2 files changed, 57 insertions, 0 deletions
diff --git a/challenge-228/steven-wilson/javascript/test/index.html b/challenge-228/steven-wilson/javascript/test/index.html
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index 0000000000..322f2615f3
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+++ b/challenge-228/steven-wilson/javascript/test/index.html
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+<!DOCTYPE html>
+<html lang="en">
+  <head>
+    <meta charset="utf-8" />
+    <title>Mocha Tests</title>
+    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
+    <link rel="stylesheet" href="https://unpkg.com/mocha/mocha.css" />
+    <script src="https://unpkg.com/mocha/mocha.js"></script>
+    <script class="mocha-init">
+      mocha.setup('bdd');
+    </script>
+    <script src="https://unpkg.com/chai/chai.js"></script>
+    <script>
+    // make assert global
+    let assert = chai.assert;
+    </script>
+  </head>
+  <body>
+    <script src="../ch-01.js"></script>
+    <script src="../ch-02.js"></script>
+    <script src="tests.js"></script>
+    <div id="mocha"></div>
+    <script class="mocha-exec">
+      mocha.run();
+    </script>
+  </body>
+</html>
diff --git a/challenge-228/steven-wilson/javascript/test/tests.js b/challenge-228/steven-wilson/javascript/test/tests.js
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index 0000000000..21eddb69df
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+++ b/challenge-228/steven-wilson/javascript/test/tests.js
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+describe("Challenge 228 task 1: sumUnique()", function() {
+
+  it("2 unique elements", function() {
+    assert.equal( sumUnique([2, 1, 3, 2]), 4);
+  });
+
+  it("zero unique elements", function() {
+    assert.equal( sumUnique([1, 1, 1, 1]), 0);
+  });
+
+  it("all elements unique", function() {
+    assert.equal( sumUnique([2, 1, 3, 4]), 10);
+  });  
+});
+
+
+describe("Challenge 228 task 2: emptyArray()", function() {
+
+  it("array out of order", function() {
+    assert.equal( emptyArray([3, 4, 2]), 5);
+  });
+
+  it("array accending order", function() {
+    assert.equal( emptyArray([1, 2, 3]), 3);
+  });
+
+  it("array empty", function() {
+    assert.equal( emptyArray([]), 0);
+  });  
+});