Directory Restructure (#1163)

* Move tests -> testing

* Directory restructure

* Update Cargo.toml during restructure

* Update Makefile during restructure

* Fix arbitrary path

testing/state_transition_vectors/src/macros.rs

@@ -0,0 +1,28 @@
+/// Provides:
+///
+/// - `fn vectors()`: allows for getting a `Vec<TestVector>` of all vectors for exporting.
+/// - `mod tests`: runs all the test vectors locally.
+macro_rules! vectors_and_tests {
+    ($($name: ident, $test: expr),*) => {
+        pub fn vectors() -> Vec<TestVector> {
+            let mut vec = vec![];
+
+            $(
+                vec.push($test.test_vector(stringify!($name).into()));
+            )*
+
+            vec
+        }
+
+        #[cfg(test)]
+        mod tests {
+            use super::*;
+            $(
+                #[test]
+                fn $name() {
+                    $test.run();
+                }
+            )*
+        }
+    };
+}