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Add rex_title to UIBarItem #158

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6 changes: 6 additions & 0 deletions Rex.xcodeproj/project.pbxproj
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Original file line number Diff line number Diff line change
Expand Up @@ -7,6 +7,8 @@
objects = {

/* Begin PBXBuildFile section */
18C2BE961DABF2F4003C7ED0 /* UITabBarItemTests.swift in Sources */ = {isa = PBXBuildFile; fileRef = 18C2BE941DABD144003C7ED0 /* UITabBarItemTests.swift */; };
18C2BE971DABF2F4003C7ED0 /* UITabBarItemTests.swift in Sources */ = {isa = PBXBuildFile; fileRef = 18C2BE941DABD144003C7ED0 /* UITabBarItemTests.swift */; };
4238D5961B4D5950008534C0 /* NSTextField.swift in Sources */ = {isa = PBXBuildFile; fileRef = 4238D5951B4D5950008534C0 /* NSTextField.swift */; };
45CED46F1D27C1E300788BDC /* UIActivityIndicatorViewTests.swift in Sources */ = {isa = PBXBuildFile; fileRef = 45CED46D1D27C1D400788BDC /* UIActivityIndicatorViewTests.swift */; };
45CED4701D27C1E400788BDC /* UIActivityIndicatorViewTests.swift in Sources */ = {isa = PBXBuildFile; fileRef = 45CED46D1D27C1D400788BDC /* UIActivityIndicatorViewTests.swift */; };
Expand Down Expand Up @@ -209,6 +211,7 @@
/* End PBXCopyFilesBuildPhase section */

/* Begin PBXFileReference section */
18C2BE941DABD144003C7ED0 /* UITabBarItemTests.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = UITabBarItemTests.swift; sourceTree = "<group>"; };
4238D5951B4D5950008534C0 /* NSTextField.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; lineEnding = 0; name = NSTextField.swift; path = AppKit/NSTextField.swift; sourceTree = "<group>"; xcLanguageSpecificationIdentifier = xcode.lang.swift; };
45CED46B1D27BB8700788BDC /* UIActivityIndicatorView.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = UIActivityIndicatorView.swift; sourceTree = "<group>"; };
45CED46D1D27C1D400788BDC /* UIActivityIndicatorViewTests.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = UIActivityIndicatorViewTests.swift; sourceTree = "<group>"; };
Expand Down Expand Up @@ -507,6 +510,7 @@
children = (
45CED46D1D27C1D400788BDC /* UIActivityIndicatorViewTests.swift */,
8295FD8B1B873748007C9000 /* UIBarButtonItemTests.swift */,
18C2BE941DABD144003C7ED0 /* UITabBarItemTests.swift */,
8295FD881B873490007C9000 /* UIButtonTests.swift */,
8295FD851B873081007C9000 /* UIControlTests.swift */,
7DCF5B351CC80E8E004AEE75 /* UICollectionReusableViewTests.swift */,
Expand Down Expand Up @@ -916,6 +920,7 @@
D83457301AFEE45E0070616A /* SignalProducerTests.swift in Sources */,
D83457411AFEE6050070616A /* SignalTests.swift in Sources */,
8295FD8D1B87374A007C9000 /* UIBarButtonItemTests.swift in Sources */,
18C2BE961DABF2F4003C7ED0 /* UITabBarItemTests.swift in Sources */,
8295FD871B87309F007C9000 /* UIControlTests.swift in Sources */,
C7DCE2B71CB3C9D6001217D8 /* UITextViewTests.swift in Sources */,
5B7F81E41D0842B50014B06D /* UISegmentedControlTests.swift in Sources */,
Expand Down Expand Up @@ -980,6 +985,7 @@
7D5FE3081CD4B04E00834675 /* UITextFieldTests.swift in Sources */,
D8715DE21C211643005F4191 /* UIControlTests.swift in Sources */,
CC02C18C1CCA704F0025CC04 /* ActionTests.swift in Sources */,
18C2BE971DABF2F4003C7ED0 /* UITabBarItemTests.swift in Sources */,
D8715DDF1C21163B005F4191 /* NSObjectTests.swift in Sources */,
7DC3257E1CC6FD1C00746D88 /* UITableViewCellTests.swift in Sources */,
D8715DDC1C211637005F4191 /* PropertyTests.swift in Sources */,
Expand Down
6 changes: 6 additions & 0 deletions Source/UIKit/UIBarItem.swift
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Expand Up @@ -14,6 +14,12 @@ extension UIBarItem {
public var rex_enabled: MutableProperty<Bool> {
return associatedProperty(self, key: &enabledKey, initial: { $0.enabled }, setter: { $0.enabled = $1 })
}

/// Wraps a UIBarItem's `title` value in a bindable property.
public var rex_title: MutableProperty<String?> {
return associatedProperty(self, key: &titleKey, initial: { $0.title }, setter: { $0.title = $1 })
}
}

private var enabledKey: UInt8 = 0
private var titleKey: UInt8 = 0
41 changes: 41 additions & 0 deletions Tests/UIKit/UITabBarItemTests.swift
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Original file line number Diff line number Diff line change
@@ -0,0 +1,41 @@
//
// UITabBarItemTests.swift
// Rex
//
// Created by Rafael Aroxa on 10/10/16.
// Copyright (c) 2015 Neil Pankey. All rights reserved.
//

import ReactiveCocoa
import UIKit
import XCTest
import enum Result.NoError

class UITabBarItemTests: XCTestCase {

func testEnabledProperty() {
let tabBarItem = UITabBarItem()
tabBarItem.enabled = true

let (signal, observer) = Signal<Bool, NoError>.pipe()
tabBarItem.rex_enabled <~ SignalProducer(signal: signal)

observer.sendNext(false)
XCTAssertFalse(tabBarItem.enabled)
observer.sendNext(true)
XCTAssertTrue(tabBarItem.enabled)
}

func testTitleProperty() {
let tabBarItem = UITabBarItem()
tabBarItem.title = nil

let (signal, observer) = Signal<String?, NoError>.pipe()
tabBarItem.rex_title <~ SignalProducer(signal: signal)

observer.sendNext("My Title")
XCTAssertEqual(tabBarItem.title, "My Title")
observer.sendNext(nil)
XCTAssertNil(tabBarItem.title)
}
}