increase spec coverage

ethereumjs · May 21, 2023 · aa399e3 · aa399e3
1 parent 255790e
commit aa399e3
Showing 1 changed file with 21 additions and 0 deletions.
diff --git a/packages/block/test/from-beacon-payload.spec.ts b/packages/block/test/from-beacon-payload.spec.ts
@@ -20,6 +20,7 @@ tape('[fromExecutionPayloadJson]: 4844 devnet 5', async function (t) {
     for (const payload of [payload87335, payload87475]) {
       try {
         const block = await Block.fromBeaconPayloadJson(payload, { common })
+        block.validateBlobTransactions({ excessDataGas: BigInt(0), _common: common } as any)
         st.pass(`successfully constructed block=${block.header.number}`)
       } catch (e) {
         st.fail(`failed to construct block, error: ${e}`)
@@ -30,6 +31,7 @@ tape('[fromExecutionPayloadJson]: 4844 devnet 5', async function (t) {
 
   t.test('should validate block hash', async function (st) {
     try {
+      // construct a payload with differing block hash
       await Block.fromBeaconPayloadJson(
         { ...payload87335, block_hash: payload87475.block_hash },
         { common }
@@ -40,4 +42,23 @@ tape('[fromExecutionPayloadJson]: 4844 devnet 5', async function (t) {
       st.ok(`${e}`.includes('Invalid blockHash'), 'failed with correct error')
     }
   })
+
+  t.test('should validate excess data gas', async function (st) {
+    try {
+      // construct a payload with a different excess data gas but matching hash
+      const block = await Block.fromBeaconPayloadJson(
+        {
+          ...payload87475,
+          excess_data_gas: payload87335.excess_data_gas,
+          block_hash: '0x506ff15910ef7c5a713b21f225b3ffb4bfb4aeea4ea4891e3a71c0ad7bf6a8e0',
+        },
+        { common }
+      )
+      block.validateBlobTransactions({ excessDataGas: BigInt(0), _common: common } as any)
+      st.fail(`should have failed constructing the block`)
+    } catch (e) {
+      st.pass(`correctly failed constructing block, error: ${e}`)
+      st.ok(`${e}`.includes('block excessDataGas mismatch'), 'failed with correct error')
+    }
+  })
 })