getBlockHeader() part, test encapsulation

lib/tests/post_iris_call_receive_header.js

@@ -0,0 +1,60 @@
+const expect = require('chai').expect;
+const { getRskTransactionHelper } = require('../rsk-tx-helper-provider');
+const { getBtcClient } = require('../btc-client-provider');
+const { getBridge, getLatestActiveForkName } = require('../precompiled-abi-forks-util');
+const { activateFork, sendTxWithCheck, getLatestForkName } = require('../rsk-utils');
+const { ensure0x } = require('../utils');
+
+let rskTxHelper;
+let btcTxHelper;
+let bridge;
+
+const fulfillRequirementsToRunAsSingleTestFile = async () => {
+    const forkName = process.env.FORK_NAME || getLatestForkName().name;
+    await activateFork(Runners.common.forks[forkName]);
+};
+
+const execute = (description, getRskHost) => {
+    describe(description, function() {  
+        before(async () => {
+            rskTxHelper = getRskTransactionHelper(getRskHost());
+            btcTxHelper = getBtcClient();
+
+            if(process.env.RUNNING_SINGLE_TEST_FILE) {
+              await fulfillRequirementsToRunAsSingleTestFile();
+            }
+
+            bridge = getBridge(rskTxHelper.getClient(), await getLatestActiveForkName());
+        });
+
+        it('should return 0 and increment BTC blockchain size when calling receiveHeader method', async () => {
+            const cowAddress = await rskTxHelper.newAccountWithSeed('cow');
+            const blockHashes = await btcTxHelper.mine();
+            const blockHeader = await btcTxHelper.getBlockHeader(blockHashes[0], false);
+            const blockchainInitialHeigth = await bridge.methods.getBtcBlockchainBestChainHeight().call();
+
+            await sendTxWithCheck(
+                rskTxHelper,
+                bridge.methods.receiveHeader(ensure0x(blockHeader)),
+                cowAddress,
+                (result) => { expect(Number(result)).to.be.equal(0) }
+            );
+            const blockchainFinalHeight = await bridge.methods.getBtcBlockchainBestChainHeight().call();
+            expect(Number(blockchainFinalHeight)).to.be.equal(Number(blockchainInitialHeigth) + 1);
+        });
+
+        it('should return -1 when calling receiveHeader method consecutively', async () => {
+            const blockHashes = await btcTxHelper.mine();
+            const blockHeader = await btcTxHelper.getBlockHeader(blockHashes[0], false);
+            const result = await bridge.methods.receiveHeader([ensure0x(blockHeader)]).call()
+            expect(result).to.be.equal('-1');
+            }
+        );
+    });
+};
+
+module.exports = {
+    execute,
+};
+
+

lib/tests/post_iris_call_receive_headers.js

@@ -0,0 +1,53 @@
+const expect = require('chai').expect;
+const { getRskTransactionHelper } = require('../rsk-tx-helper-provider');
+const { getBtcClient } = require('../btc-client-provider');
+const { getBridge, getLatestActiveForkName } = require('../precompiled-abi-forks-util');
+const { activateFork, sendTxWithCheck, getLatestForkName } = require('../rsk-utils');
+const { ensure0x } = require('../utils');
+
+let rskTxHelper;
+let btcTxHelper;
+
+/**
+ * Takes the blockchain to the required state for this test file to run in isolation.
+ */
+const fulfillRequirementsToRunAsSingleTestFile = async () => {
+  const forkName = process.env.FORK_NAME || getLatestForkName().name;
+  await activateFork(Runners.common.forks[forkName]);
+};
+
+const execute = (description, getRskHost) => {
+  describe(description, function() {
+
+      before(async () => {
+        rskTxHelper = getRskTransactionHelper(getRskHost());
+        btcTxHelper = getBtcClient();
+
+        if(process.env.RUNNING_SINGLE_TEST_FILE) {
+          await fulfillRequirementsToRunAsSingleTestFile();
+        }
+      });
+
+      it('Calling receiveHeaders method with regular user should not increment BTC blockchain size', async () => {
+        const bridge = getBridge(rskTxHelper.getClient(), await getLatestActiveForkName());
+        const blockNumberInitial = await bridge.methods.getBtcBlockchainBestChainHeight().call();
+        const cowAddress = await rskTxHelper.newAccountWithSeed('cow');
+        const blockHashes = await btcTxHelper.mine();
+        const blockHeader = await btcTxHelper.getBlockHeader(blockHashes[0], false);
+
+        await sendTxWithCheck(
+          rskTxHelper,
+          bridge.methods.receiveHeaders([ensure0x(blockHeader)]),
+          cowAddress,
+          (result) => { expect(result).to.be.empty }
+        );
+
+        const blockNumberFinal = await bridge.methods.getBtcBlockchainBestChainHeight().call();
+        expect(blockNumberInitial).to.be.equal(blockNumberFinal);
+      });
+  });
+};
+
+module.exports = {
+  execute,
+};