Realm encryption test

build.gradle

apply plugin: 'com.android.application'

android {
  compileSdkVersion 22
  buildToolsVersion "22.0.1"

  defaultConfig {
    applicationId "net.imthinker.android.realmenctyption"
    minSdkVersion 15
    targetSdkVersion 22
    versionCode 1
    versionName "1.0"
    testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
  }
  buildTypes {
    release {
      minifyEnabled false
      proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
    }
  }
  packagingOptions {
    exclude 'LICENSE.txt'
  }
}

dependencies {
  compile fileTree(dir: 'libs', include: ['*.jar'])
  compile 'com.android.support:appcompat-v7:22.1.1'
  compile 'com.android.support:support-annotations:22.1.1'
  compile 'io.realm:realm-android:0.80.1'
  androidTestCompile 'com.android.support.test:testing-support-lib:0.1'
}

MainActivity.java

package net.imthinker.android.realmenctyption;

import android.os.Bundle;
import android.support.v7.app.ActionBarActivity;


public class MainActivity extends ActionBarActivity {
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
    }
}

MainActivityTest.java

package net.imthinker.android.realmenctyption;

import android.support.test.InstrumentationRegistry;
import android.support.test.runner.AndroidJUnit4;
import android.test.ActivityInstrumentationTestCase2;
import android.test.suitebuilder.annotation.LargeTest;

import org.junit.After;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;

import java.security.SecureRandom;

import io.realm.Realm;

import static org.hamcrest.CoreMatchers.is;
import static org.junit.Assert.assertThat;

@RunWith(AndroidJUnit4.class)
@LargeTest
public class MainActivityTest extends ActivityInstrumentationTestCase2<MainActivity> {
    private MainActivity mActivity;

    public MainActivityTest() {
        super(MainActivity.class);
    }

    @Before
    public void setUp() throws Exception {
        super.setUp();
        setActivityInitialTouchMode(false);
        injectInstrumentation(InstrumentationRegistry.getInstrumentation());
        mActivity = getActivity();
        Realm.deleteRealmFile(mActivity);
    }

    @Test(expected = IllegalArgumentException.class)
    public void testRaiseIllegalArgumentException() {
        // Current sample code
        byte[] key = new byte[32];
        new SecureRandom().nextBytes(key);
        Realm realm = Realm.getInstance(mActivity, key);
        
        // Not running
        realm.close();
    }

    @Test
    public void testNotRaiseIllegalArgumentException() {
        // Fix key length
        byte[] key = new byte[64];
        new SecureRandom().nextBytes(key);
        Realm realm = Realm.getInstance(mActivity, key);
        
        realm.executeTransaction(new Realm.Transaction() {
            @Override
            public void execute(Realm realm) {
                SampleModel model = realm.createObject(SampleModel.class);
                model.setId(12345);
            }
        });
        realm.close();

        realm = Realm.getInstance(mActivity, key);
        SampleModel model = realm.where(SampleModel.class).equalTo("id", 12345).findFirst();
        long id = model.getId();
        realm.close();

        assertThat(id, is(12345l));
    }

    @After
    public void tearDown() throws Exception {
        super.tearDown();
    }
}

SampleModel.java

package net.imthinker.android.realmenctyption;

import io.realm.RealmObject;
import io.realm.annotations.PrimaryKey;

public class SampleModel extends RealmObject {
    @PrimaryKey
    private long id;

    public long getId() {
        return id;
    }

    public void setId(long id) {
        this.id = id;
    }
}

test_report.txt

$ ./gradlew connectedAndroidTest
Picked up JAVA_TOOL_OPTIONS: -Dfile.encoding=UTF-8
:app:preBuild UP-TO-DATE
:app:preDebugBuild UP-TO-DATE
:app:checkDebugManifest
:app:preReleaseBuild UP-TO-DATE
:app:prepareComAndroidSupportAppcompatV72211Library UP-TO-DATE
:app:prepareComAndroidSupportSupportV42211Library UP-TO-DATE
:app:prepareDebugDependencies
:app:compileDebugAidl UP-TO-DATE
:app:compileDebugRenderscript UP-TO-DATE
:app:generateDebugBuildConfig UP-TO-DATE
:app:generateDebugAssets UP-TO-DATE
:app:mergeDebugAssets UP-TO-DATE
:app:generateDebugResValues UP-TO-DATE
:app:generateDebugResources UP-TO-DATE
:app:mergeDebugResources UP-TO-DATE
:app:processDebugManifest UP-TO-DATE
:app:processDebugResources UP-TO-DATE
:app:generateDebugSources UP-TO-DATE
:app:processDebugJavaRes UP-TO-DATE
:app:compileDebugJava UP-TO-DATE
:app:compileDebugNdk UP-TO-DATE
:app:compileDebugSources UP-TO-DATE
:app:preDexDebug UP-TO-DATE
:app:dexDebug UP-TO-DATE
:app:validateDebugSigning
:app:packageDebug UP-TO-DATE
:app:zipalignDebug UP-TO-DATE
:app:assembleDebug UP-TO-DATE
:app:preDebugAndroidTestBuild UP-TO-DATE
:app:prepareComAndroidSupportTestTestingSupportLib01Library UP-TO-DATE
:app:prepareDebugAndroidTestDependencies
:app:compileDebugAndroidTestAidl UP-TO-DATE
:app:processDebugAndroidTestManifest UP-TO-DATE
:app:compileDebugAndroidTestRenderscript UP-TO-DATE
:app:generateDebugAndroidTestBuildConfig UP-TO-DATE
:app:generateDebugAndroidTestAssets UP-TO-DATE
:app:mergeDebugAndroidTestAssets UP-TO-DATE
:app:generateDebugAndroidTestResValues UP-TO-DATE
:app:generateDebugAndroidTestResources UP-TO-DATE
:app:mergeDebugAndroidTestResources UP-TO-DATE
:app:processDebugAndroidTestResources UP-TO-DATE
:app:generateDebugAndroidTestSources UP-TO-DATE
:app:processDebugAndroidTestJavaRes UP-TO-DATE
:app:compileDebugAndroidTestJava UP-TO-DATE
:app:compileDebugAndroidTestNdk UP-TO-DATE
:app:compileDebugAndroidTestSources UP-TO-DATE
:app:preDexDebugAndroidTest UP-TO-DATE
:app:dexDebugAndroidTest UP-TO-DATE
:app:packageDebugAndroidTest UP-TO-DATE
:app:assembleDebugAndroidTest UP-TO-DATE
:app:connectedAndroidTestDebug
:app:connectedAndroidTest

BUILD SUCCESSFUL

Total time: 22.284 secs