Fetch a style if it is not installed on document preferences load

test/tests/styleTest.js

@@ -0,0 +1,45 @@
+"use strict";
+
+describe("Zotero.Styles", function() {
+	var styleID = "http://www.zotero.org/styles/cell";
+	var stylePath = OS.Path.join(getTestDataDirectory().path, 'cell.csl');
+	var styleFile = Zotero.File.pathToFile(stylePath);
+	var style;
+	
+	before(function* () {
+		yield Zotero.Styles.init();
+		style = yield Zotero.File.getContentsAsync(stylePath);
+	});
+	
+	describe("Zotero.Styles.install", function() {
+		afterEach(function* (){
+			assert.isOk(Zotero.Styles.get(styleID));
+			yield Zotero.Styles.get(styleID).remove();
+		});
+		
+		it("should install the style from string", function* () {
+			yield Zotero.Styles.install(style, styleID, true);
+		});
+		
+		it("should install the style from nsIFile", function* () {
+			yield Zotero.Styles.install(styleFile, styleID, true);
+		});
+
+		it("should install the style from url", function* () {
+			var getContentsFromURLAsync = Zotero.File.getContentsFromURLAsync;
+			sinon.stub(Zotero.File, 'getContentsFromURLAsync', function(style) {
+				if (style.url == styleID) {
+					return Zotero.Promise.resolve(style);
+				} else {
+					return getContentsFromURLAsync.apply(Zotero.File, arguments);
+				}
+			});
+			yield Zotero.Styles.install({url: styleID}, styleID, true);
+			Zotero.File.getContentsFromURLAsync.restore();
+		});
+		
+		it("should install the style from file path", function* () {
+			yield Zotero.Styles.install({file: stylePath}, styleID, true);
+		})
+	});
+});