From 3fe1b2d6f862ffa745563a3f741b0319edf6f0b8 Mon Sep 17 00:00:00 2001
From: Lars Jung <lrsjng@gmail.com>
Date: Sat, 23 Jul 2016 03:03:35 +0200
Subject: [PATCH] Add tests.

---
 test/index.js                      |  1 +
 test/tests/unit/util/naturalCmp.js | 43 ++++++++++++++++++++++++++++++
 2 files changed, 44 insertions(+)
 create mode 100644 test/tests/unit/util/naturalCmp.js

diff --git a/test/index.js b/test/index.js
index 59aa6dbd..e4133ee4 100644
--- a/test/index.js
+++ b/test/index.js
@@ -8,6 +8,7 @@ const {pinHtml} = require('./util/pin');
 require('./tests/premisses');
 require('./tests/unit/core/event');
 require('./tests/unit/core/format');
+require('./tests/unit/util/naturalCmp');
 
 pinHtml();
 
diff --git a/test/tests/unit/util/naturalCmp.js b/test/tests/unit/util/naturalCmp.js
new file mode 100644
index 00000000..a1eabcea
--- /dev/null
+++ b/test/tests/unit/util/naturalCmp.js
@@ -0,0 +1,43 @@
+const {test, assert, insp} = require('scar');
+const {naturalCmp} = require('../../../../src/_h5ai/public/js/lib/util');
+
+test('util.naturalCmp is function', () => {
+    assert.equal(typeof naturalCmp, 'function');
+});
+
+[
+    '-1',
+    '0',
+    '00',
+    '000',
+    '001',
+    '01',
+    '02',
+    '1',
+    '3',
+    'a0',
+    'a00',
+    'a1',
+    'a2',
+    'a 0',
+    'a 00',
+    'a 000',
+    'a 01',
+    'a 1',
+    'a 2',
+    'a 3',
+    'a.1',
+    'a.1.0',
+    'a.1.1',
+    'a.1.1.0',
+    'a.1.10',
+    'z'
+].forEach((b, idx, arr) => {
+    if (idx === 0) {
+        return;
+    }
+    const a = arr[idx - 1];
+    test(`util.naturalCmp(): ${insp(a)} < ${insp(b)}`, () => {
+        assert.equal(naturalCmp(a, b), -1);
+    });
+});