diff --git a/bindings/bdk-kotlin/jvm/build.gradle b/bindings/bdk-kotlin/jvm/build.gradle
index 94f7927..58eefc8 100644
--- a/bindings/bdk-kotlin/jvm/build.gradle
+++ b/bindings/bdk-kotlin/jvm/build.gradle
@@ -4,6 +4,11 @@ plugins {
   id 'maven-publish'
 }
 
+java {
+    sourceCompatibility = JavaVersion.VERSION_1_8
+    targetCompatibility = JavaVersion.VERSION_1_8
+}
+
 test {
   testLogging {
     events "PASSED", "SKIPPED", "FAILED", "STANDARD_OUT", "STANDARD_ERROR"
@@ -18,7 +23,7 @@ dependencies {
   api "org.slf4j:slf4j-api:1.7.30"
   testImplementation "ch.qos.logback:logback-classic:1.2.3"
   testImplementation "ch.qos.logback:logback-core:1.2.3"
-  //testImplementation(project(':test-fixtures'))
+  testImplementation(project(':test-fixtures'))
 }
 
 publishing {
@@ -32,8 +37,3 @@ publishing {
     }
   }
 }
-
-java {
-  sourceCompatibility = JavaVersion.VERSION_1_8
-  targetCompatibility = JavaVersion.VERSION_1_8
-}
diff --git a/bindings/bdk-kotlin/jvm/src/test/kotlin/org/bitcoindevkit/bdk/JvmLibTest.kt b/bindings/bdk-kotlin/jvm/src/test/kotlin/org/bitcoindevkit/bdk/JvmLibTest.kt
new file mode 100644
index 0000000..ceea526
--- /dev/null
+++ b/bindings/bdk-kotlin/jvm/src/test/kotlin/org/bitcoindevkit/bdk/JvmLibTest.kt
@@ -0,0 +1,16 @@
+package org.bitcoindevkit.bdk
+
+import java.nio.file.Files
+
+/**
+ * Library test, which will execute on linux host.
+ *
+ */
+class JvmLibTest : LibTest() {
+
+    override fun getTestDataDir(): String {
+        return Files.createTempDirectory("bdk-test").toString()
+        //return Paths.get(System.getProperty("java.io.tmpdir"), "bdk-test").toString()
+    }
+
+}
diff --git a/bindings/bdk-kotlin/settings.gradle b/bindings/bdk-kotlin/settings.gradle
index ac610be..4c3c912 100644
--- a/bindings/bdk-kotlin/settings.gradle
+++ b/bindings/bdk-kotlin/settings.gradle
@@ -1,4 +1,4 @@
 rootProject.name = 'bdk-kotlin'
 
-include ':jvm', ':demo' //, ':android', ':test-fixtures'
+include ':jvm',':demo',':test-fixtures',':android'
 
diff --git a/bindings/bdk-kotlin/test-fixtures/build.gradle b/bindings/bdk-kotlin/test-fixtures/build.gradle
new file mode 100644
index 0000000..44f2c40
--- /dev/null
+++ b/bindings/bdk-kotlin/test-fixtures/build.gradle
@@ -0,0 +1,18 @@
+plugins {
+    id 'org.jetbrains.kotlin.jvm'
+    id 'java-library'
+}
+
+java {
+    sourceCompatibility = JavaVersion.VERSION_1_8
+    targetCompatibility = JavaVersion.VERSION_1_8
+}
+
+dependencies {
+    implementation platform('org.jetbrains.kotlin:kotlin-bom')
+    implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:$kotlin_version"
+
+    implementation(project(':jvm'))
+    implementation "junit:junit:4.13.2"
+    api "org.slf4j:slf4j-api:1.7.30"
+}
diff --git a/bindings/bdk-kotlin/jvm/src/test/kotlin/uniffi/bdk/LibTest.kt b/bindings/bdk-kotlin/test-fixtures/src/main/kotlin/org/bitcoindevkit/bdk/LibTest.kt
similarity index 70%
rename from bindings/bdk-kotlin/jvm/src/test/kotlin/uniffi/bdk/LibTest.kt
rename to bindings/bdk-kotlin/test-fixtures/src/main/kotlin/org/bitcoindevkit/bdk/LibTest.kt
index 6e8c7b1..1ac682f 100644
--- a/bindings/bdk-kotlin/jvm/src/test/kotlin/uniffi/bdk/LibTest.kt
+++ b/bindings/bdk-kotlin/test-fixtures/src/main/kotlin/org/bitcoindevkit/bdk/LibTest.kt
@@ -1,19 +1,24 @@
-package uniffi.bdk
+package org.bitcoindevkit.bdk
 
-import uniffi.bdk.OfflineWallet
 import org.junit.Assert.*
 import org.junit.Test
-
-class LogProgress: BdkProgress {
-    override fun update(progress: Float, message: String? ) {
-        println("progress: $progress, message: $message")
-    }
-}
+import org.slf4j.Logger
+import org.slf4j.LoggerFactory
+import uniffi.bdk.*
+import java.io.File
 
 /**
  * Library tests which will execute for jvm and android modules.
  */
-class LibTest {
+abstract class LibTest {
+
+    abstract fun getTestDataDir(): String
+
+    fun cleanupTestDataDir(testDataDir: String) {
+        File(testDataDir).deleteRecursively()
+    }
+
+    val log: Logger = LoggerFactory.getLogger(LibTest::class.java)
 
     val desc =
         "wpkh([c258d2e4/84h/1h/0h]tpubDDYkZojQFQjht8Tm4jsS3iuEmKjTiEGjG6KnuFNKKJb5A6ZUCUZKdvLdSDWofKi4ToRCwb9poe1XdqfUnP4jaJjCB2Zwv11ZLgSbnZSNecE/0/*)"
@@ -27,7 +32,7 @@ class LibTest {
         assertEquals(address, "bcrt1qzg4mckdh50nwdm9hkzq06528rsu73hjxytqkxs")
     }
 
-    @Test(expected=BdkException.Descriptor::class)
+    @Test(expected= BdkException.Descriptor::class)
     fun invalidDescriptorExceptionIsThrown() {
         val config = DatabaseConfig.Memory("")
         OfflineWallet("invalid-descriptor", Network.REGTEST, config)
@@ -35,11 +40,13 @@ class LibTest {
 
     @Test
     fun sledWalletNewAddress() {
-        val config = DatabaseConfig.Sled(SledDbConfiguration("/tmp/testdb", "testdb"))
+        val testDataDir = getTestDataDir()
+        val config = DatabaseConfig.Sled(SledDbConfiguration(testDataDir, "testdb"))
         val wallet = OfflineWallet(desc, Network.REGTEST, config)
         val address = wallet.getNewAddress()
         assertNotNull(address)
         assertEquals(address, "bcrt1qzg4mckdh50nwdm9hkzq06528rsu73hjxytqkxs")
+        cleanupTestDataDir(testDataDir)
     }
 
     @Test
@@ -52,6 +59,14 @@ class LibTest {
         assertEquals(network, Network.TESTNET)
     }
 
+    class LogProgress: BdkProgress {
+        val log: Logger = LoggerFactory.getLogger(LibTest::class.java)
+
+        override fun update(progress: Float, message: String?) {
+            log.debug("Syncing...")
+        }
+    }
+
     @Test
     fun onlineWalletSyncGetBalance() {
         val db = DatabaseConfig.Memory("")