borrow tests from Haskell OpenPGP

OpenKeychain/src/main/java/org/sufficientlysecure/keychain/testsupport/KeyringTestingHelper.java

@@ -5,9 +5,10 @@ import android.content.Context;
 import org.sufficientlysecure.keychain.pgp.NullProgressable;
 import org.sufficientlysecure.keychain.pgp.UncachedKeyRing;
 import org.sufficientlysecure.keychain.provider.ProviderHelper;
-import org.sufficientlysecure.keychain.remote.AppSettings;
 import org.sufficientlysecure.keychain.service.OperationResults;
 
+import java.util.Collection;
+
 /**
  * Helper for tests of the Keyring import in ProviderHelper.
  */
@@ -19,13 +20,11 @@ public class KeyringTestingHelper {
         this.context = robolectricContext;
     }
 
-    public boolean addKeyring() throws Exception {
+    public boolean addKeyring(Collection<String> blobFiles) throws Exception {
 
         ProviderHelper providerHelper = new ProviderHelper(context);
 
-//        providerHelper.insertApiApp(new AppSettings("robo-test-package", new byte[]{5, 4, 3, 2, 1}));
-
-        byte[] data = TestDataUtil.readFully(getClass().getResourceAsStream("/public-key-for-sample.blob"));
+        byte[] data = TestDataUtil.readAllFully(blobFiles);
         UncachedKeyRing ring = UncachedKeyRing.decodeFromData(data);
         long masterKeyId = ring.getMasterKeyId();
 
@@ -45,6 +44,7 @@ public class KeyringTestingHelper {
         return saveSuccess;
     }
 
+
     private void retrieveKeyAndExpectNotFound(ProviderHelper providerHelper, long masterKeyId) {
         try {
             providerHelper.getWrappedPublicKeyRing(masterKeyId);

OpenKeychain/src/main/java/org/sufficientlysecure/keychain/testsupport/TestDataUtil.java

@@ -3,6 +3,7 @@ package org.sufficientlysecure.keychain.testsupport;
 import java.io.ByteArrayOutputStream;
 import java.io.IOException;
 import java.io.InputStream;
+import java.util.Collection;
 
 /**
  * Misc support functions. Would just use Guava / Apache Commons but
@@ -10,9 +11,14 @@ import java.io.InputStream;
  */
 public class TestDataUtil {
     public static byte[] readFully(InputStream input) {
+        ByteArrayOutputStream output = new ByteArrayOutputStream();
+        appendToOutput(input, output);
+        return output.toByteArray();
+    }
+
+    private static void appendToOutput(InputStream input, ByteArrayOutputStream output) {
         byte[] buffer = new byte[8192];
         int bytesRead;
-        ByteArrayOutputStream output = new ByteArrayOutputStream();
         try {
             while ((bytesRead = input.read(buffer)) != -1) {
                 output.write(buffer, 0, bytesRead);
@@ -20,6 +26,19 @@ public class TestDataUtil {
         } catch (IOException e) {
             throw new RuntimeException(e);
         }
+    }
+
+    public static byte[] readAllFully(Collection<String> inputResources) {
+        ByteArrayOutputStream output = new ByteArrayOutputStream();
+
+        for (String inputResource : inputResources) {
+            appendToOutput(getResourceAsStream(inputResource), output);
+        }
         return output.toByteArray();
     }
+
+
+    public static InputStream getResourceAsStream(String resourceName) {
+        return TestDataUtil.class.getResourceAsStream(resourceName);
+    }
 }