Add a native library to test APKs

In order to make sure we have unpacking and deletion working, add a fake
JNI library to every APK.

This can be expanded in the future to make sure replacement is working
correctly as well.

Change-Id: I1ad04c61df9518429aa17795b8a9d3608791cd8e

3 files changed, 85 insertions, 0 deletions

diff --git a/core/tests/coretests/apks/FrameworkCoreTests_apk.mk b/core/tests/coretests/apks/FrameworkCoreTests_apk.mk
index ac545ca..1e03270 100644
--- a/core/tests/coretests/apks/FrameworkCoreTests_apk.mk
+++ b/core/tests/coretests/apks/FrameworkCoreTests_apk.mk
@@ -7,6 +7,9 @@ LOCAL_DEX_PREOPT := false
 # Make sure every package name gets the FrameworkCoreTests_ prefix.
 LOCAL_PACKAGE_NAME := FrameworkCoreTests_$(LOCAL_PACKAGE_NAME)
 
+# Every package should have a native library
+LOCAL_JNI_SHARED_LIBRARIES := libframeworks_coretests_jni
+
 FrameworkCoreTests_all_apks += $(LOCAL_PACKAGE_NAME)
 
 include $(BUILD_PACKAGE)
diff --git a/core/tests/coretests/apks/install_jni_lib/Android.mk b/core/tests/coretests/apks/install_jni_lib/Android.mk
new file mode 100644
index 0000000..de2993a
--- /dev/null
+++ b/core/tests/coretests/apks/install_jni_lib/Android.mk
@@ -0,0 +1,28 @@
+# Copyright (C) 2012 The Android Open Source Project
+#
+# 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.
+
+LOCAL_PATH := $(call my-dir)
+
+include $(CLEAR_VARS)
+
+LOCAL_SRC_FILES := \
+    com_android_frameworks_coretests_JNITest.cpp
+
+LOCAL_SHARED_LIBRARIES := \
+    libnativehelper
+
+LOCAL_MODULE := libframeworks_coretests_jni
+LOCAL_MODULE_TAGS := optional
+
+include $(BUILD_SHARED_LIBRARY)
diff --git a/core/tests/coretests/apks/install_jni_lib/com_android_frameworks_coretests_JNITest.cpp b/core/tests/coretests/apks/install_jni_lib/com_android_frameworks_coretests_JNITest.cpp
new file mode 100644
index 0000000..957fc4a
--- /dev/null
+++ b/core/tests/coretests/apks/install_jni_lib/com_android_frameworks_coretests_JNITest.cpp
@@ -0,0 +1,54 @@
+/*
+ * Copyright (C) 2012 The Android Open Source Project
+ *
+ * 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.
+ */
+
+#include "nativehelper/JNIHelp.h"
+
+namespace android {
+
+static jint checkFunction(JNIEnv*, jclass) {
+    return 1;
+}
+
+static JNINativeMethod sMethods[] = {
+    /* name, signature, funcPtr */
+    { "checkFunction", "()I", (void*) checkFunction },
+};
+
+int register_com_android_framework_coretests_JNITests(JNIEnv* env) {
+    return jniRegisterNativeMethods(env, "com/android/framework/coretests/JNITests", sMethods,
+            NELEM(sMethods));
+}
+
+}
+
+/*
+ * JNI Initialization
+ */
+jint JNI_OnLoad(JavaVM *jvm, void *reserved) {
+    JNIEnv *e;
+    int status;
+
+    // Check JNI version
+    if (jvm->GetEnv((void **) &e, JNI_VERSION_1_6)) {
+        return JNI_ERR;
+    }
+
+    if ((status = android::register_com_android_framework_coretests_JNITests(e)) < 0) {
+        return JNI_ERR;
+    }
+
+    return JNI_VERSION_1_6;
+}