More detailed tests

test/typechecks.js

@@ -5,6 +5,7 @@ var sanitize = require("../")
 	, argsOf = sanitize.argsOf
 	, argumentsOf = sanitize.argumentsOf;
 
+// Tests
 describe("typeOf(obj)", function() {
 	describe("String", function() {
 		it("should return 'String' when obj is a String", function() {
@@ -13,15 +14,30 @@ describe("typeOf(obj)", function() {
 	});
 
 	describe("Number", function() {
-		it("should return 'Number' when obj is a Number", function() {
+		it("should return 'Number' when obj is 0", function() {
 			typeOf(0).should.eql("Number");
+		});
+		it("should return 'Number' when obj is >0", function() {
 			typeOf(1).should.eql("Number");
+		});
+		it("should return 'Number' when obj is <0", function() {
 			typeOf(-1).should.eql("Number");
+		});
+		it("should return 'Number' when obj is a decimal", function() {
 			typeOf(1.5).should.eql("Number");
+		});
+		it("should return 'Number' when obj is a hex code", function() {
 			typeOf(0xFF).should.eql("Number");
+		});
+		it("should return 'Number' when obj is an exponential number", function() {
 			typeOf(3.45e2).should.eql("Number");
+		});
+		it("should return 'Number' when obj is NaN (Not a Number)", function() {
 			typeOf(NaN).should.eql("Number");
+		});
+		it("should return 'Number' when obj is Infinity", function() {
 			typeOf(Infinity).should.eql("Number");
+			typeOf(-Infinity).should.eql("Number");
 		});
 	});
 
@@ -57,35 +73,41 @@ describe("typeOf(obj)", function() {
 		});
 	});
 
-	describe("RegExp", function() {
+	describe("Other types", function() {
 		it("should return 'RegExp' when obj is a regular expression", function() {
 			typeOf(/.+/).should.eql("RegExp");
 		});
-	});
-
-	describe("Date", function() {
 		it("should return 'Date' when obj is a Date", function() {
 			typeOf(new Date).should.eql("Date");
 		});
 	});
 });
 
 describe("nameOf(fun)", function() {
-	it("should return the name of the function fun or false", function() {
+	it("should return the name of the function fun", function() {
 		nameOf(function test(a, b, c) {}).should.eql("test");
+		nameOf(function test (a, b, c) {}).should.eql("test");
 		nameOf(function test() { return 0; }).should.eql("test");
+	});
+	it("should return an empty string when fun does not have a name", function() {
 		nameOf(function (a, b, c) {}).should.eql("");
 		nameOf(function() {}).should.eql("");
+		nameOf(function(){}).should.eql("");
+	});
+	it("should return false when fun isn't a function", function() {
 		nameOf(1337).should.eql(false);
 	});
 });
 
 describe("argsOf(fun)", function() {
 	it("should return an array of the expected arguments of function fun or false", function() {
 		argsOf(function test(a, b, c) {}).should.eql(["a", "b", "c"]);
-		argsOf(function test() { return 0; }).should.eql([]);
 		argsOf(function (a, b, c) {}).should.eql(["a", "b", "c"]);
+	it("should return an empty array when the function fun doesn't expect any arguments", function() {
+		argsOf(function test() { return 0; }).should.eql([]);
 		argsOf(function() {}).should.eql([]);
+	});
+	it("should return false when fun isn't a function", function() {
 		argsOf(1337).should.eql(false);
 	});
 });