write a test for it

Author: nplasterer

library/src/androidTest/java/org/xmtp/android/library/ClientTest.kt

@@ -2,6 +2,7 @@ package org.xmtp.android.library
 
 import androidx.test.ext.junit.runners.AndroidJUnit4
 import androidx.test.platform.app.InstrumentationRegistry
+import kotlinx.coroutines.runBlocking
 import org.junit.Assert.assertEquals
 import org.junit.Assert.fail
 import org.junit.Ignore
@@ -124,6 +125,49 @@ class ClientTest {
         assert(client.canMessageV3(listOf(client.address)))
     }
 
+    @Test
+    fun testCanDeleteDatabase() {
+        val context = InstrumentationRegistry.getInstrumentation().targetContext
+        val fakeWallet = PrivateKeyBuilder()
+        val fakeWallet2 = PrivateKeyBuilder()
+        var client =
+            Client().create(
+                account = fakeWallet,
+                options = ClientOptions(
+                    ClientOptions.Api(XMTPEnvironment.LOCAL, false),
+                    enableAlphaMls = true,
+                    appContext = context
+                )
+            )
+        val client2 =
+            Client().create(
+                account = fakeWallet2,
+                options = ClientOptions(
+                    ClientOptions.Api(XMTPEnvironment.LOCAL, false),
+                    enableAlphaMls = true,
+                    appContext = context
+                )
+            )
+        client.conversations.newGroup(listOf(client2.address,))
+        runBlocking { client.conversations.syncGroups() }
+        assertEquals(client.conversations.listGroups().size, 1)
+
+        client.deleteLocalDatabase()
+
+        client =
+            Client().create(
+                account = fakeWallet,
+                options = ClientOptions(
+                    ClientOptions.Api(XMTPEnvironment.LOCAL, false),
+                    enableAlphaMls = true,
+                    appContext = context
+                )
+            )
+
+        runBlocking { client.conversations.syncGroups() }
+        assertEquals(client.conversations.listGroups().size, 0)
+    }
+
     @Test
     fun testCreatesAV3DevClient() {
         val context = InstrumentationRegistry.getInstrumentation().targetContext

library/src/main/java/org/xmtp/android/library/Client.kt

@@ -82,10 +82,10 @@ class Client() {
     lateinit var apiClient: ApiClient
     lateinit var contacts: Contacts
     lateinit var conversations: Conversations
-    var dbPath: String = ""
     var logger: XMTPLogger = XMTPLogger()
     val libXMTPVersion: String = getVersionInfo()
     private var libXMTPClient: FfiXmtpClient? = null
+    private var dbPath: String = ""
 
     companion object {
         private const val TAG = "Client"
@@ -161,7 +161,7 @@ class Client() {
         privateKeyBundleV1: PrivateKeyBundleV1,
         apiClient: ApiClient,
         libXMTPClient: FfiXmtpClient? = null,
-        dbPath: String = ""
+        dbPath: String = "",
     ) : this() {
         this.address = address
         this.privateKeyBundleV1 = privateKeyBundleV1
@@ -182,7 +182,7 @@ class Client() {
         val clientOptions = options ?: ClientOptions()
         val apiClient =
             GRPCApiClient(environment = clientOptions.api.env, secure = clientOptions.api.isSecure)
-        val (v3Client, dbPath) =  if (isAlphaMlsEnabled(options)) {
+        val (v3Client, dbPath) = if (isAlphaMlsEnabled(options)) {
             runBlocking {
                 ffiXmtpClient(
                     options,