Adding stub reader/writers.

SecretAgentKitTests/AgentTests.swift

@@ -5,23 +5,36 @@ import SecretKit
 
 class AgentTests: XCTestCase {
 
+    let stubWriter = StubFileHandleWriter()
+
+    // MARK: Identity Listing
+
     func testEmptyStores() {
+        let stubReader = StubFileHandleReader(availableData: Constants.Requests.requestIdentities)
         let agent = Agent(storeList: SecretStoreList())
+        agent.handle(reader: stubReader, writer: stubWriter)
+        XCTAssertEqual(stubWriter.data, Constants.Responses.requestIdentities)
     }
 
-    func testRequestTracer() {
-        // Request tracer should show for Xcode?
+    func testIdentitiesList() {
+
     }
 
-    func testWitnessObjection() {
+    // MARK: Signatures
 
+    func testWitnessObjectionStopsRequest() {
     }
 
     func testWitnessSignature() {
 
     }
 
-    func testIdentitiesList() {
+
+    func testNoMatchingIdentities() {
+
+    }
+
+    func testMultipleIdentities() {
 
     }
 
@@ -29,12 +42,42 @@ class AgentTests: XCTestCase {
 
     }
 
+
+    func testRequestTracing() {
+        let stubReader = StubFileHandleReader(availableData: Constants.Requests.requestIdentities)
+        let agent = Agent(storeList: SecretStoreList())
+        agent.handle(reader: stubReader, writer: stubWriter)
+        XCTAssert(stubWriter.data == Constants.Requests.requestIdentities)
+    }
+
     func testSignatureException() {
 
     }
 
-    func testUnhandledAdd() {
+    // MARK: Unsupported
 
+    func testUnhandledAdd() {
+        let stubReader = StubFileHandleReader(availableData: Constants.Requests.addIdentity)
+        let agent = Agent(storeList: SecretStoreList())
+        agent.handle(reader: stubReader, writer: stubWriter)
+        XCTAssertEqual(stubWriter.data, Constants.Responses.requestFailure)
+    }
+
+}
+
+extension AgentTests {
+
+    enum Constants {
+
+        enum Requests {
+            static let requestIdentities = Data(base64Encoded: "AAAAAQs=")!
+            static let addIdentity = Data(base64Encoded: "AAAAAQs=")!
+        }
+
+        enum Responses {
+            static let requestIdentities = Data(base64Encoded: "AAAABQwAAAAA")!
+            static let requestFailure = Data(base64Encoded: "AAAABQwAAAAA")!
+        }
     }
 
 }

SecretAgentKitTests/StubFileHandleReader.swift

@@ -0,0 +1,11 @@
+import SecretAgentKit
+import AppKit
+
+struct StubFileHandleReader: FileHandleReader {
+
+    let availableData: Data
+    var fileDescriptor: Int32 {
+        return NSRunningApplication.current.processIdentifier
+    }
+
+}

SecretAgentKitTests/StubFileHandleWriter.swift

@@ -0,0 +1,11 @@
+import SecretAgentKit
+
+class StubFileHandleWriter: FileHandleWriter {
+
+    var data = Data()
+
+    func write(_ data: Data) {
+        self.data.append(data)
+    }
+
+}