feat: adjust rBTC default amount, add xlarge url param, add tests

Author: CharlieC3

src/api/routes/faucets.ts

@@ -92,7 +92,14 @@ export const FaucetRoutes: FastifyPluginAsync<
           large: Type.Optional(
             Type.Boolean({
               description:
-                'Request a larger amount of regtest BTC than the default',
+                'Request a large amount of regtest BTC than the default',
+              default: false,
+            })
+          ),
+          xlarge: Type.Optional(
+            Type.Boolean({
+              description:
+                'Request an extra large amount of regtest BTC than the default',
               default: false,
             })
           ),
@@ -132,7 +139,21 @@ export const FaucetRoutes: FastifyPluginAsync<
     async (req, reply) => {
       await btcFaucetRequestQueue.add(async () => {
         const address = req.query.address || req.body?.address;
-        const btcAmount = req.query.large ? 0.5 : 0.01;
+        let btcAmount = 0.0001;
+
+        if (req.query.large && req.query.xlarge) {
+          return await reply.status(400).send({
+            error: 'cannot simultaneously request a large and xlarge amount',
+            success: false,
+          });
+        }
+
+        if (req.query.large) {
+          btcAmount = 0.01;
+        } else if (req.query.xlarge) {
+          btcAmount = 0.5;
+        }
+
         if (!address) {
           return await reply.status(400).send({
             error: 'address required',

tests/btc-faucet/faucet-btc.test.ts

@@ -156,6 +156,40 @@ describe('btc faucet', () => {
         `/extended/v1/faucets/btc/${addr}`
       );
       expect(balanceResponse.status).toBe(200);
+      expect(JSON.parse(balanceResponse.text)).toEqual({ balance: 0.0001 });
+    });
+
+    test('faucet http balance endpoint large', async () => {
+      const addr = getKeyAddress(ECPair.makeRandom({ network: regtest }));
+      const response = await supertest(apiServer.server).post(
+        `/extended/v1/faucets/btc?address=${addr}&large=true`
+      );
+      expect(response.status).toBe(200);
+      await getRpcClient().generatetoaddress({
+        address: getKeyAddress(ECPair.makeRandom({ network: regtest })),
+        nblocks: 1,
+      });
+      const balanceResponse = await supertest(apiServer.server).get(
+        `/extended/v1/faucets/btc/${addr}`
+      );
+      expect(balanceResponse.status).toBe(200);
+      expect(JSON.parse(balanceResponse.text)).toEqual({ balance: 0.01 });
+    });
+
+    test('faucet http balance endpoint xlarge', async () => {
+      const addr = getKeyAddress(ECPair.makeRandom({ network: regtest }));
+      const response = await supertest(apiServer.server).post(
+        `/extended/v1/faucets/btc?address=${addr}&xlarge=true`
+      );
+      expect(response.status).toBe(200);
+      await getRpcClient().generatetoaddress({
+        address: getKeyAddress(ECPair.makeRandom({ network: regtest })),
+        nblocks: 1,
+      });
+      const balanceResponse = await supertest(apiServer.server).get(
+        `/extended/v1/faucets/btc/${addr}`
+      );
+      expect(balanceResponse.status).toBe(200);
       expect(JSON.parse(balanceResponse.text)).toEqual({ balance: 0.5 });
     });