1 files changed, 129 insertions, 0 deletions
diff --git a/cmds/idmap2/tests/BinaryStreamVisitorTests.cpp b/cmds/idmap2/tests/BinaryStreamVisitorTests.cpp
new file mode 100644
index 000000000000..8b552dcc1265
--- /dev/null
+++ b/cmds/idmap2/tests/BinaryStreamVisitorTests.cpp
@@ -0,0 +1,129 @@
+/*
+ * Copyright (C) 2018 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 <memory>
+#include <sstream>
+#include <string>
+
+#include "gmock/gmock.h"
+#include "gtest/gtest.h"
+
+#include "androidfw/ApkAssets.h"
+#include "androidfw/Idmap.h"
+
+#include "idmap2/BinaryStreamVisitor.h"
+#include "idmap2/Idmap.h"
+
+#include "TestHelpers.h"
+
+using ::testing::IsNull;
+using ::testing::NotNull;
+
+namespace android {
+namespace idmap2 {
+
+TEST(BinaryStreamVisitorTests, CreateBinaryStreamViaBinaryStreamVisitor) {
+  std::string raw(reinterpret_cast<const char*>(idmap_raw_data), idmap_raw_data_len);
+  std::istringstream raw_stream(raw);
+
+  std::stringstream error;
+  std::unique_ptr<const Idmap> idmap1 = Idmap::FromBinaryStream(raw_stream, error);
+  ASSERT_THAT(idmap1, NotNull());
+
+  std::stringstream stream;
+  BinaryStreamVisitor visitor(stream);
+  idmap1->accept(&visitor);
+
+  std::unique_ptr<const Idmap> idmap2 = Idmap::FromBinaryStream(stream, error);
+  ASSERT_THAT(idmap2, NotNull());
+
+  ASSERT_EQ(idmap1->GetHeader()->GetTargetCrc(), idmap2->GetHeader()->GetTargetCrc());
+  ASSERT_EQ(idmap1->GetHeader()->GetTargetPath(), idmap2->GetHeader()->GetTargetPath());
+  ASSERT_EQ(idmap1->GetData().size(), 1u);
+  ASSERT_EQ(idmap1->GetData().size(), idmap2->GetData().size());
+
+  const auto& data1 = idmap1->GetData()[0];
+  const auto& data2 = idmap2->GetData()[0];
+
+  ASSERT_EQ(data1->GetHeader()->GetTargetPackageId(), data2->GetHeader()->GetTargetPackageId());
+  ASSERT_EQ(data1->GetTypeEntries().size(), 2u);
+  ASSERT_EQ(data1->GetTypeEntries().size(), data2->GetTypeEntries().size());
+  ASSERT_EQ(data1->GetTypeEntries()[0]->GetEntry(0), data2->GetTypeEntries()[0]->GetEntry(0));
+  ASSERT_EQ(data1->GetTypeEntries()[0]->GetEntry(1), data2->GetTypeEntries()[0]->GetEntry(1));
+  ASSERT_EQ(data1->GetTypeEntries()[0]->GetEntry(2), data2->GetTypeEntries()[0]->GetEntry(2));
+  ASSERT_EQ(data1->GetTypeEntries()[1]->GetEntry(0), data2->GetTypeEntries()[1]->GetEntry(0));
+  ASSERT_EQ(data1->GetTypeEntries()[1]->GetEntry(1), data2->GetTypeEntries()[1]->GetEntry(1));
+  ASSERT_EQ(data1->GetTypeEntries()[1]->GetEntry(2), data2->GetTypeEntries()[1]->GetEntry(2));
+}
+
+TEST(BinaryStreamVisitorTests, CreateIdmapFromApkAssetsInteropWithLoadedIdmap) {
+  const std::string target_apk_path(GetTestDataPath() + "/target/target.apk");
+  std::unique_ptr<const ApkAssets> target_apk = ApkAssets::Load(target_apk_path);
+  ASSERT_THAT(target_apk, NotNull());
+
+  const std::string overlay_apk_path(GetTestDataPath() + "/overlay/overlay.apk");
+  std::unique_ptr<const ApkAssets> overlay_apk = ApkAssets::Load(overlay_apk_path);
+  ASSERT_THAT(overlay_apk, NotNull());
+
+  std::stringstream error;
+  std::unique_ptr<const Idmap> idmap =
+      Idmap::FromApkAssets(target_apk_path, *target_apk, overlay_apk_path, *overlay_apk, error);
+  ASSERT_THAT(idmap, NotNull());
+
+  std::stringstream stream;
+  BinaryStreamVisitor visitor(stream);
+  idmap->accept(&visitor);
+  const std::string str = stream.str();
+  const StringPiece data(str);
+  std::unique_ptr<const LoadedIdmap> loaded_idmap = LoadedIdmap::Load(data);
+  ASSERT_THAT(loaded_idmap, NotNull());
+  ASSERT_EQ(loaded_idmap->TargetPackageId(), 0x7f);
+
+  const IdmapEntry_header* header = loaded_idmap->GetEntryMapForType(0x01);
+  ASSERT_THAT(header, NotNull());
+
+  EntryId entry;
+  bool success = LoadedIdmap::Lookup(header, 0x0000, &entry);
+  ASSERT_TRUE(success);
+  ASSERT_EQ(entry, 0x0000);
+
+  header = loaded_idmap->GetEntryMapForType(0x02);
+  ASSERT_THAT(header, NotNull());
+
+  success = LoadedIdmap::Lookup(header, 0x0002, &entry);
+  ASSERT_FALSE(success);
+
+  success = LoadedIdmap::Lookup(header, 0x0003, &entry);
+  ASSERT_TRUE(success);
+  ASSERT_EQ(entry, 0x0000);
+
+  success = LoadedIdmap::Lookup(header, 0x0004, &entry);
+  ASSERT_FALSE(success);
+
+  success = LoadedIdmap::Lookup(header, 0x0005, &entry);
+  ASSERT_TRUE(success);
+  ASSERT_EQ(entry, 0x0001);
+
+  success = LoadedIdmap::Lookup(header, 0x0006, &entry);
+  ASSERT_TRUE(success);
+  ASSERT_EQ(entry, 0x0002);
+
+  success = LoadedIdmap::Lookup(header, 0x0007, &entry);
+  ASSERT_FALSE(success);
+}
+
+}  // namespace idmap2
+}  // namespace android