Using in memory databases for the test cases

quartz/src/androidInstrumentedTest/kotlin/com/vitorpamplona/quartz/nip01Core/store/sqlite/AddressableTest.kt

@@ -41,15 +41,12 @@ class AddressableTest {
     @Before
     fun setup() {
         val context = ApplicationProvider.getApplicationContext<Context>()
-        context.deleteDatabase("test.db")
-        db = EventStore(context, "test.db", relayUrl = "testUrl")
+        db = EventStore(context, null)
     }
 
     @After
     fun tearDown() {
         db.close()
-        val context = ApplicationProvider.getApplicationContext<Context>()
-        context.deleteDatabase("test.db")
     }
 
     @Test

quartz/src/androidInstrumentedTest/kotlin/com/vitorpamplona/quartz/nip01Core/store/sqlite/ExpirationTest.kt

@@ -42,7 +42,7 @@ class ExpirationTest {
     @Before
     fun setup() {
         val context = ApplicationProvider.getApplicationContext<Context>()
-        db = EventStore(context, null, relayUrl = "testUrl")
+        db = EventStore(context, null)
     }
 
     @After

quartz/src/androidInstrumentedTest/kotlin/com/vitorpamplona/quartz/nip01Core/store/sqlite/LargeDBTests.kt

@@ -56,15 +56,12 @@ class LargeDBTests {
     @Before
     fun setup() {
         val context = ApplicationProvider.getApplicationContext<Context>()
-        context.deleteDatabase("test_large.db")
-        db = EventStore(context, "largeDBTest.db")
+        db = EventStore(context, null)
     }
 
     @After
     fun tearDown() {
         db.close()
-        val context = ApplicationProvider.getApplicationContext<Context>()
-        context.deleteDatabase("test_large.db")
     }
 
     @Test

quartz/src/androidInstrumentedTest/kotlin/com/vitorpamplona/quartz/nip01Core/store/sqlite/ReplaceableTest.kt

@@ -41,7 +41,7 @@ class ReplaceableTest {
     @Before
     fun setup() {
         val context = ApplicationProvider.getApplicationContext<Context>()
-        db = EventStore(context, null, relayUrl = "testUrl")
+        db = EventStore(context, null)
     }
 
     @After