docs(changelog test): i test how to automate ChangeLog

node_modules/find-root/test/test.js

@@ -0,0 +1,61 @@
+/* globals describe, it */
+var chai = require('chai')
+chai.should()
+var expect = chai.expect
+var moquire = require('moquire')
+
+var MODULE = '../'
+
+describe('find-root', function () {
+  it('recursively looks for package.json', function () {
+    var checked = []
+    var fs = {
+      existsSync: function (path) {
+        checked.push(path)
+        return path === '/foo/package.json'
+      }
+    }
+
+    var findRoot = moquire(MODULE, {fs: fs})
+
+    findRoot('/foo/bar/baz')
+      .should.equal('/foo')
+
+    checked.should.deep.equal([
+      '/foo/bar/baz/package.json',
+      '/foo/bar/package.json',
+      '/foo/package.json'
+    ])
+  })
+
+  it('can take a custom check argument', function () {
+    var checked = []
+
+    var findRoot = require(MODULE)
+
+    findRoot('/foo/bar/baz', function (dir) {
+      checked.push(dir)
+      return dir === '/foo/bar'
+    })
+    .should.equal('/foo/bar')
+
+    checked.should.deep.equal([
+      '/foo/bar/baz',
+      '/foo/bar'
+    ])
+  })
+
+  it('throws if not found', function () {
+    var fs = {
+      statSync: function (path) {
+        throw new Error()
+      }
+    }
+
+    var findRoot = moquire(MODULE, {fs: fs})
+
+    expect(function () {
+      findRoot('/foo/bar/baz/')
+    }).to.throw('not found')
+  })
+})