1 files changed, 32 insertions, 28 deletions
diff --git a/tests/qunit/suites/resources/jquery/jquery.byteLength.test.js b/tests/qunit/suites/resources/jquery/jquery.byteLength.test.js
index a6ddfca6..e6aa3aa8 100644
--- a/tests/qunit/suites/resources/jquery/jquery.byteLength.test.js
+++ b/tests/qunit/suites/resources/jquery/jquery.byteLength.test.js
@@ -1,33 +1,37 @@
-QUnit.module( 'jquery.byteLength', QUnit.newMwEnvironment() );
+( function ( $ ) {
+	QUnit.module( 'jquery.byteLength', QUnit.newMwEnvironment() );
 
-QUnit.test( 'Simple text', 5, function ( assert ) {
-	var	azLc = 'abcdefghijklmnopqrstuvwxyz',
-		azUc = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ',
-		num = '0123456789',
-		x = '*',
-		space = '   ';
+	QUnit.test( 'Simple text', 5, function ( assert ) {
+		var azLc = 'abcdefghijklmnopqrstuvwxyz',
+			azUc = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ',
+			num = '0123456789',
+			x = '*',
+			space = '   ';
 
-	assert.equal( $.byteLength( azLc ), 26, 'Lowercase a-z' );
-	assert.equal( $.byteLength( azUc ), 26, 'Uppercase A-Z' );
-	assert.equal( $.byteLength( num ), 10, 'Numbers 0-9' );
-	assert.equal( $.byteLength( x ), 1, 'An asterisk' );
-	assert.equal( $.byteLength( space ), 3, '3 spaces' );
+		assert.equal( $.byteLength( azLc ), 26, 'Lowercase a-z' );
+		assert.equal( $.byteLength( azUc ), 26, 'Uppercase A-Z' );
+		assert.equal( $.byteLength( num ), 10, 'Numbers 0-9' );
+		assert.equal( $.byteLength( x ), 1, 'An asterisk' );
+		assert.equal( $.byteLength( space ), 3, '3 spaces' );
 
-} );
+	} );
 
-QUnit.test( 'Special text', 5, function ( assert ) {
-	// http://en.wikipedia.org/wiki/UTF-8
-	var	U_0024 = '$',
-		U_00A2 = '\u00A2',
-		U_20AC = '\u20AC',
-		U_024B62 = '\u024B62',
-		// The normal one doesn't display properly, try the below which is the same
-		// according to http://www.fileformat.info/info/unicode/char/24B62/index.htm
-		U_024B62_alt = '\uD852\uDF62';
+	QUnit.test( 'Special text', 4, function ( assert ) {
+		// https://en.wikipedia.org/wiki/UTF-8
+		var u0024 = '$',
+			// Cent symbol
+			u00A2 = '\u00A2',
+			// Euro symbol
+			u20AC = '\u20AC',
+			// Character \U00024B62 (Han script) can't be represented in javascript as a single
+			// code point, instead it is composed as a surrogate pair of two separate code units.
+			// http://codepoints.net/U+24B62
+			// http://www.fileformat.info/info/unicode/char/24B62/index.htm
+			u024B62 = '\uD852\uDF62';
 
-	assert.strictEqual( $.byteLength( U_0024 ), 1, 'U+0024: 1 byte. $ (dollar sign)' );
-	assert.strictEqual( $.byteLength( U_00A2 ), 2, 'U+00A2: 2 bytes. \u00A2 (cent sign)' );
-	assert.strictEqual( $.byteLength( U_20AC ), 3, 'U+20AC: 3 bytes. \u20AC (euro sign)' );
-	assert.strictEqual( $.byteLength( U_024B62 ), 4, 'U+024B62: 4 bytes. \uD852\uDF62 (a Han character)' );
-	assert.strictEqual( $.byteLength( U_024B62_alt ), 4, 'U+024B62: 4 bytes. \uD852\uDF62 (a Han character) - alternative method' );
-} );
+		assert.strictEqual( $.byteLength( u0024 ), 1, 'U+0024' );
+		assert.strictEqual( $.byteLength( u00A2 ), 2, 'U+00A2' );
+		assert.strictEqual( $.byteLength( u20AC ), 3, 'U+20AC' );
+		assert.strictEqual( $.byteLength( u024B62 ), 4, 'U+024B62 (surrogate pair: \\uD852\\uDF62)' );
+	} );
+}( jQuery ) );