fixed tests for ciphertext fourier

base2k/examples/rlwe_encrypt.rs

@@ -130,6 +130,4 @@ fn main() {
         .for_each(|(i, (a, b))| {
             println!("{}: {} {}", i, a, (*b as f64) / scale);
         });
-
-    module.free();
 }

base2k/src/lib.rs

@@ -150,8 +150,7 @@ impl Scratch {
         unsafe { &mut *(data as *mut [u8] as *mut Self) }
     }
 
-    #[allow(dead_code)]
-    fn available(&self) -> usize {
+    pub fn available(&self) -> usize {
         let ptr: *const u8 = self.data.as_ptr();
         let self_len: usize = self.data.len();
         let aligned_offset: usize = ptr.align_offset(DEFAULTALIGN);

base2k/src/mat_znx_dft_ops.rs

@@ -337,8 +337,6 @@ mod tests {
                 assert_eq!(a_dft.raw(), b_dft.raw());
             }
         }
-
-        module.free();
     }
 
     #[test]
@@ -425,7 +423,5 @@ mod tests {
                 });
             });
         });
-
-        module.free();
     }
 }