1 files changed, 32 insertions, 0 deletions
diff --git a/tensorflow/python/kernel_tests/sparsemask_op_test.py b/tensorflow/python/kernel_tests/sparsemask_op_test.py
new file mode 100644
index 0000000000..ffde8f7944
--- /dev/null
+++ b/tensorflow/python/kernel_tests/sparsemask_op_test.py
@@ -0,0 +1,32 @@
+import tensorflow.python.platform
+
+import numpy as np
+import tensorflow as tf
+
+
+class SparseMaskTest(tf.test.TestCase):
+
+  def testBasic(self):
+    values = np.random.rand(4, 4).astype(np.single)
+    indices = np.array([0, 2, 3, 4], dtype=np.int32)
+    mask_indices = np.array([0], dtype=np.int32)
+
+    out_values = values[1:, :]
+    out_indices = np.array([2, 3, 4], dtype=np.int32)
+
+    with self.test_session() as sess:
+      values_tensor = tf.convert_to_tensor(values)
+      indices_tensor = tf.convert_to_tensor(indices)
+      mask_indices_tensor = tf.convert_to_tensor(mask_indices)
+
+      t = tf.IndexedSlices(values_tensor, indices_tensor)
+      masked_t = tf.sparse_mask(t, mask_indices_tensor)
+
+      tf_out_values, tf_out_indices = sess.run([masked_t.values,
+                                                masked_t.indices])
+
+      self.assertAllEqual(tf_out_values, out_values)
+      self.assertAllEqual(tf_out_indices, out_indices)
+
+if __name__ == "__main__":
+  tf.test.main()