diff --git a/Android.bp b/Android.bp
index 2efc395..658eaf6 100644
--- a/Android.bp
+++ b/Android.bp
@@ -267,6 +267,7 @@
         "java/sdk_library.go",
         "java/support_libraries.go",
         "java/system_modules.go",
+        "java/testing.go",
     ],
     testSrcs: [
         "java/app_test.go",
diff --git a/java/java_test.go b/java/java_test.go
index ded1f00..9202cdc 100644
--- a/java/java_test.go
+++ b/java/java_test.go
@@ -15,7 +15,6 @@
 package java
 
 import (
-	"fmt"
 	"io/ioutil"
 	"os"
 	"path/filepath"
@@ -54,16 +53,7 @@
 }
 
 func testConfig(env map[string]string) android.Config {
-	if env == nil {
-		env = make(map[string]string)
-	}
-	if env["ANDROID_JAVA8_HOME"] == "" {
-		env["ANDROID_JAVA8_HOME"] = "jdk8"
-	}
-	config := android.TestArchConfig(buildDir, env)
-	config.TestProductVariables.DeviceSystemSdkVersions = []string{"14", "15"}
-	return config
-
+	return TestConfig(buildDir, env)
 }
 
 func testContext(config android.Config, bp string,
@@ -113,54 +103,7 @@
 
 	ctx.Register()
 
-	extraModules := []string{
-		"core-lambda-stubs",
-		"framework",
-		"ext",
-		"updatable_media_stubs",
-		"android_stubs_current",
-		"android_system_stubs_current",
-		"android_test_stubs_current",
-		"core.current.stubs",
-		"core.platform.api.stubs",
-		"kotlin-stdlib",
-		"kotlin-annotations",
-	}
-
-	for _, extra := range extraModules {
-		bp += fmt.Sprintf(`
-			java_library {
-				name: "%s",
-				srcs: ["a.java"],
-				no_standard_libs: true,
-				sdk_version: "core_current",
-				system_modules: "core-platform-api-stubs-system-modules",
-			}
-		`, extra)
-	}
-
-	bp += `
-		android_app {
-			name: "framework-res",
-			no_framework_libs: true,
-		}
-	`
-
-	systemModules := []string{
-		"core-system-modules",
-		"core-platform-api-stubs-system-modules",
-		"android_stubs_current_system_modules",
-		"android_system_stubs_current_system_modules",
-		"android_test_stubs_current_system_modules",
-	}
-
-	for _, extra := range systemModules {
-		bp += fmt.Sprintf(`
-			java_system_modules {
-				name: "%s",
-			}
-		`, extra)
-	}
+	bp += GatherRequiredDepsForTest()
 
 	mockFS := map[string][]byte{
 		"Android.bp":             []byte(bp),
diff --git a/java/testing.go b/java/testing.go
new file mode 100644
index 0000000..713eca1
--- /dev/null
+++ b/java/testing.go
@@ -0,0 +1,89 @@
+// Copyright 2019 Google Inc. All rights reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package java
+
+import (
+	"fmt"
+
+	"android/soong/android"
+)
+
+func TestConfig(buildDir string, env map[string]string) android.Config {
+	if env == nil {
+		env = make(map[string]string)
+	}
+	if env["ANDROID_JAVA8_HOME"] == "" {
+		env["ANDROID_JAVA8_HOME"] = "jdk8"
+	}
+	config := android.TestArchConfig(buildDir, env)
+	config.TestProductVariables.DeviceSystemSdkVersions = []string{"14", "15"}
+
+	return config
+}
+
+func GatherRequiredDepsForTest() string {
+	var bp string
+
+	extraModules := []string{
+		"core-lambda-stubs",
+		"framework",
+		"ext",
+		"updatable_media_stubs",
+		"android_stubs_current",
+		"android_system_stubs_current",
+		"android_test_stubs_current",
+		"core.current.stubs",
+		"core.platform.api.stubs",
+		"kotlin-stdlib",
+		"kotlin-annotations",
+	}
+
+	for _, extra := range extraModules {
+		bp += fmt.Sprintf(`
+			java_library {
+				name: "%s",
+				srcs: ["a.java"],
+				no_standard_libs: true,
+				sdk_version: "core_current",
+				system_modules: "core-platform-api-stubs-system-modules",
+			}
+		`, extra)
+	}
+
+	bp += `
+		android_app {
+			name: "framework-res",
+			no_framework_libs: true,
+		}
+	`
+
+	systemModules := []string{
+		"core-system-modules",
+		"core-platform-api-stubs-system-modules",
+		"android_stubs_current_system_modules",
+		"android_system_stubs_current_system_modules",
+		"android_test_stubs_current_system_modules",
+	}
+
+	for _, extra := range systemModules {
+		bp += fmt.Sprintf(`
+			java_system_modules {
+				name: "%s",
+			}
+		`, extra)
+	}
+
+	return bp
+}
diff --git a/sysprop/sysprop_test.go b/sysprop/sysprop_test.go
index 92e0af4..745e424 100644
--- a/sysprop/sysprop_test.go
+++ b/sysprop/sysprop_test.go
@@ -19,7 +19,6 @@
 	"android/soong/cc"
 	"android/soong/java"
 
-	"fmt"
 	"io/ioutil"
 	"os"
 	"strings"
@@ -90,54 +89,7 @@
 
 	ctx.Register()
 
-	extraModules := []string{
-		"core-lambda-stubs",
-		"framework",
-		"ext",
-		"updatable_media_stubs",
-
-		"android_stubs_current",
-		"android_system_stubs_current",
-		"android_test_stubs_current",
-		"core.current.stubs",
-		"core.platform.api.stubs",
-	}
-
-	for _, extra := range extraModules {
-		bp += fmt.Sprintf(`
-			java_library {
-				name: "%s",
-				srcs: ["a.java"],
-				no_standard_libs: true,
-				sdk_version: "core_current",
-				system_modules: "core-platform-api-stubs-system-modules",
-			}
-		`, extra)
-	}
-
-	bp += `
-		android_app {
-			name: "framework-res",
-			no_framework_libs: true,
-		}
-	`
-
-	systemModules := []string{
-		"core-system-modules",
-		"core-platform-api-stubs-system-modules",
-		"android_stubs_current_system_modules",
-		"android_system_stubs_current_system_modules",
-		"android_test_stubs_current_system_modules",
-	}
-
-	for _, extra := range systemModules {
-		bp += fmt.Sprintf(`
-			java_system_modules {
-				name: "%s",
-			}
-		`, extra)
-	}
-
+	bp += java.GatherRequiredDepsForTest()
 	bp += cc.GatherRequiredDepsForTest(android.Android)
 
 	mockFS := map[string][]byte{
@@ -224,16 +176,12 @@
 }
 
 func testConfig(env map[string]string) android.Config {
-	if env == nil {
-		env = make(map[string]string)
-	}
-	if env["ANDROID_JAVA8_HOME"] == "" {
-		env["ANDROID_JAVA8_HOME"] = "jdk8"
-	}
-	config := android.TestArchConfig(buildDir, env)
+	config := java.TestConfig(buildDir, env)
+
 	config.TestProductVariables.DeviceSystemSdkVersions = []string{"28"}
 	config.TestProductVariables.DeviceVndkVersion = proptools.StringPtr("current")
 	config.TestProductVariables.Platform_vndk_version = proptools.StringPtr("VER")
+
 	return config
 
 }