feat: verifying fork resolutions

lfglabs-dev · Oct 19, 2024 · ea3b6df · ea3b6df
1 parent ab208ee
commit ea3b6df
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Showing 5 changed files with 382 additions and 18 deletions.
diff --git a/src/interfaces.cairo b/src/interfaces.cairo
@@ -7,7 +7,6 @@ pub struct BlockStatus {
     // memory
     pub registration_timestamp: u64,
     pub prev_block_digest: Digest,
-    pub challenged_cpow: u128,
     pub pow: u128,
 }
 
@@ -19,12 +18,7 @@ pub impl BlockStatusImpl of BlockStatusTrait {
     }
 
     fn new(prev_block_digest: Digest, pow: u128) -> BlockStatus {
-        BlockStatus {
-            prev_block_digest,
-            registration_timestamp: get_block_timestamp(),
-            challenged_cpow: 0,
-            pow,
-        }
+        BlockStatus { prev_block_digest, registration_timestamp: get_block_timestamp(), pow, }
     }
 }
 
@@ -52,4 +46,6 @@ pub trait IUtuRelay<TContractState> {
     ) -> bool;
 
     fn get_status(self: @TContractState, block_hash: Digest) -> BlockStatus;
+
+    fn get_block(self: @TContractState, height: u64) -> Digest;
 }
diff --git a/src/tests/blocks_registration.cairo b/src/tests/blocks_registration.cairo
@@ -43,7 +43,6 @@ fn test_single_block_registration() {
             prev_block_digest: hex_to_hash_rev(
                 "000000002a22cfee1f2c846adbd12b3e183d4f97683f85dad08a79780a84bd55"
             ),
-            challenged_cpow: 0,
             pow: 4295032833,
         },
         'unexpected final status'
@@ -102,7 +101,6 @@ fn test_two_blocks_registration() {
             prev_block_digest: hex_to_hash_rev(
                 "000000002a22cfee1f2c846adbd12b3e183d4f97683f85dad08a79780a84bd55"
             ),
-            challenged_cpow: 0,
             pow: 4295032833,
         },
         'unexpected status for block 170'
@@ -112,10 +110,7 @@ fn test_two_blocks_registration() {
     let status_171 = utu.get_status(block_171_hash);
     assert(
         status_171 == BlockStatus {
-            registration_timestamp: 1234567890,
-            prev_block_digest: block_170_hash,
-            challenged_cpow: 0,
-            pow: 4295032833,
+            registration_timestamp: 1234567890, prev_block_digest: block_170_hash, pow: 4295032833,
         },
         'unexpected status for block 171'
     );
@@ -175,7 +170,6 @@ fn test_same_height_registration() {
             prev_block_digest: hex_to_hash_rev(
                 "000000000000000000012bc4e973e18e17b9980ba5b6fe545a5f05e0e222828c"
             ),
-            challenged_cpow: 0,
             pow: 395356030850084270690399,
         },
         'unexpected status for block 1'
@@ -189,7 +183,6 @@ fn test_same_height_registration() {
             prev_block_digest: hex_to_hash_rev(
                 "000000000000000000012bc4e973e18e17b9980ba5b6fe545a5f05e0e222828c"
             ),
-            challenged_cpow: 0,
             pow: 395356030850084270690399,
         },
         'unexpected status for block 2'