Test that the 'glob' option is honored

This tests the glob options. Now that the coverage is high enough, going
to close out #1 with this.

test/helpers.js

@@ -43,7 +43,7 @@ exports.stubExportPackager = function(stealElectron, buildResult){
 	};
 };
 
-exports.setup = function(projectPath){
+exports.setup = function(projectPath, setup){
 	before(function(done){
 		this.oldPackageJSON = readFile(path.join(projectPath, "package.json"));
 
@@ -63,6 +63,11 @@ exports.setup = function(projectPath){
 			}
 		};
 
+		// Allow overriding stuff
+		if(setup) {
+			setup(electronOptions, buildResult);
+		}
+
 		exports.stubExportPackager(stealElectron, buildResult);
 
 		var fin = function() { done(); }

test/test.js

@@ -29,6 +29,18 @@ describe("steal-electron", function(){
 		});
 	});
 
+	describe("A normal application - using glob config", function(){
+		helpers.setup(__dirname + "/tests/app", function(options){
+			options.glob = options.files.concat(["some-file.js"]);
+			delete options.files;
+		});
+
+		it("Copies over files part of that glob", function(){
+			assert(exists(__dirname + "/tests/app/build/test/tests/app/production.html"));
+			assert(exists(__dirname + "/tests/app/build/test/tests/app/some-file.js"));
+		});
+	});
+
 	describe("An app with no steal.electron", function(){
 		helpers.setup(__dirname + "/tests/app2");