From 10e7ce5764b3b456e1f909cd6b6a90f076c2e014 Mon Sep 17 00:00:00 2001
From: Martin Ashby <martin@martin-laptop.lan>
Date: Thu, 17 May 2018 20:17:01 +0100
Subject: Fixed rotation problem. Added rotate function. Added docker file

---
 src/Utils.test.js | 36 +++++++++++++++++++++++++++++++++++-
 1 file changed, 35 insertions(+), 1 deletion(-)

(limited to 'src/Utils.test.js')

diff --git a/src/Utils.test.js b/src/Utils.test.js
index 6c9161b..33d63f0 100644
--- a/src/Utils.test.js
+++ b/src/Utils.test.js
@@ -1,4 +1,4 @@
-import { colorEqual, coordsEqual, xy, rgb, findContiguousPixels } from './Utils'
+import { colorEqual, coordsEqual, xy, rgb, findContiguousPixels, rotatePixelsClock, rotatePixelsCounterClock } from './Utils'
 
 test('test colorEqual function', () => {
     expect(colorEqual([0, 0, 0], [0, 0, 0]))
@@ -78,4 +78,38 @@ test('contiguousPixels', () => {
         [[0, 0, 1], [0, 0, 1], [0, 0, 1], [0, 0, 1]]
     ]).length)
         .toBe(4)
+})
+
+test('rotate clockwise function', () => {
+    let rot1 = rotatePixelsClock([
+        [[0, 0, 1], [0, 0, 0], [0, 0, 0], [0, 0, 2]],
+        [[0, 0, 0], [0, 0, 0], [0, 0, 0], [0, 0, 0]],
+        [[0, 0, 0], [0, 0, 0], [0, 0, 0], [0, 0, 0]],
+        [[0, 0, 4], [0, 0, 0], [0, 0, 0], [0, 0, 3]]
+    ])
+    expect(rot1[0][3][2])
+    .toBe(1)
+    expect(rot1[3][3][2])
+    .toBe(2)
+    expect(rot1[3][0][2])
+    .toBe(3)
+    expect(rot1[0][0][2])
+    .toBe(4)
+})
+
+test('rotate counter-clockwise function', () => {
+    let rot1 = rotatePixelsCounterClock([
+        [[0, 0, 1], [0, 0, 0], [0, 0, 0], [0, 0, 2]],
+        [[0, 0, 0], [0, 0, 0], [0, 0, 0], [0, 0, 0]],
+        [[0, 0, 0], [0, 0, 0], [0, 0, 0], [0, 0, 0]],
+        [[0, 0, 4], [0, 0, 0], [0, 0, 0], [0, 0, 3]]
+    ])
+    expect(rot1[0][3][2])
+    .toBe(3)
+    expect(rot1[3][3][2])
+    .toBe(4)
+    expect(rot1[3][0][2])
+    .toBe(1)
+    expect(rot1[0][0][2])
+    .toBe(2)
 })
\ No newline at end of file
-- 
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