refactor(samples): convert sample tests from ava to mocha (#257)

error-reporting/package.json

@@ -9,13 +9,10 @@
  "node": ">=8"
  },
  "scripts": {
- "ava": "ava -T 20s --verbose test/*.test.js system-test/*.test.js",
- "cover": "nyc --reporter=lcov --cache ava -T 20s --verbose test/*.test.js system-test/*.test.js && nyc report",
  "error-test": "samples test app --msg \"Something broke!\" --url \"http://localhost:33332/error\" --port 33332 -- snippets.js express",
  "exception-test": "samples test app --code 500 --msg SyntaxError --url \"http://localhost:33333/exception\" --port 33333 -- snippets.js express",
- "system-test": "ava -T 1m --verbose system-test/*.test.js",
- "all-test": "npm run system-test && npm run error-test && npm run exception-test",
- "test": "npm run cover"
+ "all-test": "npm run test && npm run error-test && npm run exception-test",
+ "test": "mocha system-test/*.test.js --timeout=600000"
  },
  "dependencies": {
  "@google-cloud/error-reporting": "^0.5.0",
@@ -24,8 +21,7 @@
  },
  "devDependencies": {
  "@google-cloud/nodejs-repo-tools": "^3.0.0",
- "ava": "^0.25.0",
- "nyc": "^13.0.0",
+ "mocha": "^5.2.0",
  "proxyquire": "^2.0.1",
  "sinon": "^7.0.0"
  }

error-reporting/system-test/.eslintrc.yml

@@ -1,5 +1,6 @@
 ---
+env:
+ mocha: true
 rules:
  node/no-unpublished-require: off
- node/no-unsupported-features: off
  no-empty: off

error-reporting/system-test/snippets.test.js

@@ -15,24 +15,22 @@
 
 'use strict';
 
-const path = require(`path`);
-const test = require(`ava`);
-const tools = require(`@google-cloud/nodejs-repo-tools`);
+const path = require('path');
+const assert = require('assert');
+const tools = require('@google-cloud/nodejs-repo-tools');
 
-const cwd = path.join(__dirname, `..`);
-const cmd = `node snippets.js`;
+const cwd = path.join(__dirname, '..');
+const cmd = 'node snippets.js';
 
-test.before(tools.checkCredentials);
+before(tools.checkCredentials);
 
-test.serial(`should setup using implicit credentials`, async t => {
- t.plan(0);
+it('should setup using implicit credentials', async () =>
  // There's no output, the command should just succeed
- await tools.runAsync(`${cmd} setup-implicit`, cwd);
-});
+ await tools.runAsync(`${cmd} setup-implicit`, cwd));
 
-test.serial(`should report errors manually`, async t => {
+it('should report errors manually', async () => {
  const output = await tools.runAsync(`${cmd} manual`, cwd);
- t.is(output.includes('Done reporting error event!'), true);
- t.is(output.includes('Done reporting Error object!'), true);
- t.is(output.includes('Done reporting error string!'), true);
+ assert.strictEqual(output.includes('Done reporting error event!'), true);
+ assert.strictEqual(output.includes('Done reporting Error object!'), true);
+ assert.strictEqual(output.includes('Done reporting error string!'), true);
 });