Start on Robolectric integration test

OpenKeychain/src/androidTest/java/tests/SomeTest.java

@@ -1,12 +0,0 @@
-package tests;
-
-import org.junit.Assert;
-import org.junit.Test;
-
-public class SomeTest {
-    @Test
-    public void willFail() {
-        // stub
-        // Assert.assertThat();
-    }
-}

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

@@ -0,0 +1,82 @@
+package org.sufficientlysecure.keychain.testsupport;
+
+import android.content.Context;
+import android.net.Uri;
+
+import org.sufficientlysecure.keychain.pgp.PgpDecryptVerify;
+import org.sufficientlysecure.keychain.pgp.PgpDecryptVerifyResult;
+import org.sufficientlysecure.keychain.pgp.WrappedPublicKeyRing;
+import org.sufficientlysecure.keychain.provider.ProviderHelper;
+import org.sufficientlysecure.keychain.util.InputData;
+
+import java.io.ByteArrayOutputStream;
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.OutputStream;
+
+/**
+ * For functional tests of PgpDecryptVerify
+ */
+public class PgpVerifyTestingHelper {
+
+    private final Context context;
+
+    public PgpVerifyTestingHelper(Context robolectricContext) {
+            this.context=robolectricContext;
+    }
+
+    public int doTestFile(String testFileName) throws Exception {
+        ProviderHelper providerHelper = new ProviderHelperStub(context);
+
+        PgpDecryptVerify.PassphraseCache passphraseCache = new PgpDecryptVerify.PassphraseCache() {
+            public String getCachedPassphrase(long masterKeyId) {
+                return "I am a passphrase";
+            }
+        };
+
+        InputStream sampleInput = getClass().getResourceAsStream(testFileName);
+        assert null != sampleInput;
+        InputData data = new InputData(sampleInput, 705);
+        OutputStream outStream = new ByteArrayOutputStream();
+
+        PgpDecryptVerify verify = new PgpDecryptVerify.Builder(providerHelper, passphraseCache, data, outStream).build();
+        PgpDecryptVerifyResult result = verify.execute();
+
+        return result.getSignatureResult().getStatus();
+    }
+
+
+    static class ProviderHelperStub extends ProviderHelper {
+        public ProviderHelperStub(Context context) {
+            super(context);
+        }
+
+        @Override
+        public WrappedPublicKeyRing getWrappedPublicKeyRing(Uri id) throws NotFoundException {
+            try {
+                byte[] data = readFully(getClass().getResourceAsStream("/public-key-for-sample.blob"));
+                return new WrappedPublicKeyRing(data, false, 0);
+            } catch (IOException e) {
+                throw new RuntimeException(e);
+            }
+        }
+    }
+
+    public static byte[] readFully(InputStream input) throws IOException
+    {
+        byte[] buffer = new byte[8192];
+        int bytesRead;
+        ByteArrayOutputStream output = new ByteArrayOutputStream();
+        while ((bytesRead = input.read(buffer)) != -1)
+        {
+            output.write(buffer, 0, bytesRead);
+        }
+        return output.toByteArray();
+    }
+
+
+
+
+}

OpenKeychain/src/main/java/org/sufficientlysecure/keychain/testsupport/package-info.java

@@ -0,0 +1,7 @@
+/**
+ * Test support classes.
+ * This is only in main code because of gradle-Android Studio-robolectric issues. Having
+ * classes in main code means IDE autocomplete, class detection, etc., all works.
+ * TODO Move into test package when possible
+ */
+package org.sufficientlysecure.keychain.testsupport;

OpenKeychain/src/test/java/tests/RoboTest.java

@@ -0,0 +1,37 @@
+package tests;
+
+import org.junit.Assert;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.robolectric.*;
+import org.openintents.openpgp.OpenPgpSignatureResult;
+import org.sufficientlysecure.keychain.testsupport.PgpVerifyTestingHelper;
+
+@RunWith(RobolectricTestRunner.class)
+@org.robolectric.annotation.Config(emulateSdk = 18) // Robolectric doesn't yet support 19
+public class RoboTest {
+
+    @Test
+    public void testVerifySuccess() throws Exception {
+
+        String testFileName = "/sample.txt";
+        int expectedSignatureResult = OpenPgpSignatureResult.SIGNATURE_SUCCESS_UNCERTIFIED;
+
+        int status = new PgpVerifyTestingHelper(Robolectric.application).doTestFile(testFileName);
+
+        Assert.assertEquals(expectedSignatureResult, status);
+    }
+
+
+    @Test
+    public void testVerifyFailure() throws Exception {
+
+        String testFileName = "/sample-altered.txt";
+        int expectedSignatureResult = OpenPgpSignatureResult.SIGNATURE_ERROR;
+
+        int status = new PgpVerifyTestingHelper(Robolectric.application).doTestFile(testFileName);
+
+        Assert.assertEquals(expectedSignatureResult, status);
+    }
+
+}

OpenKeychain/src/test/resources/sample-altered.txt

@@ -0,0 +1,26 @@
+-----BEGIN PGP SIGNED MESSAGE-----
+Hash: SHA1
+
+This is a simple text document, which is used to illustrate
+the concept of signing simple text files.  There are no
+control characters or special formatting commands in this
+text, just simple printable ASCII characters.
+MALICIOUS TEXT
+To make this a slightly less uninteresting document, there
+follows a short shopping list.
+
+    eggs, 1 doz
+    milk, 1 gal
+    bacon, 1 lb
+    olive oil
+    bread, 1 loaf
+
+That's all there is to this document.
+
+-----BEGIN PGP SIGNATURE-----
+Version: PGPfreeware 5.5.5 for non-commercial use <http://www.nai.com>
+
+iQA/AwUBN78ib3S9RCOKzj55EQKqDACg1NV2/iyPKrDlOVJvJwz6ArcQ0UQAnjNC
+CDxKAFyaaGa835l1vpbFkAJk
+=3r/N
+-----END PGP SIGNATURE-----

OpenKeychain/src/test/resources/sample.txt

@@ -0,0 +1,26 @@
+-----BEGIN PGP SIGNED MESSAGE-----
+Hash: SHA1
+
+This is a simple text document, which is used to illustrate
+the concept of signing simple text files.  There are no
+control characters or special formatting commands in this
+text, just simple printable ASCII characters.
+
+To make this a slightly less uninteresting document, there
+follows a short shopping list.
+
+    eggs, 1 doz
+    milk, 1 gal
+    bacon, 1 lb
+    olive oil
+    bread, 1 loaf
+
+That's all there is to this document.
+
+-----BEGIN PGP SIGNATURE-----
+Version: PGPfreeware 5.5.5 for non-commercial use <http://www.nai.com>
+
+iQA/AwUBN78ib3S9RCOKzj55EQKqDACg1NV2/iyPKrDlOVJvJwz6ArcQ0UQAnjNC
+CDxKAFyaaGa835l1vpbFkAJk
+=3r/N
+-----END PGP SIGNATURE-----