Merge "Add unit tests for AIDL service" into tm-dev am: 47ebc28f6a

Original change: https://googleplex-android-review.googlesource.com/c/platform/vendor/widevine/+/17641620

Change-Id: I3bc1fe88cb20d250f16b652e2a0d214adf240d0f
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>

libwvdrmengine/test/unit/Android.mk

@@ -5,10 +5,12 @@ LOCAL_PATH:= $(call my-dir)
 #
 include $(CLEAR_VARS)
 
+WV_UNITTESTS_BUILD_TARGET?=
+ifeq ($(WV_UNITTESTS_BUILD_TARGET), hidl)
 LOCAL_SRC_FILES := \
-  WVCreatePluginFactories_test.cpp \
+  hidl/WVCreatePluginFactories_test.cpp \
-  WVCryptoFactory_test.cpp \
+  hidl/WVCryptoFactory_test.cpp \
-  WVDrmFactory_test.cpp \
+  hidl/WVDrmFactory_test.cpp \
 
 LOCAL_C_INCLUDES := \
   frameworks/av/include \
@@ -40,7 +42,44 @@ LOCAL_SHARED_LIBRARIES := \
 LOCAL_HEADER_LIBRARIES := \
   libstagefright_foundation_headers \
 
+# build unit tests for Aidl
+else
+
+LOCAL_SRC_FILES := \
+  WVCreatePluginFactories_hal_test.cpp \
+  WVCryptoFactory_hal_test.cpp \
+  WVDrmFactory_hal_test.cpp \
+
+LOCAL_C_INCLUDES := \
+  frameworks/av/include \
+  frameworks/native/include \
+  vendor/widevine/libwvdrmengine/aidl_include \
+  vendor/widevine/libwvdrmengine/include \
+  vendor/widevine/libwvdrmengine/mediadrm/aidl_include \
+  vendor/widevine/libwvdrmengine/oemcrypto/include \
+
+LOCAL_STATIC_LIBRARIES := \
+  libgtest \
+  libgtest_main \
+
+LOCAL_SHARED_LIBRARIES := \
+  android.hardware.drm-V1-ndk \
+  libbase \
+  libbinder_ndk \
+  libcrypto \
+  libdl \
+  liblog \
+  libutils \
+  libwvaidl \
+
+LOCAL_HEADER_LIBRARIES := \
+  libstagefright_foundation_headers \
+
+# endif $(WV_UNITTESTS_BUILD_TARGET)
+endif
+
 LOCAL_MODULE := libwvdrmengine_hal_test
+
 LOCAL_LICENSE_KINDS := legacy_by_exception_only
 LOCAL_LICENSE_CONDITIONS := by_exception_only
 

libwvdrmengine/test/unit/WVCreatePluginFactories_hal_test.cpp

@@ -0,0 +1,28 @@
+//
+// Copyright 2022 Google LLC. All Rights Reserved. This file and proprietary
+// source code may only be used and distributed under the Widevine License
+// Agreement.
+//
+
+#include "WVCreatePluginFactories.h"
+#include "gtest/gtest.h"
+
+namespace wvdrm {
+namespace hardware {
+namespace drm {
+namespace widevine {
+
+using ::wvdrm::hardware::drm::widevine::WVDrmFactory;
+
+TEST(CreatePluginFactoriesTest, CreatesDrmFactory) {
+  std::shared_ptr<WVDrmFactory> drmFactory =
+      ::ndk::SharedRefBase::make<WVDrmFactory>();
+
+  EXPECT_NE((WVDrmFactory *)NULL, drmFactory.get())
+      << "createDrmFactory() returned null";
+}
+
+} // namespace widevine
+} // namespace drm
+} // namespace hardware
+} // namespace wvdrm

libwvdrmengine/test/unit/WVCryptoFactory_hal_test.cpp

@@ -0,0 +1,50 @@
+/*
+ * Copyright 2022 Google LLC. All Rights Reserved. This file and proprietary
+ * source code may only be used and distributed under the Widevine License
+ * Agreement.
+ */
+
+#include "WVDrmFactory.h"
+#include "gtest/gtest.h"
+
+namespace wvdrm {
+namespace hardware {
+namespace drm {
+namespace widevine {
+
+using ::aidl::android::hardware::drm::Uuid;
+using ::wvdrm::hardware::drm::widevine::WVDrmFactory;
+
+const Uuid kWidevineUUID = {0xED, 0xEF, 0x8B, 0xA9, 0x79, 0xD6, 0x4A, 0xCE,
+                            0xA3, 0xC8, 0x27, 0xDC, 0xD5, 0x1D, 0x21, 0xED};
+
+const Uuid kOldNetflixWidevineUUID = {0x29, 0x70, 0x1F, 0xE4, 0x3C, 0xC7,
+                                      0x4A, 0x34, 0x8C, 0x5B, 0xAE, 0x90,
+                                      0xC7, 0x43, 0x9A, 0x47};
+
+const Uuid kUnknownUUID = {0x6A, 0x7F, 0xAA, 0xB0, 0x83, 0xC7, 0x9E, 0x20,
+                           0x08, 0xBC, 0xEF, 0x32, 0x34, 0x1A, 0x9A, 0x26};
+
+TEST(WVCryptoFactoryTest, SupportsSupportedCryptoSchemes) {
+  std::shared_ptr<WVDrmFactory> factory =
+      ::ndk::SharedRefBase::make<WVDrmFactory>();
+
+  EXPECT_TRUE(factory->isCryptoSchemeSupported(kWidevineUUID))
+      << "WVPluginFactory does not support Widevine's UUID";
+
+  EXPECT_TRUE(factory->isCryptoSchemeSupported(kOldNetflixWidevineUUID))
+      << "WVPluginFactory does not support the old Netflix Widevine UUID";
+}
+
+TEST(WVCryptoFactoryTest, DoesNotSupportUnsupportedCryptoSchemes) {
+  std::shared_ptr<WVDrmFactory> factory =
+      ::ndk::SharedRefBase::make<WVDrmFactory>();
+
+  EXPECT_FALSE(factory->isCryptoSchemeSupported(kUnknownUUID))
+      << "WVPluginFactory incorrectly claims to support an unknown UUID";
+}
+
+} // namespace widevine
+} // namespace drm
+} // namespace hardware
+} // namespace wvdrm

libwvdrmengine/test/unit/WVDrmFactory_hal_test.cpp

@@ -0,0 +1,142 @@
+/*
+ * Copyright 2022 Google LLC. All Rights Reserved. This file and proprietary
+ * source code may only be used and distributed under the Widevine License
+ * Agreement.
+ */
+
+#include "WVDrmFactory.h"
+#include "android-base/properties.h"
+#include "cutils/properties.h"
+#include "gtest/gtest.h"
+
+namespace wvdrm {
+namespace hardware {
+namespace drm {
+namespace widevine {
+
+using ::aidl::android::hardware::drm::CryptoSchemes;
+using ::aidl::android::hardware::drm::SecurityLevel;
+using ::aidl::android::hardware::drm::SupportedContentType;
+using ::aidl::android::hardware::drm::Uuid;
+using ::wvdrm::hardware::drm::widevine::WVDrmFactory;
+
+const Uuid kWidevineUUID = {0xED, 0xEF, 0x8B, 0xA9, 0x79, 0xD6, 0x4A, 0xCE,
+                            0xA3, 0xC8, 0x27, 0xDC, 0xD5, 0x1D, 0x21, 0xED};
+
+const Uuid kOldNetflixWidevineUUID = {0x29, 0x70, 0x1F, 0xE4, 0x3C, 0xC7,
+                                      0x4A, 0x34, 0x8C, 0x5B, 0xAE, 0x90,
+                                      0xC7, 0x43, 0x9A, 0x47};
+
+const Uuid kUnknownUUID = {0x6A, 0x7F, 0xAA, 0xB0, 0x83, 0xC7, 0x9E, 0x20,
+                           0x08, 0xBC, 0xEF, 0x32, 0x34, 0x1A, 0x9A, 0x26};
+
+const std::vector<std::string> supportedMimeTypes = {
+    "audio/mp4", "audio/webm", "cenc", "hls", "video/mp4", "video/webm", "webm",
+};
+
+const std::vector<std::string> unSupportedMimeTypes = {
+    "application/x-mpegURL", "video/3gpp",
+    "video/x-flv",           "video/MP2T",
+    "video/quicktime",       "video/x-matroska",
+    "video/x-msvideo",       "video/x-ms-wmv",
+};
+
+class WVDrmFactoryTestPeer : public WVDrmFactory {
+public:
+  using WVDrmFactory::areSpoidsEnabled;
+  using WVDrmFactory::isBlankAppPackageNameAllowed;
+};
+
+TEST(WVDrmFactoryTest, SupportsSupportedCryptoSchemes) {
+  std::shared_ptr<WVDrmFactory> factory =
+      ::ndk::SharedRefBase::make<WVDrmFactory>();
+
+  EXPECT_TRUE(factory->isCryptoSchemeSupported(kWidevineUUID))
+      << "WVPluginFactory does not support Widevine's UUID";
+
+  EXPECT_TRUE(factory->isCryptoSchemeSupported(kOldNetflixWidevineUUID))
+      << "WVPluginFactory does not support the old Netflix Widevine UUID";
+}
+
+TEST(WVDrmFactoryTest, DoesNotSupportUnsupportedCryptoSchemes) {
+  std::shared_ptr<WVDrmFactory> factory =
+      ::ndk::SharedRefBase::make<WVDrmFactory>();
+
+  EXPECT_FALSE(factory->isCryptoSchemeSupported(kUnknownUUID))
+      << "WVPluginFactory incorrectly claims to support an unknown UUID";
+}
+
+TEST(WVDrmFactoryTest, SupportsSupportedContainerFormats) {
+  std::shared_ptr<WVDrmFactory> factory =
+      ::ndk::SharedRefBase::make<WVDrmFactory>();
+
+  CryptoSchemes schemes{};
+  auto ret = factory->getSupportedCryptoSchemes(&schemes);
+  EXPECT_TRUE(ret.isOk());
+
+  for (auto mimeType : schemes.mimeTypes) {
+    std::string mime = mimeType.mime;
+    EXPECT_TRUE(std::find(supportedMimeTypes.begin(), supportedMimeTypes.end(),
+                          mime) != supportedMimeTypes.end())
+        << "WVPluginFactory does not support " << mime;
+  }
+}
+
+TEST(WVDrmFactoryTest, DoesNotSupportUnsupportedContainerFormats) {
+  std::shared_ptr<WVDrmFactory> factory =
+      ::ndk::SharedRefBase::make<WVDrmFactory>();
+
+  CryptoSchemes schemes{};
+  auto ret = factory->getSupportedCryptoSchemes(&schemes);
+  EXPECT_TRUE(ret.isOk());
+
+  for (auto mimeType : schemes.mimeTypes) {
+    std::string mime = mimeType.mime;
+    EXPECT_FALSE(std::find(unSupportedMimeTypes.begin(),
+                           unSupportedMimeTypes.end(),
+                           mime) != unSupportedMimeTypes.end())
+        << "WVPluginFactory incorrectly claims to support " << mime;
+  }
+}
+
+TEST(WVDrmFactoryTest, CalculatesSpoidUseCorrectly) {
+  std::shared_ptr<WVDrmFactory> factory =
+      ::ndk::SharedRefBase::make<WVDrmFactory>();
+
+  int32_t firstApiLevel =
+      android::base::GetIntProperty<int32_t>("ro.product.first_api_level", 0);
+  if (firstApiLevel == 0) {
+    // First API Level is 0 on factory->ROMs, but we can assume the current SDK
+    // version is the first if it's a factory->ROM.
+    firstApiLevel =
+        android::base::GetIntProperty<int32_t>("ro.build.version.sdk", 0);
+  }
+  bool shouldUseSpoids = (firstApiLevel >= 26); // Android O
+
+  EXPECT_EQ(shouldUseSpoids, WVDrmFactoryTestPeer::areSpoidsEnabled())
+      << "WVDrmFactory calculated a different SPOID state than expected.";
+}
+
+TEST(WVDrmFactoryTest, CalculatesBlankAppPackageNamePermissibilityCorrectly) {
+  std::shared_ptr<WVDrmFactory> factory =
+      ::ndk::SharedRefBase::make<WVDrmFactory>();
+
+  int32_t firstApiLevel =
+      android::base::GetIntProperty<int32_t>("ro.product.first_api_level", 0);
+  if (firstApiLevel == 0) {
+    // First API Level is 0 on factory->ROMs, but we can assume the current SDK
+    // version is the first if it's a factory->ROM.
+    firstApiLevel =
+        android::base::GetIntProperty<int32_t>("ro.build.version.sdk", 0);
+  }
+  bool shouldAllow = (firstApiLevel < 29); // Android Q
+
+  EXPECT_EQ(shouldAllow, WVDrmFactoryTestPeer::isBlankAppPackageNameAllowed())
+      << "WVDrmFactory calculated a different Blank App Package Name state "
+         "than expected.";
+}
+
+} // namespace widevine
+} // namespace drm
+} // namespace hardware
+} // namespace wvdrm