Add eslint to project.

.eslintrc.js

@@ -0,0 +1,8 @@
+module.exports = {
+  env: {
+    node: true
+  },
+  extends: [
+    'eslint-config-digitalbazaar'
+  ]
+};

README.md

@@ -25,7 +25,7 @@ Commands:
 ```
 All tests will run against your binary and assume that an exit code greater than 0 represents an error.
 
-### Creating a config file
+### Creating a Config File
 An example local configuration for the test suite. To use:
 
 1. Copy the file config.json.example to a new file called config.json.

package.json

@@ -6,6 +6,8 @@
   "devDependencies": {
     "chai": "^4.2.0",
     "chai-as-promised": "^7.1.1",
+    "eslint": "^5.16.0",
+    "eslint-config-digitalbazaar": "^2.0.0",
     "mocha": "^5.2.0"
   },
   "scripts": {

test/v1/input/util.js

@@ -0,0 +1,34 @@
+'use strict';
+const path = require('path');
+const util = require('util');
+
+const exec = util.promisify(require('child_process').exec);
+
+async function generate(file, options) {
+  options = options || {};
+  const filePath = path.join(__dirname, 'input', `${file}.httpMessage`);
+  const date = options.date || new Date().toGMTString();
+  const latestDate = `date: ${date}`;
+  let args = '';
+  for(const key in options.args) {
+    let value = options.args[key];
+    if(Array.isArray(value)) {
+      value = `--${key} "${value.join(' ')}" `;
+    } else {
+      value = `--${key} ${value} `;
+    }
+    args += value;
+  }
+  // this cat filePath - the dash is the last pipe op
+  const httpMessage = `echo ${latestDate} | cat ${filePath} - | `;
+  const generate = `${options.generator} ${options.command} `;
+  const {stdout, stderr} = await exec(httpMessage + generate + args);
+  if(stderr) {
+    throw new Error(stderr);
+  }
+  return stdout;
+}
+
+module.exports = {
+  generate
+};