Get rid of tests on non-normalized vectors

Vectors used with cosine distance are always normalized.

Author: cevian

pgvectorscale/src/access_method/distance_x86.rs

@@ -132,33 +132,6 @@ simdeez::simd_runtime_generate!(
 mod tests {
     #[test]
     fn distances_equal() {
-        let r: Vec<f32> = (0..2000).map(|_| 1.0).collect();
-        let l: Vec<f32> = (0..2000).map(|_| 2.0).collect();
-
-        assert_eq!(
-            unsafe { super::distance_cosine_x86_avx2(&r, &l) },
-            super::super::distance::distance_cosine_unoptimized(&r, &l)
-        );
-
-        assert_eq!(
-            unsafe { super::distance_l2_x86_avx2(&r, &l) },
-            super::super::distance::distance_l2_unoptimized(&r, &l)
-        );
-
-        //don't use too many dimensions to avoid overflow
-        let r: Vec<f32> = (0..20).map(|v| v as f32).collect();
-        let l: Vec<f32> = (0..20).map(|v| v as f32).collect();
-
-        assert_eq!(
-            unsafe { super::distance_cosine_x86_avx2(&r, &l) },
-            super::super::distance::distance_cosine_unoptimized(&r, &l)
-        );
-        assert_eq!(
-            unsafe { super::distance_l2_x86_avx2(&r, &l) },
-            super::super::distance::distance_l2_unoptimized(&r, &l)
-        );
-
-        //many dimensions but normalized
         let r: Vec<f32> = (0..2000).map(|v| v as f32 + 1.0).collect();
         let l: Vec<f32> = (0..2000).map(|v| v as f32 + 2.0).collect();