1 files changed, 32 insertions, 0 deletions
diff --git a/javascript/resistor-color/resistor-color.spec.js b/javascript/resistor-color/resistor-color.spec.js
new file mode 100644
index 0000000..e403129
--- /dev/null
+++ b/javascript/resistor-color/resistor-color.spec.js
@@ -0,0 +1,32 @@
+import { colorCode, COLORS } from './resistor-color';
+
+describe('ResistorColor', () => {
+  describe('Color codes', () => {
+    test('Black', () => {
+      expect(colorCode('black')).toEqual(0);
+    });
+
+    test('White', () => {
+      expect(colorCode('white')).toEqual(9);
+    });
+
+    test('Orange', () => {
+      expect(colorCode('orange')).toEqual(3);
+    });
+  });
+
+  test('Colors', () => {
+    expect(COLORS).toEqual([
+      'black',
+      'brown',
+      'red',
+      'orange',
+      'yellow',
+      'green',
+      'blue',
+      'violet',
+      'grey',
+      'white',
+    ]);
+  });
+});