libcryfs/test/crypto/kdf/SCryptTest.cpp
2015-11-03 20:13:23 -08:00

51 lines
2.2 KiB
C++

#include <google/gtest/gtest.h>
#include "../../../crypto/kdf/Scrypt.h"
using namespace cpputils;
TEST(SCryptTest, GeneratedKeyIsReproductible_448) {
auto created = SCrypt().generateKey<56>("mypassword", SCrypt::TestSettings);
auto recreated = SCrypt().generateKeyFromConfig<56>("mypassword", created.config());
EXPECT_EQ(created.key(), recreated);
}
TEST(SCryptTest, GeneratedKeyIsReproductible_256) {
auto created = SCrypt().generateKey<32>("mypassword", SCrypt::TestSettings);
auto recreated = SCrypt().generateKeyFromConfig<32>("mypassword", created.config());
EXPECT_EQ(created.key(), recreated);
}
TEST(SCryptTest, GeneratedKeyIsReproductible_128) {
auto created = SCrypt().generateKey<16>("mypassword", SCrypt::TestSettings);
auto recreated = SCrypt().generateKeyFromConfig<16>("mypassword", created.config());
EXPECT_EQ(created.key(), recreated);
}
TEST(SCryptTest, GeneratedKeyIsReproductible_DefaultSettings) {
auto created = SCrypt().generateKey<16>("mypassword", SCrypt::DefaultSettings);
auto recreated = SCrypt().generateKeyFromConfig<16>("mypassword", created.config());
EXPECT_EQ(created.key(), recreated);
}
TEST(SCryptTest, DifferentPasswordResultsInDifferentKey) {
auto created = SCrypt().generateKey<16>("mypassword", SCrypt::TestSettings);
auto recreated = SCrypt().generateKeyFromConfig<16>("mypassword2", created.config());
EXPECT_NE(created.key(), recreated);
}
TEST(SCryptTest, UsesCorrectSettings) {
auto created = SCrypt().generateKey<16>("mypassword", SCrypt::TestSettings);
EXPECT_EQ(SCrypt::TestSettings.SALT_LEN, created.config().salt().size());
EXPECT_EQ(SCrypt::TestSettings.N, created.config().N());
EXPECT_EQ(SCrypt::TestSettings.r, created.config().r());
EXPECT_EQ(SCrypt::TestSettings.p, created.config().p());
}
TEST(SCryptTest, UsesCorrectDefaultSettings) {
auto created = SCrypt().generateKey<16>("mypassword", SCrypt::DefaultSettings);
EXPECT_EQ(SCrypt::DefaultSettings.SALT_LEN, created.config().salt().size());
EXPECT_EQ(SCrypt::DefaultSettings.N, created.config().N());
EXPECT_EQ(SCrypt::DefaultSettings.r, created.config().r());
EXPECT_EQ(SCrypt::DefaultSettings.p, created.config().p());
}