From 67f01ea123389f15e9d1b20a6982f82c1d1e11ad Mon Sep 17 00:00:00 2001
From: Matt Swensen <swensen.matthew@gmail.com>
Date: Fri, 20 Mar 2020 06:55:34 -0600
Subject: [PATCH] Implement renderInstructions in themer-wallpaper-diamonds

---
 cli/packages/themer-wallpaper-diamonds/README.md       |  1 +
 .../lib/__snapshots__/index.spec.js.snap               | 10 ++++++++++
 cli/packages/themer-wallpaper-diamonds/lib/index.js    |  6 +++++-
 .../themer-wallpaper-diamonds/lib/index.spec.js        |  7 ++++++-
 cli/packages/themer-wallpaper-diamonds/package.json    |  2 +-
 5 files changed, 23 insertions(+), 3 deletions(-)
 create mode 100644 cli/packages/themer-wallpaper-diamonds/lib/__snapshots__/index.spec.js.snap

diff --git a/cli/packages/themer-wallpaper-diamonds/README.md b/cli/packages/themer-wallpaper-diamonds/README.md
index 489408a..1b3c468 100644
--- a/cli/packages/themer-wallpaper-diamonds/README.md
+++ b/cli/packages/themer-wallpaper-diamonds/README.md
@@ -35,3 +35,4 @@ to which you would pass `<width>x<height>`. For example, to forego the default r
 
     themer -c my-colors.js -t themer-wallpaper-diamonds --themer-wallpaper-diamonds-size 1024x768 --themer-wallpaper-diamonds-size 320x960 -o gen
 
+The generated files will be listed in `<output dir>/README.md`.
diff --git a/cli/packages/themer-wallpaper-diamonds/lib/__snapshots__/index.spec.js.snap b/cli/packages/themer-wallpaper-diamonds/lib/__snapshots__/index.spec.js.snap
new file mode 100644
index 0000000..6e6f14c
--- /dev/null
+++ b/cli/packages/themer-wallpaper-diamonds/lib/__snapshots__/index.spec.js.snap
@@ -0,0 +1,10 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`themer "diamonds" wallpaper should list outputfiles 1`] = `
+"
+Files generated:
+
+* \`themer-wallpaper-diamonds-dark-1000x1000.svg\`
+* \`themer-wallpaper-diamonds-light-1000x1000.svg\`
+"
+`;
diff --git a/cli/packages/themer-wallpaper-diamonds/lib/index.js b/cli/packages/themer-wallpaper-diamonds/lib/index.js
index 986d492..1da7365 100644
--- a/cli/packages/themer-wallpaper-diamonds/lib/index.js
+++ b/cli/packages/themer-wallpaper-diamonds/lib/index.js
@@ -2,6 +2,7 @@ const {
   getSizesFromOptOrDefault,
   deepFlatten,
   colorSets: getColorSets,
+  listOutputFiles,
 } = require('themer-utils');
 
 const SIZE = 100;
@@ -127,4 +128,7 @@ const render = (colors, options) => {
   );
 }
 
-module.exports = { render };
+module.exports = {
+  render,
+  renderInstructions: listOutputFiles,
+};
diff --git a/cli/packages/themer-wallpaper-diamonds/lib/index.spec.js b/cli/packages/themer-wallpaper-diamonds/lib/index.spec.js
index 4447187..3e430dc 100644
--- a/cli/packages/themer-wallpaper-diamonds/lib/index.spec.js
+++ b/cli/packages/themer-wallpaper-diamonds/lib/index.spec.js
@@ -1,4 +1,4 @@
-const { render } = require('./index');
+const { render, renderInstructions } = require('./index');
 const { colors } = require('../../themer-colors-default');
 
 describe('themer "diamonds" wallpaper', () => {
@@ -8,4 +8,9 @@ describe('themer "diamonds" wallpaper', () => {
       expect(file.contents.toString('utf8')).not.toContain('undefined');
     });
   });
+  it('should list outputfiles', async () => {
+    const files = await Promise.all(render(colors, { 'themer-wallpaper-diamonds-size': '1000x1000' }));
+    const instructions = renderInstructions(files.map(({ name }) => name));
+    expect(instructions).toMatchSnapshot();
+  });
 });
diff --git a/cli/packages/themer-wallpaper-diamonds/package.json b/cli/packages/themer-wallpaper-diamonds/package.json
index f6f4c76..9e5a22b 100644
--- a/cli/packages/themer-wallpaper-diamonds/package.json
+++ b/cli/packages/themer-wallpaper-diamonds/package.json
@@ -23,7 +23,7 @@
   },
   "homepage": "https://github.com/mjswensen/themer/tree/master/cli/packages/themer-wallpaper-diamonds#readme",
   "dependencies": {
-    "themer-utils": "^1.0.0"
+    "themer-utils": "^1.2.0"
   },
   "peerDependencies": {
     "themer": "^3"