Tools/TestWebKitAPI/Tests/WebCore/cocoa/SerializedCryptoKeyWrap.mm

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#import "config.h"

#import <WebCore/SerializedCryptoKeyWrap.h>
#import <wtf/MainThread.h>

namespace TestWebKitAPI {

class SerializedCryptoKeyWrapTest : public testing::Test {
public:
    virtual void SetUp()
    {
        WTF::initializeMainThread();
        WebCore::deleteDefaultWebCryptoMasterKey();
    }

    virtual void TearDown()
    {
        WebCore::deleteDefaultWebCryptoMasterKey();
    }
};

TEST_F(SerializedCryptoKeyWrapTest, GetDefaultWebCryptoMasterKey)
{
    Vector<uint8_t> masterKey1;
    EXPECT_TRUE(WebCore::getDefaultWebCryptoMasterKey(masterKey1));

    Vector<uint8_t> masterKey2;
    EXPECT_TRUE(WebCore::getDefaultWebCryptoMasterKey(masterKey2));

    EXPECT_TRUE(masterKey1 == masterKey2);
}

TEST_F(SerializedCryptoKeyWrapTest, DeleteDefaultWebCryptoMasterKey)
{
    Vector<uint8_t> masterKey1;
    EXPECT_TRUE(WebCore::getDefaultWebCryptoMasterKey(masterKey1));
    EXPECT_TRUE(WebCore::deleteDefaultWebCryptoMasterKey());

    Vector<uint8_t> masterKey2;
    EXPECT_TRUE(WebCore::getDefaultWebCryptoMasterKey(masterKey2));

    EXPECT_TRUE(masterKey1 != masterKey2);
}

TEST_F(SerializedCryptoKeyWrapTest, SerializedCryptoKeyWrapUnwrap)
{
    Vector<uint8_t> masterKey;
    EXPECT_TRUE(WebCore::getDefaultWebCryptoMasterKey(masterKey));

    Vector<uint8_t> cryptoKey(16, 1);
    Vector<uint8_t> wrappedKey;
    EXPECT_TRUE(WebCore::wrapSerializedCryptoKey(masterKey, cryptoKey, wrappedKey));
    EXPECT_TRUE(cryptoKey != wrappedKey);
    // ensure wrappedKey doesn't contain cryptoKey
    bool notContained = true;
    size_t limit = wrappedKey.size() - cryptoKey.size() + 1;
    for (size_t i = 0; i < limit; i++) {
        size_t j = 0;
        for (; j < cryptoKey.size() && wrappedKey[i + j] == cryptoKey[j]; j++) { }
        if (j >= cryptoKey.size()) {
            notContained = false;
            break;
        }
    }
    EXPECT_TRUE(notContained);

    Vector<uint8_t> unwrappedKey;
    EXPECT_TRUE(WebCore::unwrapSerializedCryptoKey(masterKey, wrappedKey, unwrappedKey));
    EXPECT_TRUE(unwrappedKey == cryptoKey);
}

} // namespace TestWebKitAPI