From ed20e59ba16071fd1498728eac01bbbdd889b865 Mon Sep 17 00:00:00 2001
From: Adam Wathan <adam.wathan@gmail.com>
Date: Tue, 5 Feb 2019 10:32:04 -0500
Subject: [PATCH] Test that setting a plugin to false in corePlugins disables
 it

---
 __tests__/configurePlugins.test.js | 35 ++++++++++++++++++++++++++++++
 src/util/configurePlugins.js       |  7 ++++++
 2 files changed, 42 insertions(+)
 create mode 100644 __tests__/configurePlugins.test.js
 create mode 100644 src/util/configurePlugins.js

diff --git a/__tests__/configurePlugins.test.js b/__tests__/configurePlugins.test.js
new file mode 100644
index 000000000..89896f8a8
--- /dev/null
+++ b/__tests__/configurePlugins.test.js
@@ -0,0 +1,35 @@
+import configurePlugins from '../src/util/configurePlugins'
+
+test('setting a plugin to false removes it', () => {
+  const plugins = {
+    fontSize: (options) => {
+      return {
+        plugin: 'fontSize',
+        options,
+      }
+    },
+    display: (options) => {
+      return {
+        plugin: 'display',
+        options,
+      }
+    },
+    backgroundPosition: (options) => {
+      return {
+        plugin: 'backgroundPosition',
+        options,
+      }
+    },
+  }
+
+  const configuredPlugins = configurePlugins(plugins, {
+    fontSize: {},
+    display: false,
+    backgroundPosition: {},
+  })
+
+  expect(configuredPlugins).toEqual([
+    { plugin: 'fontSize', options: {} },
+    { plugin: 'backgroundPosition', options: {} },
+  ])
+})
diff --git a/src/util/configurePlugins.js b/src/util/configurePlugins.js
new file mode 100644
index 000000000..0874d93a5
--- /dev/null
+++ b/src/util/configurePlugins.js
@@ -0,0 +1,7 @@
+export default function(plugins, pluginConfig) {
+  return Object.keys(plugins).filter(pluginName => {
+    return pluginConfig[pluginName] !== false
+  }).map(pluginName => {
+    return plugins[pluginName](pluginConfig[pluginName])
+  })
+}