diff --git a/chai-things/chai-things-tests.ts b/chai-things/chai-things-tests.ts
new file mode 100644
index 000000000..de6a4c3ff
--- /dev/null
+++ b/chai-things/chai-things-tests.ts
@@ -0,0 +1,59 @@
+/// <reference path="chai-things.d.ts" />
+
+import chai = require('chai');
+import chaiThings = require('chai-things');
+
+chai.use(chaiThings);
+
+function test_somethingSyntax() {
+    [].should.not.include.something();
+    [].should.not.include.something.that.equals(1);
+
+    var array = [{ a: 1 }, { b: 2 }];
+    array.should.include.something();
+    array.should.include.something.that.deep.equals({ b: 2 });
+    array.should.include.something.that.not.deep.equals({ b: 2 });
+    array.should.not.include.something.that.deep.equals({ c: 3 });
+    array.should.include.something.that.not.deep.equals({ c: 3 });
+    array.should.include.something.with.property('b', 2);
+    array.should.not.include.something.with.property('b', 3);
+
+    var array2 = [{ a: 'b' }, { a: 'b' }];
+    array2.should.include.something.that.have.property("a");
+    array2.should.include.something.that.have.property("a").not.equal("d");
+}
+
+function test_somethingVariantsSyntax() {
+    [].should.not.include.any();
+    [].should.not.include.any.that.deep.equal({ b: 2 });
+
+    var array = [{ a: 1 }, { b: 2 }];
+    array.should.include.a.thing();
+    array.should.include.a.thing.that.deep.equals({ b: 2 });
+    array.should.include.an.item();
+    array.should.include.an.item.that.deep.equals({ b: 2 });
+    array.should.include.one.that.deep.equals({ b: 2 });
+    array.should.include.some();
+    array.should.include.some.that.deep.equal({ b: 2 });
+}
+
+function test_allSyntax() {
+    [].should.all.equal(1);
+    [].should.all.not.equal(1);
+
+    var array = [1, 1];
+    array.should.all.equal(1);
+    array.should.all.not.equal(2);
+    array.should.not.all.equal(2);
+    array.should.not.all.not.equal(1);
+
+    var array2 = [1, 2];
+    array2.should.not.all.equal(1);
+    array2.should.not.all.equal(2);
+    array2.should.not.all.not.equal(1);
+    array2.should.not.all.not.equal(2);
+
+    var array3 = [{ a: 'b' }, { a: 'c' }];
+    array3.should.all.have.property("a");
+    array3.should.all.have.property("a").not.equal("d");
+}
\ No newline at end of file
diff --git a/chai-things/chai-things.d.ts b/chai-things/chai-things.d.ts
new file mode 100644
index 000000000..bc2b89c46
--- /dev/null
+++ b/chai-things/chai-things.d.ts
@@ -0,0 +1,55 @@
+// Type definitions for chai-things
+// Project: https://github.com/chaijs/chai-things
+// Definitions by: David Broder-Rodgers <https://github.com/DavidBR-SW/>
+// Definitions: https://github.com/DavidBR-SW/DefinitelyTyped
+
+/// <reference path="../chai/chai.d.ts" />
+
+declare module Chai {
+    interface ArrayAssertion {
+        include: ArrayInclude;
+        contain: ArrayInclude;
+        not: ArrayAssertion;
+        all: Assertion;
+    }
+
+    interface ArrayInclude {
+        (item: any): any;
+        a: Item;
+        an: Item;
+        one: Something;
+        some: Something;
+        something: Something;
+        any: Anything;
+    }
+
+    interface Anything extends Assertion {
+        (): any;
+        that: Assertion
+        with: Assertion
+    }
+
+    interface Something extends Assertion {
+        (): any;
+        that: Assertion
+        with: Assertion
+    }
+
+    interface Item {
+        item: Something;
+        thing: Something;
+    }
+
+    interface Deep {
+        equals: Equal;
+    }
+}
+
+interface Array<T> {
+    should: Chai.ArrayAssertion;
+}
+
+declare module "chai-things" {
+    function chaiThings(chai: any, utils: any): void;
+    export = chaiThings;
+}