Added standard reference API tests for ECADD, ECMUL and ECPAIRING evm precompiles for Istanbul comparison

holgerd77 · holgerd77 · commit adcfc7634103 · 2019-06-05T23:02:04.000+02:00
diff --git a/tests/api/evm/precompiles/06-ecadd.js b/tests/api/evm/precompiles/06-ecadd.js
@@ -0,0 +1,22 @@
+const BN = require('bn.js')
+const tape = require('tape')
+const Common = require('ethereumjs-common').default
+const util = require('ethereumjs-util')
+const VM = require('../../../../dist/index').default
+const { getPrecompile } = require('../../../../dist/evm/precompiles')
+
+tape('Precompiles: ECADD', (t) => {
+  t.test('ECADD', (st) => {
+    const common = new Common('mainnet', 'petersburg')
+    let vm = new VM({ common: common })
+    let ECADD = getPrecompile('0000000000000000000000000000000000000006')
+
+    let result = ECADD({
+      data: Buffer.alloc(0),
+      gasLimit: new BN(0xffff),
+      _common: common
+    })
+    st.deepEqual(result.gasUsed.toNumber(), 500, 'should use petersburg gas costs')
+    st.end()
+  })
+})
diff --git a/tests/api/evm/precompiles/07-ecmul.js b/tests/api/evm/precompiles/07-ecmul.js
@@ -0,0 +1,22 @@
+const BN = require('bn.js')
+const tape = require('tape')
+const Common = require('ethereumjs-common').default
+const util = require('ethereumjs-util')
+const VM = require('../../../../dist/index').default
+const { getPrecompile } = require('../../../../dist/evm/precompiles')
+
+tape('Precompiles: ECMUL', (t) => {
+  t.test('ECMUL', (st) => {
+    const common = new Common('mainnet', 'petersburg')
+    let vm = new VM({ common: common })
+    let ECMUL = getPrecompile('0000000000000000000000000000000000000007')
+
+    let result = ECMUL({
+      data: Buffer.alloc(0),
+      gasLimit: new BN(0xffff),
+      _common: common
+    })
+    st.deepEqual(result.gasUsed.toNumber(), 40000, 'should use petersburg gas costs')
+    st.end()
+  })
+})
diff --git a/tests/api/evm/precompiles/08-ecpairing.js b/tests/api/evm/precompiles/08-ecpairing.js
@@ -0,0 +1,22 @@
+const BN = require('bn.js')
+const tape = require('tape')
+const Common = require('ethereumjs-common').default
+const util = require('ethereumjs-util')
+const VM = require('../../../../dist/index').default
+const { getPrecompile } = require('../../../../dist/evm/precompiles')
+
+tape('Precompiles: ECPAIRING', (t) => {
+  t.test('ECPAIRING', (st) => {
+    const common = new Common('mainnet', 'petersburg')
+    let vm = new VM({ common: common })
+    let ECPAIRING = getPrecompile('0000000000000000000000000000000000000008')
+
+    let result = ECPAIRING({
+      data: Buffer.from('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', 'hex'),
+      gasLimit: new BN(0xffffff),
+      _common: common
+    })
+    st.deepEqual(result.gasUsed.toNumber(), 260000, 'should use petersburg gas costs (k ^= 2 pairings)')
+    st.end()
+  })
+})
