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authorxunchang <xunchang@google.com>2019-03-12 20:40:14 +0100
committerxunchang <xunchang@google.com>2019-03-14 23:35:09 +0100
commit37304f3cc920804c97d52df929b9871c057c55e0 (patch)
tree3417ec3d003d01cdbe69a5ab876f591602baf4a9 /tests/unit
parentMerge "Start charger at /system/bin/charger." (diff)
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Diffstat (limited to 'tests/unit')
-rw-r--r--tests/unit/package_test.cpp117
1 files changed, 117 insertions, 0 deletions
diff --git a/tests/unit/package_test.cpp b/tests/unit/package_test.cpp
new file mode 100644
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+++ b/tests/unit/package_test.cpp
@@ -0,0 +1,117 @@
+/*
+ * Copyright (C) 2019 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 agree 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 <stdio.h>
+
+#include <functional>
+#include <string>
+#include <vector>
+
+#include <android-base/file.h>
+#include <gtest/gtest.h>
+#include <openssl/sha.h>
+#include <ziparchive/zip_writer.h>
+
+#include "common/test_constants.h"
+#include "package.h"
+
+class PackageTest : public ::testing::Test {
+ protected:
+ void SetUp() override;
+
+ // A list of package classes for test, including MemoryPackage and FilePackage.
+ std::vector<std::unique_ptr<Package>> packages_;
+
+ TemporaryFile temp_file_; // test package file.
+ std::string file_content_; // actual bytes of the package file.
+};
+
+void PackageTest::SetUp() {
+ std::vector<std::string> entries = { "file1.txt", "file2.txt", "dir1/file3.txt" };
+ FILE* file_ptr = fdopen(temp_file_.release(), "wb");
+ ZipWriter writer(file_ptr);
+ for (const auto& entry : entries) {
+ ASSERT_EQ(0, writer.StartEntry(entry.c_str(), ZipWriter::kCompress));
+ ASSERT_EQ(0, writer.WriteBytes(entry.c_str(), entry.size()));
+ ASSERT_EQ(0, writer.FinishEntry());
+ }
+ writer.Finish();
+ ASSERT_EQ(0, fclose(file_ptr));
+
+ ASSERT_TRUE(android::base::ReadFileToString(temp_file_.path, &file_content_));
+ auto memory_package = Package::CreateMemoryPackage(temp_file_.path, nullptr);
+ ASSERT_TRUE(memory_package);
+ packages_.emplace_back(std::move(memory_package));
+
+ auto file_package = Package::CreateFilePackage(temp_file_.path, nullptr);
+ ASSERT_TRUE(file_package);
+ packages_.emplace_back(std::move(file_package));
+}
+
+TEST_F(PackageTest, ReadFullyAtOffset_success) {
+ for (const auto& package : packages_) {
+ std::vector<uint8_t> buffer(file_content_.size());
+ ASSERT_TRUE(package->ReadFullyAtOffset(buffer.data(), file_content_.size(), 0));
+ ASSERT_EQ(file_content_, std::string(buffer.begin(), buffer.end()));
+
+ ASSERT_TRUE(package->ReadFullyAtOffset(buffer.data(), file_content_.size() - 10, 10));
+ ASSERT_EQ(file_content_.substr(10), std::string(buffer.begin(), buffer.end() - 10));
+ }
+}
+
+TEST_F(PackageTest, ReadFullyAtOffset_failure) {
+ for (const auto& package : packages_) {
+ std::vector<uint8_t> buffer(file_content_.size());
+ // Out of bound read.
+ ASSERT_FALSE(package->ReadFullyAtOffset(buffer.data(), file_content_.size(), 10));
+ }
+}
+
+TEST_F(PackageTest, UpdateHashAtOffset_sha1_hash) {
+ // Check that the hash matches for first half of the file.
+ uint64_t hash_size = file_content_.size() / 2;
+ std::vector<uint8_t> expected_sha(SHA_DIGEST_LENGTH);
+ SHA1(reinterpret_cast<uint8_t*>(file_content_.data()), hash_size, expected_sha.data());
+
+ for (const auto& package : packages_) {
+ SHA_CTX ctx;
+ SHA1_Init(&ctx);
+ std::vector<HasherUpdateCallback> hashers{ std::bind(&SHA1_Update, &ctx, std::placeholders::_1,
+ std::placeholders::_2) };
+ package->UpdateHashAtOffset(hashers, 0, hash_size);
+
+ std::vector<uint8_t> calculated_sha(SHA_DIGEST_LENGTH);
+ SHA1_Final(calculated_sha.data(), &ctx);
+ ASSERT_EQ(expected_sha, calculated_sha);
+ }
+}
+
+TEST_F(PackageTest, GetZipArchiveHandle_extract_entry) {
+ for (const auto& package : packages_) {
+ ZipArchiveHandle zip = package->GetZipArchiveHandle();
+ ASSERT_TRUE(zip);
+
+ // Check that we can extract one zip entry.
+ std::string entry_name = "dir1/file3.txt";
+ ZipString path(entry_name.c_str());
+ ZipEntry entry;
+ ASSERT_EQ(0, FindEntry(zip, path, &entry));
+
+ std::vector<uint8_t> extracted(entry_name.size());
+ ASSERT_EQ(0, ExtractToMemory(zip, &entry, extracted.data(), extracted.size()));
+ ASSERT_EQ(entry_name, std::string(extracted.begin(), extracted.end()));
+ }
+}