Adding folder zip test

Zip.xcodeproj/project.pbxproj

@@ -38,13 +38,13 @@
 		3430F6201C45C805007473A6 /* libz.tbd in Frameworks */ = {isa = PBXBuildFile; fileRef = 3430F61F1C45C805007473A6 /* libz.tbd */; };
 		343625BB1C5827DC0023C4C6 /* ZipUtilities.swift in Sources */ = {isa = PBXBuildFile; fileRef = 343625BA1C5827DC0023C4C6 /* ZipUtilities.swift */; };
 		3443A3F61C4AB8A3004AD173 /* QuickZip.swift in Sources */ = {isa = PBXBuildFile; fileRef = 3443A3F51C4AB8A3004AD173 /* QuickZip.swift */; };
-		3443A3F91C4AD169004AD173 /* kYkLkPf.gif in Resources */ = {isa = PBXBuildFile; fileRef = 3443A3F81C4AD169004AD173 /* kYkLkPf.gif */; };
-		3443A3FB1C4AD16F004AD173 /* 3crBXeO.gif in Resources */ = {isa = PBXBuildFile; fileRef = 3443A3FA1C4AD16F004AD173 /* 3crBXeO.gif */; };
 		3443A3FD1C4AD199004AD173 /* bb8.zip in Resources */ = {isa = PBXBuildFile; fileRef = 3443A3FC1C4AD199004AD173 /* bb8.zip */; };
 		347E3A781C1DFFB500A11FD3 /* Zip.h in Headers */ = {isa = PBXBuildFile; fileRef = 347E3A771C1DFFB500A11FD3 /* Zip.h */; settings = {ATTRIBUTES = (Public, ); }; };
 		347E3A7F1C1DFFB500A11FD3 /* Zip.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = 347E3A741C1DFFB500A11FD3 /* Zip.framework */; };
 		347E3A841C1DFFB500A11FD3 /* ZipTests.swift in Sources */ = {isa = PBXBuildFile; fileRef = 347E3A831C1DFFB500A11FD3 /* ZipTests.swift */; };
 		347E3AD81C1E04C900A11FD3 /* Zip.swift in Sources */ = {isa = PBXBuildFile; fileRef = 347E3AD71C1E04C900A11FD3 /* Zip.swift */; };
+		34940A241C58876200D41574 /* 3crBXeO.gif in Resources */ = {isa = PBXBuildFile; fileRef = 34940A221C58876200D41574 /* 3crBXeO.gif */; };
+		34940A251C58876200D41574 /* kYkLkPf.gif in Resources */ = {isa = PBXBuildFile; fileRef = 34940A231C58876200D41574 /* kYkLkPf.gif */; };
 /* End PBXBuildFile section */
 
 /* Begin PBXContainerItemProxy section */
@@ -90,8 +90,6 @@
 		3430F61F1C45C805007473A6 /* libz.tbd */ = {isa = PBXFileReference; lastKnownFileType = "sourcecode.text-based-dylib-definition"; name = libz.tbd; path = usr/lib/libz.tbd; sourceTree = SDKROOT; };
 		343625BA1C5827DC0023C4C6 /* ZipUtilities.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = ZipUtilities.swift; sourceTree = "<group>"; };
 		3443A3F51C4AB8A3004AD173 /* QuickZip.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = QuickZip.swift; sourceTree = "<group>"; };
-		3443A3F81C4AD169004AD173 /* kYkLkPf.gif */ = {isa = PBXFileReference; lastKnownFileType = image.gif; path = kYkLkPf.gif; sourceTree = "<group>"; };
-		3443A3FA1C4AD16F004AD173 /* 3crBXeO.gif */ = {isa = PBXFileReference; lastKnownFileType = image.gif; path = 3crBXeO.gif; sourceTree = "<group>"; };
 		3443A3FC1C4AD199004AD173 /* bb8.zip */ = {isa = PBXFileReference; lastKnownFileType = archive.zip; path = bb8.zip; sourceTree = "<group>"; };
 		347E3A741C1DFFB500A11FD3 /* Zip.framework */ = {isa = PBXFileReference; explicitFileType = wrapper.framework; includeInIndex = 0; path = Zip.framework; sourceTree = BUILT_PRODUCTS_DIR; };
 		347E3A771C1DFFB500A11FD3 /* Zip.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = Zip.h; sourceTree = "<group>"; };
@@ -100,6 +98,8 @@
 		347E3A831C1DFFB500A11FD3 /* ZipTests.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = ZipTests.swift; sourceTree = "<group>"; };
 		347E3A851C1DFFB500A11FD3 /* Info.plist */ = {isa = PBXFileReference; lastKnownFileType = text.plist.xml; path = Info.plist; sourceTree = "<group>"; };
 		347E3AD71C1E04C900A11FD3 /* Zip.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = Zip.swift; sourceTree = "<group>"; };
+		34940A221C58876200D41574 /* 3crBXeO.gif */ = {isa = PBXFileReference; lastKnownFileType = image.gif; name = 3crBXeO.gif; path = Images/3crBXeO.gif; sourceTree = "<group>"; };
+		34940A231C58876200D41574 /* kYkLkPf.gif */ = {isa = PBXFileReference; lastKnownFileType = image.gif; name = kYkLkPf.gif; path = Images/kYkLkPf.gif; sourceTree = "<group>"; };
 /* End PBXFileReference section */
 
 /* Begin PBXFrameworksBuildPhase section */
@@ -201,8 +201,8 @@
 		347E3A821C1DFFB500A11FD3 /* ZipTests */ = {
 			isa = PBXGroup;
 			children = (
-				3443A3FA1C4AD16F004AD173 /* 3crBXeO.gif */,
-				3443A3F81C4AD169004AD173 /* kYkLkPf.gif */,
+				34940A221C58876200D41574 /* 3crBXeO.gif */,
+				34940A231C58876200D41574 /* kYkLkPf.gif */,
 				3443A3FC1C4AD199004AD173 /* bb8.zip */,
 				347E3A831C1DFFB500A11FD3 /* ZipTests.swift */,
 				347E3A851C1DFFB500A11FD3 /* Info.plist */,
@@ -324,9 +324,9 @@
 			isa = PBXResourcesBuildPhase;
 			buildActionMask = 2147483647;
 			files = (
+				34940A251C58876200D41574 /* kYkLkPf.gif in Resources */,
 				3443A3FD1C4AD199004AD173 /* bb8.zip in Resources */,
-				3443A3F91C4AD169004AD173 /* kYkLkPf.gif in Resources */,
-				3443A3FB1C4AD16F004AD173 /* 3crBXeO.gif in Resources */,
+				34940A241C58876200D41574 /* 3crBXeO.gif in Resources */,
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 		};

ZipTests/ZipTests.swift

@@ -108,6 +108,29 @@ class ZipTests: XCTestCase {
         }
     }
     
+    func testQuickZipFolder() {
+        do {
+            let fileManager = NSFileManager.defaultManager()
+            let imageURL1 = NSBundle(forClass: ZipTests.self).URLForResource("3crBXeO", withExtension: "gif")!
+            let imageURL2 = NSBundle(forClass: ZipTests.self).URLForResource("kYkLkPf", withExtension: "gif")!
+            let folderURL = NSBundle(forClass: ZipTests.self).bundleURL.URLByAppendingPathComponent("Directory")
+            let targetImageURL1 = folderURL.URLByAppendingPathComponent("3crBXeO.gif")
+            let targetImageURL2 = folderURL.URLByAppendingPathComponent("kYkLkPf.gif")
+            if fileManager.fileExistsAtPath(folderURL.path!) {
+                try fileManager.removeItemAtURL(folderURL)
+            }
+            try fileManager.createDirectoryAtURL(folderURL, withIntermediateDirectories: false, attributes: nil)
+            try fileManager.copyItemAtURL(imageURL1, toURL: targetImageURL1)
+            try fileManager.copyItemAtURL(imageURL2, toURL: targetImageURL2)
+            let destinationURL = try Zip.quickZipFiles([folderURL], fileName: "directory")
+            XCTAssertTrue(fileManager.fileExistsAtPath(destinationURL.path!))
+        }
+        catch {
+            XCTFail()
+        }
+    }
+
+    
     func testZip() {
         do {
             let imageURL1 = NSBundle(forClass: ZipTests.self).URLForResource("3crBXeO", withExtension: "gif")!