1 files changed, 102 insertions, 0 deletions
diff --git a/libs/androidfw/tests/ObbFile_test.cpp b/libs/androidfw/tests/ObbFile_test.cpp
new file mode 100644
index 000000000000..2c9f65067cbf
--- /dev/null
+++ b/libs/androidfw/tests/ObbFile_test.cpp
@@ -0,0 +1,102 @@
+/*
+ * Copyright (C) 2010 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.
+ */
+
+#define LOG_TAG "ObbFile_test"
+#include <androidfw/ObbFile.h>
+#include <utils/Log.h>
+#include <utils/RefBase.h>
+#include <utils/String8.h>
+
+#include <gtest/gtest.h>
+
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include <string.h>
+
+namespace android {
+
+#define TEST_FILENAME "/test.obb"
+
+class ObbFileTest : public testing::Test {
+protected:
+    sp<ObbFile> mObbFile;
+    char* mExternalStorage;
+    char* mFileName;
+
+    virtual void SetUp() {
+        mObbFile = new ObbFile();
+        mExternalStorage = getenv("EXTERNAL_STORAGE");
+
+        const int totalLen = strlen(mExternalStorage) + strlen(TEST_FILENAME) + 1;
+        mFileName = new char[totalLen];
+        snprintf(mFileName, totalLen, "%s%s", mExternalStorage, TEST_FILENAME);
+
+        int fd = ::open(mFileName, O_CREAT | O_TRUNC, S_IRUSR | S_IWUSR);
+        if (fd < 0) {
+            FAIL() << "Couldn't create " << mFileName << " for tests";
+        }
+    }
+
+    virtual void TearDown() {
+    }
+};
+
+TEST_F(ObbFileTest, ReadFailure) {
+    EXPECT_FALSE(mObbFile->readFrom(-1))
+            << "No failure on invalid file descriptor";
+}
+
+TEST_F(ObbFileTest, WriteThenRead) {
+    const char* packageName = "com.example.obbfile";
+    const int32_t versionNum = 1;
+
+    mObbFile->setPackageName(String8(packageName));
+    mObbFile->setVersion(versionNum);
+#define SALT_SIZE 8
+    unsigned char salt[SALT_SIZE] = {0x01, 0x10, 0x55, 0xAA, 0xFF, 0x00, 0x5A, 0xA5};
+    EXPECT_TRUE(mObbFile->setSalt(salt, SALT_SIZE))
+            << "Salt should be successfully set";
+
+    EXPECT_TRUE(mObbFile->writeTo(mFileName))
+            << "couldn't write to fake .obb file";
+
+    mObbFile = new ObbFile();
+
+    EXPECT_TRUE(mObbFile->readFrom(mFileName))
+            << "couldn't read from fake .obb file";
+
+    EXPECT_EQ(versionNum, mObbFile->getVersion())
+            << "version didn't come out the same as it went in";
+    const char* currentPackageName = mObbFile->getPackageName().string();
+    EXPECT_STREQ(packageName, currentPackageName)
+            << "package name didn't come out the same as it went in";
+
+    size_t saltLen;
+    const unsigned char* newSalt = mObbFile->getSalt(&saltLen);
+
+    EXPECT_EQ(sizeof(salt), saltLen)
+            << "salt sizes were not the same";
+
+    for (int i = 0; i < sizeof(salt); i++) {
+        EXPECT_EQ(salt[i], newSalt[i])
+                << "salt character " << i << " should be equal";
+    }
+    EXPECT_TRUE(memcmp(newSalt, salt, sizeof(salt)) == 0)
+            << "salts should be the same";
+}
+
+}