Move LocalFileStore to WordPressShared

We need it there because it's used by `SharedDataIssueSolver` which
we'll soon need to move to WordPressData.

Author: mokagio

Modules/Sources/WordPressShared/Utility/FileManager+FolderSize.swift Modules/Sources/WordPressShared/FileManager/FileManager+FolderSize.swift

@@ -0,0 +1,16 @@
+import Foundation
+
+extension FileManager: LocalFileStore {
+    public func containerURL(forAppGroup appGroup: String) -> URL? {
+        return containerURL(forSecurityApplicationGroupIdentifier: appGroup)
+    }
+
+    public func fileExists(at url: URL) -> Bool {
+        return fileExists(atPath: url.path)
+    }
+
+    @discardableResult
+    public func save(contents: Data, at url: URL) -> Bool {
+        return createFile(atPath: url.path, contents: contents)
+    }
+}

Modules/Sources/WordPressShared/FileManager/FileManager+LocalFileStore.swift

@@ -0,0 +1,22 @@
+import Foundation
+
+public protocol LocalFileStore {
+    func data(from url: URL) throws -> Data
+
+    func fileExists(at url: URL) -> Bool
+
+    @discardableResult
+    func save(contents: Data, at url: URL) -> Bool
+
+    func containerURL(forAppGroup appGroup: String) -> URL?
+
+    func removeItem(at url: URL) throws
+
+    func copyItem(at srcURL: URL, to dstURL: URL) throws
+}
+
+public extension LocalFileStore {
+    func data(from url: URL) throws -> Data {
+        return try Data(contentsOf: url)
+    }
+}

Modules/Sources/WordPressShared/FileManager/LocalFileStore.swift

@@ -1,5 +1,6 @@
 import Foundation
 import UserNotifications
+import WordPressShared
 
 /// Encapsulates the local notification scheduling logic for Blogging Prompts.
 ///
@@ -459,43 +460,3 @@ struct DefaultCurrentDateProvider: CurrentDateProvider {
     }
 }
 
-// MARK: - Local Store
-
-/// A wrapper protocol intended for `FileManager`.
-/// Created to simplify unit testing.
-///
-protocol LocalFileStore {
-    func data(from url: URL) throws -> Data
-
-    func fileExists(at url: URL) -> Bool
-
-    @discardableResult
-    func save(contents: Data, at url: URL) -> Bool
-
-    func containerURL(forAppGroup appGroup: String) -> URL?
-
-    func removeItem(at url: URL) throws
-
-    func copyItem(at srcURL: URL, to dstURL: URL) throws
-}
-
-extension LocalFileStore {
-    func data(from url: URL) throws -> Data {
-        return try Data(contentsOf: url)
-    }
-}
-
-extension FileManager: LocalFileStore {
-    func containerURL(forAppGroup appGroup: String) -> URL? {
-        return containerURL(forSecurityApplicationGroupIdentifier: appGroup)
-    }
-
-    func fileExists(at url: URL) -> Bool {
-        return fileExists(atPath: url.path)
-    }
-
-    @discardableResult
-    func save(contents: Data, at url: URL) -> Bool {
-        return createFile(atPath: url.path, contents: contents)
-    }
-}

WordPress/Classes/Utility/Blogging Prompts/PromptRemindersScheduler.swift

@@ -2,6 +2,7 @@ import XCTest
 import OHHTTPStubs
 import OHHTTPStubsSwift
 import CoreData
+import WordPressShared
 
 @testable import WordPress