chore: checkpoint before Python removal

vendor/tiny-keccak/tests/shake.rs

@@ -0,0 +1,37 @@
+use tiny_keccak::{Hasher, Shake, Xof};
+
+#[test]
+fn shake_xof_one() {
+    let mut shake = Shake::v128();
+    let mut output = [0; 32];
+    let expected = b"\
+        \x43\xE4\x1B\x45\xA6\x53\xF2\xA5\xC4\x49\x2C\x1A\xDD\x54\x45\x12\
+        \xDD\xA2\x52\x98\x33\x46\x2B\x71\xA4\x1A\x45\xBE\x97\x29\x0B\x6F\
+    ";
+
+    for _ in 0..16 {
+        shake.squeeze(&mut output);
+    }
+
+    assert_eq!(expected, &output);
+}
+
+#[test]
+fn shake_xof_two() {
+    let mut shake = Shake::v128();
+    let mut output = [0; 32];
+    let expected = b"\
+        \x44\xC9\xFB\x35\x9F\xD5\x6A\xC0\xA9\xA7\x5A\x74\x3C\xFF\x68\x62\
+        \xF1\x7D\x72\x59\xAB\x07\x52\x16\xC0\x69\x95\x11\x64\x3B\x64\x39\
+    ";
+
+    for _ in 0..10 {
+        shake.update(&[0xa3; 20]);
+    }
+
+    for _ in 0..16 {
+        shake.squeeze(&mut output);
+    }
+
+    assert_eq!(expected, &output);
+}