chore: add tests (#11)

* chore: add tests

BREAKING CHANGE: move to 1.0.0 with 100% code coverage

* add travis config and coveralls

Author: nexdrew

.gitignore

@@ -1 +1,2 @@
 node_modules/
+.nyc_output/

.travis.yml

@@ -0,0 +1,6 @@
+sudo: false
+language: node_js
+node_js:
+  - '4'
+  - 'node'
+after_success: npm run coverage

cli.js

@@ -8,7 +8,7 @@ rekcod(process.argv.slice(2), (err, runObjects) => {
     if (err.stdout) console.log(err.stdout)
     if (err.stderr) console.error(err.stderr)
     else console.error(err)
-    return process.exit(err.code || 1)
+    return process.exit((!isNaN(err.code) && err.code) || 1)
   }
 
   runObjects.forEach((r) => {

index.js

@@ -1,11 +1,12 @@
 'use strict'
 
-const child_process = require("child_process")
+const childProcess = require('child_process')
 
 module.exports = function (containers, cb) {
   let cbCalled = false
-  let stdout = [], stderr = []
-  let child = child_process.spawn('docker', ['inspect'].concat(containers))
+  let stdout = []
+  let stderr = []
+  let child = childProcess.spawn('docker', ['inspect'].concat(containers))
   child.stderr.on('data', (data) => {
     stderr.push(data)
   })

package.json

@@ -8,7 +8,8 @@
   },
   "scripts": {
     "pretest": "standard",
-    "test": "nyc ava",
+    "test": "nyc tape test/test*.js",
+    "coverage": "nyc report --reporter=text-lcov | coveralls",
     "release": "standard-version"
   },
   "repository": {
@@ -27,6 +28,10 @@
   },
   "homepage": "https://github.com/nexdrew/rekcod#readme",
   "devDependencies": {
-    "standard-version": "^2.1.2"
+    "coveralls": "^2.11.14",
+    "nyc": "^8.3.0",
+    "standard": "^8.3.0",
+    "standard-version": "^2.4.0",
+    "tape": "^4.6.2"
   }
-}
+}

test/docker

@@ -0,0 +1,14 @@
+#!/usr/bin/env node
+var containers = process.argv.splice(3)
+if (~containers.indexOf('error')) {
+  console.log('Preparing to error out')
+  console.error('An error has occurred')
+  process.exit(127)
+}
+var dockerCommand = process.argv[2]
+var path = require('path')
+var file = path.join(__dirname, 'fixtures', dockerCommand + '-' + containers.join('-') + '.json')
+var fixture = require('fs').readFileSync(file, {
+  encoding: 'utf8'
+})
+console.log(fixture)

test/fixtures/inspect-empty.json

@@ -0,0 +1 @@
+[]

test/fixtures/inspect-invalid.json

@@ -0,0 +1,6 @@
+docker: "inspect" requires a minimum of 1 argument.
+See 'docker inspect --help'.
+
+Usage:	docker inspect [OPTIONS] CONTAINER|IMAGE|TASK [CONTAINER|IMAGE|TASK...]
+
+Return low-level information on a container, image or task