# Writing ...
expected = np.array([[[0, 1, 2, 3, 4]]])
+ expected_str = ("Hello", "World", "!")
fs = cv.FileStorage(fname, cv.FILE_STORAGE_WRITE)
fs.write("test", expected)
+ fs.write("strings", expected_str)
fs.release()
# Reading ...
fs = cv.FileStorage(fname, cv.FILE_STORAGE_READ)
root = fs.getFirstTopLevelNode()
self.assertEqual(root.name(), "test")
+
test = fs.getNode("test")
self.assertEqual(test.empty(), False)
self.assertEqual(test.name(), "test")
actual = test.mat()
self.assertEqual(actual.shape, expected.shape)
self.assertEqual(np.array_equal(expected, actual), True)
+
+ strings = fs.getNode("strings")
+ self.assertEqual(strings.isSeq(), True)
+ self.assertEqual(strings.size(), len(expected_str))
+ self.assertEqual(all(strings.at(i).isString() for i in range(strings.size())), True)
+ self.assertSequenceEqual([strings.at(i).string() for i in range(strings.size())], expected_str)
fs.release()
os.remove(fname)