diff --git a/sentence-case/sentence-case-tests.ts b/sentence-case/sentence-case-tests.ts
new file mode 100644
index 0000000000..569d35233f
--- /dev/null
+++ b/sentence-case/sentence-case-tests.ts
@@ -0,0 +1,13 @@
+/// <reference path="sentence-case.d.ts" />
+
+import sentenceCase = require('sentence-case');
+
+console.log(sentenceCase(null)); 		// => ""
+console.log(sentenceCase('string'));		// => "stringe"
+console.log(sentenceCase('dot.case'));		// => "dot case"
+console.log(sentenceCase('camelCase'));		// => "camel case"
+console.log(sentenceCase('Beyoncé Knowles'));	// => "beyoncé knowles"
+
+console.log(sentenceCase('A STRING', 'tr'));	// => "a strıng"
+
+console.log(sentenceCase('HELLO WORLD!', null, '_')); // => "hello_world"
diff --git a/sentence-case/sentence-case.d.ts b/sentence-case/sentence-case.d.ts
new file mode 100644
index 0000000000..3f86396480
--- /dev/null
+++ b/sentence-case/sentence-case.d.ts
@@ -0,0 +1,9 @@
+// Type definitions for sentence-case
+// Project: https://github.com/blakeembrey/sentence-case
+// Definitions by: Sam Saint-Pettersen <https://github.com/stpettersens>
+// Definitions: https://github.com/borisyankov/DefinitelyTyped
+
+declare module "sentence-case" {
+	function sentenceCase(string: string, locale?: string, repl?: string): string;
+	export = sentenceCase;
+}