test: use ganache for tests instead of Infura HTTP API

- remove integration-test checking on-chain state
- pin ganache to 7.3.1 for Node.js v12 compatibility

.github/workflows/build-lint-test.yml

@@ -8,8 +8,6 @@ on:
 jobs:
   build-lint-test:
     name: Build, Lint, and Test
-    env:
-      INFURA_PROJECT_ID: ${{ secrets.INFURA_PROJECT_ID }}
     runs-on: ubuntu-20.04
     strategy:
       matrix:

package.json

@@ -27,6 +27,7 @@
     "eslint-plugin-import": "^2.22.0",
     "eslint-plugin-json": "^2.1.2",
     "eslint-plugin-node": "^11.1.0",
+    "ganache": "7.3.1",
     "prettier": "2.2.1",
     "rc": "^1.2.8",
     "tape": "^5.1.1",

test/index.js

@@ -1,28 +1,12 @@
 const test = require('tape');
 const Eth = require('ethjs');
-
-const { INFURA_PROJECT_ID } = require('rc')('infura', {
-  // eslint-disable-next-line node/no-process-env
-  INFURA_PROJECT_ID: process.env.INFURA_PROJECT_ID,
-});
+const Ganache = require('ganache');
 
 const { MethodRegistry } = require('../dist');
 
-const provider = new Eth.HttpProvider(`https://mainnet.infura.io/v3/${INFURA_PROJECT_ID}`);
+const provider = Ganache.server().provider;
 const registry = new MethodRegistry({ provider });
 
-test('connecting to main net contract', function (t) {
-  t.plan(1);
-
-  registry.lookup('0xa9059cbb')
-    .then((result) => {
-      t.equal(result, 'transfer(address,uint256)', 'finds correct value');
-    })
-    .catch((reason) => {
-      t.fail(reason.message);
-    });
-});
-
 test('parse signature', function (t) {
   const sig = 'transfer(address,uint256)';
   const parsed = registry.parse(sig);