/*
 * Copyright (C) 2015 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 "minikin/Hasher.h"

#include <gtest/gtest.h>

namespace minikin {

TEST(HasherTest, hasherTest) {
    EXPECT_EQ(Hasher().hash(), Hasher().hash());
    EXPECT_EQ(Hasher().update(1).hash(), Hasher().update(1).hash());

    uint16_t shorts1[] = {1, 2, 3, 4, 5};
    uint16_t shorts2[] = {1, 2, 3, 4, 5};
    EXPECT_EQ(Hasher().updateShorts(shorts1, 5).hash(), Hasher().updateShorts(shorts2, 5).hash());

    Hasher hasher;
    hasher.update(1);
    EXPECT_EQ(hasher.hash(), hasher.hash());
    hasher.update(2);
    EXPECT_EQ(hasher.hash(), hasher.hash());
}

TEST(HasherTest, hasherTestFloat) {
    float x = 1.1f;
    EXPECT_NE(Hasher().update(x).hash(), Hasher().update(1).hash());
}

}  // namespace minikin