From a26d8a8a1bed48a77e062914c120a23ace7bb8cf Mon Sep 17 00:00:00 2001
From: Shin'ya Ueoka <ueokande@i-beam.org>
Date: Sun, 24 Feb 2019 20:54:35 +0900
Subject: Capitalize background scripts

---
 .../infrastructures/MemoryStorage.test.js          | 44 ++++++++++++++++++++++
 1 file changed, 44 insertions(+)
 create mode 100644 test/background/infrastructures/MemoryStorage.test.js

(limited to 'test/background/infrastructures/MemoryStorage.test.js')

diff --git a/test/background/infrastructures/MemoryStorage.test.js b/test/background/infrastructures/MemoryStorage.test.js
new file mode 100644
index 0000000..95d3780
--- /dev/null
+++ b/test/background/infrastructures/MemoryStorage.test.js
@@ -0,0 +1,44 @@
+import MemoryStorage from 'background/infrastructures/MemoryStorage';
+
+describe("background/infrastructures/memory-storage", () => {
+  it('stores values', () => {
+    let cache = new MemoryStorage();
+    cache.set('number', 123);
+    expect(cache.get('number')).to.equal(123);
+
+    cache.set('string', '123');
+    expect(cache.get('string')).to.equal('123');
+
+    cache.set('object', { hello: '123' });
+    expect(cache.get('object')).to.deep.equal({ hello: '123' });
+  });
+
+  it('returns undefined if no keys', () => {
+    let cache = new MemoryStorage();
+    expect(cache.get('no-keys')).to.be.undefined;
+  })
+
+  it('stored on shared memory', () => {
+    let cache = new MemoryStorage();
+    cache.set('red', 'apple');
+
+    cache = new MemoryStorage();
+    let got = cache.get('red');
+    expect(got).to.equal('apple');
+  });
+
+  it('stored cloned objects', () => {
+    let cache = new MemoryStorage();
+    let recipe = { sugar: '300g' };
+    cache.set('recipe', recipe);
+
+    recipe.salt = '20g'
+    let got = cache.get('recipe', recipe);
+    expect(got).to.deep.equal({ sugar: '300g' });
+  });
+
+  it('throws an error with unserializable objects', () => {
+    let cache = new MemoryStorage();
+    expect(() => cache.set('fn', setTimeout)).to.throw();
+  })
+});
-- 
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