From 410ffbb0376b9399928ef8d4dd13079bfb120e14 Mon Sep 17 00:00:00 2001
From: Shin'ya UEOKA <ueokande@i-beam.org>
Date: Fri, 4 Oct 2019 04:01:35 +0000
Subject: Make Keymap class

---
 test/shared/settings/Keymaps.test.ts | 66 ++++++++++++++++++++++++++++++++++++
 1 file changed, 66 insertions(+)
 create mode 100644 test/shared/settings/Keymaps.test.ts

(limited to 'test/shared/settings')

diff --git a/test/shared/settings/Keymaps.test.ts b/test/shared/settings/Keymaps.test.ts
new file mode 100644
index 0000000..7896a63
--- /dev/null
+++ b/test/shared/settings/Keymaps.test.ts
@@ -0,0 +1,66 @@
+import Keymaps from '../../../src/shared/settings/Keymaps';
+import { expect } from 'chai';
+
+describe('Keymaps', () => {
+  describe('#valueOf', () => {
+    it('returns empty object by empty settings', () => {
+      let keymaps = Keymaps.fromJSON({}).toJSON();
+      expect(keymaps).to.be.empty;
+    });
+
+    it('returns keymaps by valid settings', () => {
+      let keymaps = Keymaps.fromJSON({
+        k: { type: "scroll.vertically", count: -1 },
+        j: { type: "scroll.vertically", count: 1 },
+      }).toJSON();
+
+      expect(keymaps['k']).to.deep.equal({ type: "scroll.vertically", count: -1 });
+      expect(keymaps['j']).to.deep.equal({ type: "scroll.vertically", count: 1 });
+    });
+
+    it('throws a TypeError by invalid settings', () => {
+      expect(() => Keymaps.fromJSON(null)).to.throw(TypeError);
+      expect(() => Keymaps.fromJSON({
+        k: { type: "invalid.operation" },
+      })).to.throw(TypeError);
+    });
+  });
+
+  describe('#combine', () => {
+    it('returns combined keymaps', () => {
+      let keymaps = Keymaps.fromJSON({
+        k: { type: "scroll.vertically", count: -1 },
+        j: { type: "scroll.vertically", count: 1 },
+      }).combine(Keymaps.fromJSON({
+        n: { type: "find.next" },
+        N: { type: "find.prev" },
+      }));
+
+      let entries = keymaps.entries().sort(([name1], [name2]) => name1.localeCompare(name2));
+      expect(entries).deep.equals([
+        ['j', { type: "scroll.vertically", count: 1 }],
+        ['k', { type: "scroll.vertically", count: -1 }],
+        ['n', { type: "find.next" }],
+        ['N', { type: "find.prev" }],
+      ]);
+    });
+
+    it('overrides current keymaps', () => {
+      let keymaps = Keymaps.fromJSON({
+        k: { type: "scroll.vertically", count: -1 },
+        j: { type: "scroll.vertically", count: 1 },
+      }).combine(Keymaps.fromJSON({
+        n: { type: "find.next" },
+        j: { type: "find.prev" },
+      }));
+
+      let entries = keymaps.entries().sort(([name1], [name2]) => name1.localeCompare(name2));
+      expect(entries).deep.equals([
+        ['j', { type: "find.prev" }],
+        ['k', { type: "scroll.vertically", count: -1 }],
+        ['n', { type: "find.next" }],
+      ]);
+    });
+  });
+});
+
-- 
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