Sharing provider tests

Example/Example.xcodeproj/project.pbxproj

@@ -20,6 +20,7 @@
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+		CAF233281C57E1F400CB930C /* SharingProviderTests.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = SharingProviderTests.swift; sourceTree = "<group>"; };
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@@ -122,6 +124,7 @@
 			isa = PBXGroup;
 			children = (
 				CA10C1331C572A4B0049165D /* FolioReaderTests.swift */,
+				CAF233281C57E1F400CB930C /* SharingProviderTests.swift */,
 				CA10C1351C572A4B0049165D /* Info.plist */,
 			);
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@@ -367,6 +370,7 @@
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 			files = (
 				CA10C1341C572A4B0049165D /* FolioReaderTests.swift in Sources */,
+				CAF233291C57E1F400CB930C /* SharingProviderTests.swift in Sources */,
 			);
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Example/FolioReaderTests/SharingProviderTests.swift

@@ -0,0 +1,59 @@
+//
+//  SharingProviderTests.swift
+//  Example
+//
+//  Created by Brandon Kobilansky on 1/26/16.
+//  Copyright © 2016 FolioReader. All rights reserved.
+//
+
+@testable import FolioReaderKit
+
+import Quick
+import Nimble
+
+class SharingProviderTests: QuickSpec {
+    override func spec() {
+        var subject: FolioReaderSharingProvider!
+
+        context("when sharing a document") {
+            let activityViewController = UIActivityViewController(activityItems: [], applicationActivities: nil)
+
+            it("sets the subject field") {
+                subject = self.providerWithHTML()
+                let subjectForActivityType = subject.activityViewController(activityViewController, subjectForActivityType: nil)
+                expect(subjectForActivityType).to(equal(subject.subject))
+            }
+
+            context("without HTML") {
+                beforeEach {
+                    subject = self.providerWithoutHTML()
+                }
+
+                it("returns text for a mail activity") {
+                    let itemForActivityType = subject.activityViewController(activityViewController, itemForActivityType: UIActivityTypeMail) as? String
+                    expect(itemForActivityType).to(equal(subject.text))
+                }
+            }
+
+            context("with HTML") {
+                beforeEach {
+                    subject = self.providerWithHTML()
+                }
+
+                it("returns HTML for a mail activity") {
+                    let itemForActivityType = subject.activityViewController(activityViewController, itemForActivityType: UIActivityTypeMail) as? String
+                    expect(itemForActivityType).to(equal(subject.html))
+                }
+            }
+        }
+    }
+
+    func providerWithHTML() -> FolioReaderSharingProvider {
+        return FolioReaderSharingProvider(subject: "a subject", text: "some text", html: "<html><body>foo</body></html>")
+    }
+
+    func providerWithoutHTML() -> FolioReaderSharingProvider {
+        return FolioReaderSharingProvider(subject: "a subject", text: "some text", html: nil)
+    }
+}
+

Source/FolioReaderSharingProvider.swift

@@ -9,34 +9,28 @@
 import UIKit
 
 class FolioReaderSharingProvider: UIActivityItemProvider {
-    
-    var subject: String!
-    var text: String!
+
+    var subject: String
+    var text: String
     var html: String?
-    
+
     init(subject: String, text: String, html: String?) {
         self.subject = subject
         self.text = text
-        if let ht = html {
-            self.html = ht
-        }
+        self.html = html
+
         super.init(placeholderItem: "")
     }
-    
+
     override func activityViewController(activityViewController: UIActivityViewController, subjectForActivityType activityType: String?) -> String {
         return subject
     }
-    
+
     override func activityViewController(activityViewController: UIActivityViewController, itemForActivityType activityType: String) -> AnyObject? {
-
-        if activityType == UIActivityTypeMail {
-            if let html = html {
-                return html
-            } else {
-                return text
-            }
+        if let html = html where activityType == UIActivityTypeMail {
+            return html
         }
-        
+
         return text
     }
 }