shape: Add tests for .coerce_shape()

Author: bluss

tests/reshape.rs

@@ -8,13 +8,13 @@ use ndarray::Order;
 fn reshape() {
     let data = [1, 2, 3, 4, 5, 6, 7, 8];
     let v = aview1(&data);
-    let u = v.into_shape((3, 3));
+    let u = v.coerce_shape((3, 3));
     assert!(u.is_err());
-    let u = v.into_shape((2, 2, 2));
+    let u = v.coerce_shape((2, 2, 2));
     assert!(u.is_ok());
     let u = u.unwrap();
     assert_eq!(u.shape(), &[2, 2, 2]);
-    let s = u.into_shape((4, 2)).unwrap();
+    let s = u.coerce_shape((4, 2)).unwrap();
     assert_eq!(s.shape(), &[4, 2]);
     assert_eq!(s, aview2(&[[1, 2], [3, 4], [5, 6], [7, 8]]));
 }
@@ -24,17 +24,17 @@ fn reshape() {
 fn reshape_error1() {
     let data = [1, 2, 3, 4, 5, 6, 7, 8];
     let v = aview1(&data);
-    let _u = v.into_shape((2, 5)).unwrap();
+    let _u = v.coerce_shape((2, 5)).unwrap();
 }
 
 #[test]
 #[should_panic(expected = "IncompatibleLayout")]
 fn reshape_error2() {
     let data = [1, 2, 3, 4, 5, 6, 7, 8];
     let v = aview1(&data);
-    let mut u = v.into_shape((2, 2, 2)).unwrap();
+    let mut u = v.coerce_shape((2, 2, 2)).unwrap();
     u.swap_axes(0, 1);
-    let _s = u.into_shape((2, 4)).unwrap();
+    let _s = u.coerce_shape((2, 4)).unwrap();
 }
 
 #[test]
@@ -47,16 +47,16 @@ fn reshape_f() {
     println!("{:?}", v);
 
     // noop ok
-    let v2 = v.into_shape((3, 4));
+    let v2 = v.coerce_shape(((3, 4), Order::F));
     assert!(v2.is_ok());
     assert_eq!(v, v2.unwrap());
 
-    let u = v.into_shape((3, 2, 2));
+    let u = v.coerce_shape(((3, 2, 2), Order::F));
     assert!(u.is_ok());
     let u = u.unwrap();
     println!("{:?}", u);
     assert_eq!(u.shape(), &[3, 2, 2]);
-    let s = u.into_shape((4, 3)).unwrap();
+    let s = u.coerce_shape(((4, 3), Order::F)).unwrap();
     println!("{:?}", s);
     assert_eq!(s.shape(), &[4, 3]);
     assert_eq!(s, aview2(&[[0, 4, 8], [1, 5, 9], [2, 6, 10], [3, 7, 11]]));