises(ValueError, file.write, "hello")
file.read()
file.close()
self.assertRaises(ValueError, file.read)
self.assertRaises(ValueError, file.write, "hello")
def helper(data):
filename = qcheck.gen_printable_string(qcheck.lift(20))()
f = GridFile({"filename": filename, "chunkSize": 1}, self.db, "w")
f.write(data)
f.close()
self.files += 1
self.chunks += len(data)
self.assertEqual(self.db.fs.files.find().count(), self.files)
self.assertEqual(self.db.fs.chunks.find().count(), self.chunks)
f = GridFile({"filename": filename}, self.db)
self.assertEqual(f.read(), data)
f.close()
f = GridFile({"filename": filename}, self.db)
self.assertEqual(f.read(10) + f.read(10), data)
f.close()
return True
def helper(data):
filename = qcheck.gen_printable_string(qcheck.lift(20))()
f = GridFile({"filename": filename, "chunkSize": 1}, self.db, "w")
f.write(data)
f.close()
self.files += 1
self.chunks += len(data)
self.assertEqual(self.db.fs.files.find().count(), self.files)
self.assertEqual(self.db.fs.chunks.find().count(), self.chunks)
f = GridFile({"filename": filename}, self.db)
self.assertEqual(f.read(), data)
f.close()
f = GridFile({"filename": filename}, self.db)
self.assertEqual(f.read(10) + f.read(10), data)
f.close()
return True
def test_seek(self):
self.db.fs.files.remove({})
self.db.fs.chunks.remove({})
file = GridFile({"filename": "test", "chunkSize": 3}, self.db, "w")
file.write("hello world")
self.assertRaises(ValueError, file.seek, 0)
file.close()
file = GridFile({"filename": "test"}, self.db, "r")
self.assertEqual(file.read(), "hello world")
file.seek(0)
self.assertEqual(file.read(), "hello world")
file.seek(1)
self.assertEqual(file.read(), "ello world")
self.assertRaises(IOError, file.seek, -1)
file.seek(-3, _SEEK_END)
self.assertEqual(file.read(), "rld")
file.seek(0, _SEEK_END)
self.assertEqual(file.read(), "")
self.assertRaises(IOError, file.seek, -100, _SEEK_END)
file.seek(3)
file.seek(3, _SEEK_CUR)
self.assertEqual(file.read(), "world")
self.assertRaises(IOError, file.seek, -100, _SEEK_CUR)
file.close()
def test_seek(self):
self.db.fs.files.remove({})
self.db.fs.chunks.remove({})
file = GridFile({"filename": "test", "chunkSize": 3}, self.db, "w")
file.write("hello world")
self.assertRaises(ValueError, file.seek, 0)
file.close()
file = GridFile({"filename": "test"}, self.db, "r")
self.assertEqual(file.read(), "hello world")
file.seek(0)
self.assertEqual(file.read(), "hello world")
file.seek(1)
self.assertEqual(file.read(), "ello world")
self.assertRaises(IOError, file.seek, -1)
file.seek(-3, _SEEK_END)
self.assertEqual(file.read(), "rld")
file.seek(0, _SEEK_END)
self.assertEqual(file.read(), "")
self.assertRaises(IOError, file.seek, -100, _SEEK_END)
file.seek(3)
file.seek(3, _SEEK_CUR)
self.assertEqual(file.read(), "world")
self.assertRaises(IOError, file.seek, -100, _SEEK_CUR)
file.close()
def test_alternate_collection(self):
self.db.pymongo_test.files.remove({})
self.db.pymongo_test.chunks.remove({})
self.assertEqual(self.db.pymongo_test.files.find().count(), 0)
self.assertEqual(self.db.pymongo_test.chunks.find().count(), 0)
file = GridFile({"filename": "test"}, self.db, "w",
collection="pymongo_test")
file.write("hello world")
file.close()
self.assertEqual(self.db.pymongo_test.files.find().count(), 1)
self.assertEqual(self.db.pymongo_test.chunks.find().count(), 1)
file = GridFile({"filename": "test"}, self.db,
collection="pymongo_test")
self.assertEqual(file.read(), "hello world")
file.close()
# test that md5 still works...
self.assertEqual(file.md5, "5eb63bbbe01eeed093cb22bb8f5acdc3")
# make sure it's still there...
file = GridFile({"filename": "test"}, self.db,
collection="pymongo_test")
self.assertEqual(file.read(), "hello world")
file.close()
file = GridFile({"filename": "test"}, self.db, "w",
collection="pymongo_test")
file.close()
self.assertEqual(self.db.pymongo_test.files.find().count(), 1)
self.assertEqual(self.db.pymongo_test.chunks.find().count(), 0)
file = GridFile({"filename": "test"}, self.db,
collection="pymongo_test")
self.assertEqual(file.read(), "")
file.close()
def test_overwrite(self):
self.db.fs.files.remove({})
self.db.fs.chunks.remove({})
file = GridFile({"filename": "test"}, self.db, "w")
file.write("test")
file.close()
file = GridFile({"filename": "test"}, self.db, "w")
file.write("mike")
file.close()
f = GridFile({}, self.db)
self.assertEqual(f.read(), "mike")
f.close()
def test_overwrite(self):
self.db.fs.files.remove({})
self.db.fs.chunks.remove({})
file = GridFile({"filename": "test"}, self.db, "w")
file.write("test")
file.close()
file = GridFile({"filename": "test"}, self.db, "w")
file.write("mike")
file.close()
f = GridFile({}, self.db)
self.assertEqual(f.read(), "mike")
f.close()
def test_multi_chunk_file(self):
self.db.fs.files.remove({})
self.db.fs.chunks.remove({})
random_string = qcheck.gen_string(qcheck.lift(300000))()
file = GridFile({"filename": "test"}, self.db, "w")
file.write(random_string)
file.close()
self.assertEqual(self.db.fs.files.find().count(), 1)
self.assertEqual(self.db.fs.chunks.find().count(), 2)
f = GridFile({}, self.db)
self.assertEqual(f.read(), random_string)
f.close()
def test_multi_chunk_file(self):
self.db.fs.files.remove({})
self.db.fs.chunks.remove({})
random_string = qcheck.gen_string(qcheck.lift(300000))()
file = GridFile({"filename": "test"}, self.db, "w")
file.write(random_string)
file.close()
self.assertEqual(self.db.fs.files.find().count(), 1)
self.assertEqual(self.db.fs.chunks.find().count(), 2)
f = GridFile({}, self.db)
self.assertEqual(f.read(), random_string)
f.close()
def test_tell(self):
self.db.fs.files.remove({})
self.db.fs.chunks.remove({})
file = GridFile({"filename": "test", "chunkSize": 3}, self.db, "w")
file.write("hello world")
self.assertRaises(ValueError, file.tell)
file.close()
file = GridFile({"filename": "test"}, self.db, "r")
self.assertEqual(file.tell(), 0)
file.read(0)
self.assertEqual(file.tell(), 0)
file.read(1)
self.assertEqual(file.tell(), 1)
file.read(2)
self.assertEqual(file.tell(), 3)
file.read()
self.assertEqual(file.tell(), file.length)
file.close()
def test_read_chunks_unaligned_buffer_size(self):
self.db.fs.files.remove({})
self.db.fs.chunks.remove({})
in_data = "This is a text that doesn't quite fit in a single 16-byte chunk."
f = GridFile({"filename":"test", "chunkSize":16}, self.db, "w")
f.write(in_data)
f.close()
f = GridFile({"filename":"test"}, self.db)
out_data = ''
while 1:
s = f.read(13)
if not s:
break
out_data += s
f.close()
self.assertEqual(in_data, out_data)
def test_tell(self):
self.db.fs.files.remove({})
self.db.fs.chunks.remove({})
file = GridFile({"filename": "test", "chunkSize": 3}, self.db, "w")
file.write("hello world")
self.assertRaises(ValueError, file.tell)
file.close()
file = GridFile({"filename": "test"}, self.db, "r")
self.assertEqual(file.tell(), 0)
file.read(0)
self.assertEqual(file.tell(), 0)
file.read(1)
self.assertEqual(file.tell(), 1)
file.read(2)
self.assertEqual(file.tell(), 3)
file.read()
self.assertEqual(file.tell(), file.length)
file.close()