TEST: Add another try_append_row test

Author: bluss

tests/append.rs

@@ -53,6 +53,24 @@ fn append_row_existing() {
         Err(ShapeError::from_kind(ErrorKind::IncompatibleLayout)));
 }
 
+#[test]
+fn append_row_col_len_1() {
+    // Test appending 1 row and then cols from shape 1 x 1
+    let mut a = Array::zeros((1, 1));
+    a.try_append_row(aview1(&[1.])).unwrap(); // shape 2 x 1
+    a.try_append_column(aview1(&[2., 3.])).unwrap(); // shape 2 x 2
+    assert_eq!(a.try_append_row(aview1(&[1.])),
+        Err(ShapeError::from_kind(ErrorKind::IncompatibleShape)));
+    assert_eq!(a.try_append_row(aview1(&[1., 2.])),
+        Err(ShapeError::from_kind(ErrorKind::IncompatibleLayout)));
+    a.try_append_column(aview1(&[4., 5.])).unwrap(); // shape 2 x 3
+    assert_eq!(a.shape(), &[2, 3]);
+
+    assert_eq!(a,
+        array![[0., 2., 4.],
+               [1., 3., 5.]]);
+}
+
 #[test]
 fn append_column() {
     let mut a = Array::zeros((4, 0));