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[squeep-mystery-box] / test / lib / common.js

diff --git a/test/lib/common.js b/test/lib/common.js
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+++ b/test/lib/common.js
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+/* eslint-env mocha */
+'use strict';
+
+const assert = require('assert');
+const common = require('../../lib/common');
+
+describe('Common', function () {
+
+  describe('fileScope', function () {
+    it('names a file path', function () {
+      const filename = 'lib/foo/bar.js';
+      const result = common.fileScope(filename)('baz');
+      assert.strictEqual(result, 'bar:baz');
+    });
+    it('names an index path', function () {
+      const filename = 'lib/foo/index.js';
+      const result = common.fileScope(filename)('baz');
+      assert.strictEqual(result, 'foo:baz');
+    });
+  }); // fileScope
+
+  describe('base64ToBase64URL', function () {
+    it('covers', function () {
+      const b64 = '/+==';
+      const expected = '_-';
+      const result = common.base64ToBase64URL(b64);
+      assert.strictEqual(result, expected);
+    });
+  }); // base64ToBase64URL
+
+  describe('base64URLToBase64', function () {
+    it('covers', function () {
+      const b64url = '_-';
+      const expected = '/+==';
+      const result = common.base64URLToBase64(b64url);
+      assert.strictEqual(result, expected);
+    });
+  }); // base64URLToBase64
+
+  describe('base64RePad', function () {
+    it('covers', function () {
+      const b64short = 'af';
+      const expected = 'af==';
+      const result = common.base64RePad(b64short);
+      assert.strictEqual(result, expected);
+    });
+    it('covers padded', function () {
+      const b64 = 'afd4';
+      const expected = b64;
+      const result = common.base64RePad(b64);
+      assert.strictEqual(result, expected);
+    });
+  }); // base64RePad
+
+}); // Common