TEST: add CI for examples and remove leftover sort_axis_ method in example

Author: dam5h

examples/sort-axis.rs

@@ -46,9 +46,6 @@ pub trait SortArray {
     fn sort_axis_by<F>(&self, axis: Axis, less_than: F) -> Permutation
     where
         F: FnMut(usize, usize) -> bool;
-    fn sort_axis_<F>(&self, axis: Axis, less_than: F) -> Permutation
-    where
-        F: FnMut(usize, usize) -> Ordering;
 }
 
 pub trait PermuteArray {
@@ -87,15 +84,6 @@ where
         });
         perm
     }
-
-    fn sort_axis_<F>(&self, axis: Axis, mut less_than: F) -> Permutation
-    where
-        F: FnMut(usize, usize) -> Ordering,
-    {
-        let mut perm = self.identity(axis);
-        perm.indices.sort_by(move |&a, &b| less_than(a, b));
-        perm
-    }
 }
 
 impl<A, D> PermuteArray for Array<A, D>

scripts/all-tests.sh

@@ -16,5 +16,6 @@ cargo test --manifest-path=ndarray-rand/Cargo.toml --no-default-features --verbo
 cargo test --manifest-path=ndarray-rand/Cargo.toml --features quickcheck --verbose
 cargo test --manifest-path=serialization-tests/Cargo.toml --verbose
 cargo test --manifest-path=blas-tests/Cargo.toml --verbose
+cargo test --examples
 CARGO_TARGET_DIR=target/ cargo test --manifest-path=numeric-tests/Cargo.toml --verbose
 ([ "$CHANNEL" != "nightly" ] || cargo bench --no-run --verbose --features "$FEATURES")