From d01db82c0dca352de2d7644c383d388fc3ec0366 Mon Sep 17 00:00:00 2001
From: Shin'ya Ueoka <ueokande@i-beam.org>
Date: Thu, 2 May 2019 14:08:51 +0900
Subject: Types src/content

---
 test/shared/operations.test.ts | 41 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 41 insertions(+)
 create mode 100644 test/shared/operations.test.ts

(limited to 'test/shared')

diff --git a/test/shared/operations.test.ts b/test/shared/operations.test.ts
new file mode 100644
index 0000000..42a3eed
--- /dev/null
+++ b/test/shared/operations.test.ts
@@ -0,0 +1,41 @@
+import * as operations from 'shared/operations';
+
+describe('operations', () => {
+  describe('#valueOf', () => {
+    it('returns an Operation', () => {
+      let op: operations.Operation = operations.valueOf({
+        type: operations.SCROLL_VERTICALLY,
+        count: 10,
+      });
+      expect(op.type).to.equal(operations.SCROLL_VERTICALLY);
+      expect(op.count).to.equal(10);
+    });
+
+    it('throws an Error on missing required parameter', () => {
+      expect(() => operations.valueOf({
+        type: operations.SCROLL_VERTICALLY,
+      })).to.throw(TypeError);
+    });
+
+    it('fills default valus of optional parameter', () => {
+      let op: operations.Operation = operations.valueOf({
+        type: operations.COMMAND_SHOW_OPEN,
+      });
+
+      expect(op.type).to.equal(operations.COMMAND_SHOW_OPEN)
+      expect(op.alter).to.be.false;
+    });
+
+    it('throws an Error on mismatch of parameter', () => {
+      expect(() => operations.valueOf({
+        type: operations.SCROLL_VERTICALLY,
+        count: '10',
+      })).to.throw(TypeError);
+
+      expect(() => valueOf({
+        type: operations.COMMAND_SHOW_OPEN,
+        alter: 'true',
+      })).to.throw(TypeError);
+    });
+  });
+})
-- 
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