diff --git a/Pine.xcodeproj/project.pbxproj b/Pine.xcodeproj/project.pbxproj
index 8ed18c0..e4765e8 100644
--- a/Pine.xcodeproj/project.pbxproj
+++ b/Pine.xcodeproj/project.pbxproj
@@ -27,6 +27,7 @@
 		A148C3A020914F0F00B1165C /* SyntaxThemes.swift in Sources */ = {isa = PBXBuildFile; fileRef = A148C39F20914F0F00B1165C /* SyntaxThemes.swift */; };
 		A148E4232231F066001AEAAC /* PreferenceKey.swift in Sources */ = {isa = PBXBuildFile; fileRef = A148E4222231F066001AEAAC /* PreferenceKey.swift */; };
 		A148E4252231F7D7001AEAAC /* NSButton.swift in Sources */ = {isa = PBXBuildFile; fileRef = A148E4242231F7D7001AEAAC /* NSButton.swift */; };
+		A14C1B24223B8888002E0827 /* MenuItemUITests.swift in Sources */ = {isa = PBXBuildFile; fileRef = A14C1B23223B8888002E0827 /* MenuItemUITests.swift */; };
 		A156AF812090606C0098BBDD /* AppDelegate.swift in Sources */ = {isa = PBXBuildFile; fileRef = A156AF802090606C0098BBDD /* AppDelegate.swift */; };
 		A156AF832090606C0098BBDD /* MarkdownViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = A156AF822090606C0098BBDD /* MarkdownViewController.swift */; };
 		A156AF852090606C0098BBDD /* Document.swift in Sources */ = {isa = PBXBuildFile; fileRef = A156AF842090606C0098BBDD /* Document.swift */; };
@@ -111,6 +112,7 @@
 		A148C39F20914F0F00B1165C /* SyntaxThemes.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = SyntaxThemes.swift; sourceTree = "<group>"; };
 		A148E4222231F066001AEAAC /* PreferenceKey.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = PreferenceKey.swift; sourceTree = "<group>"; };
 		A148E4242231F7D7001AEAAC /* NSButton.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = NSButton.swift; sourceTree = "<group>"; };
+		A14C1B23223B8888002E0827 /* MenuItemUITests.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = MenuItemUITests.swift; sourceTree = "<group>"; };
 		A156AF7D2090606C0098BBDD /* Pine.app */ = {isa = PBXFileReference; explicitFileType = wrapper.application; includeInIndex = 0; path = Pine.app; sourceTree = BUILT_PRODUCTS_DIR; };
 		A156AF802090606C0098BBDD /* AppDelegate.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = AppDelegate.swift; sourceTree = "<group>"; };
 		A156AF822090606C0098BBDD /* MarkdownViewController.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = MarkdownViewController.swift; sourceTree = "<group>"; };
@@ -333,6 +335,7 @@
 			children = (
 				A156AFA22090606D0098BBDD /* Info.plist */,
 				A156AFA02090606D0098BBDD /* InitialOpenUITests.swift */,
+				A14C1B23223B8888002E0827 /* MenuItemUITests.swift */,
 			);
 			path = PineUITests;
 			sourceTree = "<group>";
@@ -676,6 +679,7 @@
 			buildActionMask = 2147483647;
 			files = (
 				A156AFA12090606D0098BBDD /* InitialOpenUITests.swift in Sources */,
+				A14C1B24223B8888002E0827 /* MenuItemUITests.swift in Sources */,
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 		};
diff --git a/PineUITests/InitialOpenUITests.swift b/PineUITests/InitialOpenUITests.swift
index fbb91e6..eb7c005 100644
--- a/PineUITests/InitialOpenUITests.swift
+++ b/PineUITests/InitialOpenUITests.swift
@@ -20,10 +20,6 @@ class InitialOpenUITests: XCTestCase {
     XCUIApplication().launch()
   }
 
-  override func tearDown() {
-    super.tearDown()
-  }
-
   func testEmptyTextViewOpened() {
     let app = XCUIApplication()
     let textview = app.textViews.firstMatch
diff --git a/PineUITests/MenuItemUITests.swift b/PineUITests/MenuItemUITests.swift
new file mode 100644
index 0000000..a2aa420
--- /dev/null
+++ b/PineUITests/MenuItemUITests.swift
@@ -0,0 +1,103 @@
+//
+//  MenuItemUITests.swift
+//  PineUITests
+//
+//  Created by Luka Kerr on 15/3/19.
+//  Copyright © 2019 Luka Kerr. All rights reserved.
+//
+
+import XCTest
+
+class MenuItemUITests: XCTestCase {
+
+  override func setUp() {
+    super.setUp()
+
+    // Stop immediately when a failure occurs
+    continueAfterFailure = false
+
+    // Launch the application
+    XCUIApplication().launch()
+  }
+
+  func testToggleSidebar() {
+    let app = XCUIApplication()
+    let viewMenu = app.menuBarItems.element(boundBy: 4)
+
+    let sidebar = app.splitGroups.firstMatch
+
+    XCTAssertTrue(sidebar.isHittable)
+
+    let hideSidebarPredicate = NSPredicate(format: "title = %@", "Hide Sidebar")
+    let hideSidebarMenu = viewMenu.menuItems.element(matching: hideSidebarPredicate)
+
+    hideSidebarMenu.click()
+
+    XCTAssertFalse(sidebar.isHittable)
+
+    let showSidebarPredicate = NSPredicate(format: "title = %@", "Show Sidebar")
+    let showSidebarMenu = viewMenu.menuItems.element(matching: showSidebarPredicate)
+
+    showSidebarMenu.click()
+
+    XCTAssertTrue(sidebar.isHittable)
+  }
+
+  func testTogglePreview() {
+    let app = XCUIApplication()
+    let viewMenu = app.menuBarItems.element(boundBy: 4)
+
+    let preview = app.splitGroups.element(boundBy: 1)
+
+    XCTAssertTrue(preview.isHittable)
+
+    let togglePreviewPredicate = NSPredicate(format: "title = %@", "Toggle Preview")
+    let togglePreviewMenu = viewMenu.menuItems.element(matching: togglePreviewPredicate)
+
+    togglePreviewMenu.click()
+
+    XCTAssertFalse(preview.isHittable)
+
+    togglePreviewMenu.click()
+
+    XCTAssertTrue(preview.isHittable)
+  }
+
+  func testToggleEditor() {
+    let app = XCUIApplication()
+    let viewMenu = app.menuBarItems.element(boundBy: 4)
+    let editor = app.textViews.firstMatch
+
+    XCTAssertTrue(editor.isHittable)
+
+    let toggleEditorPredicate = NSPredicate(format: "title = %@", "Toggle Editor")
+    let toggleEditorMenu = viewMenu.menuItems.element(matching: toggleEditorPredicate)
+
+    toggleEditorMenu.click()
+
+    XCTAssertFalse(editor.isHittable)
+
+    toggleEditorMenu.click()
+
+    XCTAssertTrue(editor.isHittable)
+  }
+
+  func testShowReference() {
+    let app = XCUIApplication()
+    let viewMenu = app.menuBarItems.element(boundBy: 4)
+
+    XCTAssertEqual(app.windows.count, 1)
+
+    let showReferencePredicate = NSPredicate(format: "title = %@", "Show Reference")
+    let showReferenceMenu = viewMenu.menuItems.element(matching: showReferencePredicate)
+
+    showReferenceMenu.click()
+
+    XCTAssertEqual(app.windows.count, 2)
+
+    app.typeKey("w", modifierFlags: .command)
+
+    XCTAssertEqual(app.windows.count, 1)
+  }
+
+}