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61 lines
1.5 KiB
C++
61 lines
1.5 KiB
C++
/*
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* Copyright 2012 The LibYuv Project Authors. All rights reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#include "../unit_test/unit_test.h"
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#include "libyuv/basic_types.h"
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namespace libyuv {
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TEST_F(libyuvTest, Endian) {
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uint16 v16 = 0x1234u;
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uint8 first_byte = *reinterpret_cast<uint8*>(&v16);
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#if defined(LIBYUV_LITTLE_ENDIAN)
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EXPECT_EQ(0x34u, first_byte);
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#else
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EXPECT_EQ(0x12u, first_byte);
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#endif
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}
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TEST_F(libyuvTest, SizeOfTypes) {
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int8 i8 = -1;
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uint8 u8 = 1u;
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int16 i16 = -1;
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uint16 u16 = 1u;
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int32 i32 = -1;
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uint32 u32 = 1u;
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int64 i64 = -1;
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uint64 u64 = 1u;
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EXPECT_EQ(1u, sizeof(i8));
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EXPECT_EQ(1u, sizeof(u8));
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EXPECT_EQ(2u, sizeof(i16));
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EXPECT_EQ(2u, sizeof(u16));
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EXPECT_EQ(4u, sizeof(i32));
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EXPECT_EQ(4u, sizeof(u32));
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EXPECT_EQ(8u, sizeof(i64));
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EXPECT_EQ(8u, sizeof(u64));
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EXPECT_GT(0, i8);
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EXPECT_LT(0u, u8);
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EXPECT_GT(0, i16);
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EXPECT_LT(0u, u16);
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EXPECT_GT(0, i32);
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EXPECT_LT(0u, u32);
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EXPECT_GT(0, i64);
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EXPECT_LT(0u, u64);
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}
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TEST_F(libyuvTest, SizeOfConstants) {
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EXPECT_EQ(8u, sizeof(INT64_C(0)));
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EXPECT_EQ(8u, sizeof(UINT64_C(0)));
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EXPECT_EQ(8u, sizeof(INT64_C(0x1234567887654321)));
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EXPECT_EQ(8u, sizeof(UINT64_C(0x8765432112345678)));
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}
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} // namespace libyuv
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