it('has correct instance', function () {
	expect(Number.isNaN).to.be.a(Function);
});

it('has correct argument length', function () {
	expect(Number.isNaN.length).to.be(1);
});

it('returns true with NaN values', function () {
	expect(Number.isNaN(NaN)).to.be(true);
	expect(Number.isNaN(Number.NaN)).to.be(true);
	expect(Number.isNaN(0/0)).to.be(true);
});

it('retuns false for valid numbers and non-number data types', function () {
		expect(Number.isNaN("NaN")).to.be(false);
		expect(Number.isNaN(undefined)).to.be(false);
		expect(Number.isNaN({})).to.be(false);
		expect(Number.isNaN("blabla")).to.be(false);
		expect(Number.isNaN(true)).to.be(false);
		expect(Number.isNaN(37)).to.be(false);
		expect(Number.isNaN("37")).to.be(false);
});	
@@ -430,17 +430,16 @@
 on () %7B%0A
-%09
 %09expect(
@@ -465,33 +465,32 @@
 ).to.be(false);%0A
-%09
 %09expect(Number.i
@@ -512,33 +512,32 @@
 ).to.be(false);%0A
-%09
 %09expect(Number.i
@@ -552,33 +552,32 @@
 ).to.be(false);%0A
-%09
 %09expect(Number.i
@@ -598,33 +598,32 @@
 ).to.be(false);%0A
-%09
 %09expect(Number.i
@@ -640,33 +640,32 @@
 ).to.be(false);%0A
-%09
 %09expect(Number.i
@@ -688,17 +688,16 @@
 false);%0A
-%09
 %09expect(
@@ -733,9 +733,9 @@
 se);%0A%7D);
-%09
+%0A

Fix wonky indent