chore: start moving e2e tests to Jest + execa-wrap

package.json

@@ -19,6 +19,7 @@
     "semver": "5.5.0"
   },
   "devDependencies": {
+    "execa-wrap": "1.3.0",
     "git-issues": "1.3.1",
     "github-post-release": "1.13.1",
     "grunt": "0.4.5",
@@ -61,8 +62,7 @@
     "test": "npm run itself && npm run unit && npm run e2e",
     "itself": "node index.js",
     "unit": "jest",
-    "e2e": "gt test/*.coffee --output",
-    "e2e": "jest 'test/parent.test.js'",
+    "e2e": "jest 'test/e2e.test.js'",
     "commit": "git-issues && commit-wizard",
     "issues": "git-issues",
     "size": "t=\"$(npm pack .)\"; wc -c \"${t}\"; tar tvf \"${t}\"; rm \"${t}\";",

test/e2e.test.js

@@ -0,0 +1,62 @@
+const join = require('path').join
+const relative = join.bind(null, __dirname)
+const check = require('..')
+const ERROR_EXIT_CODE = 255
+const execaWrap = require('execa-wrap')
+
+describe.only('e2e NPM tests in root folder', () => {
+  beforeEach(() => {
+    process.chdir(relative('..'))
+  })
+
+  afterEach(() => {
+    process.chdir(__dirname)
+  })
+
+  it('test itself', () => {
+    const options = {
+      filter: 'code'
+    }
+    return execaWrap('node', ['bin/deps-ok.js', '--verbose'], options)
+      .then(output => output.trim())
+      .then(output => {
+        expect(output).toBe("code: 0")
+      })
+  })
+})
+
+// gt.module 'e2e NPM tests in this folder'
+
+// args = ['../bin/deps-ok.js', '--verbose', '--filename']
+
+// gt.async 'test itself with folder', ->
+//   gt.exec 'node', args.concat(relative('..')), 0,
+//     'this module has all dependencies'
+
+// gt.async 'test itself with package.json path', ->
+//   gt.exec 'node', args.concat(relative('../package.json')), 0,
+//     'this module has all dependencies'
+
+// gt.async 'test version with latest keyword', ->
+//   gt.exec 'node', args.concat(relative('./package-with-latest.json')), ERROR_EXIT_CODE,
+//     'this has some missing dependencies'
+
+// gt.async 'test version with github version', ->
+//   gt.exec 'node', args.concat(relative('./package-with-github.json')), 0,
+//     'this handles github: version string'
+
+// gt.async 'test version with local file path', ->
+//   gt.exec 'node', args.concat(relative('./package-with-file.json')), 0,
+//     'this handles file: version string'
+
+// gt.async 'test version with url', ->
+//   gt.exec 'node', args.concat(relative('./package-with-url.json')), 0,
+//     'this handles url string'
+
+// gt.async 'test non-existing file', ->
+//   gt.exec 'node', args.concat(relative('./does-not-exist.json')), ERROR_EXIT_CODE,
+//     'package file does not exist'
+
+// gt.async 'package is missing version property', ->
+//   gt.exec 'node', args.concat(relative('./package-without-version.json')), ERROR_EXIT_CODE,
+//     'this has some missing dependencies'